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            {
                "citation": "Flexure Strength of Advanced Structural Ceramics:  A Round Robin, G. Quinn, Journal of the American Ceramic Society, Vol. 73 8, pp. 2374-2384 (1990), published by American Ceramic Society."
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        ], 
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                "name": "NIST_SRD-30"
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                "citation": "Flexure Strength of Advanced Structural Ceramics:  A Round Robin, G. Quinn, Journal of the American Ceramic Society, Vol. 73 8, pp. 2374-2384 (1990), published by American Ceramic Society."
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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        ], 
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        ], 
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        ], 
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        ], 
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                    {
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                                "value": "MB0"
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                                "value": "MB0"
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                            {
                                "value": "1400"
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                            {
                                "value": "MB0"
                            }
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                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
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        "category": "system.chemical", 
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            {
                "citation": "Structure Refinement of Mullite by the Rietveld Method and a New Method for Estimation of Chemical Composition, T. Ban and K. Okada, Journal of the American Ceramic Society, Vol. 75 1, pp. 227-230 (1992), published by American Ceramic Society."
            }
        ], 
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            {
                "name": "NIST_SRD-30"
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            {
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            }, 
            {
                "scalars": [
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                        "value": "0.0"
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                    {
                        "value": "0.0"
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                    {
                        "value": "0.0"
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                    {
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                    {
                        "value": "0.5"
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                    {
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                    {
                        "uncertainty": "0.0002", 
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                    {
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                    {
                        "uncertainty": "0.0010", 
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                    {
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                    {
                        "value": "0.5"
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                    {
                        "uncertainty": "0.0005", 
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                    {
                        "uncertainty": "0.0003", 
                        "value": "0.4240"
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                    {
                        "value": "0.5"
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                    {
                        "uncertainty": "0.0005", 
                        "value": "0.1290"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.2176"
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                    {
                        "value": "0.0"
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                    {
                        "value": "0.5"
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                    {
                        "value": "0.0"
                    }, 
                    {
                        "value": "0.5"
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                    {
                        "uncertainty": "0.0013", 
                        "value": "0.4474"
                    }, 
                    {
                        "uncertainty": "0.0016", 
                        "value": "0.0401"
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                    {
                        "value": "0.5"
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
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                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Al(1) : x"
                            }, 
                            {
                                "value": "Al(1) : y"
                            }, 
                            {
                                "value": "Al(1) : z"
                            }, 
                            {
                                "value": "Al(T) : x"
                            }, 
                            {
                                "value": "Al(T) : y"
                            }, 
                            {
                                "value": "Al(T) : z"
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                            {
                                "value": "Si(T) : x"
                            }, 
                            {
                                "value": "Si(T) : y"
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                            {
                                "value": "Si(T) : z"
                            }, 
                            {
                                "value": "Al(2) : x"
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                            {
                                "value": "Al(2) : y"
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                            {
                                "value": "Al(2) : z"
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                            {
                                "value": "O(1) : x"
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                            {
                                "value": "O(1) : y"
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                            {
                                "value": "O(1) : z"
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                            {
                                "value": "O(2) : x"
                            }, 
                            {
                                "value": "O(2) : y"
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                            {
                                "value": "O(2) : z"
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                            {
                                "value": "O(3) : x"
                            }, 
                            {
                                "value": "O(3) : y"
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                            {
                                "value": "O(3) : z"
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                            {
                                "value": "O(4) : x"
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                            {
                                "value": "O(4) : y"
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                            {
                                "value": "O(4) : z"
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                        "name": "Atom : Coord."
                    }, 
                    {
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                            {
                                "value": "1"
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                            {
                                "value": "1"
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                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.263"
                            }, 
                            {
                                "value": "0.263"
                            }, 
                            {
                                "value": "0.263"
                            }, 
                            {
                                "value": "0.237"
                            }, 
                            {
                                "value": "0.237"
                            }, 
                            {
                                "value": "0.237"
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                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "uncertainty": "0.006", 
                                "value": "0.288"
                            }, 
                            {
                                "uncertainty": "0.006", 
                                "value": "0.288"
                            }, 
                            {
                                "uncertainty": "0.006", 
                                "value": "0.288"
                            }, 
                            {
                                "value": "0.237"
                            }, 
                            {
                                "value": "0.237"
                            }, 
                            {
                                "value": "0.237"
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                    {
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                                "value": "SP950.1"
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                ], 
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            }
        ]
    }, 
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            {
                "citation": "Structure Refinement of Mullite by the Rietveld Method and a New Method for Estimation of Chemical Composition, T. Ban and K. Okada, Journal of the American Ceramic Society, Vol. 75 1, pp. 227-230 (1992), published by American Ceramic Society."
            }
        ], 
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            {
                "name": "NIST_SRD-30"
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        ], 
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            {
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                    {
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            {
                "scalars": [
                    {
                        "value": "0.0"
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                    {
                        "value": "0.0"
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                    {
                        "value": "0.0"
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                    {
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                        "value": "0.1490"
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                    {
                        "uncertainty": "0.0004", 
                        "value": "0.3378"
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                    {
                        "value": "0.5"
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                    {
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                    {
                        "uncertainty": "0.0004", 
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                    {
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                    {
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                    {
                        "uncertainty": "0.0011", 
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                    {
                        "value": "0.5"
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                    {
                        "uncertainty": "0.0007", 
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                    {
                        "uncertainty": "0.0004", 
                        "value": "0.4234"
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                    {
                        "value": "0.5"
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                    {
                        "uncertainty": "0.0006", 
                        "value": "0.1298"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "0.2154"
                    }, 
                    {
                        "value": "0.0"
                    }, 
                    {
                        "value": "0.5"
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                    {
                        "value": "0.0"
                    }, 
                    {
                        "value": "0.5"
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                    {
                        "uncertainty": "0.002", 
                        "value": "0.442"
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                    {
                        "uncertainty": "0.002", 
                        "value": "0.049"
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                    {
                        "value": "0.5"
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                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
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                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Al(1) : x"
                            }, 
                            {
                                "value": "Al(1) : y"
                            }, 
                            {
                                "value": "Al(1) : z"
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                            {
                                "value": "Al(T) : x"
                            }, 
                            {
                                "value": "Al(T) : y"
                            }, 
                            {
                                "value": "Al(T) : z"
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                            {
                                "value": "Si(T) : x"
                            }, 
                            {
                                "value": "Si(T) : y"
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                            {
                                "value": "Si(T) : z"
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                            {
                                "value": "Al(2) : x"
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                            {
                                "value": "Al(2) : y"
                            }, 
                            {
                                "value": "Al(2) : z"
                            }, 
                            {
                                "value": "O(1) : x"
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                            {
                                "value": "O(1) : y"
                            }, 
                            {
                                "value": "O(1) : z"
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                                "value": "O(2) : x"
                            }, 
                            {
                                "value": "O(2) : y"
                            }, 
                            {
                                "value": "O(2) : z"
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                            {
                                "value": "O(3) : x"
                            }, 
                            {
                                "value": "O(3) : y"
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                            {
                                "value": "O(3) : z"
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                            {
                                "value": "O(4) : x"
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                            {
                                "value": "O(4) : y"
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                            {
                                "value": "O(4) : z"
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                    }, 
                    {
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                                "value": "1"
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                            {
                                "value": "1"
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                            {
                                "value": "1"
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                                "value": "0.5"
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                            {
                                "value": "0.5"
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                            {
                                "value": "0.5"
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                            {
                                "value": "0.254"
                            }, 
                            {
                                "value": "0.254"
                            }, 
                            {
                                "value": "0.254"
                            }, 
                            {
                                "value": "0.246"
                            }, 
                            {
                                "value": "0.246"
                            }, 
                            {
                                "value": "0.246"
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                            {
                                "value": "1"
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                            {
                                "value": "1"
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                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
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                                "value": "0.262"
                            }, 
                            {
                                "uncertainty": "0.009", 
                                "value": "0.262"
                            }, 
                            {
                                "uncertainty": "0.009", 
                                "value": "0.262"
                            }, 
                            {
                                "value": "0.246"
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                            {
                                "value": "0.246"
                            }, 
                            {
                                "value": "0.246"
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                    }, 
                    {
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                                "value": "SH975.1/2"
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                ], 
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            }
        ]
    }, 
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            }
        ], 
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            {
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                        "value": "0.0"
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
                        "uncertainty": "0.0004", 
                        "value": "0.4245"
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                    {
                        "value": "0.5"
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                    {
                        "uncertainty": "0.0006", 
                        "value": "0.1283"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "0.2175"
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                    {
                        "value": "0.0"
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                    {
                        "value": "0.5"
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                    {
                        "value": "0.0"
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                    {
                        "value": "0.5"
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                    {
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                        "value": "0.443"
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                    {
                        "uncertainty": "0.002", 
                        "value": "0.049"
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                    {
                        "value": "0.5"
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                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
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                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Al(1) : x"
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                            {
                                "value": "Al(1) : y"
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                            {
                                "value": "Al(1) : z"
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                            {
                                "value": "Al(T) : x"
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                            {
                                "value": "Al(T) : y"
                            }, 
                            {
                                "value": "Al(T) : z"
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                            {
                                "value": "Si(T) : x"
                            }, 
                            {
                                "value": "Si(T) : y"
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                            {
                                "value": "Si(T) : z"
                            }, 
                            {
                                "value": "Al(2) : x"
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                            {
                                "value": "Al(2) : y"
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                            {
                                "value": "Al(2) : z"
                            }, 
                            {
                                "value": "O(1) : x"
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                            {
                                "value": "O(1) : y"
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                            {
                                "value": "O(1) : z"
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                                "value": "O(2) : x"
                            }, 
                            {
                                "value": "O(2) : y"
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                            {
                                "value": "O(2) : z"
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                                "value": "O(3) : x"
                            }, 
                            {
                                "value": "O(3) : y"
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                                "value": "O(3) : z"
                            }, 
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                                "value": "O(4) : x"
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                            {
                                "value": "O(4) : y"
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                            {
                                "value": "O(4) : z"
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                            {
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                                "value": "0.5"
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                            {
                                "value": "0.5"
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                            {
                                "value": "0.5"
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                            {
                                "value": "0.283"
                            }, 
                            {
                                "value": "0.283"
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                            {
                                "value": "0.283"
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                            {
                                "value": "0.217"
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                            {
                                "value": "0.217"
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                            {
                                "value": "0.217"
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                            {
                                "value": "1"
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                            {
                                "value": "1"
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                            {
                                "value": "1"
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                            {
                                "value": "1"
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                            {
                                "value": "1"
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                            {
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                                "value": "0.349"
                            }, 
                            {
                                "uncertainty": "0.008", 
                                "value": "0.349"
                            }, 
                            {
                                "uncertainty": "0.008", 
                                "value": "0.349"
                            }, 
                            {
                                "value": "0.217"
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                            {
                                "value": "0.217"
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                            {
                                "value": "0.217"
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                    {
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                                "value": "SH975.10"
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                ], 
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            }
        ]
    }, 
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                "citation": "Structure Refinement of Mullite by the Rietveld Method and a New Method for Estimation of Chemical Composition, T. Ban and K. Okada, Journal of the American Ceramic Society, Vol. 75 1, pp. 227-230 (1992), published by American Ceramic Society."
            }
        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
                        "uncertainty": "0.0004", 
                        "value": "0.4248"
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                    {
                        "value": "0.5"
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                    {
                        "uncertainty": "0.0005", 
                        "value": "0.1303"
                    }, 
                    {
                        "uncertainty": "0.0005", 
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                    {
                        "value": "0.0"
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                    {
                        "value": "0.5"
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                    {
                        "value": "0.0"
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                    {
                        "value": "0.5"
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                    {
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                    {
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                    {
                        "value": "0.5"
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                                "value": "23"
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                        "name": "Temperature"
                    }, 
                    {
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                                "value": "Al(1) : x"
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                            {
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                            {
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                            {
                                "value": "Al(T) : z"
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                            {
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                            }, 
                            {
                                "value": "Si(T) : y"
                            }, 
                            {
                                "value": "Si(T) : z"
                            }, 
                            {
                                "value": "Al(2) : x"
                            }, 
                            {
                                "value": "Al(2) : y"
                            }, 
                            {
                                "value": "Al(2) : z"
                            }, 
                            {
                                "value": "O(1) : x"
                            }, 
                            {
                                "value": "O(1) : y"
                            }, 
                            {
                                "value": "O(1) : z"
                            }, 
                            {
                                "value": "O(2) : x"
                            }, 
                            {
                                "value": "O(2) : y"
                            }, 
                            {
                                "value": "O(2) : z"
                            }, 
                            {
                                "value": "O(3) : x"
                            }, 
                            {
                                "value": "O(3) : y"
                            }, 
                            {
                                "value": "O(3) : z"
                            }, 
                            {
                                "value": "O(4) : x"
                            }, 
                            {
                                "value": "O(4) : y"
                            }, 
                            {
                                "value": "O(4) : z"
                            }
                        ], 
                        "name": "Atom : Coord."
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.34"
                            }, 
                            {
                                "value": "0.34"
                            }, 
                            {
                                "value": "0.34"
                            }, 
                            {
                                "value": "0.16"
                            }, 
                            {
                                "value": "0.16"
                            }, 
                            {
                                "value": "0.16"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "uncertainty": "0.007", 
                                "value": "0.519"
                            }, 
                            {
                                "uncertainty": "0.007", 
                                "value": "0.519"
                            }, 
                            {
                                "uncertainty": "0.007", 
                                "value": "0.519"
                            }, 
                            {
                                "value": "0.16"
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                            {
                                "value": "0.16"
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                            {
                                "value": "0.16"
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                    {
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                            {
                                "value": "SH1000.1"
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                ], 
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            }
        ]
    }, 
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            {
                "citation": "Structure Refinement of Mullite by the Rietveld Method and a New Method for Estimation of Chemical Composition, T. Ban and K. Okada, Journal of the American Ceramic Society, Vol. 75 1, pp. 227-230 (1992), published by American Ceramic Society."
            }
        ], 
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                "name": "NIST_SRD-30"
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                    {
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            {
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                    {
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                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0"
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                    {
                        "value": "0.0"
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                    {
                        "value": "0.0"
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                    {
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                        "value": "0.1499"
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                    {
                        "uncertainty": "0.0002", 
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                    {
                        "value": "0.5"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.1499"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.3404"
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                    {
                        "value": "0.5"
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                    {
                        "uncertainty": "0.0011", 
                        "value": "0.2589"
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                    {
                        "uncertainty": "0.0008", 
                        "value": "0.2085"
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                    {
                        "value": "0.5"
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                    {
                        "uncertainty": "0.0004", 
                        "value": "0.3562"
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                    {
                        "uncertainty": "0.0003", 
                        "value": "0.4237"
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                    {
                        "value": "0.5"
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                    {
                        "uncertainty": "0.0004", 
                        "value": "0.1283"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.2186"
                    }, 
                    {
                        "value": "0.0"
                    }, 
                    {
                        "value": "0.5"
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                    {
                        "value": "0.0"
                    }, 
                    {
                        "value": "0.5"
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                    {
                        "uncertainty": "0.0015", 
                        "value": "0.4439"
                    }, 
                    {
                        "uncertainty": "0.0017", 
                        "value": "0.0487"
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                    {
                        "value": "0.5"
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                ], 
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
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                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Al(1) : x"
                            }, 
                            {
                                "value": "Al(1) : y"
                            }, 
                            {
                                "value": "Al(1) : z"
                            }, 
                            {
                                "value": "Al(T) : x"
                            }, 
                            {
                                "value": "Al(T) : y"
                            }, 
                            {
                                "value": "Al(T) : z"
                            }, 
                            {
                                "value": "Si(T) : x"
                            }, 
                            {
                                "value": "Si(T) : y"
                            }, 
                            {
                                "value": "Si(T) : z"
                            }, 
                            {
                                "value": "Al(2) : x"
                            }, 
                            {
                                "value": "Al(2) : y"
                            }, 
                            {
                                "value": "Al(2) : z"
                            }, 
                            {
                                "value": "O(1) : x"
                            }, 
                            {
                                "value": "O(1) : y"
                            }, 
                            {
                                "value": "O(1) : z"
                            }, 
                            {
                                "value": "O(2) : x"
                            }, 
                            {
                                "value": "O(2) : y"
                            }, 
                            {
                                "value": "O(2) : z"
                            }, 
                            {
                                "value": "O(3) : x"
                            }, 
                            {
                                "value": "O(3) : y"
                            }, 
                            {
                                "value": "O(3) : z"
                            }, 
                            {
                                "value": "O(4) : x"
                            }, 
                            {
                                "value": "O(4) : y"
                            }, 
                            {
                                "value": "O(4) : z"
                            }
                        ], 
                        "name": "Atom : Coord."
                    }, 
                    {
                        "scalars": [
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                                "value": "1"
                            }, 
                            {
                                "value": "1"
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                            {
                                "value": "1"
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                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.313"
                            }, 
                            {
                                "value": "0.313"
                            }, 
                            {
                                "value": "0.313"
                            }, 
                            {
                                "value": "0.187"
                            }, 
                            {
                                "value": "0.187"
                            }, 
                            {
                                "value": "0.187"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "uncertainty": "0.006", 
                                "value": "0.439"
                            }, 
                            {
                                "uncertainty": "0.006", 
                                "value": "0.439"
                            }, 
                            {
                                "uncertainty": "0.006", 
                                "value": "0.439"
                            }, 
                            {
                                "value": "0.187"
                            }, 
                            {
                                "value": "0.187"
                            }, 
                            {
                                "value": "0.187"
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                        ], 
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                    }, 
                    {
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                            {
                                "value": "SP1000.1"
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                ], 
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            }
        ]
    }, 
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                "citation": "Structure Refinement of Mullite by the Rietveld Method and a New Method for Estimation of Chemical Composition, T. Ban and K. Okada, Journal of the American Ceramic Society, Vol. 75 1, pp. 227-230 (1992), published by American Ceramic Society."
            }
        ], 
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        ], 
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            {
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            {
                "scalars": [
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                        "value": "0.0"
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                    {
                        "value": "0.0"
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                    {
                        "value": "0.0"
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                    {
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                        "value": "0.1492"
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                    {
                        "uncertainty": "0.0001", 
                        "value": "0.3408"
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                    {
                        "value": "0.5"
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                    {
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                    {
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                    {
                        "value": "0.5"
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                    {
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                    {
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                    {
                        "value": "0.5"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.3570"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.4229"
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                    {
                        "value": "0.5"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.1273"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.2199"
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                    {
                        "value": "0.0"
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                    {
                        "value": "0.5"
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                    {
                        "value": "0.0"
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                    {
                        "value": "0.5"
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                    {
                        "uncertainty": "0.0012", 
                        "value": "0.4421"
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                    {
                        "uncertainty": "0.0013", 
                        "value": "0.0534"
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                    {
                        "value": "0.5"
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                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
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                    }, 
                    {
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                                "value": "Al(1) : x"
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                            {
                                "value": "Al(1) : y"
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                            {
                                "value": "Al(1) : z"
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                            {
                                "value": "Al(T) : x"
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                            {
                                "value": "Al(T) : y"
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                            {
                                "value": "Al(T) : z"
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                            {
                                "value": "Si(T) : x"
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                            {
                                "value": "Si(T) : y"
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                            {
                                "value": "Si(T) : z"
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                            {
                                "value": "Al(2) : x"
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                            {
                                "value": "Al(2) : y"
                            }, 
                            {
                                "value": "Al(2) : z"
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                            {
                                "value": "O(1) : x"
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                            {
                                "value": "O(1) : y"
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                            {
                                "value": "O(1) : z"
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                                "value": "O(2) : x"
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                            {
                                "value": "O(2) : y"
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                            {
                                "value": "O(2) : z"
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                                "value": "O(3) : x"
                            }, 
                            {
                                "value": "O(3) : y"
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                                "value": "O(3) : z"
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                                "value": "O(4) : x"
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                            {
                                "value": "O(4) : y"
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                            {
                                "value": "O(4) : z"
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                    }, 
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                            {
                                "value": "0.5"
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                            {
                                "value": "0.5"
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                            {
                                "value": "0.352"
                            }, 
                            {
                                "value": "0.352"
                            }, 
                            {
                                "value": "0.352"
                            }, 
                            {
                                "value": "0.148"
                            }, 
                            {
                                "value": "0.148"
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                            {
                                "value": "0.148"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "uncertainty": "0.004", 
                                "value": "0.556"
                            }, 
                            {
                                "uncertainty": "0.004", 
                                "value": "0.556"
                            }, 
                            {
                                "uncertainty": "0.004", 
                                "value": "0.556"
                            }, 
                            {
                                "value": "0.148"
                            }, 
                            {
                                "value": "0.148"
                            }, 
                            {
                                "value": "0.148"
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                    {
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                                "value": "SH1200.1"
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        ]
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            }
        ], 
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            }
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            {
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                    {
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                    {
                        "value": "0.5"
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
                        "value": "0.5"
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                    {
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                        "value": "0.3573"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.4224"
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                    {
                        "value": "0.5"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.1275"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.2204"
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                    {
                        "value": "0.0"
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                    {
                        "value": "0.5"
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                    {
                        "value": "0.0"
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                    {
                        "value": "0.5"
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                    {
                        "uncertainty": "0.0013", 
                        "value": "0.4432"
                    }, 
                    {
                        "uncertainty": "0.0014", 
                        "value": "0.0522"
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                    {
                        "value": "0.5"
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                ], 
                "conditions": [
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                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
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                        "name": "Temperature"
                    }, 
                    {
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                                "value": "Al(1) : x"
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                            {
                                "value": "Al(1) : y"
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                                "value": "Al(1) : z"
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                            {
                                "value": "Al(T) : x"
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                            {
                                "value": "Al(T) : y"
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                            {
                                "value": "Al(T) : z"
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                                "value": "Si(T) : x"
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                            {
                                "value": "Si(T) : y"
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                            {
                                "value": "Si(T) : z"
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                            {
                                "value": "Al(2) : x"
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                            {
                                "value": "Al(2) : y"
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                            {
                                "value": "Al(2) : z"
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                            {
                                "value": "O(1) : x"
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                            {
                                "value": "O(1) : y"
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                            {
                                "value": "O(1) : z"
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                            {
                                "value": "O(2) : y"
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                            {
                                "value": "O(2) : z"
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                                "value": "O(3) : x"
                            }, 
                            {
                                "value": "O(3) : y"
                            }, 
                            {
                                "value": "O(3) : z"
                            }, 
                            {
                                "value": "O(4) : x"
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                            {
                                "value": "O(4) : y"
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                            {
                                "value": "O(4) : z"
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                            {
                                "value": "1"
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                                "value": "1"
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                                "value": "0.5"
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                            {
                                "value": "0.5"
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                            {
                                "value": "0.5"
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                            {
                                "value": "0.366"
                            }, 
                            {
                                "value": "0.366"
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                            {
                                "value": "0.366"
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                            {
                                "value": "0.134"
                            }, 
                            {
                                "value": "0.134"
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                            {
                                "value": "1"
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                            {
                                "value": "1"
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                            {
                                "value": "1"
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                            {
                                "value": "1"
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                            {
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                                "value": "0.598"
                            }, 
                            {
                                "uncertainty": "0.003", 
                                "value": "0.598"
                            }, 
                            {
                                "uncertainty": "0.003", 
                                "value": "0.598"
                            }, 
                            {
                                "value": "0.134"
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                            {
                                "value": "0.134"
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                            {
                                "value": "0.134"
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                    {
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                ], 
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            }
        ]
    }, 
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        "category": "system.chemical", 
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            {
                "citation": "Structure Refinement of Mullite by the Rietveld Method and a New Method for Estimation of Chemical Composition, T. Ban and K. Okada, Journal of the American Ceramic Society, Vol. 75 1, pp. 227-230 (1992), published by American Ceramic Society."
            }
        ], 
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        "licenses": [
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                "name": "NIST_SRD-30"
            }
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        "chemicalFormula": "Al4+2xSi2-2xO10-x", 
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                            {
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                    {
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                    {
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                    {
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                    {
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                            {
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                "citation": "Structure Refinement of Mullite by the Rietveld Method and a New Method for Estimation of Chemical Composition, T. Ban and K. Okada, Journal of the American Ceramic Society, Vol. 75 1, pp. 227-230 (1992), published by American Ceramic Society."
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                                "value": "a"
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        ]
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                "name": "Reaction Bonding"
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        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
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        ], 
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            {
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            {
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                    {
                        "value": "504"
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                    {
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                    {
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                    {
                        "value": "557"
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                    {
                        "value": "563"
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                    {
                        "value": "554"
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                    {
                        "value": "554"
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                    {
                        "value": "582"
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                    {
                        "value": "227"
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                    {
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                            {
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                            {
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                            {
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                            {
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                            {
                                "value": "1450"
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                ], 
                "name": "Flexural Strength"
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        ]
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    {
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        ], 
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        ], 
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            {
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                    {
                        "value": "18"
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                    {
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                "units": "W m$^{-1}$ K$^{-1}$", 
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                                "value": "300"
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                            {
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                            {
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                "name": "Thermal Conductivity"
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    {
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                "citation": "The Fabrication and Properties of Self-Bonded Silicon Carbide Bodies, C.W. Forrest, P. Kennedy, and J.V. Shennan, Special Ceramics, Vol. 5, pp. 99-123 (1972), published by The British Ceramic Research Association."
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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            {
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            {
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        ]
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    {
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        ], 
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                "name": "NIST_SRD-30"
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            {
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                    {
                        "value": "191.28"
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                    {
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                    {
                        "value": "246.91"
                    }, 
                    {
                        "value": "255.37"
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                    {
                        "value": "259.92"
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                    {
                        "value": "262.96"
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                    {
                        "value": "265.13"
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                    {
                        "value": "266.87"
                    }, 
                    {
                        "value": "268.82"
                    }, 
                    {
                        "value": "270.56"
                    }, 
                    {
                        "value": "272.73"
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                    {
                        "value": "275.11"
                    }, 
                    {
                        "value": "277.93"
                    }, 
                    {
                        "value": "281.19"
                    }, 
                    {
                        "value": "284.66"
                    }, 
                    {
                        "value": "288.56"
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                    {
                        "value": "292.90"
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                    {
                        "value": "297.89"
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                    {
                        "value": "303.10"
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                    {
                        "value": "308.96"
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                    {
                        "value": "315.03"
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                    {
                        "value": "321.76"
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                    {
                        "value": "328.92"
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                    {
                        "value": "336.51"
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                    {
                        "value": "344.54"
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                    {
                        "value": "353.00"
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                    {
                        "value": "362.12"
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                    {
                        "value": "371.44"
                    }
                ], 
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                    {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
                                "value": "57.45"
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                ], 
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        ], 
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        ], 
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            {
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                                "value": "25"
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            {
                "citation": "Pressure Derivatives of the Sound Velocities of Polycrystalline Alumina, E. Schreiber and O.L. Anderson, Journal of the American Ceramic Society, Vol. 49, pp. 184-190 (1966), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "General Electric Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Lucalox"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "40"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Pressure Derivatives of the Sound Velocities of Polycrystalline Alumina, E. Schreiber and O.L. Anderson, Journal of the American Ceramic Society, Vol. 49, pp. 184-190 (1966), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "General Electric Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Lucalox"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.2363"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Pressure Derivatives of the Sound Velocities of Polycrystalline Alumina, E. Schreiber and O.L. Anderson, Journal of the American Ceramic Society, Vol. 49, pp. 184-190 (1966), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "General Electric Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Lucalox"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "161.32"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Pressure Derivatives of the Sound Velocities of Polycrystalline Alumina, E. Schreiber and O.L. Anderson, Journal of the American Ceramic Society, Vol. 49, pp. 184-190 (1966), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "General Electric Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Lucalox"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.3730"
                    }, 
                    {
                        "value": "10.845"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "shear"
                            }, 
                            {
                                "value": "longitudinal"
                            }
                        ], 
                        "name": "Mode"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "km/(s$\\cdot$GPa", 
                        "scalars": [
                            {
                                "value": "0.02207"
                            }, 
                            {
                                "value": "0.05175"
                            }
                        ], 
                        "name": "dv/dP"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Tribology of Diamond-Like Carbon Sliding Against Itself, Silicon Nitride, and Steel, K. Jia, Y.Q. Li, T.E. Fischer, and B. Gallois, Journal of Materials Research, Vol. 10 6, pp. 1403-1410 (1995), published by Materials Research Society."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.04"
                    }, 
                    {
                        "value": "0.05"
                    }, 
                    {
                        "value": "0.04"
                    }, 
                    {
                        "value": "0.06"
                    }, 
                    {
                        "value": "0.05"
                    }, 
                    {
                        "value": "0.07"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "Steel"
                            }, 
                            {
                                "value": "Steel"
                            }, 
                            {
                                "value": "DLC"
                            }, 
                            {
                                "value": "DLC"
                            }
                        ], 
                        "name": "Counterface Material"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Relative Humdity"
                    }
                ], 
                "name": "Friction Coefficient"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Tribology of Diamond-Like Carbon Sliding Against Itself, Silicon Nitride, and Steel, K. Jia, Y.Q. Li, T.E. Fischer, and B. Gallois, Journal of Materials Research, Vol. 10 6, pp. 1403-1410 (1995), published by Materials Research Society."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "2", 
                        "value": "18"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Tribology of Diamond-Like Carbon Sliding Against Itself, Silicon Nitride, and Steel, K. Jia, Y.Q. Li, T.E. Fischer, and B. Gallois, Journal of Materials Research, Vol. 10 6, pp. 1403-1410 (1995), published by Materials Research Society."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "-10.7"
                    }, 
                    {
                        "value": "-7.3"
                    }, 
                    {
                        "value": "-10.4"
                    }, 
                    {
                        "value": "-9.2"
                    }, 
                    {
                        "value": "-8.3"
                    }, 
                    {
                        "value": "-9.7"
                    }
                ], 
                "units": "mm$^{3}$ m$^{-1}$ N$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "Steel"
                            }, 
                            {
                                "value": "Steel"
                            }, 
                            {
                                "value": "DLC"
                            }, 
                            {
                                "value": "DLC"
                            }
                        ], 
                        "name": "Counterface Material"
                    }, 
                    {
                        "units": "mm$^{3}$/N$\\cdot$m", 
                        "scalars": [
                            {
                                "value": "-7.6"
                            }, 
                            {
                                "value": "-6.7"
                            }, 
                            {
                                "value": "-8.2"
                            }, 
                            {
                                "value": "-8.0"
                            }, 
                            {
                                "value": "-8.2"
                            }, 
                            {
                                "value": "-10.0"
                            }
                        ], 
                        "name": "Counterface Wear Rate Log"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Relative Humidity"
                    }
                ], 
                "name": "Log Wear Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Chemical and Physical Parameters Influence on Aluminium Nitride Based Ceramics Thermal Diffusivity, J.P. Michelet, A. Hafidi, J.P. Lecompte, J. Jarrige, M. Billy, C. Martin, and J. Mexmain, Euro-Ceramics, Vol. 2, pp. 52-56 (1989), edited by G. de With, R.A. Terpstra, and R. Metselaar, published by Elsevier Applied Science."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xCaO.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.211"
                    }, 
                    {
                        "value": "3.257"
                    }, 
                    {
                        "value": "3.303"
                    }, 
                    {
                        "value": "3.23"
                    }, 
                    {
                        "value": "3.17"
                    }, 
                    {
                        "value": "3.26"
                    }, 
                    {
                        "value": "3.36"
                    }, 
                    {
                        "value": "3.26"
                    }, 
                    {
                        "value": "3.23"
                    }, 
                    {
                        "value": "3.28"
                    }, 
                    {
                        "value": "3.38"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mass Fraction of CaO"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "PS"
                            }, 
                            {
                                "value": "PS"
                            }, 
                            {
                                "value": "PS"
                            }, 
                            {
                                "value": "HP"
                            }, 
                            {
                                "value": "HP"
                            }, 
                            {
                                "value": "HP"
                            }, 
                            {
                                "value": "HP"
                            }, 
                            {
                                "value": "HIP"
                            }, 
                            {
                                "value": "HIP"
                            }, 
                            {
                                "value": "HIP"
                            }, 
                            {
                                "value": "HIP"
                            }
                        ], 
                        "name": "Process Type"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Chemical and Physical Parameters Influence on Aluminium Nitride Based Ceramics Thermal Diffusivity, J.P. Michelet, A. Hafidi, J.P. Lecompte, J. Jarrige, M. Billy, C. Martin, and J. Mexmain, Euro-Ceramics, Vol. 2, pp. 52-56 (1989), edited by G. de With, R.A. Terpstra, and R. Metselaar, published by Elsevier Applied Science."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xCaO.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.9"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "7.7"
                    }
                ], 
                "units": "%", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "HP"
                            }
                        ], 
                        "name": "Process Type"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "cm$^{2}$ s$^{-1}$", 
                        "scalars": [
                            {
                                "uncertainty": "0.005", 
                                "value": "0.226"
                            }, 
                            {
                                "uncertainty": "0.005", 
                                "value": "0.226"
                            }, 
                            {
                                "uncertainty": "0.006", 
                                "value": "0.220"
                            }, 
                            {
                                "uncertainty": "0.007", 
                                "value": "0.221"
                            }, 
                            {
                                "uncertainty": "0.004", 
                                "value": "0.216"
                            }, 
                            {
                                "uncertainty": "0.005", 
                                "value": "0.208"
                            }, 
                            {
                                "uncertainty": "0.004", 
                                "value": "0.196"
                            }
                        ], 
                        "name": "Thermal Diffusivity"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.23"
                            }, 
                            {
                                "value": "3.20"
                            }, 
                            {
                                "value": "3.15"
                            }, 
                            {
                                "value": "3.13"
                            }, 
                            {
                                "value": "3.11"
                            }, 
                            {
                                "value": "3.04"
                            }, 
                            {
                                "value": "3.01"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Porosity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Chemical and Physical Parameters Influence on Aluminium Nitride Based Ceramics Thermal Diffusivity, J.P. Michelet, A. Hafidi, J.P. Lecompte, J. Jarrige, M. Billy, C. Martin, and J. Mexmain, Euro-Ceramics, Vol. 2, pp. 52-56 (1989), edited by G. de With, R.A. Terpstra, and R. Metselaar, published by Elsevier Applied Science."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xCaO.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.25"
                    }, 
                    {
                        "value": "0.28"
                    }, 
                    {
                        "value": "0.37"
                    }, 
                    {
                        "value": "0.23"
                    }, 
                    {
                        "value": "0.22"
                    }, 
                    {
                        "value": "0.22"
                    }, 
                    {
                        "value": "0.33"
                    }, 
                    {
                        "value": "0.25"
                    }, 
                    {
                        "value": "0.23"
                    }, 
                    {
                        "value": "0.23"
                    }, 
                    {
                        "value": "0.33"
                    }, 
                    {
                        "uncertainty": "0.006", 
                        "value": "0.227"
                    }, 
                    {
                        "uncertainty": "0.03", 
                        "value": "0.13"
                    }, 
                    {
                        "uncertainty": "0.02", 
                        "value": "0.11"
                    }, 
                    {
                        "uncertainty": "0.006", 
                        "value": "0.092"
                    }, 
                    {
                        "uncertainty": "0.008", 
                        "value": "0.079"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "490"
                            }, 
                            {
                                "value": "575"
                            }, 
                            {
                                "value": "680"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mass Fraction of CaO"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "PS"
                            }, 
                            {
                                "value": "PS"
                            }, 
                            {
                                "value": "PS"
                            }, 
                            {
                                "value": "HP"
                            }, 
                            {
                                "value": "HP"
                            }, 
                            {
                                "value": "HP"
                            }, 
                            {
                                "value": "HP"
                            }, 
                            {
                                "value": "HIP"
                            }, 
                            {
                                "value": "HIP"
                            }, 
                            {
                                "value": "HIP"
                            }, 
                            {
                                "value": "HIP"
                            }, 
                            {
                                "value": "HP"
                            }, 
                            {
                                "value": "HP"
                            }, 
                            {
                                "value": "HP"
                            }, 
                            {
                                "value": "HP"
                            }, 
                            {
                                "value": "HP"
                            }
                        ], 
                        "name": "Process Type"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yLa2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.43"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Tensile Strength and Tensile Stress Rupture Behavior of Norton/TRW NT-154 Silicon Nitride, L. Chuck, S.M. Goodrich, N.L. Hecht, and D.E. McCullum, Ceramic Engineering and Science Proceedings, Vol. 11 7, pp. 1007-1027 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton/TRW"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NT-154"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "117", 
                        "value": "726"
                    }, 
                    {
                        "uncertainty": "73", 
                        "value": "552"
                    }, 
                    {
                        "uncertainty": "76", 
                        "value": "520"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "343"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Tensile Strength and Tensile Stress Rupture Behavior of Norton/TRW NT-154 Silicon Nitride, L. Chuck, S.M. Goodrich, N.L. Hecht, and D.E. McCullum, Ceramic Engineering and Science Proceedings, Vol. 11 7, pp. 1007-1027 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton/TRW"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NT-154"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "2.8", 
                        "value": "7.21"
                    }, 
                    {
                        "uncertainty": "3.7", 
                        "value": "9.33"
                    }, 
                    {
                        "uncertainty": "3.4", 
                        "value": "8.58"
                    }, 
                    {
                        "uncertainty": "3.8", 
                        "value": "9.57"
                    }, 
                    {
                        "value": "8.27"
                    }, 
                    {
                        "value": "9.33"
                    }, 
                    {
                        "value": "7.33"
                    }, 
                    {
                        "value": "8.32"
                    }, 
                    {
                        "value": "7.02"
                    }, 
                    {
                        "value": "12.00"
                    }, 
                    {
                        "value": "8.80"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Combined"
                            }, 
                            {
                                "value": "Combined"
                            }, 
                            {
                                "value": "Combined"
                            }, 
                            {
                                "value": "Combined"
                            }, 
                            {
                                "value": "Volume"
                            }, 
                            {
                                "value": "Volume"
                            }, 
                            {
                                "value": "Volume"
                            }, 
                            {
                                "value": "Volume"
                            }, 
                            {
                                "value": "Surface"
                            }, 
                            {
                                "value": "Surface"
                            }, 
                            {
                                "value": "Surface"
                            }
                        ], 
                        "name": "Mode"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Tensile Strength and Tensile Stress Rupture Behavior of Norton/TRW NT-154 Silicon Nitride, L. Chuck, S.M. Goodrich, N.L. Hecht, and D.E. McCullum, Ceramic Engineering and Science Proceedings, Vol. 11 7, pp. 1007-1027 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton/TRW"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NT-154"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "67", 
                        "value": "774"
                    }, 
                    {
                        "uncertainty": "39", 
                        "value": "582"
                    }, 
                    {
                        "uncertainty": "40", 
                        "value": "551"
                    }, 
                    {
                        "uncertainty": "24", 
                        "value": "363"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Physical Property Measurements of High Temperature Composites, J.R. Hellmann, D.J. Green, and M.F. Modest, Projects Within the Center for Advanced Materials, pp. 95-114 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "414"
                    }, 
                    {
                        "value": "413"
                    }, 
                    {
                        "value": "412"
                    }, 
                    {
                        "value": "411"
                    }, 
                    {
                        "value": "410"
                    }, 
                    {
                        "value": "408"
                    }, 
                    {
                        "value": "406"
                    }, 
                    {
                        "value": "404"
                    }, 
                    {
                        "value": "401"
                    }, 
                    {
                        "value": "399"
                    }, 
                    {
                        "value": "397"
                    }, 
                    {
                        "value": "395"
                    }, 
                    {
                        "value": "393"
                    }, 
                    {
                        "value": "391"
                    }, 
                    {
                        "value": "389"
                    }, 
                    {
                        "value": "387"
                    }, 
                    {
                        "value": "384"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Physical Property Measurements of High Temperature Composites, J.R. Hellmann, D.J. Green, and M.F. Modest, Projects Within the Center for Advanced Materials, pp. 95-114 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "178"
                    }, 
                    {
                        "value": "178"
                    }, 
                    {
                        "value": "178"
                    }, 
                    {
                        "value": "177"
                    }, 
                    {
                        "value": "176"
                    }, 
                    {
                        "value": "175"
                    }, 
                    {
                        "value": "174"
                    }, 
                    {
                        "value": "173"
                    }, 
                    {
                        "value": "172"
                    }, 
                    {
                        "value": "172"
                    }, 
                    {
                        "value": "171"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "169"
                    }, 
                    {
                        "value": "168"
                    }, 
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "166"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Phonon Spectrum of Cubic Boron Nitride, T.D. Sokolovskii, Inorganic Materials, Vol. 19 9, pp. 1311-1314 (1984), published by Plenum Publishing Corporation."
            }
        ], 
        "names": [
            "Boron nitride (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "580"
                    }, 
                    {
                        "value": "670"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Zirconia, R. Stevens, Engineered Materials Handbook, Vol. 4, pp. 775-786 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "373"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "PSZ (3 wt%MgO)"
                            }
                        ], 
                        "name": "Phase"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Zirconia, R. Stevens, Engineered Materials Handbook, Vol. 4, pp. 775-786 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "PSZ(3 wt% MgO)"
                            }
                        ], 
                        "name": "Phase"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Zirconia, R. Stevens, Engineered Materials Handbook, Vol. 4, pp. 775-786 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.1454"
                    }, 
                    {
                        "value": "5.2075"
                    }, 
                    {
                        "value": "5.3107"
                    }, 
                    {
                        "value": "3.64"
                    }, 
                    {
                        "value": "5.27"
                    }, 
                    {
                        "value": "5.065"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "P2t/c"
                            }, 
                            {
                                "value": "P2t/c"
                            }, 
                            {
                                "value": "P2t/c"
                            }, 
                            {
                                "value": "P42/nmc"
                            }, 
                            {
                                "value": "P42/nmc"
                            }, 
                            {
                                "value": "Fm3m"
                            }
                        ], 
                        "name": "Space Group"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Monoclinic"
                            }, 
                            {
                                "value": "Monoclinic"
                            }, 
                            {
                                "value": "Monoclinic"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Cubic"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Engineering Properties of Zirconia, R. Stevens, Engineered Materials Handbook, Vol. 4, pp. 775-786 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.68"
                    }, 
                    {
                        "value": "6.10"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Monoclinic"
                            }, 
                            {
                                "value": "Tetragonal"
                            }
                        ], 
                        "name": "Phase"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Engineering Properties of Zirconia, R. Stevens, Engineered Materials Handbook, Vol. 4, pp. 775-786 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "205"
                    }, 
                    {
                        "value": "195"
                    }, 
                    {
                        "value": "185"
                    }, 
                    {
                        "value": "173"
                    }, 
                    {
                        "value": "169"
                    }, 
                    {
                        "value": "165"
                    }, 
                    {
                        "value": "200"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "PSZ(8 wt% MgO)"
                            }, 
                            {
                                "value": "PSZ(8 wt% MgO)"
                            }, 
                            {
                                "value": "PSZ(8 wt% MgO)"
                            }, 
                            {
                                "value": "PSZ(8 wt% MgO)"
                            }, 
                            {
                                "value": "PSZ(8 wt% MgO)"
                            }, 
                            {
                                "value": "PSZ(8 wt% MgO)"
                            }, 
                            {
                                "value": "TZP"
                            }
                        ], 
                        "name": "Phase"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Zirconia, R. Stevens, Engineered Materials Handbook, Vol. 4, pp. 775-786 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1040"
                    }, 
                    {
                        "value": "980"
                    }, 
                    {
                        "value": "730"
                    }, 
                    {
                        "value": "500"
                    }, 
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "230"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "634"
                    }, 
                    {
                        "value": "414"
                    }, 
                    {
                        "value": "290"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "TZP"
                            }, 
                            {
                                "value": "TZP"
                            }, 
                            {
                                "value": "TZP"
                            }, 
                            {
                                "value": "TZP"
                            }, 
                            {
                                "value": "TZP"
                            }, 
                            {
                                "value": "TZP"
                            }, 
                            {
                                "value": "TZP"
                            }, 
                            {
                                "value": "PSZ(3 wt% MgO)"
                            }, 
                            {
                                "value": "PSZ(3 wt% MgO)"
                            }, 
                            {
                                "value": "PAS(3 wt% MgO)"
                            }
                        ], 
                        "name": "Phase"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Zirconia, R. Stevens, Engineered Materials Handbook, Vol. 4, pp. 775-786 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "14"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "PSZ(3 wt% MgO)"
                            }, 
                            {
                                "value": "TZP"
                            }
                        ], 
                        "name": "Phase"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Zirconia, R. Stevens, Engineered Materials Handbook, Vol. 4, pp. 775-786 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.22"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "PSZ(3 wt% MgO)"
                            }
                        ], 
                        "name": "Phase"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Zirconia, R. Stevens, Engineered Materials Handbook, Vol. 4, pp. 775-786 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "69"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "PSZ(3 wt% MgO)"
                            }
                        ], 
                        "name": "Phase"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Zirconia, R. Stevens, Engineered Materials Handbook, Vol. 4, pp. 775-786 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "352"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "PSZ(3 wt% MgO)"
                            }
                        ], 
                        "name": "Phase"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Zirconia, R. Stevens, Engineered Materials Handbook, Vol. 4, pp. 775-786 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "3.1"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "700"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "TZP(3mol%Y2O3)"
                            }
                        ], 
                        "name": "Phase"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Zirconia, R. Stevens, Engineered Materials Handbook, Vol. 4, pp. 775-786 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "8.7"
                    }, 
                    {
                        "value": "10.1"
                    }, 
                    {
                        "value": "10.5"
                    }, 
                    {
                        "value": "10.3"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "TZP(3mol%Y2O3)"
                            }
                        ], 
                        "name": "Phase"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Zirconia, R. Stevens, Engineered Materials Handbook, Vol. 4, pp. 775-786 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "14"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "PSZ(3 wt% MgO)"
                            }, 
                            {
                                "value": "TZP"
                            }
                        ], 
                        "name": "Phase"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Boron Carbide Powder Compaction During Hot Pressing, I. T. Ostapenko, V. V. Slezov, R. V. Tarasov a. o., Poroshkovaya Metallurgiya (Metallurgy of Powders) 5, pp. 38-43 (1979)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Rod"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "S"
                    }, 
                    {
                        "value": "metals"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.20"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Boron Carbide Powder Compaction During Hot Pressing, I. T. Ostapenko, V. V. Slezov, R. V. Tarasov a. o., Poroshkovaya Metallurgiya (Metallurgy of Powders) 5, pp. 38-43 (1979)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Rod"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.29"
                    }, 
                    {
                        "value": "1.39"
                    }, 
                    {
                        "value": "1.51"
                    }, 
                    {
                        "value": "1.64"
                    }, 
                    {
                        "value": "1.89"
                    }, 
                    {
                        "value": "2.21"
                    }, 
                    {
                        "value": "2.43"
                    }, 
                    {
                        "value": "2.44"
                    }, 
                    {
                        "value": "2.46"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "2073"
                            }, 
                            {
                                "value": "2123"
                            }, 
                            {
                                "value": "2173"
                            }, 
                            {
                                "value": "2223"
                            }, 
                            {
                                "value": "2273"
                            }, 
                            {
                                "value": "2323"
                            }, 
                            {
                                "value": "2373"
                            }, 
                            {
                                "value": "2423"
                            }, 
                            {
                                "value": "2473"
                            }
                        ], 
                        "name": "Hot Pressing Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Boron Carbide Powder Compaction During Hot Pressing, I. T. Ostapenko, V. V. Slezov, R. V. Tarasov a. o., Poroshkovaya Metallurgiya (Metallurgy of Powders) 5, pp. 38-43 (1979)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Rod"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.25", 
                        "value": "1.75"
                    }, 
                    {
                        "uncertainty": "0.25", 
                        "value": "1.75"
                    }, 
                    {
                        "value": "5"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "2073"
                            }, 
                            {
                                "value": "2223"
                            }, 
                            {
                                "value": "2323"
                            }
                        ], 
                        "name": "Hot Pressing Temperature"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Fracture Toughness of Hot-Pressed Silicon Carbide Reinforced with Silicon Carbide Whisker, D.H. Lee, H.E. Kim, and S.J. Cho, Journal of the American Ceramic Society, Vol. 77 12, pp. 3270-3272 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "$\\alpha$-SiC.x$\\beta$-SiC.yAl2O3.zC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
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                    {
                        "value": "-SiC whisker"
                    }, 
                    {
                        "value": "Al2O3"
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                    {
                        "value": "C"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "95-w"
                            }, 
                            {
                                "value": "w"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }
                        ], 
                        "name": "Mass Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Microstructure and Fracture Toughness of Hot-Pressed Silicon Carbide Reinforced with Silicon Carbide Whisker, D.H. Lee, H.E. Kim, and S.J. Cho, Journal of the American Ceramic Society, Vol. 77 12, pp. 3270-3272 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "$\\alpha$-SiC.x$\\beta$-SiC.yAl2O3.zC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "C"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.5"
                            }
                        ], 
                        "name": "Sintering Aid Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Microstructure and Fracture Toughness of Hot-Pressed Silicon Carbide Reinforced with Silicon Carbide Whisker, D.H. Lee, H.E. Kim, and S.J. Cho, Journal of the American Ceramic Society, Vol. 77 12, pp. 3270-3272 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "$\\alpha$-SiC.x$\\beta$-SiC.yAl2O3.zC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "2.9"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "3.2"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "3.9"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "4.1"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Mass Fraction of SiC whisker"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Microstructure and Fracture Toughness of Hot-Pressed Silicon Carbide Reinforced with Silicon Carbide Whisker, D.H. Lee, H.E. Kim, and S.J. Cho, Journal of the American Ceramic Society, Vol. 77 12, pp. 3270-3272 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.1", 
                        "value": "2.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mass Fraction of SiC whisker"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Synthesis and Mechanical Properties of Stoichiometric Aluminum Silicate (Mullite), K.S. Mazdiyasni and L.M. Brown, Journal of the American Ceramic Society, Vol. 55, pp. 548-552 (1972), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "2"
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                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Synthesis and Mechanical Properties of Stoichiometric Aluminum Silicate (Mullite), K.S. Mazdiyasni and L.M. Brown, Journal of the American Ceramic Society, Vol. 55, pp. 548-552 (1972), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
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                ], 
                "name": "Chemical Family"
            }, 
            {
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                    {
                        "value": "Polycrystalline"
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                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "157"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
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                        ], 
                        "name": "Temperature"
                    }
                ], 
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        ]
    }, 
    {
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                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Synthesis and Mechanical Properties of Stoichiometric Aluminum Silicate (Mullite), K.S. Mazdiyasni and L.M. Brown, Journal of the American Ceramic Society, Vol. 55, pp. 548-552 (1972), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
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            {
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                    {
                        "value": "Al-Si-O"
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            }, 
            {
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                    {
                        "value": "Polycrystalline"
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                    {
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                    {
                        "uncertainty": "0.002", 
                        "value": "2.879"
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                    {
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                    {
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                    {
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                    {
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                    {
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                ], 
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                            {
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                            {
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                            {
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                "name": "Hot Pressing"
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            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
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        ], 
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            {
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                    {
                        "value": "Al-Si-O"
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            {
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                "name": "Hot Pressing"
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        ], 
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            {
                "citation": "Synthesis and Mechanical Properties of Stoichiometric Aluminum Silicate (Mullite), K.S. Mazdiyasni and L.M. Brown, Journal of the American Ceramic Society, Vol. 55, pp. 548-552 (1972), published by American Ceramic Society."
            }
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
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                    {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                                "value": "23"
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                "citation": "Synthesis and Mechanical Properties of Stoichiometric Aluminum Silicate (Mullite), K.S. Mazdiyasni and L.M. Brown, Journal of the American Ceramic Society, Vol. 55, pp. 548-552 (1972), published by American Ceramic Society."
            }
        ], 
        "names": [
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                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
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                "name": "Poissons Ratio"
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                "name": "Hot Pressing"
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                "citation": "Synthesis and Mechanical Properties of Stoichiometric Aluminum Silicate (Mullite), K.S. Mazdiyasni and L.M. Brown, Journal of the American Ceramic Society, Vol. 55, pp. 548-552 (1972), published by American Ceramic Society."
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        ], 
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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                    {
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
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            {
                "scalars": [
                    {
                        "value": "87"
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                ], 
                "units": "GPa", 
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
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                    }
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        ]
    }, 
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                "name": "Hot Pressing"
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        ], 
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            {
                "citation": "Synthesis and Mechanical Properties of Stoichiometric Aluminum Silicate (Mullite), K.S. Mazdiyasni and L.M. Brown, Journal of the American Ceramic Society, Vol. 55, pp. 548-552 (1972), published by American Ceramic Society."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
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                    {
                        "value": "Al-Si-O"
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                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.6"
                    }
                ], 
                "units": "x10$^{-6}$", 
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "25", 
                                "maximum": "1500"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Thermal Expansion"
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                "citation": "Measurement of Ultrasonic Wave Velocities and Elastic Moduli for Small Solid Specimens at High Temperatures, H.J. McSkimin, Journal of the Acoustical Society of America, Vol. 31 3, pp. 287-295 (1959), published by Acoustical Society of America."
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                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten tin"
                            }, 
                            {
                                "value": "Molten PbSnBi"
                            }, 
                            {
                                "value": "Molten PbSnBi"
                            }, 
                            {
                                "value": "Molten PbSnBi"
                            }, 
                            {
                                "value": "Molten PbSnBi"
                            }, 
                            {
                                "value": "Molten PbSnBi"
                            }, 
                            {
                                "value": "Molten PbSnBi"
                            }, 
                            {
                                "value": "Prism mode"
                            }, 
                            {
                                "value": "Prism mode"
                            }, 
                            {
                                "value": "Prism mode"
                            }, 
                            {
                                "value": "Prism mode"
                            }, 
                            {
                                "value": "Prism mode"
                            }, 
                            {
                                "value": "Prism mode"
                            }, 
                            {
                                "value": "Prism mode"
                            }, 
                            {
                                "value": "Prism mode"
                            }, 
                            {
                                "value": "Prism mode"
                            }, 
                            {
                                "value": "Prism mode"
                            }, 
                            {
                                "value": "Prism mode"
                            }, 
                            {
                                "value": "Prism mode"
                            }
                        ], 
                        "name": "Coupling Method"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "51"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "99"
                            }, 
                            {
                                "value": "116"
                            }, 
                            {
                                "value": "121"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "162"
                            }, 
                            {
                                "value": "176"
                            }, 
                            {
                                "value": "176"
                            }, 
                            {
                                "value": "198"
                            }, 
                            {
                                "value": "222"
                            }, 
                            {
                                "value": "246"
                            }, 
                            {
                                "value": "198"
                            }, 
                            {
                                "value": "239"
                            }, 
                            {
                                "value": "263"
                            }, 
                            {
                                "value": "273"
                            }, 
                            {
                                "value": "283"
                            }, 
                            {
                                "value": "309"
                            }, 
                            {
                                "value": "317"
                            }, 
                            {
                                "value": "329"
                            }, 
                            {
                                "value": "336"
                            }, 
                            {
                                "value": "348"
                            }, 
                            {
                                "value": "355"
                            }, 
                            {
                                "value": "365"
                            }, 
                            {
                                "value": "367"
                            }, 
                            {
                                "value": "384"
                            }, 
                            {
                                "value": "392"
                            }, 
                            {
                                "value": "391"
                            }, 
                            {
                                "value": "394"
                            }, 
                            {
                                "value": "411"
                            }, 
                            {
                                "value": "416"
                            }, 
                            {
                                "value": "423"
                            }, 
                            {
                                "value": "420"
                            }, 
                            {
                                "value": "428"
                            }, 
                            {
                                "value": "433"
                            }, 
                            {
                                "value": "437"
                            }, 
                            {
                                "value": "442"
                            }, 
                            {
                                "value": "447"
                            }, 
                            {
                                "value": "462"
                            }, 
                            {
                                "value": "459"
                            }, 
                            {
                                "value": "467"
                            }, 
                            {
                                "value": "466"
                            }, 
                            {
                                "value": "466"
                            }, 
                            {
                                "value": "474"
                            }, 
                            {
                                "value": "479"
                            }, 
                            {
                                "value": "486"
                            }, 
                            {
                                "value": "496"
                            }, 
                            {
                                "value": "498"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "157"
                            }, 
                            {
                                "value": "191"
                            }, 
                            {
                                "value": "225"
                            }, 
                            {
                                "value": "244"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "34"
                            }, 
                            {
                                "value": "46"
                            }, 
                            {
                                "value": "54"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "82"
                            }, 
                            {
                                "value": "126"
                            }, 
                            {
                                "value": "167"
                            }, 
                            {
                                "value": "212"
                            }, 
                            {
                                "value": "218"
                            }, 
                            {
                                "value": "225"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Mullite-Zirconia Composites, T.M. Kyaw, Y. Okamoto, and K. Hayashi, Journal of the Ceramic Society of Japan, Vol. 103 12, pp. 1289-1292 (1995), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al6Si2O13.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.03"
                    }, 
                    {
                        "value": "3.33"
                    }, 
                    {
                        "value": "3.46"
                    }, 
                    {
                        "value": "3.35"
                    }, 
                    {
                        "value": "3.73"
                    }, 
                    {
                        "value": "3.84"
                    }, 
                    {
                        "value": "3.92"
                    }, 
                    {
                        "value": "5.06"
                    }, 
                    {
                        "value": "5.55"
                    }, 
                    {
                        "value": "6.01"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "52"
                            }, 
                            {
                                "value": "69"
                            }, 
                            {
                                "value": "78"
                            }, 
                            {
                                "value": "81"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of m-ZrO2"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "97.2"
                            }, 
                            {
                                "value": "98.8"
                            }, 
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "97.9"
                            }, 
                            {
                                "value": "97.1"
                            }, 
                            {
                                "value": "96.9"
                            }, 
                            {
                                "value": "96.5"
                            }, 
                            {
                                "value": "98.2"
                            }, 
                            {
                                "value": "98.6"
                            }, 
                            {
                                "value": "99.8"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Mullite-Zirconia Composites, T.M. Kyaw, Y. Okamoto, and K. Hayashi, Journal of the Ceramic Society of Japan, Vol. 103 12, pp. 1289-1292 (1995), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al6Si2O13.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.76"
                    }, 
                    {
                        "value": "1.57"
                    }, 
                    {
                        "value": "1.51"
                    }, 
                    {
                        "value": "1.49"
                    }, 
                    {
                        "value": "1.43"
                    }, 
                    {
                        "value": "nd"
                    }, 
                    {
                        "value": "nd"
                    }, 
                    {
                        "value": "1.48"
                    }, 
                    {
                        "value": "1.46"
                    }, 
                    {
                        "value": "0.61"
                    }, 
                    {
                        "value": "0.74"
                    }, 
                    {
                        "value": "0.93"
                    }, 
                    {
                        "value": "1.05"
                    }, 
                    {
                        "value": "nd"
                    }, 
                    {
                        "value": "nd"
                    }, 
                    {
                        "value": "0.33"
                    }, 
                    {
                        "value": "0.36"
                    }, 
                    {
                        "value": "0.28"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "52"
                            }, 
                            {
                                "value": "69"
                            }, 
                            {
                                "value": "78"
                            }, 
                            {
                                "value": "81"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "52"
                            }, 
                            {
                                "value": "69"
                            }, 
                            {
                                "value": "78"
                            }, 
                            {
                                "value": "81"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of m-ZrO2"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Mullite"
                            }, 
                            {
                                "value": "Mullite"
                            }, 
                            {
                                "value": "Mullite"
                            }, 
                            {
                                "value": "Mullite"
                            }, 
                            {
                                "value": "Mullite"
                            }, 
                            {
                                "value": "Mullite"
                            }, 
                            {
                                "value": "Mullite"
                            }, 
                            {
                                "value": "Mullite"
                            }, 
                            {
                                "value": "Mullite"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }
                        ], 
                        "name": "Species"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Mullite-Zirconia Composites, T.M. Kyaw, Y. Okamoto, and K. Hayashi, Journal of the Ceramic Society of Japan, Vol. 103 12, pp. 1289-1292 (1995), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al6Si2O13.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "780"
                    }, 
                    {
                        "value": "480"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Mullite"
                            }, 
                            {
                                "value": "Zirconia"
                            }
                        ], 
                        "name": "Species"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Mullite-Zirconia Composites, T.M. Kyaw, Y. Okamoto, and K. Hayashi, Journal of the Ceramic Society of Japan, Vol. 103 12, pp. 1289-1292 (1995), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al6Si2O13.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.7"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "4.0"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Mullite-Zirconia Composites, T.M. Kyaw, Y. Okamoto, and K. Hayashi, Journal of the Ceramic Society of Japan, Vol. 103 12, pp. 1289-1292 (1995), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al6Si2O13.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0245"
                    }, 
                    {
                        "value": "0.0216"
                    }, 
                    {
                        "value": "0.0211"
                    }, 
                    {
                        "value": "0.0226"
                    }, 
                    {
                        "value": "0.0197"
                    }, 
                    {
                        "value": "0.0195"
                    }, 
                    {
                        "value": "0.0132"
                    }, 
                    {
                        "value": "0.0127"
                    }, 
                    {
                        "value": "0.0128"
                    }, 
                    {
                        "value": "0.0144"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Shock Compression"
            }
        ], 
        "references": [
            {
                "citation": "Low-Temperature Heat Capacity of Wurtzite-Type Boron Nitride, A. Inaba and A. Yoshiasa, Japanese Journal of Applied Physics, Vol. 36, pp. 5644-5645 (1997), published by Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
            "Boron nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nihon Yushi Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "1764"
                    }, 
                    {
                        "value": "1736"
                    }, 
                    {
                        "value": "1731"
                    }, 
                    {
                        "value": "1693"
                    }, 
                    {
                        "value": "1665"
                    }, 
                    {
                        "value": "1638"
                    }, 
                    {
                        "value": "1611"
                    }, 
                    {
                        "value": "1594"
                    }, 
                    {
                        "value": "1589"
                    }, 
                    {
                        "value": "1589"
                    }, 
                    {
                        "value": "1589"
                    }, 
                    {
                        "value": "1594"
                    }, 
                    {
                        "value": "1594"
                    }, 
                    {
                        "value": "1600"
                    }, 
                    {
                        "value": "1594"
                    }, 
                    {
                        "value": "1829"
                    }, 
                    {
                        "value": "1840"
                    }, 
                    {
                        "value": "1851"
                    }, 
                    {
                        "value": "1845"
                    }, 
                    {
                        "value": "1834"
                    }, 
                    {
                        "value": "1796"
                    }, 
                    {
                        "value": "1753"
                    }, 
                    {
                        "value": "1714"
                    }, 
                    {
                        "value": "1671"
                    }, 
                    {
                        "value": "1638"
                    }, 
                    {
                        "value": "1627"
                    }, 
                    {
                        "value": "1622"
                    }, 
                    {
                        "value": "1621"
                    }, 
                    {
                        "value": "1627"
                    }, 
                    {
                        "value": "1627"
                    }
                ], 
                "units": "K", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "58"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "81"
                            }, 
                            {
                                "value": "91"
                            }, 
                            {
                                "value": "103"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "142"
                            }, 
                            {
                                "value": "161"
                            }, 
                            {
                                "value": "187"
                            }, 
                            {
                                "value": "213"
                            }, 
                            {
                                "value": "242"
                            }, 
                            {
                                "value": "265"
                            }, 
                            {
                                "value": "284"
                            }, 
                            {
                                "value": "307"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "58"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "84"
                            }, 
                            {
                                "value": "97"
                            }, 
                            {
                                "value": "113"
                            }, 
                            {
                                "value": "139"
                            }, 
                            {
                                "value": "168"
                            }, 
                            {
                                "value": "207"
                            }, 
                            {
                                "value": "239"
                            }, 
                            {
                                "value": "271"
                            }, 
                            {
                                "value": "310"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Debye Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Shock Compression"
            }
        ], 
        "references": [
            {
                "citation": "Low-Temperature Heat Capacity of Wurtzite-Type Boron Nitride, A. Inaba and A. Yoshiasa, Japanese Journal of Applied Physics, Vol. 36, pp. 5644-5645 (1997), published by Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
            "Boron nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nihon Yushi Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "6.2"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "32"
                    }, 
                    {
                        "value": "55"
                    }, 
                    {
                        "value": "82"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "270"
                    }, 
                    {
                        "value": "360"
                    }, 
                    {
                        "value": "440"
                    }, 
                    {
                        "value": "560"
                    }, 
                    {
                        "value": "0.056"
                    }, 
                    {
                        "value": "0.095"
                    }, 
                    {
                        "value": "0.093"
                    }, 
                    {
                        "value": "0.74"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "8.7"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "24"
                    }, 
                    {
                        "value": "48"
                    }, 
                    {
                        "value": "86"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "360"
                    }, 
                    {
                        "value": "540"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Wurtzite"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }, 
                            {
                                "value": "Zinc blende"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "58"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "81"
                            }, 
                            {
                                "value": "91"
                            }, 
                            {
                                "value": "103"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "142"
                            }, 
                            {
                                "value": "161"
                            }, 
                            {
                                "value": "187"
                            }, 
                            {
                                "value": "213"
                            }, 
                            {
                                "value": "242"
                            }, 
                            {
                                "value": "265"
                            }, 
                            {
                                "value": "284"
                            }, 
                            {
                                "value": "307"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "58"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "84"
                            }, 
                            {
                                "value": "97"
                            }, 
                            {
                                "value": "113"
                            }, 
                            {
                                "value": "139"
                            }, 
                            {
                                "value": "168"
                            }, 
                            {
                                "value": "207"
                            }, 
                            {
                                "value": "239"
                            }, 
                            {
                                "value": "271"
                            }, 
                            {
                                "value": "310"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Ceramic Wear Maps:  SiC Whisker Reinforced Alumina, S.W. Lee, S.M. Hsu, and R.G. Munro, Tribology of Composite Materials, pp. 35-41 (1990), edited by P.K. Rohatgi, P.J. Blau, and C.S. Yust, published by ASM International."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "2", 
                                "maximum": "10"
                            }
                        ], 
                        "name": "Grain Size Range"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Ceramic Wear Maps:  SiC Whisker Reinforced Alumina, S.W. Lee, S.M. Hsu, and R.G. Munro, Tribology of Composite Materials, pp. 35-41 (1990), edited by P.K. Rohatgi, P.J. Blau, and C.S. Yust, published by ASM International."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "-4.85"
                    }, 
                    {
                        "value": "-4.05"
                    }, 
                    {
                        "value": "-3.88"
                    }, 
                    {
                        "value": "-3.69"
                    }, 
                    {
                        "value": "-8.64"
                    }, 
                    {
                        "value": "-8.01"
                    }, 
                    {
                        "value": "-7.51"
                    }, 
                    {
                        "value": "-7.01"
                    }, 
                    {
                        "value": "-5.14"
                    }, 
                    {
                        "value": "-4.95"
                    }, 
                    {
                        "value": "-4.74"
                    }, 
                    {
                        "value": "-4.62"
                    }
                ], 
                "units": "mm$^{3}$ m$^{-1}$ N$^{-1}$", 
                "conditions": [
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "200"
                            }
                        ], 
                        "name": "Normal Load"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Oil"
                            }, 
                            {
                                "value": "Oil"
                            }, 
                            {
                                "value": "Oil"
                            }, 
                            {
                                "value": "Oil"
                            }, 
                            {
                                "value": "Oil"
                            }, 
                            {
                                "value": "Oil"
                            }, 
                            {
                                "value": "Oil"
                            }, 
                            {
                                "value": "Oil"
                            }
                        ], 
                        "name": "Environment"
                    }
                ], 
                "name": "Log Wear Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Ceramic Wear Maps:  SiC Whisker Reinforced Alumina, S.W. Lee, S.M. Hsu, and R.G. Munro, Tribology of Composite Materials, pp. 35-41 (1990), edited by P.K. Rohatgi, P.J. Blau, and C.S. Yust, published by ASM International."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiC whiskers"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "minimum": "85", 
                                "maximum": "80"
                            }, 
                            {
                                "minimum": "15", 
                                "maximum": "20"
                            }
                        ], 
                        "name": "Mass Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Ceramic Wear Maps:  SiC Whisker Reinforced Alumina, S.W. Lee, S.M. Hsu, and R.G. Munro, Tribology of Composite Materials, pp. 35-41 (1990), edited by P.K. Rohatgi, P.J. Blau, and C.S. Yust, published by ASM International."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "1", 
                                "maximum": "5"
                            }
                        ], 
                        "name": "Grain Size Range"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Ceramic Wear Maps:  SiC Whisker Reinforced Alumina, S.W. Lee, S.M. Hsu, and R.G. Munro, Tribology of Composite Materials, pp. 35-41 (1990), edited by P.K. Rohatgi, P.J. Blau, and C.S. Yust, published by ASM International."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
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            {
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                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
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            {
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                    }
                ], 
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            }, 
            {
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                    }, 
                    {
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                    }, 
                    {
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                    }, 
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                        "value": "-6.57"
                    }, 
                    {
                        "value": "-4.96"
                    }, 
                    {
                        "value": "-3.78"
                    }, 
                    {
                        "value": "-8.01"
                    }, 
                    {
                        "value": "-7.85"
                    }, 
                    {
                        "value": "-7.69"
                    }, 
                    {
                        "value": "-7.61"
                    }, 
                    {
                        "value": "-7.49"
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                    {
                        "value": "-7.39"
                    }, 
                    {
                        "value": "-7.36"
                    }
                ], 
                "units": "mm$^{3}$ m$^{-1}$ N$^{-1}$", 
                "conditions": [
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "190"
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                            {
                                "value": "270"
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                            {
                                "value": "360"
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                    {
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                            {
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                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Oil"
                            }, 
                            {
                                "value": "Oil"
                            }, 
                            {
                                "value": "Oil"
                            }, 
                            {
                                "value": "Oil"
                            }, 
                            {
                                "value": "Oil"
                            }, 
                            {
                                "value": "Oil"
                            }, 
                            {
                                "value": "Oil"
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            }
        ]
    }, 
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        "category": "system.chemical", 
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                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Properties of Polycrystalline Monoclinic Gd2O3, J.A. Haglund and O.Hunter,Jr., Journal of the American Ceramic Society, Vol. 56 6, pp. 327-330 (1973), published by American Ceramic Society."
            }
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                        "value": "100.1"
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                    {
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                        "value": "99.1"
                    }, 
                    {
                        "value": "98.9"
                    }, 
                    {
                        "value": "98.7"
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                    {
                        "value": "96.9"
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                    {
                        "value": "95.9"
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                    {
                        "value": "96.5"
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                    {
                        "value": "94.7"
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                    {
                        "value": "93.7"
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                    {
                        "value": "92.7"
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                    {
                        "value": "92.6"
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                    {
                        "value": "92.4"
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                    {
                        "value": "91.4"
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                    {
                        "value": "91.3"
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                    {
                        "value": "90.4"
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                    {
                        "value": "89.4"
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                    {
                        "value": "88.5"
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                    {
                        "value": "88.3"
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                    {
                        "value": "87.4"
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                    {
                        "value": "87.3"
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                    {
                        "value": "86.4"
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                    {
                        "value": "86.2"
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                    {
                        "value": "86.1"
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                    {
                        "value": "85.2"
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                        "value": "70.4"
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                    {
                        "value": "74.3"
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                    {
                        "value": "71.7"
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                    {
                        "value": "68.4"
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                    {
                        "value": "69.0"
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                    {
                        "value": "66.4"
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                    {
                        "value": "64.6"
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                    {
                        "value": "65.2"
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                    {
                        "value": "65.0"
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                    {
                        "value": "64.9"
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                    {
                        "value": "63.0"
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                    {
                        "value": "62.1"
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                    {
                        "value": "62.8"
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                    {
                        "value": "60.9"
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                    {
                        "value": "60.8"
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                    {
                        "value": "59.8"
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
                        "value": "36.2"
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
                        "value": "29.7"
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                    {
                        "value": "29.6"
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                    {
                        "value": "29.5"
                    }
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                            {
                                "value": "0.3660"
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                            {
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                            {
                                "value": "0.3660"
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                            {
                                "value": "0.3660"
                            }, 
                            {
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                            }, 
                            {
                                "value": "0.3660"
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                            {
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                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
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                                "value": "55"
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                            {
                                "value": "110"
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                            {
                                "value": "158"
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                            {
                                "value": "195"
                            }, 
                            {
                                "value": "262"
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                            {
                                "value": "323"
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                            {
                                "value": "377"
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                            {
                                "value": "456"
                            }, 
                            {
                                "value": "524"
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                            {
                                "value": "578"
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                            {
                                "value": "651"
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                            {
                                "value": "705"
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                            {
                                "value": "754"
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                            {
                                "value": "815"
                            }, 
                            {
                                "value": "882"
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                            {
                                "value": "912"
                            }, 
                            {
                                "value": "961"
                            }, 
                            {
                                "value": "1016"
                            }, 
                            {
                                "value": "1070"
                            }, 
                            {
                                "value": "1119"
                            }, 
                            {
                                "value": "1167"
                            }, 
                            {
                                "value": "1204"
                            }, 
                            {
                                "value": "1228"
                            }, 
                            {
                                "value": "1283"
                            }, 
                            {
                                "value": "1332"
                            }, 
                            {
                                "value": "1374"
                            }, 
                            {
                                "value": "65"
                            }, 
                            {
                                "value": "97"
                            }, 
                            {
                                "value": "164"
                            }, 
                            {
                                "value": "199"
                            }, 
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "332"
                            }, 
                            {
                                "value": "392"
                            }, 
                            {
                                "value": "460"
                            }, 
                            {
                                "value": "527"
                            }, 
                            {
                                "value": "570"
                            }, 
                            {
                                "value": "649"
                            }, 
                            {
                                "value": "703"
                            }, 
                            {
                                "value": "740"
                            }, 
                            {
                                "value": "813"
                            }, 
                            {
                                "value": "849"
                            }, 
                            {
                                "value": "916"
                            }, 
                            {
                                "value": "965"
                            }, 
                            {
                                "value": "1013"
                            }, 
                            {
                                "value": "1068"
                            }, 
                            {
                                "value": "1105"
                            }, 
                            {
                                "value": "1147"
                            }, 
                            {
                                "value": "1190"
                            }, 
                            {
                                "value": "1220"
                            }, 
                            {
                                "value": "1269"
                            }, 
                            {
                                "value": "1317"
                            }, 
                            {
                                "value": "1360"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "171"
                            }, 
                            {
                                "value": "238"
                            }, 
                            {
                                "value": "306"
                            }, 
                            {
                                "value": "391"
                            }, 
                            {
                                "value": "452"
                            }, 
                            {
                                "value": "507"
                            }, 
                            {
                                "value": "567"
                            }, 
                            {
                                "value": "641"
                            }, 
                            {
                                "value": "690"
                            }, 
                            {
                                "value": "744"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "848"
                            }, 
                            {
                                "value": "903"
                            }, 
                            {
                                "value": "958"
                            }, 
                            {
                                "value": "1013"
                            }, 
                            {
                                "value": "1055"
                            }, 
                            {
                                "value": "1104"
                            }, 
                            {
                                "value": "1147"
                            }, 
                            {
                                "value": "1189"
                            }, 
                            {
                                "value": "1226"
                            }, 
                            {
                                "value": "1275"
                            }, 
                            {
                                "value": "1311"
                            }, 
                            {
                                "value": "1354"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Properties of Polycrystalline Monoclinic Gd2O3, J.A. Haglund and O.Hunter,Jr., Journal of the American Ceramic Society, Vol. 56 6, pp. 327-330 (1973), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Gadolinia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
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                        "value": "Gd-O"
                    }
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "148.0"
                    }, 
                    {
                        "value": "143.5"
                    }, 
                    {
                        "value": "140.9"
                    }, 
                    {
                        "value": "121.0"
                    }, 
                    {
                        "value": "116.6"
                    }, 
                    {
                        "value": "115.9"
                    }, 
                    {
                        "value": "92.4"
                    }, 
                    {
                        "value": "90.0"
                    }, 
                    {
                        "value": "89.1"
                    }, 
                    {
                        "value": "89.6"
                    }, 
                    {
                        "value": "58.2"
                    }, 
                    {
                        "value": "55.3"
                    }, 
                    {
                        "value": "55.6"
                    }, 
                    {
                        "value": "54.9"
                    }, 
                    {
                        "value": "53.4"
                    }, 
                    {
                        "value": "53.8"
                    }, 
                    {
                        "value": "53.0"
                    }, 
                    {
                        "value": "140.6"
                    }, 
                    {
                        "value": "138.9"
                    }, 
                    {
                        "value": "138.7"
                    }, 
                    {
                        "value": "137.8"
                    }, 
                    {
                        "value": "136.8"
                    }, 
                    {
                        "value": "135.8"
                    }, 
                    {
                        "value": "134.9"
                    }, 
                    {
                        "value": "133.0"
                    }, 
                    {
                        "value": "132.8"
                    }, 
                    {
                        "value": "131.9"
                    }, 
                    {
                        "value": "130.9"
                    }, 
                    {
                        "value": "129.1"
                    }, 
                    {
                        "value": "128.9"
                    }, 
                    {
                        "value": "127.9"
                    }, 
                    {
                        "value": "126.9"
                    }, 
                    {
                        "value": "126.1"
                    }, 
                    {
                        "value": "125.1"
                    }, 
                    {
                        "value": "124.9"
                    }, 
                    {
                        "value": "123.2"
                    }, 
                    {
                        "value": "122.2"
                    }, 
                    {
                        "value": "122.1"
                    }, 
                    {
                        "value": "121.2"
                    }, 
                    {
                        "value": "120.3"
                    }, 
                    {
                        "value": "120.1"
                    }, 
                    {
                        "value": "118.4"
                    }, 
                    {
                        "value": "117.5"
                    }, 
                    {
                        "value": "88.1"
                    }, 
                    {
                        "value": "87.2"
                    }, 
                    {
                        "value": "86.3"
                    }, 
                    {
                        "value": "85.3"
                    }, 
                    {
                        "value": "84.3"
                    }, 
                    {
                        "value": "82.5"
                    }, 
                    {
                        "value": "82.3"
                    }, 
                    {
                        "value": "81.3"
                    }, 
                    {
                        "value": "80.3"
                    }, 
                    {
                        "value": "79.4"
                    }, 
                    {
                        "value": "78.4"
                    }, 
                    {
                        "value": "78.2"
                    }, 
                    {
                        "value": "77.3"
                    }, 
                    {
                        "value": "76.3"
                    }, 
                    {
                        "value": "76.2"
                    }, 
                    {
                        "value": "75.2"
                    }, 
                    {
                        "value": "75.0"
                    }, 
                    {
                        "value": "74.1"
                    }, 
                    {
                        "value": "74.0"
                    }, 
                    {
                        "value": "73.0"
                    }, 
                    {
                        "value": "72.1"
                    }, 
                    {
                        "value": "71.2"
                    }, 
                    {
                        "value": "71.1"
                    }, 
                    {
                        "value": "70.9"
                    }, 
                    {
                        "value": "69.2"
                    }, 
                    {
                        "value": "69.1"
                    }, 
                    {
                        "value": "52.7"
                    }, 
                    {
                        "value": "51.8"
                    }, 
                    {
                        "value": "51.6"
                    }, 
                    {
                        "value": "51.5"
                    }, 
                    {
                        "value": "51.3"
                    }, 
                    {
                        "value": "50.3"
                    }, 
                    {
                        "value": "49.3"
                    }, 
                    {
                        "value": "49.1"
                    }, 
                    {
                        "value": "48.9"
                    }, 
                    {
                        "value": "47.9"
                    }, 
                    {
                        "value": "46.9"
                    }, 
                    {
                        "value": "46.8"
                    }, 
                    {
                        "value": "46.6"
                    }, 
                    {
                        "value": "45.6"
                    }, 
                    {
                        "value": "45.5"
                    }, 
                    {
                        "value": "44.5"
                    }, 
                    {
                        "value": "44.4"
                    }, 
                    {
                        "value": "44.2"
                    }, 
                    {
                        "value": "43.3"
                    }, 
                    {
                        "value": "43.2"
                    }, 
                    {
                        "value": "43.0"
                    }, 
                    {
                        "value": "42.1"
                    }, 
                    {
                        "value": "42.0"
                    }, 
                    {
                        "value": "41.9"
                    }, 
                    {
                        "value": "40.9"
                    }, 
                    {
                        "value": "40.0"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.025"
                            }, 
                            {
                                "value": "0.028"
                            }, 
                            {
                                "value": "0.034"
                            }, 
                            {
                                "value": "0.105"
                            }, 
                            {
                                "value": "0.116"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.207"
                            }, 
                            {
                                "value": "0.224"
                            }, 
                            {
                                "value": "0.228"
                            }, 
                            {
                                "value": "0.231"
                            }, 
                            {
                                "value": "0.351"
                            }, 
                            {
                                "value": "0.360"
                            }, 
                            {
                                "value": "0.361"
                            }, 
                            {
                                "value": "0.364"
                            }, 
                            {
                                "value": "0.367"
                            }, 
                            {
                                "value": "0.370"
                            }, 
                            {
                                "value": "0.370"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
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                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "158"
                            }, 
                            {
                                "value": "201"
                            }, 
                            {
                                "value": "261"
                            }, 
                            {
                                "value": "328"
                            }, 
                            {
                                "value": "383"
                            }, 
                            {
                                "value": "461"
                            }, 
                            {
                                "value": "522"
                            }, 
                            {
                                "value": "583"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "710"
                            }, 
                            {
                                "value": "753"
                            }, 
                            {
                                "value": "826"
                            }, 
                            {
                                "value": "893"
                            }, 
                            {
                                "value": "910"
                            }, 
                            {
                                "value": "965"
                            }, 
                            {
                                "value": "1020"
                            }, 
                            {
                                "value": "1074"
                            }, 
                            {
                                "value": "1117"
                            }, 
                            {
                                "value": "1171"
                            }, 
                            {
                                "value": "1208"
                            }, 
                            {
                                "value": "1238"
                            }, 
                            {
                                "value": "1293"
                            }, 
                            {
                                "value": "1329"
                            }, 
                            {
                                "value": "1371"
                            }, 
                            {
                                "value": "67"
                            }, 
                            {
                                "value": "104"
                            }, 
                            {
                                "value": "158"
                            }, 
                            {
                                "value": "207"
                            }, 
                            {
                                "value": "261"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "395"
                            }, 
                            {
                                "value": "461"
                            }, 
                            {
                                "value": "528"
                            }, 
                            {
                                "value": "577"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "698"
                            }, 
                            {
                                "value": "741"
                            }, 
                            {
                                "value": "808"
                            }, 
                            {
                                "value": "856"
                            }, 
                            {
                                "value": "923"
                            }, 
                            {
                                "value": "972"
                            }, 
                            {
                                "value": "1014"
                            }, 
                            {
                                "value": "1063"
                            }, 
                            {
                                "value": "1112"
                            }, 
                            {
                                "value": "1148"
                            }, 
                            {
                                "value": "1190"
                            }, 
                            {
                                "value": "1227"
                            }, 
                            {
                                "value": "1270"
                            }, 
                            {
                                "value": "1324"
                            }, 
                            {
                                "value": "1361"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "81"
                            }, 
                            {
                                "value": "136"
                            }, 
                            {
                                "value": "172"
                            }, 
                            {
                                "value": "233"
                            }, 
                            {
                                "value": "312"
                            }, 
                            {
                                "value": "385"
                            }, 
                            {
                                "value": "452"
                            }, 
                            {
                                "value": "507"
                            }, 
                            {
                                "value": "568"
                            }, 
                            {
                                "value": "635"
                            }, 
                            {
                                "value": "690"
                            }, 
                            {
                                "value": "745"
                            }, 
                            {
                                "value": "799"
                            }, 
                            {
                                "value": "848"
                            }, 
                            {
                                "value": "903"
                            }, 
                            {
                                "value": "958"
                            }, 
                            {
                                "value": "1013"
                            }, 
                            {
                                "value": "1061"
                            }, 
                            {
                                "value": "1098"
                            }, 
                            {
                                "value": "1153"
                            }, 
                            {
                                "value": "1195"
                            }, 
                            {
                                "value": "1226"
                            }, 
                            {
                                "value": "1274"
                            }, 
                            {
                                "value": "1317"
                            }, 
                            {
                                "value": "1353"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Monoclinic Gd2O3, J.A. Haglund and O.Hunter,Jr., Journal of the American Ceramic Society, Vol. 56 6, pp. 327-330 (1973), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Gadolinia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Gd2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Gd-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.287"
                    }, 
                    {
                        "value": "0.260"
                    }, 
                    {
                        "value": "0.267"
                    }, 
                    {
                        "value": "0.280"
                    }, 
                    {
                        "value": "0.278"
                    }, 
                    {
                        "value": "0.262"
                    }, 
                    {
                        "value": "0.307"
                    }, 
                    {
                        "value": "0.284"
                    }, 
                    {
                        "value": "0.290"
                    }, 
                    {
                        "value": "0.286"
                    }, 
                    {
                        "value": "0.267"
                    }, 
                    {
                        "value": "0.269"
                    }, 
                    {
                        "value": "0.270"
                    }, 
                    {
                        "value": "0.256"
                    }, 
                    {
                        "value": "0.258"
                    }, 
                    {
                        "value": "0.262"
                    }, 
                    {
                        "value": "0.267"
                    }, 
                    {
                        "value": "0.269"
                    }, 
                    {
                        "value": "0.268"
                    }, 
                    {
                        "value": "0.268"
                    }, 
                    {
                        "value": "0.266"
                    }, 
                    {
                        "value": "0.267"
                    }, 
                    {
                        "value": "0.268"
                    }, 
                    {
                        "value": "0.268"
                    }, 
                    {
                        "value": "0.267"
                    }, 
                    {
                        "value": "0.268"
                    }, 
                    {
                        "value": "0.268"
                    }, 
                    {
                        "value": "0.269"
                    }, 
                    {
                        "value": "0.269"
                    }, 
                    {
                        "value": "0.267"
                    }, 
                    {
                        "value": "0.268"
                    }, 
                    {
                        "value": "0.269"
                    }, 
                    {
                        "value": "0.269"
                    }, 
                    {
                        "value": "0.269"
                    }, 
                    {
                        "value": "0.267"
                    }, 
                    {
                        "value": "0.266"
                    }, 
                    {
                        "value": "0.266"
                    }, 
                    {
                        "value": "0.266"
                    }, 
                    {
                        "value": "0.267"
                    }, 
                    {
                        "value": "0.267"
                    }, 
                    {
                        "value": "0.266"
                    }, 
                    {
                        "value": "0.266"
                    }, 
                    {
                        "value": "0.268"
                    }, 
                    {
                        "value": "0.292"
                    }, 
                    {
                        "value": "0.310"
                    }, 
                    {
                        "value": "0.301"
                    }, 
                    {
                        "value": "0.291"
                    }, 
                    {
                        "value": "0.294"
                    }, 
                    {
                        "value": "0.289"
                    }, 
                    {
                        "value": "0.287"
                    }, 
                    {
                        "value": "0.293"
                    }, 
                    {
                        "value": "0.294"
                    }, 
                    {
                        "value": "0.294"
                    }, 
                    {
                        "value": "0.292"
                    }, 
                    {
                        "value": "0.291"
                    }, 
                    {
                        "value": "0.293"
                    }, 
                    {
                        "value": "0.289"
                    }, 
                    {
                        "value": "0.289"
                    }, 
                    {
                        "value": "0.290"
                    }, 
                    {
                        "value": "0.289"
                    }, 
                    {
                        "value": "0.289"
                    }, 
                    {
                        "value": "0.289"
                    }, 
                    {
                        "value": "0.289"
                    }, 
                    {
                        "value": "0.290"
                    }, 
                    {
                        "value": "0.291"
                    }, 
                    {
                        "value": "0.291"
                    }, 
                    {
                        "value": "0.291"
                    }, 
                    {
                        "value": "0.290"
                    }, 
                    {
                        "value": "0.292"
                    }, 
                    {
                        "value": "0.264"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.025"
                            }, 
                            {
                                "value": "0.028"
                            }, 
                            {
                                "value": "0.034"
                            }, 
                            {
                                "value": "0.105"
                            }, 
                            {
                                "value": "0.116"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.207"
                            }, 
                            {
                                "value": "0.224"
                            }, 
                            {
                                "value": "0.228"
                            }, 
                            {
                                "value": "0.231"
                            }, 
                            {
                                "value": "0.351"
                            }, 
                            {
                                "value": "0.360"
                            }, 
                            {
                                "value": "0.361"
                            }, 
                            {
                                "value": "0.364"
                            }, 
                            {
                                "value": "0.367"
                            }, 
                            {
                                "value": "0.370"
                            }, 
                            {
                                "value": "0.370"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "41"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "138"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "254"
                            }, 
                            {
                                "value": "309"
                            }, 
                            {
                                "value": "382"
                            }, 
                            {
                                "value": "449"
                            }, 
                            {
                                "value": "516"
                            }, 
                            {
                                "value": "558"
                            }, 
                            {
                                "value": "637"
                            }, 
                            {
                                "value": "686"
                            }, 
                            {
                                "value": "741"
                            }, 
                            {
                                "value": "802"
                            }, 
                            {
                                "value": "875"
                            }, 
                            {
                                "value": "905"
                            }, 
                            {
                                "value": "948"
                            }, 
                            {
                                "value": "1008"
                            }, 
                            {
                                "value": "1051"
                            }, 
                            {
                                "value": "1106"
                            }, 
                            {
                                "value": "1160"
                            }, 
                            {
                                "value": "1191"
                            }, 
                            {
                                "value": "1228"
                            }, 
                            {
                                "value": "1276"
                            }, 
                            {
                                "value": "1313"
                            }, 
                            {
                                "value": "1355"
                            }, 
                            {
                                "value": "51"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "149"
                            }, 
                            {
                                "value": "197"
                            }, 
                            {
                                "value": "252"
                            }, 
                            {
                                "value": "324"
                            }, 
                            {
                                "value": "385"
                            }, 
                            {
                                "value": "452"
                            }, 
                            {
                                "value": "520"
                            }, 
                            {
                                "value": "568"
                            }, 
                            {
                                "value": "641"
                            }, 
                            {
                                "value": "690"
                            }, 
                            {
                                "value": "738"
                            }, 
                            {
                                "value": "799"
                            }, 
                            {
                                "value": "847"
                            }, 
                            {
                                "value": "915"
                            }, 
                            {
                                "value": "957"
                            }, 
                            {
                                "value": "1012"
                            }, 
                            {
                                "value": "1054"
                            }, 
                            {
                                "value": "1091"
                            }, 
                            {
                                "value": "1134"
                            }, 
                            {
                                "value": "1176"
                            }, 
                            {
                                "value": "1207"
                            }, 
                            {
                                "value": "1268"
                            }, 
                            {
                                "value": "1304"
                            }, 
                            {
                                "value": "1347"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Monoclinic Gd2O3, J.A. Haglund and O.Hunter,Jr., Journal of the American Ceramic Society, Vol. 56 6, pp. 327-330 (1973), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Gadolinia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Gd2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Gd-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "57.2"
                    }, 
                    {
                        "value": "56.3"
                    }, 
                    {
                        "value": "55.3"
                    }, 
                    {
                        "value": "46.8"
                    }, 
                    {
                        "value": "45.2"
                    }, 
                    {
                        "value": "45.7"
                    }, 
                    {
                        "value": "35.0"
                    }, 
                    {
                        "value": "34.9"
                    }, 
                    {
                        "value": "34.3"
                    }, 
                    {
                        "value": "34.3"
                    }, 
                    {
                        "value": "22.7"
                    }, 
                    {
                        "value": "21.0"
                    }, 
                    {
                        "value": "22.1"
                    }, 
                    {
                        "value": "21.8"
                    }, 
                    {
                        "value": "21.0"
                    }, 
                    {
                        "value": "21.0"
                    }, 
                    {
                        "value": "21.0"
                    }, 
                    {
                        "value": "54.3"
                    }, 
                    {
                        "value": "54.1"
                    }, 
                    {
                        "value": "54.0"
                    }, 
                    {
                        "value": "53.9"
                    }, 
                    {
                        "value": "53.7"
                    }, 
                    {
                        "value": "53.5"
                    }, 
                    {
                        "value": "53.3"
                    }, 
                    {
                        "value": "52.3"
                    }, 
                    {
                        "value": "52.1"
                    }, 
                    {
                        "value": "51.2"
                    }, 
                    {
                        "value": "50.9"
                    }, 
                    {
                        "value": "50.8"
                    }, 
                    {
                        "value": "50.6"
                    }, 
                    {
                        "value": "50.5"
                    }, 
                    {
                        "value": "50.3"
                    }, 
                    {
                        "value": "49.4"
                    }, 
                    {
                        "value": "49.2"
                    }, 
                    {
                        "value": "49.1"
                    }, 
                    {
                        "value": "48.9"
                    }, 
                    {
                        "value": "48.0"
                    }, 
                    {
                        "value": "47.8"
                    }, 
                    {
                        "value": "47.7"
                    }, 
                    {
                        "value": "47.6"
                    }, 
                    {
                        "value": "47.5"
                    }, 
                    {
                        "value": "47.4"
                    }, 
                    {
                        "value": "46.4"
                    }, 
                    {
                        "value": "33.3"
                    }, 
                    {
                        "value": "32.3"
                    }, 
                    {
                        "value": "32.2"
                    }, 
                    {
                        "value": "32.9"
                    }, 
                    {
                        "value": "31.9"
                    }, 
                    {
                        "value": "31.7"
                    }, 
                    {
                        "value": "31.5"
                    }, 
                    {
                        "value": "31.3"
                    }, 
                    {
                        "value": "30.3"
                    }, 
                    {
                        "value": "30.2"
                    }, 
                    {
                        "value": "30.0"
                    }, 
                    {
                        "value": "29.8"
                    }, 
                    {
                        "value": "29.7"
                    }, 
                    {
                        "value": "29.5"
                    }, 
                    {
                        "value": "28.6"
                    }, 
                    {
                        "value": "29.2"
                    }, 
                    {
                        "value": "28.2"
                    }, 
                    {
                        "value": "28.1"
                    }, 
                    {
                        "value": "27.9"
                    }, 
                    {
                        "value": "27.8"
                    }, 
                    {
                        "value": "27.7"
                    }, 
                    {
                        "value": "27.6"
                    }, 
                    {
                        "value": "27.5"
                    }, 
                    {
                        "value": "26.5"
                    }, 
                    {
                        "value": "26.4"
                    }, 
                    {
                        "value": "26.3"
                    }, 
                    {
                        "value": "20.4"
                    }, 
                    {
                        "value": "20.3"
                    }, 
                    {
                        "value": "20.1"
                    }, 
                    {
                        "value": "20.0"
                    }, 
                    {
                        "value": "19.8"
                    }, 
                    {
                        "value": "19.6"
                    }, 
                    {
                        "value": "19.4"
                    }, 
                    {
                        "value": "19.2"
                    }, 
                    {
                        "value": "19.0"
                    }, 
                    {
                        "value": "18.9"
                    }, 
                    {
                        "value": "18.7"
                    }, 
                    {
                        "value": "18.5"
                    }, 
                    {
                        "value": "18.4"
                    }, 
                    {
                        "value": "17.4"
                    }, 
                    {
                        "value": "17.2"
                    }, 
                    {
                        "value": "17.9"
                    }, 
                    {
                        "value": "17.7"
                    }, 
                    {
                        "value": "16.8"
                    }, 
                    {
                        "value": "17.5"
                    }, 
                    {
                        "value": "17.3"
                    }, 
                    {
                        "value": "17.2"
                    }, 
                    {
                        "value": "17.1"
                    }, 
                    {
                        "value": "16.2"
                    }, 
                    {
                        "value": "16.8"
                    }, 
                    {
                        "value": "15.9"
                    }, 
                    {
                        "value": "15.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.025"
                            }, 
                            {
                                "value": "0.028"
                            }, 
                            {
                                "value": "0.034"
                            }, 
                            {
                                "value": "0.105"
                            }, 
                            {
                                "value": "0.116"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.207"
                            }, 
                            {
                                "value": "0.224"
                            }, 
                            {
                                "value": "0.228"
                            }, 
                            {
                                "value": "0.231"
                            }, 
                            {
                                "value": "0.351"
                            }, 
                            {
                                "value": "0.360"
                            }, 
                            {
                                "value": "0.361"
                            }, 
                            {
                                "value": "0.364"
                            }, 
                            {
                                "value": "0.367"
                            }, 
                            {
                                "value": "0.370"
                            }, 
                            {
                                "value": "0.370"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.0347"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.2297"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }, 
                            {
                                "value": "0.3660"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "51"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "143"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "253"
                            }, 
                            {
                                "value": "314"
                            }, 
                            {
                                "value": "387"
                            }, 
                            {
                                "value": "454"
                            }, 
                            {
                                "value": "515"
                            }, 
                            {
                                "value": "563"
                            }, 
                            {
                                "value": "643"
                            }, 
                            {
                                "value": "692"
                            }, 
                            {
                                "value": "747"
                            }, 
                            {
                                "value": "808"
                            }, 
                            {
                                "value": "881"
                            }, 
                            {
                                "value": "911"
                            }, 
                            {
                                "value": "960"
                            }, 
                            {
                                "value": "1009"
                            }, 
                            {
                                "value": "1064"
                            }, 
                            {
                                "value": "1106"
                            }, 
                            {
                                "value": "1167"
                            }, 
                            {
                                "value": "1198"
                            }, 
                            {
                                "value": "1234"
                            }, 
                            {
                                "value": "1283"
                            }, 
                            {
                                "value": "1320"
                            }, 
                            {
                                "value": "1362"
                            }, 
                            {
                                "value": "54"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "151"
                            }, 
                            {
                                "value": "194"
                            }, 
                            {
                                "value": "255"
                            }, 
                            {
                                "value": "328"
                            }, 
                            {
                                "value": "389"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "523"
                            }, 
                            {
                                "value": "566"
                            }, 
                            {
                                "value": "639"
                            }, 
                            {
                                "value": "688"
                            }, 
                            {
                                "value": "743"
                            }, 
                            {
                                "value": "798"
                            }, 
                            {
                                "value": "846"
                            }, 
                            {
                                "value": "914"
                            }, 
                            {
                                "value": "968"
                            }, 
                            {
                                "value": "1011"
                            }, 
                            {
                                "value": "1060"
                            }, 
                            {
                                "value": "1103"
                            }, 
                            {
                                "value": "1145"
                            }, 
                            {
                                "value": "1188"
                            }, 
                            {
                                "value": "1219"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "1310"
                            }, 
                            {
                                "value": "1353"
                            }, 
                            {
                                "value": "42"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "133"
                            }, 
                            {
                                "value": "164"
                            }, 
                            {
                                "value": "231"
                            }, 
                            {
                                "value": "304"
                            }, 
                            {
                                "value": "383"
                            }, 
                            {
                                "value": "445"
                            }, 
                            {
                                "value": "512"
                            }, 
                            {
                                "value": "561"
                            }, 
                            {
                                "value": "634"
                            }, 
                            {
                                "value": "683"
                            }, 
                            {
                                "value": "744"
                            }, 
                            {
                                "value": "792"
                            }, 
                            {
                                "value": "847"
                            }, 
                            {
                                "value": "902"
                            }, 
                            {
                                "value": "957"
                            }, 
                            {
                                "value": "1012"
                            }, 
                            {
                                "value": "1055"
                            }, 
                            {
                                "value": "1098"
                            }, 
                            {
                                "value": "1147"
                            }, 
                            {
                                "value": "1177"
                            }, 
                            {
                                "value": "1219"
                            }, 
                            {
                                "value": "1269"
                            }, 
                            {
                                "value": "1311"
                            }, 
                            {
                                "value": "1354"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sliding Friction of Ceramics:  Mechanical Action of the Wear Debris, J. Denape and J. Lamon, Journal of Materials Science, Vol. 25, pp. 3592-3604 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Ceramiques et Composites"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.14"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
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                        "value": "0.25"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sliding Friction of Ceramics:  Mechanical Action of the Wear Debris, J. Denape and J. Lamon, Journal of Materials Science, Vol. 25, pp. 3592-3604 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Desmarquest Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "-4.96"
                    }, 
                    {
                        "value": "-5.60"
                    }, 
                    {
                        "value": "-5.51"
                    }, 
                    {
                        "value": "-5.44"
                    }, 
                    {
                        "value": "-4.78"
                    }, 
                    {
                        "value": "-4.40"
                    }
                ], 
                "units": "mm$^{3}$ m$^{-1}$ N$^{-1}$", 
                "conditions": [
                    {
                        "units": "m/s", 
                        "scalars": [
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }
                        ], 
                        "name": "Sliding Speed"
                    }
                ], 
                "name": "Log Wear Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sialon Ceramics Made with Mixtures of Y2O3-Nd2O3 as Sintering Aids, P.O. Kall and T. Ekstrom, Journal of the European Ceramic Society, Vol. 6, pp. 119-127 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.195"
                    }, 
                    {
                        "value": "3.200"
                    }, 
                    {
                        "value": "3.205"
                    }, 
                    {
                        "value": "3.231"
                    }, 
                    {
                        "value": "3.256"
                    }, 
                    {
                        "value": "3.283"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Nd2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sialon Ceramics Made with Mixtures of Y2O3-Nd2O3 as Sintering Aids, P.O. Kall and T. Ekstrom, Journal of the European Ceramic Society, Vol. 6, pp. 119-127 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.234"
                    }, 
                    {
                        "value": "3.266"
                    }, 
                    {
                        "value": "3.150"
                    }, 
                    {
                        "value": "3.246"
                    }, 
                    {
                        "value": "3.289"
                    }, 
                    {
                        "value": "3.292"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Nd2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sialon Ceramics Made with Mixtures of Y2O3-Nd2O3 as Sintering Aids, P.O. Kall and T. Ekstrom, Journal of the European Ceramic Society, Vol. 6, pp. 119-127 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.244"
                    }, 
                    {
                        "value": "3.253"
                    }, 
                    {
                        "value": "3.270"
                    }, 
                    {
                        "value": "3.230"
                    }, 
                    {
                        "value": "3.194"
                    }, 
                    {
                        "value": "3.242"
                    }, 
                    {
                        "value": "3.258"
                    }, 
                    {
                        "value": "3.280"
                    }, 
                    {
                        "value": "3.290"
                    }, 
                    {
                        "value": "3.310"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Nd2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sialon Ceramics Made with Mixtures of Y2O3-Nd2O3 as Sintering Aids, P.O. Kall and T. Ekstrom, Journal of the European Ceramic Society, Vol. 6, pp. 119-127 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.234"
                    }, 
                    {
                        "value": "3.236"
                    }, 
                    {
                        "value": "3.173"
                    }, 
                    {
                        "value": "3.245"
                    }, 
                    {
                        "value": "3.293"
                    }, 
                    {
                        "value": "3.270"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Nd2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sialon Ceramics Made with Mixtures of Y2O3-Nd2O3 as Sintering Aids, P.O. Kall and T. Ekstrom, Journal of the European Ceramic Society, Vol. 6, pp. 119-127 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.244"
                    }, 
                    {
                        "value": "3.281"
                    }, 
                    {
                        "value": "3.302"
                    }, 
                    {
                        "value": "3.250"
                    }, 
                    {
                        "value": "3.281"
                    }, 
                    {
                        "value": "3.316"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Nd2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sialon Ceramics Made with Mixtures of Y2O3-Nd2O3 as Sintering Aids, P.O. Kall and T. Ekstrom, Journal of the European Ceramic Society, Vol. 6, pp. 119-127 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.188"
                    }, 
                    {
                        "value": "3.198"
                    }, 
                    {
                        "value": "3.075"
                    }, 
                    {
                        "value": "3.224"
                    }, 
                    {
                        "value": "3.245"
                    }, 
                    {
                        "value": "3.260"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Nd2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "6"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sialon Ceramics Made with Mixtures of Y2O3-Nd2O3 as Sintering Aids, P.O. Kall and T. Ekstrom, Journal of the European Ceramic Society, Vol. 6, pp. 119-127 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "5.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Nd2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sialon Ceramics Made with Mixtures of Y2O3-Nd2O3 as Sintering Aids, P.O. Kall and T. Ekstrom, Journal of the European Ceramic Society, Vol. 6, pp. 119-127 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "5.1"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Nd2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Sialon Ceramics Made with Mixtures of Y2O3-Nd2O3 as Sintering Aids, P.O. Kall and T. Ekstrom, Journal of the European Ceramic Society, Vol. 6, pp. 119-127 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.9"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Nd2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Sialon Ceramics Made with Mixtures of Y2O3-Nd2O3 as Sintering Aids, P.O. Kall and T. Ekstrom, Journal of the European Ceramic Society, Vol. 6, pp. 119-127 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "4.7"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Nd2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sialon Ceramics Made with Mixtures of Y2O3-Nd2O3 as Sintering Aids, P.O. Kall and T. Ekstrom, Journal of the European Ceramic Society, Vol. 6, pp. 119-127 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Nd2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sialon Ceramics Made with Mixtures of Y2O3-Nd2O3 as Sintering Aids, P.O. Kall and T. Ekstrom, Journal of the European Ceramic Society, Vol. 6, pp. 119-127 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "12.7"
                    }, 
                    {
                        "value": "12.1"
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                    {
                        "value": "11.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Nd2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Sialon Ceramics Made with Mixtures of Y2O3-Nd2O3 as Sintering Aids, P.O. Kall and T. Ekstrom, Journal of the European Ceramic Society, Vol. 6, pp. 119-127 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
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                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
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            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "15.5"
                    }, 
                    {
                        "value": "13.7"
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                    {
                        "value": "12.9"
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                    {
                        "value": "12.6"
                    }, 
                    {
                        "value": "12.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Nd2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Sialon Ceramics Made with Mixtures of Y2O3-Nd2O3 as Sintering Aids, P.O. Kall and T. Ekstrom, Journal of the European Ceramic Society, Vol. 6, pp. 119-127 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "16.4"
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                    {
                        "value": "13.6"
                    }, 
                    {
                        "value": "12.4"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Nd2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Sialon Ceramics Made with Mixtures of Y2O3-Nd2O3 as Sintering Aids, P.O. Kall and T. Ekstrom, Journal of the European Ceramic Society, Vol. 6, pp. 119-127 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "13.9"
                    }, 
                    {
                        "value": "13.0"
                    }, 
                    {
                        "value": "12.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Nd2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1825"
                            }
                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Sialon Ceramics Made with Mixtures of Y2O3-Nd2O3 as Sintering Aids, P.O. Kall and T. Ekstrom, Journal of the European Ceramic Society, Vol. 6, pp. 119-127 (1990), published by Elsevier Science Limited."
            }
        ], 
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            "Sialon"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "17.3"
                    }, 
                    {
                        "value": "14.1"
                    }, 
                    {
                        "value": "12.6"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Nd2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1825"
                            }
                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-Strength and High-Fracture-Toughness Ceramics in the Al2O3/LaAl11O18 Systems, M. Yasuoka, K. Hirao, M. Brito, and S. Kanzaki, Journal of the American Ceramic Society, Vol. 78 7, pp. 1853-1856 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "431"
                    }, 
                    {
                        "value": "660"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "High-Strength and High-Fracture-Toughness Ceramics in the Al2O3/LaAl11O18 Systems, M. Yasuoka, K. Hirao, M. Brito, and S. Kanzaki, Journal of the American Ceramic Society, Vol. 78 7, pp. 1853-1856 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.5"
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                ], 
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                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "High-Strength and High-Fracture-Toughness Ceramics in the Al2O3/LaAl11O18 Systems, M. Yasuoka, K. Hirao, M. Brito, and S. Kanzaki, Journal of the American Ceramic Society, Vol. 78 7, pp. 1853-1856 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xLaAl11O18", 
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            {
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                    {
                        "value": "Al-O:LaAl"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
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                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "LaAl11O18"
                    }
                ], 
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                    {
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                            {
                                "value": "80"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of Phase"
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                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "High-Strength and High-Fracture-Toughness Ceramics in the Al2O3/LaAl11O18 Systems, M. Yasuoka, K. Hirao, M. Brito, and S. Kanzaki, Journal of the American Ceramic Society, Vol. 78 7, pp. 1853-1856 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xLaAl11O18", 
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            {
                "scalars": [
                    {
                        "value": "Al-O:LaAl"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
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            }, 
            {
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                        "value": "671"
                    }
                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
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                    }, 
                    {
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                            {
                                "value": "1600"
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                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "High-Strength and High-Fracture-Toughness Ceramics in the Al2O3/LaAl11O18 Systems, M. Yasuoka, K. Hirao, M. Brito, and S. Kanzaki, Journal of the American Ceramic Society, Vol. 78 7, pp. 1853-1856 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xLaAl11O18", 
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            {
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                    {
                        "value": "Al-O:LaAl"
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                ], 
                "name": "Chemical Family"
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            {
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                    }
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                    {
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    {
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                "name": "Sintering"
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        ], 
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            {
                "citation": "High-Strength and High-Fracture-Toughness Ceramics in the Al2O3/LaAl11O18 Systems, M. Yasuoka, K. Hirao, M. Brito, and S. Kanzaki, Journal of the American Ceramic Society, Vol. 78 7, pp. 1853-1856 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.LaAl11O18.ySiO2", 
        "properties": [
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                "scalars": [
                    {
                        "value": "Al-O:LaAl"
                    }
                ], 
                "name": "Chemical Family"
            }, 
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                ], 
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                    {
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                        "scalars": [
                            {
                                "value": "80-w"
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                            {
                                "value": "20"
                            }, 
                            {
                                "value": "w"
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                        ], 
                        "name": "Volume Fraction of Phase"
                    }
                ], 
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        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Sintering"
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        ], 
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            {
                "citation": "High-Strength and High-Fracture-Toughness Ceramics in the Al2O3/LaAl11O18 Systems, M. Yasuoka, K. Hirao, M. Brito, and S. Kanzaki, Journal of the American Ceramic Society, Vol. 78 7, pp. 1853-1856 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.LaAl11O18.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:LaAl"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "SiO2"
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                ], 
                "conditions": [
                    {
                        "units": "ppm", 
                        "scalars": [
                            {
                                "value": "240"
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                        ], 
                        "name": "Amount of Impurity"
                    }
                ], 
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        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-Strength and High-Fracture-Toughness Ceramics in the Al2O3/LaAl11O18 Systems, M. Yasuoka, K. Hirao, M. Brito, and S. Kanzaki, Journal of the American Ceramic Society, Vol. 78 7, pp. 1853-1856 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.LaAl11O18.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:LaAl"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
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                ], 
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                    {
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "High-Strength and High-Fracture-Toughness Ceramics in the Al2O3/LaAl11O18 Systems, M. Yasuoka, K. Hirao, M. Brito, and S. Kanzaki, Journal of the American Ceramic Society, Vol. 78 7, pp. 1853-1856 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.LaAl11O18.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:LaAl"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
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                        "value": "Polycrystalline"
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                "name": "Crystallinity"
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                    {
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                                "value": "1600"
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        ]
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    {
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                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Pressure and Temperature Dependences of the Isotropic Elastic Moduli of Polycrystalline Alumina, D.H. Chung and G. Simmons, Journal of Applied Physics, Vol. 39 11, pp. 5316-5326 (1968), published by American Institute of Physics."
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        ], 
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            }
        ], 
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                        "value": "258.83"
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                        "value": "241.62"
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                    {
                        "value": "239.50"
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                        "value": "237.00"
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                    {
                        "value": "234.70"
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                    {
                        "value": "231.97"
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                ], 
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                            {
                                "value": "298"
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                            {
                                "value": "298"
                            }, 
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "298"
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                            {
                                "value": "298"
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                                "value": "298"
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                                "value": "150"
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                                "value": "273"
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                                "value": "400"
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                                "value": "500"
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                                "value": "600"
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                            {
                                "value": "1200"
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                            {
                                "value": "1300"
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        ]
    }, 
    {
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                "name": "Hot Pressing"
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        ], 
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                "citation": "Pressure and Temperature Dependences of the Isotropic Elastic Moduli of Polycrystalline Alumina, D.H. Chung and G. Simmons, Journal of Applied Physics, Vol. 39 11, pp. 5316-5326 (1968), published by American Institute of Physics."
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                    {
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                    {
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                    {
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                    {
                        "value": "965"
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                ], 
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                            {
                                "value": "298"
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                            {
                                "value": "298"
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                            {
                                "value": "298"
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                                "value": "298"
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                                "value": "273"
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                                "value": "400"
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                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
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            }
        ]
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                "name": "Hot Pressing"
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                "name": "NIST_SRD-30"
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                    {
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                        "value": "3.991"
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                    {
                        "value": "3.992"
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                    {
                        "value": "3.994"
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                    {
                        "value": "3.996"
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                    {
                        "value": "3.997"
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                    {
                        "value": "3.999"
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                    {
                        "value": "4.000"
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                    {
                        "value": "4.002"
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                    {
                        "value": "3.9924"
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                    {
                        "value": "3.9920"
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                    {
                        "value": "3.9918"
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                    {
                        "value": "3.9910"
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                    {
                        "value": "3.9896"
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                    {
                        "value": "3.9863"
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                    {
                        "value": "3.986"
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                    {
                        "value": "3.978"
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                    {
                        "value": "3.969"
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                    {
                        "value": "3.960"
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                    {
                        "value": "3.949"
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                    {
                        "value": "3.939"
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                    {
                        "value": "3.928"
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                    {
                        "value": "3.918"
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                    {
                        "value": "3.907"
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                    {
                        "value": "3.897"
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                    {
                        "value": "3.886"
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                ], 
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                                "value": "273"
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                                "value": "300"
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                                "value": "400"
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                                "value": "500"
                            }, 
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                                "value": "800"
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                                "value": "1000"
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                                "value": "1200"
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                            {
                                "value": "1300"
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                    }
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        ]
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    {
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        ], 
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                        "value": "162.62"
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                    {
                        "value": "161.31"
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                        "value": "156.97"
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                        "value": "154.70"
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                        "value": "152.30"
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                        "value": "149.92"
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                    {
                        "value": "147.56"
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                        "value": "145.19"
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                    {
                        "value": "140.41"
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                    }
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                    {
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                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
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                            {
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                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }
                        ], 
                        "name": "Mode"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity of SiO2 and Y2O3 Added AlN Ceramics, T. Yagi, K. Shinozaki, N. Mizutani, M. Kato, and A. Tsuge, Journal of Materials Science, Vol. 24, pp. 1332-1336 (1989), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xSiO2.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.72"
                    }, 
                    {
                        "value": "1.79"
                    }, 
                    {
                        "value": "1.96"
                    }, 
                    {
                        "value": "2.21"
                    }, 
                    {
                        "value": "2.28"
                    }, 
                    {
                        "value": "2.01"
                    }, 
                    {
                        "value": "2.21"
                    }, 
                    {
                        "value": "3.28"
                    }, 
                    {
                        "value": "3.30"
                    }, 
                    {
                        "value": "2.01"
                    }, 
                    {
                        "value": "2.16"
                    }, 
                    {
                        "value": "2.72"
                    }, 
                    {
                        "value": "3.21"
                    }, 
                    {
                        "value": "3.26"
                    }, 
                    {
                        "value": "2.09"
                    }, 
                    {
                        "value": "2.15"
                    }, 
                    {
                        "value": "3.07"
                    }, 
                    {
                        "value": "3.26"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Two-step"
                            }, 
                            {
                                "value": "Two-step"
                            }, 
                            {
                                "value": "Two-step"
                            }, 
                            {
                                "value": "Two-step"
                            }
                        ], 
                        "name": "Additive Addition Mode"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Mass Fraction of SiO2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity of SiO2 and Y2O3 Added AlN Ceramics, T. Yagi, K. Shinozaki, N. Mizutani, M. Kato, and A. Tsuge, Journal of Materials Science, Vol. 24, pp. 1332-1336 (1989), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xSiO2.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.03"
                    }, 
                    {
                        "value": "0.01"
                    }, 
                    {
                        "value": "0.05"
                    }, 
                    {
                        "value": "0.06"
                    }, 
                    {
                        "value": "0.03"
                    }, 
                    {
                        "value": "0.10"
                    }, 
                    {
                        "value": "0.48"
                    }, 
                    {
                        "value": "0.61"
                    }, 
                    {
                        "value": "0.06"
                    }, 
                    {
                        "value": "0.05"
                    }, 
                    {
                        "value": "0.16"
                    }, 
                    {
                        "value": "0.26"
                    }, 
                    {
                        "value": "0.28"
                    }, 
                    {
                        "value": "0.03"
                    }, 
                    {
                        "value": "0.15"
                    }, 
                    {
                        "value": "0.39"
                    }, 
                    {
                        "value": "0.35"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Simultaneous"
                            }, 
                            {
                                "value": "Two-step"
                            }, 
                            {
                                "value": "Two-step"
                            }, 
                            {
                                "value": "Two-step"
                            }, 
                            {
                                "value": "Two-step"
                            }
                        ], 
                        "name": "Additive Addition Mode"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Mass Fraction of SiO2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Porosity Dependence of Sound Velocity and Poissons Ratio for Polycrystalline MgO Determined by Resonant Sphere Method, N. Soga and E. Schreiber, Journal of the American Ceramic Society, Vol. 51 8, pp. 465-466 (1968), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Avco Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "306.1"
                    }, 
                    {
                        "value": "305.6"
                    }, 
                    {
                        "value": "305.9"
                    }, 
                    {
                        "value": "294.8"
                    }, 
                    {
                        "value": "295.3"
                    }, 
                    {
                        "value": "293.6"
                    }, 
                    {
                        "value": "292.7"
                    }, 
                    {
                        "value": "292.7"
                    }, 
                    {
                        "value": "292.0"
                    }, 
                    {
                        "value": "289.1"
                    }, 
                    {
                        "value": "288.2"
                    }, 
                    {
                        "value": "288.7"
                    }, 
                    {
                        "value": "282.0"
                    }, 
                    {
                        "value": "277.8"
                    }, 
                    {
                        "value": "277.8"
                    }, 
                    {
                        "value": "275.4"
                    }, 
                    {
                        "value": "271.6"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.0033"
                            }, 
                            {
                                "value": "0.0035"
                            }, 
                            {
                                "value": "0.0037"
                            }, 
                            {
                                "value": "0.0158"
                            }, 
                            {
                                "value": "0.0163"
                            }, 
                            {
                                "value": "0.0165"
                            }, 
                            {
                                "value": "0.0174"
                            }, 
                            {
                                "value": "0.0192"
                            }, 
                            {
                                "value": "0.0204"
                            }, 
                            {
                                "value": "0.0222"
                            }, 
                            {
                                "value": "0.0222"
                            }, 
                            {
                                "value": "0.0234"
                            }, 
                            {
                                "value": "0.0300"
                            }, 
                            {
                                "value": "0.0340"
                            }, 
                            {
                                "value": "0.0370"
                            }, 
                            {
                                "value": "0.0386"
                            }, 
                            {
                                "value": "0.0437"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Porosity Dependence of Sound Velocity and Poissons Ratio for Polycrystalline MgO Determined by Resonant Sphere Method, N. Soga and E. Schreiber, Journal of the American Ceramic Society, Vol. 51 8, pp. 465-466 (1968), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Avco Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.180"
                    }, 
                    {
                        "value": "0.180"
                    }, 
                    {
                        "value": "0.183"
                    }, 
                    {
                        "value": "0.181"
                    }, 
                    {
                        "value": "0.183"
                    }, 
                    {
                        "value": "0.184"
                    }, 
                    {
                        "value": "0.182"
                    }, 
                    {
                        "value": "0.182"
                    }, 
                    {
                        "value": "0.183"
                    }, 
                    {
                        "value": "0.183"
                    }, 
                    {
                        "value": "0.185"
                    }, 
                    {
                        "value": "0.183"
                    }, 
                    {
                        "value": "0.185"
                    }, 
                    {
                        "value": "0.188"
                    }, 
                    {
                        "value": "0.185"
                    }, 
                    {
                        "value": "0.189"
                    }, 
                    {
                        "value": "0.187"
                    }, 
                    {
                        "value": "0.187"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.0033"
                            }, 
                            {
                                "value": "0.0035"
                            }, 
                            {
                                "value": "0.0039"
                            }, 
                            {
                                "value": "0.0040"
                            }, 
                            {
                                "value": "0.0158"
                            }, 
                            {
                                "value": "0.0163"
                            }, 
                            {
                                "value": "0.0165"
                            }, 
                            {
                                "value": "0.0174"
                            }, 
                            {
                                "value": "0.0192"
                            }, 
                            {
                                "value": "0.0204"
                            }, 
                            {
                                "value": "0.0222"
                            }, 
                            {
                                "value": "0.0222"
                            }, 
                            {
                                "value": "0.0234"
                            }, 
                            {
                                "value": "0.0300"
                            }, 
                            {
                                "value": "0.0340"
                            }, 
                            {
                                "value": "0.0370"
                            }, 
                            {
                                "value": "0.0386"
                            }, 
                            {
                                "value": "0.0437"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Porosity Dependence of Sound Velocity and Poissons Ratio for Polycrystalline MgO Determined by Resonant Sphere Method, N. Soga and E. Schreiber, Journal of the American Ceramic Society, Vol. 51 8, pp. 465-466 (1968), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Avco Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "129.7"
                    }, 
                    {
                        "value": "129.5"
                    }, 
                    {
                        "value": "129.3"
                    }, 
                    {
                        "value": "124.6"
                    }, 
                    {
                        "value": "124.7"
                    }, 
                    {
                        "value": "124.2"
                    }, 
                    {
                        "value": "123.8"
                    }, 
                    {
                        "value": "123.7"
                    }, 
                    {
                        "value": "123.4"
                    }, 
                    {
                        "value": "122.0"
                    }, 
                    {
                        "value": "121.8"
                    }, 
                    {
                        "value": "121.8"
                    }, 
                    {
                        "value": "118.7"
                    }, 
                    {
                        "value": "117.2"
                    }, 
                    {
                        "value": "116.8"
                    }, 
                    {
                        "value": "116.0"
                    }, 
                    {
                        "value": "114.4"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.0033"
                            }, 
                            {
                                "value": "0.0035"
                            }, 
                            {
                                "value": "0.0037"
                            }, 
                            {
                                "value": "0.0158"
                            }, 
                            {
                                "value": "0.0163"
                            }, 
                            {
                                "value": "0.0165"
                            }, 
                            {
                                "value": "0.0174"
                            }, 
                            {
                                "value": "0.0192"
                            }, 
                            {
                                "value": "0.0204"
                            }, 
                            {
                                "value": "0.0222"
                            }, 
                            {
                                "value": "0.0222"
                            }, 
                            {
                                "value": "0.0234"
                            }, 
                            {
                                "value": "0.0300"
                            }, 
                            {
                                "value": "0.0340"
                            }, 
                            {
                                "value": "0.0370"
                            }, 
                            {
                                "value": "0.0386"
                            }, 
                            {
                                "value": "0.0437"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Porosity Dependence of Sound Velocity and Poissons Ratio for Polycrystalline MgO Determined by Resonant Sphere Method, N. Soga and E. Schreiber, Journal of the American Ceramic Society, Vol. 51 8, pp. 465-466 (1968), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Avco Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.026"
                    }, 
                    {
                        "value": "6.023"
                    }, 
                    {
                        "value": "6.019"
                    }, 
                    {
                        "value": "5.945"
                    }, 
                    {
                        "value": "5.948"
                    }, 
                    {
                        "value": "5.936"
                    }, 
                    {
                        "value": "5.930"
                    }, 
                    {
                        "value": "5.932"
                    }, 
                    {
                        "value": "5.928"
                    }, 
                    {
                        "value": "5.901"
                    }, 
                    {
                        "value": "5.897"
                    }, 
                    {
                        "value": "5.900"
                    }, 
                    {
                        "value": "5.845"
                    }, 
                    {
                        "value": "5.818"
                    }, 
                    {
                        "value": "5.818"
                    }, 
                    {
                        "value": "5.802"
                    }, 
                    {
                        "value": "5.778"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Shear"
                            }
                        ], 
                        "name": "Mode"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.0033"
                            }, 
                            {
                                "value": "0.0035"
                            }, 
                            {
                                "value": "0.0037"
                            }, 
                            {
                                "value": "0.0158"
                            }, 
                            {
                                "value": "0.0163"
                            }, 
                            {
                                "value": "0.0165"
                            }, 
                            {
                                "value": "0.0174"
                            }, 
                            {
                                "value": "0.0192"
                            }, 
                            {
                                "value": "0.0204"
                            }, 
                            {
                                "value": "0.0222"
                            }, 
                            {
                                "value": "0.0222"
                            }, 
                            {
                                "value": "0.0234"
                            }, 
                            {
                                "value": "0.0300"
                            }, 
                            {
                                "value": "0.0340"
                            }, 
                            {
                                "value": "0.0370"
                            }, 
                            {
                                "value": "0.0386"
                            }, 
                            {
                                "value": "0.0437"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SrO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "943"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SrO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1042"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SrO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1044"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SrO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.20"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hardness of Dense $\\alpha$- and $\\beta$-Si3N4 Ceramics, C. Greskovich and G.E. Gazza, Journal of Materials Science Letters, Vol. 4, pp. 195-196 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "MgO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Sintering Aid Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hardness of Dense $\\alpha$- and $\\beta$-Si3N4 Ceramics, C. Greskovich and G.E. Gazza, Journal of Materials Science Letters, Vol. 4, pp. 195-196 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "5.7"
                    }, 
                    {
                        "value": "4.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mass Fraction of $\\alpha$-Si3N4"
                    }, 
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "180"
                            }
                        ], 
                        "name": "Hot Pressing Time"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hardness of Dense $\\alpha$- and $\\beta$-Si3N4 Ceramics, C. Greskovich and G.E. Gazza, Journal of Materials Science Letters, Vol. 4, pp. 195-196 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.5", 
                        "value": "20.5"
                    }, 
                    {
                        "uncertainty": "0.6", 
                        "value": "16.1"
                    }, 
                    {
                        "uncertainty": "0.7", 
                        "value": "15.5"
                    }, 
                    {
                        "uncertainty": "1.0", 
                        "value": "14.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mass Fraction of $\\alpha$-Si3N4"
                    }, 
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "180"
                            }
                        ], 
                        "name": "Hot Pressing Time"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Production and Properties of Zirconium Ceramics, L. P. Ivanova, A. G. Romashin, N. D. Burova, V. A. Kryuchkov, Ogneupori (Refractories) 2, pp. 6-9 (1991)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Disk"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.125"
                    }, 
                    {
                        "value": "0.129"
                    }, 
                    {
                        "value": "0.120"
                    }, 
                    {
                        "value": "0.105"
                    }, 
                    {
                        "value": "0.095"
                    }, 
                    {
                        "value": "0.09"
                    }, 
                    {
                        "value": "0.10"
                    }
                ], 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0.333"
                            }, 
                            {
                                "value": "0.42"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.76"
                            }, 
                            {
                                "value": "0.9"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.25"
                            }
                        ], 
                        "name": "Timeof testing"
                    }, 
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "750"
                            }
                        ], 
                        "name": "Load"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "393"
                            }, 
                            {
                                "value": "398"
                            }, 
                            {
                                "value": "408"
                            }, 
                            {
                                "value": "418"
                            }, 
                            {
                                "value": "428"
                            }, 
                            {
                                "value": "438"
                            }, 
                            {
                                "value": "448"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Friction Coefficient"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Compressive Strength and Microplasticity in Polycrystalline Alumina, J. Lankford, Journal of Materials Science, Vol. 12, pp. 791-796 (1977), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "General Electric Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Lucalox GW"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.02", 
                        "value": "2.99"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "3.53"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "3.9"
                    }, 
                    {
                        "uncertainty": "0.05", 
                        "value": "2.88"
                    }, 
                    {
                        "uncertainty": "0.05", 
                        "value": "2.92"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "s$^{-1}$", 
                        "scalars": [
                            {
                                "value": "0.0007"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "0.0007"
                            }, 
                            {
                                "value": "0.0007"
                            }
                        ], 
                        "name": "Strain Rate"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "H2O"
                            }, 
                            {
                                "value": "inert"
                            }
                        ], 
                        "name": "Environment"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySrO.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.20"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySrO.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.23"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySrO.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.21"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Zirconates as New Materials for Thermal Barrier Coatings, R. Vassen, X. Cao, F. Tietz, D. Basu, and D. Stover, Journal of the American Ceramic Society, Vol. 83 8, pp. 2023-2028 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Lanthanum zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "La2Zr2O7", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "La-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "11", 
                        "value": "175"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Zirconates as New Materials for Thermal Barrier Coatings, R. Vassen, X. Cao, F. Tietz, D. Basu, and D. Stover, Journal of the American Ceramic Society, Vol. 83 8, pp. 2023-2028 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Lanthanum zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "La2Zr2O7", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "La-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.4", 
                        "value": "9.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Zirconates as New Materials for Thermal Barrier Coatings, R. Vassen, X. Cao, F. Tietz, D. Basu, and D. Stover, Journal of the American Ceramic Society, Vol. 83 8, pp. 2023-2028 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Lanthanum zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "La2Zr2O7", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "La-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.94"
                    }, 
                    {
                        "value": "1.97"
                    }, 
                    {
                        "value": "1.91"
                    }, 
                    {
                        "value": "1.85"
                    }, 
                    {
                        "value": "1.78"
                    }, 
                    {
                        "value": "1.75"
                    }, 
                    {
                        "value": "1.72"
                    }, 
                    {
                        "value": "1.69"
                    }, 
                    {
                        "value": "1.69"
                    }, 
                    {
                        "value": "1.66"
                    }, 
                    {
                        "value": "1.63"
                    }, 
                    {
                        "value": "1.63"
                    }, 
                    {
                        "value": "1.59"
                    }, 
                    {
                        "value": "1.59"
                    }, 
                    {
                        "value": "1.59"
                    }, 
                    {
                        "value": "1.59"
                    }, 
                    {
                        "value": "1.63"
                    }, 
                    {
                        "value": "1.66"
                    }, 
                    {
                        "value": "1.63"
                    }, 
                    {
                        "value": "1.66"
                    }, 
                    {
                        "value": "1.69"
                    }, 
                    {
                        "value": "1.69"
                    }, 
                    {
                        "value": "1.72"
                    }, 
                    {
                        "value": "1.78"
                    }, 
                    {
                        "value": "1.82"
                    }, 
                    {
                        "value": "1.88"
                    }, 
                    {
                        "value": "1.94"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Zirconates as New Materials for Thermal Barrier Coatings, R. Vassen, X. Cao, F. Tietz, D. Basu, and D. Stover, Journal of the American Ceramic Society, Vol. 83 8, pp. 2023-2028 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Lanthanum zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "La2Zr2O7", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "La-Zr-O"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.38"
                    }, 
                    {
                        "value": "7.54"
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                    {
                        "value": "8.10"
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                    {
                        "value": "8.09"
                    }, 
                    {
                        "value": "8.50"
                    }, 
                    {
                        "value": "8.43"
                    }, 
                    {
                        "value": "8.82"
                    }, 
                    {
                        "value": "8.90"
                    }, 
                    {
                        "value": "9.04"
                    }, 
                    {
                        "value": "9.07"
                    }, 
                    {
                        "value": "8.98"
                    }, 
                    {
                        "value": "9.01"
                    }, 
                    {
                        "value": "8.90"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "234"
                            }, 
                            {
                                "value": "333"
                            }, 
                            {
                                "value": "432"
                            }, 
                            {
                                "value": "537"
                            }, 
                            {
                                "value": "635"
                            }, 
                            {
                                "value": "728"
                            }, 
                            {
                                "value": "826"
                            }, 
                            {
                                "value": "931"
                            }, 
                            {
                                "value": "1030"
                            }, 
                            {
                                "value": "1129"
                            }, 
                            {
                                "value": "1227"
                            }, 
                            {
                                "value": "1332"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.079"
                            }, 
                            {
                                "value": "0.159"
                            }, 
                            {
                                "value": "0.251"
                            }, 
                            {
                                "value": "0.331"
                            }, 
                            {
                                "value": "0.437"
                            }, 
                            {
                                "value": "0.516"
                            }, 
                            {
                                "value": "0.622"
                            }, 
                            {
                                "value": "0.715"
                            }, 
                            {
                                "value": "0.821"
                            }, 
                            {
                                "value": "0.913"
                            }, 
                            {
                                "value": "0.993"
                            }, 
                            {
                                "value": "1.085"
                            }, 
                            {
                                "value": "1.165"
                            }
                        ], 
                        "name": "$\\Delta$L/Lo"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Zirconates as New Materials for Thermal Barrier Coatings, R. Vassen, X. Cao, F. Tietz, D. Basu, and D. Stover, Journal of the American Ceramic Society, Vol. 83 8, pp. 2023-2028 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Strontium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SrZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sr-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.48"
                    }, 
                    {
                        "value": "2.29"
                    }, 
                    {
                        "value": "2.13"
                    }, 
                    {
                        "value": "2.04"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "550"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Zirconates as New Materials for Thermal Barrier Coatings, R. Vassen, X. Cao, F. Tietz, D. Basu, and D. Stover, Journal of the American Ceramic Society, Vol. 83 8, pp. 2023-2028 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Strontium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SrZrO3", 
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            {
                "scalars": [
                    {
                        "value": "Sr-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "8.23"
                    }, 
                    {
                        "value": "8.77"
                    }, 
                    {
                        "value": "9.14"
                    }, 
                    {
                        "value": "9.39"
                    }, 
                    {
                        "value": "9.79"
                    }, 
                    {
                        "value": "10.38"
                    }, 
                    {
                        "value": "10.70"
                    }, 
                    {
                        "value": "10.88"
                    }, 
                    {
                        "value": "10.78"
                    }, 
                    {
                        "value": "10.77"
                    }, 
                    {
                        "value": "10.77"
                    }, 
                    {
                        "value": "10.83"
                    }, 
                    {
                        "value": "10.62"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "136"
                            }, 
                            {
                                "value": "234"
                            }, 
                            {
                                "value": "327"
                            }, 
                            {
                                "value": "432"
                            }, 
                            {
                                "value": "537"
                            }, 
                            {
                                "value": "635"
                            }, 
                            {
                                "value": "728"
                            }, 
                            {
                                "value": "826"
                            }, 
                            {
                                "value": "931"
                            }, 
                            {
                                "value": "1030"
                            }, 
                            {
                                "value": "1129"
                            }, 
                            {
                                "value": "1233"
                            }, 
                            {
                                "value": "1332"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.093"
                            }, 
                            {
                                "value": "0.185"
                            }, 
                            {
                                "value": "0.278"
                            }, 
                            {
                                "value": "0.384"
                            }, 
                            {
                                "value": "0.503"
                            }, 
                            {
                                "value": "0.635"
                            }, 
                            {
                                "value": "0.754"
                            }, 
                            {
                                "value": "0.874"
                            }, 
                            {
                                "value": "0.979"
                            }, 
                            {
                                "value": "1.085"
                            }, 
                            {
                                "value": "1.191"
                            }, 
                            {
                                "value": "1.310"
                            }, 
                            {
                                "value": "1.390"
                            }
                        ], 
                        "name": "$\\Delta$L/Lo"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Zirconates as New Materials for Thermal Barrier Coatings, R. Vassen, X. Cao, F. Tietz, D. Basu, and D. Stover, Journal of the American Ceramic Society, Vol. 83 8, pp. 2023-2028 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "11", 
                        "value": "181"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Zirconates as New Materials for Thermal Barrier Coatings, R. Vassen, X. Cao, F. Tietz, D. Basu, and D. Stover, Journal of the American Ceramic Society, Vol. 83 8, pp. 2023-2028 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1.9", 
                        "value": "11.1"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Zirconates as New Materials for Thermal Barrier Coatings, R. Vassen, X. Cao, F. Tietz, D. Basu, and D. Stover, Journal of the American Ceramic Society, Vol. 83 8, pp. 2023-2028 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "421"
                    }, 
                    {
                        "value": "433"
                    }, 
                    {
                        "value": "437"
                    }, 
                    {
                        "value": "441"
                    }, 
                    {
                        "value": "440"
                    }, 
                    {
                        "value": "444"
                    }, 
                    {
                        "value": "452"
                    }, 
                    {
                        "value": "447"
                    }, 
                    {
                        "value": "447"
                    }, 
                    {
                        "value": "459"
                    }, 
                    {
                        "value": "451"
                    }, 
                    {
                        "value": "451"
                    }, 
                    {
                        "value": "453"
                    }, 
                    {
                        "value": "459"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "405"
                            }, 
                            {
                                "value": "503"
                            }, 
                            {
                                "value": "594"
                            }, 
                            {
                                "value": "697"
                            }, 
                            {
                                "value": "801"
                            }, 
                            {
                                "value": "904"
                            }, 
                            {
                                "value": "995"
                            }, 
                            {
                                "value": "1086"
                            }, 
                            {
                                "value": "1129"
                            }, 
                            {
                                "value": "1165"
                            }, 
                            {
                                "value": "1196"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Zirconates as New Materials for Thermal Barrier Coatings, R. Vassen, X. Cao, F. Tietz, D. Basu, and D. Stover, Journal of the American Ceramic Society, Vol. 83 8, pp. 2023-2028 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.78"
                    }, 
                    {
                        "value": "4.50"
                    }, 
                    {
                        "value": "4.31"
                    }, 
                    {
                        "value": "4.12"
                    }, 
                    {
                        "value": "3.99"
                    }, 
                    {
                        "value": "3.86"
                    }, 
                    {
                        "value": "3.74"
                    }, 
                    {
                        "value": "3.68"
                    }, 
                    {
                        "value": "3.61"
                    }, 
                    {
                        "value": "3.58"
                    }, 
                    {
                        "value": "3.52"
                    }, 
                    {
                        "value": "3.49"
                    }, 
                    {
                        "value": "3.45"
                    }, 
                    {
                        "value": "3.42"
                    }, 
                    {
                        "value": "3.45"
                    }, 
                    {
                        "value": "3.45"
                    }, 
                    {
                        "value": "3.42"
                    }, 
                    {
                        "value": "3.42"
                    }, 
                    {
                        "value": "3.42"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Zirconates as New Materials for Thermal Barrier Coatings, R. Vassen, X. Cao, F. Tietz, D. Basu, and D. Stover, Journal of the American Ceramic Society, Vol. 83 8, pp. 2023-2028 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.84"
                    }, 
                    {
                        "value": "5.64"
                    }, 
                    {
                        "value": "6.55"
                    }, 
                    {
                        "value": "6.80"
                    }, 
                    {
                        "value": "6.69"
                    }, 
                    {
                        "value": "7.14"
                    }, 
                    {
                        "value": "7.44"
                    }, 
                    {
                        "value": "7.68"
                    }, 
                    {
                        "value": "7.87"
                    }, 
                    {
                        "value": "8.01"
                    }, 
                    {
                        "value": "8.19"
                    }, 
                    {
                        "value": "8.09"
                    }, 
                    {
                        "value": "8.29"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "136"
                            }, 
                            {
                                "value": "234"
                            }, 
                            {
                                "value": "327"
                            }, 
                            {
                                "value": "432"
                            }, 
                            {
                                "value": "537"
                            }, 
                            {
                                "value": "635"
                            }, 
                            {
                                "value": "734"
                            }, 
                            {
                                "value": "833"
                            }, 
                            {
                                "value": "931"
                            }, 
                            {
                                "value": "1030"
                            }, 
                            {
                                "value": "1122"
                            }, 
                            {
                                "value": "1233"
                            }, 
                            {
                                "value": "1332"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.119"
                            }, 
                            {
                                "value": "0.199"
                            }, 
                            {
                                "value": "0.278"
                            }, 
                            {
                                "value": "0.344"
                            }, 
                            {
                                "value": "0.437"
                            }, 
                            {
                                "value": "0.529"
                            }, 
                            {
                                "value": "0.622"
                            }, 
                            {
                                "value": "0.715"
                            }, 
                            {
                                "value": "0.807"
                            }, 
                            {
                                "value": "0.900"
                            }, 
                            {
                                "value": "0.979"
                            }, 
                            {
                                "value": "1.085"
                            }
                        ], 
                        "name": "$\\Delta$L/Lo"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Zirconates as New Materials for Thermal Barrier Coatings, R. Vassen, X. Cao, F. Tietz, D. Basu, and D. Stover, Journal of the American Ceramic Society, Vol. 83 8, pp. 2023-2028 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "558"
                    }, 
                    {
                        "value": "579"
                    }, 
                    {
                        "value": "595"
                    }, 
                    {
                        "value": "603"
                    }, 
                    {
                        "value": "611"
                    }, 
                    {
                        "value": "619"
                    }, 
                    {
                        "value": "631"
                    }, 
                    {
                        "value": "635"
                    }, 
                    {
                        "value": "639"
                    }, 
                    {
                        "value": "647"
                    }, 
                    {
                        "value": "647"
                    }, 
                    {
                        "value": "643"
                    }, 
                    {
                        "value": "643"
                    }, 
                    {
                        "value": "651"
                    }, 
                    {
                        "value": "651"
                    }, 
                    {
                        "value": "655"
                    }, 
                    {
                        "value": "659"
                    }, 
                    {
                        "value": "667"
                    }, 
                    {
                        "value": "670"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "408"
                            }, 
                            {
                                "value": "499"
                            }, 
                            {
                                "value": "596"
                            }, 
                            {
                                "value": "694"
                            }, 
                            {
                                "value": "797"
                            }, 
                            {
                                "value": "907"
                            }, 
                            {
                                "value": "998"
                            }, 
                            {
                                "value": "1034"
                            }, 
                            {
                                "value": "1059"
                            }, 
                            {
                                "value": "1077"
                            }, 
                            {
                                "value": "1095"
                            }, 
                            {
                                "value": "1113"
                            }, 
                            {
                                "value": "1156"
                            }, 
                            {
                                "value": "1199"
                            }, 
                            {
                                "value": "1235"
                            }, 
                            {
                                "value": "1260"
                            }, 
                            {
                                "value": "1278"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Zirconates as New Materials for Thermal Barrier Coatings, R. Vassen, X. Cao, F. Tietz, D. Basu, and D. Stover, Journal of the American Ceramic Society, Vol. 83 8, pp. 2023-2028 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.32"
                    }, 
                    {
                        "value": "2.23"
                    }, 
                    {
                        "value": "2.16"
                    }, 
                    {
                        "value": "2.13"
                    }, 
                    {
                        "value": "2.13"
                    }, 
                    {
                        "value": "2.10"
                    }, 
                    {
                        "value": "2.10"
                    }, 
                    {
                        "value": "2.10"
                    }, 
                    {
                        "value": "2.10"
                    }, 
                    {
                        "value": "2.10"
                    }, 
                    {
                        "value": "2.10"
                    }, 
                    {
                        "value": "2.13"
                    }, 
                    {
                        "value": "2.13"
                    }, 
                    {
                        "value": "2.16"
                    }, 
                    {
                        "value": "2.16"
                    }, 
                    {
                        "value": "2.19"
                    }, 
                    {
                        "value": "2.19"
                    }, 
                    {
                        "value": "2.23"
                    }, 
                    {
                        "value": "2.23"
                    }, 
                    {
                        "value": "2.23"
                    }, 
                    {
                        "value": "2.26"
                    }, 
                    {
                        "value": "2.26"
                    }, 
                    {
                        "value": "2.29"
                    }, 
                    {
                        "value": "2.29"
                    }, 
                    {
                        "value": "2.32"
                    }, 
                    {
                        "value": "2.35"
                    }, 
                    {
                        "value": "2.35"
                    }, 
                    {
                        "value": "2.38"
                    }, 
                    {
                        "value": "2.41"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "186"
                            }, 
                            {
                                "value": "207"
                            }, 
                            {
                                "value": "236"
                            }, 
                            {
                                "value": "279"
                            }, 
                            {
                                "value": "336"
                            }, 
                            {
                                "value": "401"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "530"
                            }, 
                            {
                                "value": "595"
                            }, 
                            {
                                "value": "645"
                            }, 
                            {
                                "value": "695"
                            }, 
                            {
                                "value": "738"
                            }, 
                            {
                                "value": "789"
                            }, 
                            {
                                "value": "839"
                            }, 
                            {
                                "value": "882"
                            }, 
                            {
                                "value": "932"
                            }, 
                            {
                                "value": "968"
                            }, 
                            {
                                "value": "1011"
                            }, 
                            {
                                "value": "1069"
                            }, 
                            {
                                "value": "1112"
                            }, 
                            {
                                "value": "1155"
                            }, 
                            {
                                "value": "1198"
                            }, 
                            {
                                "value": "1234"
                            }, 
                            {
                                "value": "1277"
                            }, 
                            {
                                "value": "1298"
                            }, 
                            {
                                "value": "1334"
                            }, 
                            {
                                "value": "1377"
                            }, 
                            {
                                "value": "1413"
                            }, 
                            {
                                "value": "1492"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Zirconates as New Materials for Thermal Barrier Coatings, R. Vassen, X. Cao, F. Tietz, D. Basu, and D. Stover, Journal of the American Ceramic Society, Vol. 83 8, pp. 2023-2028 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "8.91"
                    }, 
                    {
                        "value": "10.66"
                    }, 
                    {
                        "value": "10.89"
                    }, 
                    {
                        "value": "11.32"
                    }, 
                    {
                        "value": "11.07"
                    }, 
                    {
                        "value": "11.24"
                    }, 
                    {
                        "value": "11.26"
                    }, 
                    {
                        "value": "11.27"
                    }, 
                    {
                        "value": "11.37"
                    }, 
                    {
                        "value": "11.36"
                    }, 
                    {
                        "value": "11.55"
                    }, 
                    {
                        "value": "11.49"
                    }, 
                    {
                        "value": "11.63"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "142"
                            }, 
                            {
                                "value": "234"
                            }, 
                            {
                                "value": "327"
                            }, 
                            {
                                "value": "432"
                            }, 
                            {
                                "value": "537"
                            }, 
                            {
                                "value": "635"
                            }, 
                            {
                                "value": "728"
                            }, 
                            {
                                "value": "833"
                            }, 
                            {
                                "value": "931"
                            }, 
                            {
                                "value": "1036"
                            }, 
                            {
                                "value": "1135"
                            }, 
                            {
                                "value": "1233"
                            }, 
                            {
                                "value": "1332"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.106"
                            }, 
                            {
                                "value": "0.225"
                            }, 
                            {
                                "value": "0.331"
                            }, 
                            {
                                "value": "0.463"
                            }, 
                            {
                                "value": "0.569"
                            }, 
                            {
                                "value": "0.688"
                            }, 
                            {
                                "value": "0.794"
                            }, 
                            {
                                "value": "0.913"
                            }, 
                            {
                                "value": "1.032"
                            }, 
                            {
                                "value": "1.151"
                            }, 
                            {
                                "value": "1.284"
                            }, 
                            {
                                "value": "1.390"
                            }, 
                            {
                                "value": "1.522"
                            }
                        ], 
                        "name": "$\\Delta$L/Lo"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Oxidation Behavior of Silicon Carbide, G. Ervin, Jr., Journal of the American Ceramic Society, Vol. 41 9, pp. 347-352 (1958), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.010"
                    }, 
                    {
                        "value": "0.0033"
                    }, 
                    {
                        "value": "0.0013"
                    }, 
                    {
                        "value": "0.0008"
                    }, 
                    {
                        "value": "0.0004"
                    }, 
                    {
                        "value": "0.0005"
                    }, 
                    {
                        "value": "0.0006"
                    }, 
                    {
                        "value": "0.0006"
                    }, 
                    {
                        "value": "0.0011"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.3"
                            }, 
                            {
                                "value": "11.0"
                            }, 
                            {
                                "value": "18.0"
                            }, 
                            {
                                "value": "21.1"
                            }, 
                            {
                                "value": "22.1"
                            }, 
                            {
                                "value": "33.8"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "cm$^{2}$/g", 
                        "scalars": [
                            {
                                "value": "5000"
                            }, 
                            {
                                "value": "5000"
                            }, 
                            {
                                "value": "5000"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "46"
                            }, 
                            {
                                "value": "46"
                            }
                        ], 
                        "name": "Specific Surface Area"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Passive Oxidation of Chemically Vapor Deposited Silicon Carbide, T. Narushima, T. Goto, and T. Hirai, Journal of the American Ceramic Society, Vol. 72 8, pp. 1386-1390 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0074"
                    }, 
                    {
                        "value": "0.0026"
                    }, 
                    {
                        "value": "0.0056"
                    }, 
                    {
                        "value": "0.0030"
                    }, 
                    {
                        "value": "0.0178"
                    }, 
                    {
                        "value": "0.0077"
                    }, 
                    {
                        "value": "0.0029"
                    }, 
                    {
                        "value": "0.0021"
                    }, 
                    {
                        "value": "0.0017"
                    }, 
                    {
                        "value": "0.0180"
                    }, 
                    {
                        "value": "0.0067"
                    }, 
                    {
                        "value": "0.0040"
                    }, 
                    {
                        "value": "0.0028"
                    }, 
                    {
                        "value": "0.0027"
                    }, 
                    {
                        "value": "0.0159"
                    }, 
                    {
                        "value": "0.0080"
                    }, 
                    {
                        "value": "0.0047"
                    }, 
                    {
                        "value": "0.0017"
                    }, 
                    {
                        "value": "0.0025"
                    }, 
                    {
                        "value": "0.0177"
                    }, 
                    {
                        "value": "0.0055"
                    }, 
                    {
                        "value": "0.0020"
                    }, 
                    {
                        "value": "0.0027"
                    }, 
                    {
                        "value": "0.0012"
                    }, 
                    {
                        "value": "0.0253"
                    }, 
                    {
                        "value": "0.0114"
                    }, 
                    {
                        "value": "0.0115"
                    }, 
                    {
                        "value": "0.0080"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1823"
                            }, 
                            {
                                "value": "1823"
                            }, 
                            {
                                "value": "1823"
                            }, 
                            {
                                "value": "1823"
                            }, 
                            {
                                "value": "1838"
                            }, 
                            {
                                "value": "1838"
                            }, 
                            {
                                "value": "1838"
                            }, 
                            {
                                "value": "1838"
                            }, 
                            {
                                "value": "1838"
                            }, 
                            {
                                "value": "1848"
                            }, 
                            {
                                "value": "1848"
                            }, 
                            {
                                "value": "1848"
                            }, 
                            {
                                "value": "1848"
                            }, 
                            {
                                "value": "1848"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1948"
                            }, 
                            {
                                "value": "1948"
                            }, 
                            {
                                "value": "1948"
                            }, 
                            {
                                "value": "1948"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Phase Transformation and Thermal Conductivity of Hot-Pressed Silicon Carbide Containing Alumina and Carbon, T. Sakai and T. Aikawa, Journal of the American Ceramic Society, Vol. 71 1, pp. C7-C9 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAl2O3.yC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "SiC:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Disk"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.54"
                    }, 
                    {
                        "value": "2.63"
                    }, 
                    {
                        "value": "2.96"
                    }, 
                    {
                        "value": "2.96"
                    }, 
                    {
                        "value": "2.62"
                    }, 
                    {
                        "value": "3.09"
                    }, 
                    {
                        "value": "3.15"
                    }, 
                    {
                        "value": "3.16"
                    }, 
                    {
                        "value": "3.08"
                    }, 
                    {
                        "value": "3.18"
                    }, 
                    {
                        "value": "3.20"
                    }, 
                    {
                        "value": "3.19"
                    }, 
                    {
                        "value": "3.21"
                    }, 
                    {
                        "value": "3.22"
                    }, 
                    {
                        "value": "3.16"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "5.0"
                            }
                        ], 
                        "name": "Mass Fraction of free C"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Phase Transformation and Thermal Conductivity of Hot-Pressed Silicon Carbide Containing Alumina and Carbon, T. Sakai and T. Aikawa, Journal of the American Ceramic Society, Vol. 71 1, pp. C7-C9 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAl2O3.yC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "SiC:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Disk"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "43"
                    }, 
                    {
                        "value": "31"
                    }, 
                    {
                        "value": "31"
                    }, 
                    {
                        "value": "31"
                    }, 
                    {
                        "value": "46"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "25"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "2050"
                            }, 
                            {
                                "value": "2050"
                            }, 
                            {
                                "value": "2050"
                            }, 
                            {
                                "value": "2050"
                            }, 
                            {
                                "value": "2050"
                            }
                        ], 
                        "name": "Hot Pressing Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }
                        ], 
                        "name": "Mass Fraction of free C"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering and Mechanical Properties of Stoichiometric Mullite, S. Kanzaki, H. Tabata, T. Kumazawa, and S. Ohta, Journal of the American Ceramic Society, Vol. 68 1, pp. C-6-C-7 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering and Mechanical Properties of Stoichiometric Mullite, S. Kanzaki, H. Tabata, T. Kumazawa, and S. Ohta, Journal of the American Ceramic Society, Vol. 68 1, pp. C-6-C-7 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.01"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "95"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering and Mechanical Properties of Stoichiometric Mullite, S. Kanzaki, H. Tabata, T. Kumazawa, and S. Ohta, Journal of the American Ceramic Society, Vol. 68 1, pp. C-6-C-7 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "15", 
                        "value": "375"
                    }, 
                    {
                        "value": "350"
                    }, 
                    {
                        "uncertainty": "45", 
                        "value": "365"
                    }, 
                    {
                        "value": "330"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$c", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering and Mechanical Properties of Stoichiometric Mullite, S. Kanzaki, H. Tabata, T. Kumazawa, and S. Ohta, Journal of the American Ceramic Society, Vol. 68 1, pp. C-6-C-7 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.8"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Thermal Expansions of Thoria, Periclase, and Diamond, B.J. Skinner, American Mineralogist, Vol. 42, pp. 39-55 (1957), published by Mineralogical Society of America."
            }
        ], 
        "names": [
            "Thoria"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ThO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Th-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.59475"
                    }, 
                    {
                        "uncertainty": "0.00010", 
                        "value": "5.59525"
                    }, 
                    {
                        "value": "5.59557"
                    }, 
                    {
                        "value": "5.59561"
                    }, 
                    {
                        "value": "5.59812"
                    }, 
                    {
                        "value": "5.60040"
                    }, 
                    {
                        "value": "5.60424"
                    }, 
                    {
                        "value": "5.60802"
                    }, 
                    {
                        "value": "5.61069"
                    }, 
                    {
                        "value": "5.61069"
                    }, 
                    {
                        "value": "5.61090"
                    }, 
                    {
                        "value": "5.61189"
                    }, 
                    {
                        "value": "5.61288"
                    }, 
                    {
                        "value": "5.61542"
                    }, 
                    {
                        "value": "5.62044"
                    }, 
                    {
                        "value": "5.62589"
                    }, 
                    {
                        "value": "5.63050"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "8.5"
                            }, 
                            {
                                "value": "25.0"
                            }, 
                            {
                                "value": "33.0"
                            }, 
                            {
                                "value": "34.1"
                            }, 
                            {
                                "value": "103.1"
                            }, 
                            {
                                "value": "162.0"
                            }, 
                            {
                                "value": "256.2"
                            }, 
                            {
                                "value": "343.1"
                            }, 
                            {
                                "value": "398.2"
                            }, 
                            {
                                "value": "403.0"
                            }, 
                            {
                                "value": "404.2"
                            }, 
                            {
                                "value": "421.3"
                            }, 
                            {
                                "value": "446.0"
                            }, 
                            {
                                "value": "495.9"
                            }, 
                            {
                                "value": "593.9"
                            }, 
                            {
                                "value": "700.0"
                            }, 
                            {
                                "value": "787.2"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Thermal Expansions of Thoria, Periclase, and Diamond, B.J. Skinner, American Mineralogist, Vol. 42, pp. 39-55 (1957), published by Mineralogical Society of America."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.21130"
                    }, 
                    {
                        "value": "4.21160"
                    }, 
                    {
                        "uncertainty": "0.00020", 
                        "value": "4.21168"
                    }, 
                    {
                        "value": "4.21243"
                    }, 
                    {
                        "value": "4.21360"
                    }, 
                    {
                        "value": "4.21595"
                    }, 
                    {
                        "value": "4.22090"
                    }, 
                    {
                        "value": "4.22576"
                    }, 
                    {
                        "value": "4.23047"
                    }, 
                    {
                        "value": "4.23679"
                    }, 
                    {
                        "value": "4.24195"
                    }, 
                    {
                        "value": "4.24812"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "10.5"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "25.0"
                            }, 
                            {
                                "value": "46.5"
                            }, 
                            {
                                "value": "76.5"
                            }, 
                            {
                                "value": "131.0"
                            }, 
                            {
                                "value": "229.5"
                            }, 
                            {
                                "value": "320.6"
                            }, 
                            {
                                "value": "404.2"
                            }, 
                            {
                                "value": "512.0"
                            }, 
                            {
                                "value": "601.8"
                            }, 
                            {
                                "value": "703.1"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Natural Specimen"
            }
        ], 
        "references": [
            {
                "citation": "The Thermal Expansions of Thoria, Periclase, and Diamond, B.J. Skinner, American Mineralogist, Vol. 42, pp. 39-55 (1957), published by Mineralogical Society of America."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.56679"
                    }, 
                    {
                        "uncertainty": "0.00009", 
                        "value": "3.56680"
                    }, 
                    {
                        "value": "3.56704"
                    }, 
                    {
                        "value": "3.56745"
                    }, 
                    {
                        "value": "3.56802"
                    }, 
                    {
                        "value": "3.56844"
                    }, 
                    {
                        "value": "3.56934"
                    }, 
                    {
                        "value": "3.57019"
                    }, 
                    {
                        "value": "3.57096"
                    }, 
                    {
                        "value": "3.57187"
                    }, 
                    {
                        "value": "3.57291"
                    }, 
                    {
                        "value": "3.57401"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "21.5"
                            }, 
                            {
                                "value": "25.0"
                            }, 
                            {
                                "value": "87.2"
                            }, 
                            {
                                "value": "157.2"
                            }, 
                            {
                                "value": "233.1"
                            }, 
                            {
                                "value": "308.5"
                            }, 
                            {
                                "value": "377.7"
                            }, 
                            {
                                "value": "453.0"
                            }, 
                            {
                                "value": "513.3"
                            }, 
                            {
                                "value": "584.5"
                            }, 
                            {
                                "value": "657.7"
                            }, 
                            {
                                "value": "729.2"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Debye-Waller Factors and Elastic Constants for Beryllium Oxide at Temperatures Between 10 K and 720 K (I), N.N. Sirota, A.M. Kuzmina, and N.S. Orlova, Crystal Research and Technology, Vol. 27 5, pp. 703-709 (1992), published by Wiley-VCH."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.696"
                    }, 
                    {
                        "value": "2.698"
                    }, 
                    {
                        "value": "2.705"
                    }, 
                    {
                        "value": "4.377"
                    }, 
                    {
                        "value": "4.378"
                    }, 
                    {
                        "value": "4.389"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "720"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "720"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Temperature, Environment, and Orientation on the Fracture Toughness of Single-Crystal YAG, T. Mah and T.A. Parthasarathy, Journal of the American Ceramic Society, Vol. 80 10, pp. 2730-2734 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttrium aluminum garnet (YAG)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y3Al5O12", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "1.0"
                    }, 
                    {
                        "value": "1.1"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "9.7"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }
                        ], 
                        "name": "Environment"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Influence of Grain Size and Secondary Phase on the Fracture Toughness of Sintered MgO Bodies (Part 3: Addition of CoO), K. Yasuda, Y. Tsuru, Y. Matsuo, S. Kimura, and T. Yano, Journal of the Ceramic Society of Japan Inter. Ed., Vol. 101, pp. 648-653 (1993), published by FUJI Technology Press Ltd.."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO.xCoO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O:CoO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "195"
                    }, 
                    {
                        "value": "177"
                    }, 
                    {
                        "value": "172"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "232"
                    }, 
                    {
                        "value": "203"
                    }, 
                    {
                        "value": "216"
                    }, 
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "188"
                    }, 
                    {
                        "value": "226"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Mass Fraction of CoO"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "104"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "49"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "33"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Influence of Grain Size and Secondary Phase on the Fracture Toughness of Sintered MgO Bodies (Part 3: Addition of CoO), K. Yasuda, Y. Tsuru, Y. Matsuo, S. Kimura, and T. Yano, Journal of the Ceramic Society of Japan Inter. Ed., Vol. 101, pp. 648-653 (1993), published by FUJI Technology Press Ltd.."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO.xCoO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O:CoO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.94"
                    }, 
                    {
                        "value": "1.99"
                    }, 
                    {
                        "value": "2.26"
                    }, 
                    {
                        "value": "2.20"
                    }, 
                    {
                        "value": "1.93"
                    }, 
                    {
                        "value": "2.00"
                    }, 
                    {
                        "value": "2.22"
                    }, 
                    {
                        "value": "1.89"
                    }, 
                    {
                        "value": "2.17"
                    }, 
                    {
                        "value": "1.97"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Mass Fraction of CoO"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "46"
                            }, 
                            {
                                "value": "104"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "43"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Texture and Fracture Toughness Anistropy in Silicon Carbide, W. Kim, Y.W. Kim, and D.H. Cho, Journal of the American Ceramic Society, Vol. 81 6, pp. 1669-1672 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "5.7"
                    }, 
                    {
                        "value": "4.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
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                "citation": "Creep and Creep Fracture in Hot-Pressed Alumina, A.G. Robertson, D.S. Wilkinson, and C.H. Caceres, Journal of the American Ceramic Society, Vol. 74 5, pp. 915-921 (1991), published by American Ceramic Society."
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                            {
                                "value": "a"
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                            {
                                "value": "a"
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                            {
                                "value": "a"
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                            {
                                "value": "a"
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                            {
                                "value": "a"
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                            {
                                "value": "a"
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                            {
                                "value": "a"
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                            {
                                "value": "a"
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                            {
                                "value": "a"
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                            {
                                "value": "a"
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                                "value": "c"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
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                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
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                    }, 
                    {
                        "units": "$^{\\circ}$(degrees", 
                        "scalars": [
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }
                        ], 
                        "name": "2$\\theta$"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "820"
                            }, 
                            {
                                "value": "870"
                            }, 
                            {
                                "value": "1080"
                            }, 
                            {
                                "value": "1175"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "1290"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1510"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1940"
                            }, 
                            {
                                "value": "2025"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "820"
                            }, 
                            {
                                "value": "870"
                            }, 
                            {
                                "value": "1080"
                            }, 
                            {
                                "value": "1175"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "1290"
                            }, 
                            {
                                "value": "1375"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1510"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1940"
                            }, 
                            {
                                "value": "2025"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "820"
                            }, 
                            {
                                "value": "870"
                            }, 
                            {
                                "value": "1080"
                            }, 
                            {
                                "value": "1175"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "1290"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1510"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1940"
                            }, 
                            {
                                "value": "2025"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "820"
                            }, 
                            {
                                "value": "870"
                            }, 
                            {
                                "value": "1080"
                            }, 
                            {
                                "value": "1175"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "1290"
                            }, 
                            {
                                "value": "1375"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1510"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1940"
                            }, 
                            {
                                "value": "2025"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "$\\alpha$-Al2O3: A High-Temperature Thermal Expansion Standard, P. Aldebert and J.P. Traverse, High Temperatures - High Pressures, Vol. 16, pp. 127-135 (1984), published by Pion Limited."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.566"
                    }, 
                    {
                        "value": "7.704"
                    }, 
                    {
                        "value": "7.812"
                    }, 
                    {
                        "value": "7.914"
                    }, 
                    {
                        "value": "8.024"
                    }, 
                    {
                        "value": "8.010"
                    }, 
                    {
                        "value": "8.189"
                    }, 
                    {
                        "value": "8.281"
                    }, 
                    {
                        "value": "8.373"
                    }, 
                    {
                        "value": "8.468"
                    }, 
                    {
                        "value": "8.553"
                    }, 
                    {
                        "value": "8.640"
                    }, 
                    {
                        "value": "8.730"
                    }, 
                    {
                        "value": "8.811"
                    }, 
                    {
                        "value": "8.907"
                    }, 
                    {
                        "value": "8.992"
                    }, 
                    {
                        "value": "9.080"
                    }, 
                    {
                        "value": "9.171"
                    }, 
                    {
                        "value": "9.255"
                    }, 
                    {
                        "value": "9.348"
                    }, 
                    {
                        "value": "9.389"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2050"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Synthesis of Polycrystalline Cubic BN, M. Wakatsuki, K. Ichinose, and T. Aoki, Materials Research Bulletin, Vol. 7, pp. 999-1004 (1972), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Boron nitride (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0005", 
                        "value": "3.6155"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-Pressure Sintering of Nanocrystalline $\\gamma$-Al2O3, R.S. Mishra, C.E. Lesher, and A.K. Mukherjee, Journal of the American Ceramic Society, Vol. 79 11, pp. 2989-2992 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.82"
                    }, 
                    {
                        "value": "3.30"
                    }, 
                    {
                        "value": "3.20"
                    }, 
                    {
                        "value": "3.58"
                    }, 
                    {
                        "value": "3.76"
                    }, 
                    {
                        "value": "3.96"
                    }, 
                    {
                        "value": "3.99"
                    }, 
                    {
                        "value": "3.99"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "+"
                            }, 
                            {
                                "value": "+"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Phases Present"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "923"
                            }, 
                            {
                                "value": "1023"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1123"
                            }, 
                            {
                                "value": "1173"
                            }, 
                            {
                                "value": "1223"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "1323"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Sintering Time"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-Pressure Sintering of Nanocrystalline $\\gamma$-Al2O3, R.S. Mishra, C.E. Lesher, and A.K. Mukherjee, Journal of the American Ceramic Society, Vol. 79 11, pp. 2989-2992 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "11", 
                        "value": "36"
                    }, 
                    {
                        "uncertainty": "25", 
                        "value": "43"
                    }, 
                    {
                        "uncertainty": "21", 
                        "value": "46"
                    }, 
                    {
                        "uncertainty": "17", 
                        "value": "45"
                    }, 
                    {
                        "uncertainty": "27", 
                        "value": "56"
                    }, 
                    {
                        "uncertainty": "34", 
                        "value": "93"
                    }, 
                    {
                        "uncertainty": "43", 
                        "value": "152"
                    }, 
                    {
                        "uncertainty": "40", 
                        "value": "193"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "+"
                            }, 
                            {
                                "value": "+"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Phases Present"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "923"
                            }, 
                            {
                                "value": "1023"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1123"
                            }, 
                            {
                                "value": "1173"
                            }, 
                            {
                                "value": "1223"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "1323"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Sintering Time"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-Pressure Sintering of Nanocrystalline $\\gamma$-Al2O3, R.S. Mishra, C.E. Lesher, and A.K. Mukherjee, Journal of the American Ceramic Society, Vol. 79 11, pp. 2989-2992 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.1", 
                        "value": "4.6"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "7.3"
                    }, 
                    {
                        "uncertainty": "0.7", 
                        "value": "10.7"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "15.2"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "21.8"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "23.6"
                    }, 
                    {
                        "uncertainty": "0.8", 
                        "value": "25.3"
                    }, 
                    {
                        "uncertainty": "0.9", 
                        "value": "23.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "+"
                            }, 
                            {
                                "value": "+"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Phases Present"
                    }, 
                    {
                        "units": "g cm$^{-3}$", 
                        "scalars": [
                            {
                                "value": "2.82"
                            }, 
                            {
                                "value": "3.30"
                            }, 
                            {
                                "value": "3.20"
                            }, 
                            {
                                "value": "3.58"
                            }, 
                            {
                                "value": "3.76"
                            }, 
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "3.99"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "uncertainty": "11", 
                                "value": "36"
                            }, 
                            {
                                "uncertainty": "25", 
                                "value": "43"
                            }, 
                            {
                                "uncertainty": "21", 
                                "value": "46"
                            }, 
                            {
                                "uncertainty": "17", 
                                "value": "45"
                            }, 
                            {
                                "uncertainty": "27", 
                                "value": "56"
                            }, 
                            {
                                "uncertainty": "34", 
                                "value": "93"
                            }, 
                            {
                                "uncertainty": "43", 
                                "value": "152"
                            }, 
                            {
                                "uncertainty": "40", 
                                "value": "193"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of SiC, AlN, and their Solid Solutions and Particulate Composites, R. Ruh, A. Zangvil, and J. Barlowe, American Ceramic Society Bulletin, Vol. 64 10, pp. 1368-1373 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "405"
                    }, 
                    {
                        "value": "427"
                    }, 
                    {
                        "value": "410"
                    }, 
                    {
                        "value": "424"
                    }, 
                    {
                        "value": "396"
                    }, 
                    {
                        "value": "421"
                    }, 
                    {
                        "value": "394"
                    }, 
                    {
                        "value": "394"
                    }, 
                    {
                        "value": "378"
                    }, 
                    {
                        "value": "379"
                    }, 
                    {
                        "value": "380"
                    }, 
                    {
                        "value": "361"
                    }, 
                    {
                        "value": "339"
                    }, 
                    {
                        "value": "287"
                    }, 
                    {
                        "value": "252"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "% / %", 
                        "scalars": [
                            {
                                "value": "100/0"
                            }
                        ], 
                        "name": "Composition SiC/AlN"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "20", 
                                "maximum": "200"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "15"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "15"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "600"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "15"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "200"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "15"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "20"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "8"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "4"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "8"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "5"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "4"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "4"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "5"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "2"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "5"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "5"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "5"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "3"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "2"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "2"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "5"
                            }
                        ], 
                        "name": "Pore Size"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.012"
                            }, 
                            {
                                "value": "0.013"
                            }, 
                            {
                                "value": "0.018"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.025"
                            }, 
                            {
                                "value": "0.027"
                            }, 
                            {
                                "value": "0.028"
                            }, 
                            {
                                "value": "0.043"
                            }, 
                            {
                                "value": "0.047"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.067"
                            }, 
                            {
                                "value": "0.075"
                            }, 
                            {
                                "value": "0.099"
                            }, 
                            {
                                "value": "0.141"
                            }, 
                            {
                                "value": "0.201"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of SiC, AlN, and their Solid Solutions and Particulate Composites, R. Ruh, A. Zangvil, and J. Barlowe, American Ceramic Society Bulletin, Vol. 64 10, pp. 1368-1373 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "321"
                    }, 
                    {
                        "value": "307"
                    }, 
                    {
                        "value": "281"
                    }, 
                    {
                        "value": "292"
                    }, 
                    {
                        "value": "266"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "261"
                    }, 
                    {
                        "value": "241"
                    }, 
                    {
                        "value": "234"
                    }, 
                    {
                        "value": "253"
                    }, 
                    {
                        "value": "251"
                    }, 
                    {
                        "value": "236"
                    }, 
                    {
                        "value": "205"
                    }, 
                    {
                        "value": "192"
                    }, 
                    {
                        "value": "161"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "% / %", 
                        "scalars": [
                            {
                                "value": "0/100"
                            }
                        ], 
                        "name": "Composition SiC/AlN"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "2", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "20"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "20"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "6"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "75"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "20"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "4"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "20"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "120"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "120"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "4"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "20"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "20"
                            }, 
                            {
                                "minimum": "10", 
                                "maximum": "125"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "2", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "3"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "20"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "20"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "8"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "50"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "5"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "6"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "120"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "120"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "20"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "20"
                            }, 
                            {
                                "minimum": "3", 
                                "maximum": "250"
                            }
                        ], 
                        "name": "Pore Size"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.005"
                            }, 
                            {
                                "value": "0.017"
                            }, 
                            {
                                "value": "0.041"
                            }, 
                            {
                                "value": "0.047"
                            }, 
                            {
                                "value": "0.054"
                            }, 
                            {
                                "value": "0.056"
                            }, 
                            {
                                "value": "0.060"
                            }, 
                            {
                                "value": "0.105"
                            }, 
                            {
                                "value": "0.129"
                            }, 
                            {
                                "value": "0.132"
                            }, 
                            {
                                "value": "0.140"
                            }, 
                            {
                                "value": "0.161"
                            }, 
                            {
                                "value": "0.184"
                            }, 
                            {
                                "value": "0.212"
                            }, 
                            {
                                "value": "0.239"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of SiC, AlN, and their Solid Solutions and Particulate Composites, R. Ruh, A. Zangvil, and J. Barlowe, American Ceramic Society Bulletin, Vol. 64 10, pp. 1368-1373 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "(1-x)SiC.xAlN(solidsolution)", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:AlN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "397"
                    }, 
                    {
                        "value": "379"
                    }, 
                    {
                        "value": "356"
                    }, 
                    {
                        "value": "374"
                    }, 
                    {
                        "value": "350"
                    }, 
                    {
                        "value": "332"
                    }, 
                    {
                        "value": "334"
                    }, 
                    {
                        "value": "318"
                    }, 
                    {
                        "value": "407"
                    }, 
                    {
                        "value": "401"
                    }, 
                    {
                        "value": "394"
                    }, 
                    {
                        "value": "391"
                    }, 
                    {
                        "value": "365"
                    }, 
                    {
                        "value": "353"
                    }, 
                    {
                        "value": "352"
                    }, 
                    {
                        "value": "350"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "% / %", 
                        "scalars": [
                            {
                                "value": "89.8/10.2"
                            }, 
                            {
                                "value": "75.2/24.8"
                            }, 
                            {
                                "value": "66.0/34.0"
                            }, 
                            {
                                "value": "63.1/36.9"
                            }, 
                            {
                                "value": "50.6/49.4"
                            }, 
                            {
                                "value": "40.6/59.4"
                            }, 
                            {
                                "value": "34.6/65.4"
                            }, 
                            {
                                "value": "20.2/79.8"
                            }, 
                            {
                                "value": "89.8/10.2"
                            }, 
                            {
                                "value": "75.2/24.8"
                            }, 
                            {
                                "value": "66.0/34.0"
                            }, 
                            {
                                "value": "63.1/36.9"
                            }, 
                            {
                                "value": "50.6/49.4"
                            }, 
                            {
                                "value": "40.6/59.4"
                            }, 
                            {
                                "value": "34.6/65.4"
                            }, 
                            {
                                "value": "20.2/79.8"
                            }
                        ], 
                        "name": "Composition SiC/AlN"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.008"
                            }, 
                            {
                                "value": "0.021"
                            }, 
                            {
                                "value": "0.035"
                            }, 
                            {
                                "value": "0.016"
                            }, 
                            {
                                "value": "0.015"
                            }, 
                            {
                                "value": "0.026"
                            }, 
                            {
                                "value": "0.022"
                            }, 
                            {
                                "value": "0.015"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of SiC, AlN, and their Solid Solutions and Particulate Composites, R. Ruh, A. Zangvil, and J. Barlowe, American Ceramic Society Bulletin, Vol. 64 10, pp. 1368-1373 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "(1-x)SiC.xAlN(two-phase)", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:AlN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "331"
                    }, 
                    {
                        "value": "284"
                    }, 
                    {
                        "value": "287"
                    }, 
                    {
                        "value": "285"
                    }, 
                    {
                        "value": "320"
                    }, 
                    {
                        "value": "349"
                    }, 
                    {
                        "value": "321"
                    }, 
                    {
                        "value": "313"
                    }, 
                    {
                        "value": "394"
                    }, 
                    {
                        "value": "396"
                    }, 
                    {
                        "value": "372"
                    }, 
                    {
                        "value": "375"
                    }, 
                    {
                        "value": "357"
                    }, 
                    {
                        "value": "371"
                    }, 
                    {
                        "value": "349"
                    }, 
                    {
                        "value": "338"
                    }, 
                    {
                        "value": "338"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "% / %", 
                        "scalars": [
                            {
                                "value": "90.0/10.0"
                            }, 
                            {
                                "value": "90.0/10.0"
                            }, 
                            {
                                "value": "83.3/16.7"
                            }, 
                            {
                                "value": "80.0/20.0"
                            }, 
                            {
                                "value": "75.0/25.0"
                            }, 
                            {
                                "value": "62.5/37.5"
                            }, 
                            {
                                "value": "50.0/50.0"
                            }, 
                            {
                                "value": "37.5/62.5"
                            }, 
                            {
                                "value": "25.0/75.0"
                            }, 
                            {
                                "value": "90.0/10.0"
                            }, 
                            {
                                "value": "90.0/10.0"
                            }, 
                            {
                                "value": "83.3/16.7"
                            }, 
                            {
                                "value": "80.0/20.0"
                            }, 
                            {
                                "value": "75.0/25.0"
                            }, 
                            {
                                "value": "62.5/37.5"
                            }, 
                            {
                                "value": "50.0/50.0"
                            }, 
                            {
                                "value": "37.5/62.5"
                            }, 
                            {
                                "value": "25.0/75.0"
                            }
                        ], 
                        "name": "Composition SiC/AlN"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.065"
                            }, 
                            {
                                "value": "0.065"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.108"
                            }, 
                            {
                                "value": "0.094"
                            }, 
                            {
                                "value": "0.058"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.021"
                            }, 
                            {
                                "value": "0.033"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Comparison of Thermal Conductivity Data for Partially Stabilized Zirconia with Values Derived from Thermal Diffusivity Results, R.K. Williams, J.B. Bates, R.S. Graves, D.L. McElroy, and F.J. Weaver, International Journal of Thermophysics, Vol. 9 4, pp. 587-598 (1988), published by Plenum Publishing Corporation."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nilcra Ceramics, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.78"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Comparison of Thermal Conductivity Data for Partially Stabilized Zirconia with Values Derived from Thermal Diffusivity Results, R.K. Williams, J.B. Bates, R.S. Graves, D.L. McElroy, and F.J. Weaver, International Journal of Thermophysics, Vol. 9 4, pp. 587-598 (1988), published by Plenum Publishing Corporation."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nilcra Ceramics, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.12"
                    }, 
                    {
                        "value": "2.96"
                    }, 
                    {
                        "value": "2.93"
                    }, 
                    {
                        "value": "2.85"
                    }, 
                    {
                        "value": "2.82"
                    }, 
                    {
                        "value": "2.63"
                    }, 
                    {
                        "value": "2.62"
                    }, 
                    {
                        "value": "2.55"
                    }, 
                    {
                        "value": "2.53"
                    }, 
                    {
                        "value": "2.48"
                    }, 
                    {
                        "value": "2.43"
                    }, 
                    {
                        "value": "2.36"
                    }, 
                    {
                        "value": "2.35"
                    }, 
                    {
                        "value": "2.34"
                    }, 
                    {
                        "value": "2.34"
                    }, 
                    {
                        "value": "2.43"
                    }, 
                    {
                        "value": "3.21"
                    }, 
                    {
                        "value": "3.16"
                    }, 
                    {
                        "value": "3.11"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Radial"
                            }, 
                            {
                                "value": "Radial"
                            }, 
                            {
                                "value": "Radial"
                            }, 
                            {
                                "value": "Radial"
                            }, 
                            {
                                "value": "Radial"
                            }, 
                            {
                                "value": "Radial"
                            }, 
                            {
                                "value": "Radial"
                            }, 
                            {
                                "value": "Radial"
                            }, 
                            {
                                "value": "Radial"
                            }, 
                            {
                                "value": "Radial"
                            }, 
                            {
                                "value": "Radial"
                            }, 
                            {
                                "value": "Radial"
                            }, 
                            {
                                "value": "Radial"
                            }, 
                            {
                                "value": "Radial"
                            }, 
                            {
                                "value": "Radial"
                            }, 
                            {
                                "value": "Radial"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }
                        ], 
                        "name": "Heat Flow Mode"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "404"
                            }, 
                            {
                                "value": "403"
                            }, 
                            {
                                "value": "506"
                            }, 
                            {
                                "value": "513"
                            }, 
                            {
                                "value": "612"
                            }, 
                            {
                                "value": "611"
                            }, 
                            {
                                "value": "705"
                            }, 
                            {
                                "value": "713"
                            }, 
                            {
                                "value": "808"
                            }, 
                            {
                                "value": "903"
                            }, 
                            {
                                "value": "1014"
                            }, 
                            {
                                "value": "1013"
                            }, 
                            {
                                "value": "1075"
                            }, 
                            {
                                "value": "1180"
                            }, 
                            {
                                "value": "1282"
                            }, 
                            {
                                "value": "305"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "355"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Corrosion of Silicon Nitride Ceramics in HF and HCl Solutions, M. Shimada and T. Sato, Ceramic Transactions, Vol. 10, pp. 355-365 (1989), edited by R.E. Tressler and M. McNallan, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "129"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN-0"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Corrosion of Silicon Nitride Ceramics in HF and HCl Solutions, M. Shimada and T. Sato, Ceramic Transactions, Vol. 10, pp. 355-365 (1989), edited by R.E. Tressler and M. McNallan, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "237"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN-1"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Corrosion of Silicon Nitride Ceramics in HF and HCl Solutions, M. Shimada and T. Sato, Ceramic Transactions, Vol. 10, pp. 355-365 (1989), edited by R.E. Tressler and M. McNallan, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "232"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN-2"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Corrosion of Silicon Nitride Ceramics in HF and HCl Solutions, M. Shimada and T. Sato, Ceramic Transactions, Vol. 10, pp. 355-365 (1989), edited by R.E. Tressler and M. McNallan, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "209"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN-3"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Corrosion of Silicon Nitride Ceramics in HF and HCl Solutions, M. Shimada and T. Sato, Ceramic Transactions, Vol. 10, pp. 355-365 (1989), edited by R.E. Tressler and M. McNallan, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "229"
                    }, 
                    {
                        "value": "181"
                    }, 
                    {
                        "value": "131"
                    }, 
                    {
                        "value": "70"
                    }, 
                    {
                        "value": "672"
                    }, 
                    {
                        "value": "489"
                    }, 
                    {
                        "value": "301"
                    }, 
                    {
                        "value": "260"
                    }, 
                    {
                        "value": "607"
                    }, 
                    {
                        "value": "343"
                    }, 
                    {
                        "value": "428"
                    }, 
                    {
                        "value": "272"
                    }, 
                    {
                        "value": "522"
                    }, 
                    {
                        "value": "549"
                    }, 
                    {
                        "value": "479"
                    }, 
                    {
                        "value": "426"
                    }, 
                    {
                        "value": "229"
                    }, 
                    {
                        "value": "228"
                    }, 
                    {
                        "value": "187"
                    }, 
                    {
                        "value": "173"
                    }, 
                    {
                        "value": "672"
                    }, 
                    {
                        "value": "596"
                    }, 
                    {
                        "value": "456"
                    }, 
                    {
                        "value": "434"
                    }, 
                    {
                        "value": "607"
                    }, 
                    {
                        "value": "572"
                    }, 
                    {
                        "value": "416"
                    }, 
                    {
                        "value": "303"
                    }, 
                    {
                        "value": "522"
                    }, 
                    {
                        "value": "517"
                    }, 
                    {
                        "value": "444"
                    }, 
                    {
                        "value": "311"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "47"
                            }, 
                            {
                                "value": "143"
                            }, 
                            {
                                "value": "239"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "46"
                            }, 
                            {
                                "value": "144"
                            }, 
                            {
                                "value": "238"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "47"
                            }, 
                            {
                                "value": "143"
                            }, 
                            {
                                "value": "238"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "46"
                            }, 
                            {
                                "value": "141"
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                            {
                                "value": "238"
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                            {
                                "value": "0"
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                            {
                                "value": "47"
                            }, 
                            {
                                "value": "144"
                            }, 
                            {
                                "value": "238"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "143"
                            }, 
                            {
                                "value": "238"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "143"
                            }, 
                            {
                                "value": "238"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "143"
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                            {
                                "value": "238"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
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                            {
                                "value": "SN-0"
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                            {
                                "value": "SN-0"
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                            {
                                "value": "SN-0"
                            }, 
                            {
                                "value": "SN-0"
                            }, 
                            {
                                "value": "SN-1"
                            }, 
                            {
                                "value": "SN-1"
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                            {
                                "value": "SN-1"
                            }, 
                            {
                                "value": "SN-1"
                            }, 
                            {
                                "value": "SN-2"
                            }, 
                            {
                                "value": "SN-2"
                            }, 
                            {
                                "value": "SN-2"
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                            {
                                "value": "SN-2"
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                            {
                                "value": "SN-3"
                            }, 
                            {
                                "value": "SN-3"
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                            {
                                "value": "SN-3"
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                            {
                                "value": "SN-3"
                            }, 
                            {
                                "value": "SN-0"
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                            {
                                "value": "SN-0"
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                            {
                                "value": "SN-0"
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                            {
                                "value": "SN-0"
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                            {
                                "value": "SN-1"
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                            {
                                "value": "SN-1"
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                            {
                                "value": "SN-1"
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                            {
                                "value": "SN-1"
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                            {
                                "value": "SN-2"
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                            {
                                "value": "SN-2"
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                            {
                                "value": "SN-2"
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                            {
                                "value": "SN-2"
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                            {
                                "value": "SN-3"
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                            {
                                "value": "SN-3"
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                            {
                                "value": "SN-3"
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                            {
                                "value": "SN-3"
                            }
                        ], 
                        "name": "Sample Number"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "HF"
                            }, 
                            {
                                "value": "HF"
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                            {
                                "value": "HF"
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                            {
                                "value": "HF"
                            }, 
                            {
                                "value": "HF"
                            }, 
                            {
                                "value": "HF"
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                            {
                                "value": "HF"
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                            {
                                "value": "HF"
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                            {
                                "value": "HF"
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                            {
                                "value": "HF"
                            }, 
                            {
                                "value": "HF"
                            }, 
                            {
                                "value": "HF"
                            }, 
                            {
                                "value": "HF"
                            }, 
                            {
                                "value": "HF"
                            }, 
                            {
                                "value": "HF"
                            }, 
                            {
                                "value": "HF"
                            }, 
                            {
                                "value": "HCL"
                            }, 
                            {
                                "value": "HCL"
                            }, 
                            {
                                "value": "HCL"
                            }, 
                            {
                                "value": "HCL"
                            }, 
                            {
                                "value": "HCL"
                            }, 
                            {
                                "value": "HCL"
                            }, 
                            {
                                "value": "HCL"
                            }, 
                            {
                                "value": "HCL"
                            }, 
                            {
                                "value": "HCL"
                            }, 
                            {
                                "value": "HCL"
                            }, 
                            {
                                "value": "HCL"
                            }, 
                            {
                                "value": "HCL"
                            }, 
                            {
                                "value": "HCL"
                            }, 
                            {
                                "value": "HCL"
                            }, 
                            {
                                "value": "HCL"
                            }, 
                            {
                                "value": "HCL"
                            }
                        ], 
                        "name": "Corrosion Environment"
                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Corrosion of Silicon Nitride Ceramics in HF and HCl Solutions, M. Shimada and T. Sato, Ceramic Transactions, Vol. 10, pp. 355-365 (1989), edited by R.E. Tressler and M. McNallan, published by American Ceramic Society."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
                    {
                        "value": "Si-N"
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            }, 
            {
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                ], 
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            }, 
            {
                "scalars": [
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                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN-0"
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                        "name": "Sample Number"
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                "name": "Fracture Toughness"
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        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Corrosion of Silicon Nitride Ceramics in HF and HCl Solutions, M. Shimada and T. Sato, Ceramic Transactions, Vol. 10, pp. 355-365 (1989), edited by R.E. Tressler and M. McNallan, published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
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                        "value": "Si-N"
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                ], 
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            {
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                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "6.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN-1"
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                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Corrosion of Silicon Nitride Ceramics in HF and HCl Solutions, M. Shimada and T. Sato, Ceramic Transactions, Vol. 10, pp. 355-365 (1989), edited by R.E. Tressler and M. McNallan, published by American Ceramic Society."
            }
        ], 
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            "Silicon nitride"
        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
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                        "value": "Si-N"
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            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "6.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN-2"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Corrosion of Silicon Nitride Ceramics in HF and HCl Solutions, M. Shimada and T. Sato, Ceramic Transactions, Vol. 10, pp. 355-365 (1989), edited by R.E. Tressler and M. McNallan, published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
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                    {
                        "value": "Si-N"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.7"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN-3"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Corrosion of Silicon Nitride Ceramics in HF and HCl Solutions, M. Shimada and T. Sato, Ceramic Transactions, Vol. 10, pp. 355-365 (1989), edited by R.E. Tressler and M. McNallan, published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
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                "citation": "Heat Capacities and Enthalpy Increments of the Metazirconates of Calcium, Strontium and Barium, M.E. Huntelaar, E.H.P. Cordfunke, and R.R. van der Laan, Thermochimica Acta, Vol. 274, pp. 101-111 (1996), published by Elsevier Science B.V.."
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                    }, 
                    {
                        "value": "670"
                    }, 
                    {
                        "value": "675"
                    }, 
                    {
                        "value": "679"
                    }, 
                    {
                        "value": "682"
                    }, 
                    {
                        "value": "686"
                    }, 
                    {
                        "value": "690"
                    }, 
                    {
                        "value": "693"
                    }, 
                    {
                        "value": "697"
                    }, 
                    {
                        "value": "700"
                    }, 
                    {
                        "value": "704"
                    }, 
                    {
                        "value": "707"
                    }, 
                    {
                        "value": "710"
                    }, 
                    {
                        "value": "711"
                    }, 
                    {
                        "value": "712"
                    }, 
                    {
                        "value": "719"
                    }, 
                    {
                        "value": "726"
                    }, 
                    {
                        "value": "731"
                    }, 
                    {
                        "value": "736"
                    }, 
                    {
                        "value": "740"
                    }, 
                    {
                        "value": "743"
                    }, 
                    {
                        "value": "746"
                    }, 
                    {
                        "value": "748"
                    }, 
                    {
                        "value": "751"
                    }, 
                    {
                        "value": "753"
                    }, 
                    {
                        "value": "755"
                    }, 
                    {
                        "value": "757"
                    }, 
                    {
                        "value": "759"
                    }, 
                    {
                        "value": "760"
                    }, 
                    {
                        "value": "761"
                    }, 
                    {
                        "value": "762"
                    }, 
                    {
                        "value": "764"
                    }, 
                    {
                        "value": "764"
                    }, 
                    {
                        "value": "765"
                    }, 
                    {
                        "value": "766"
                    }, 
                    {
                        "value": "767"
                    }, 
                    {
                        "value": "767"
                    }, 
                    {
                        "value": "768"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "360"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "420"
                            }, 
                            {
                                "value": "440"
                            }, 
                            {
                                "value": "460"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "520"
                            }, 
                            {
                                "value": "540"
                            }, 
                            {
                                "value": "560"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "620"
                            }, 
                            {
                                "value": "640"
                            }, 
                            {
                                "value": "660"
                            }, 
                            {
                                "value": "680"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "720"
                            }, 
                            {
                                "value": "740"
                            }, 
                            {
                                "value": "760"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "820"
                            }, 
                            {
                                "value": "840"
                            }, 
                            {
                                "value": "845"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "100.2"
                            }, 
                            {
                                "value": "102.6"
                            }, 
                            {
                                "value": "104.7"
                            }, 
                            {
                                "value": "106.5"
                            }, 
                            {
                                "value": "108.1"
                            }, 
                            {
                                "value": "109.6"
                            }, 
                            {
                                "value": "110.9"
                            }, 
                            {
                                "value": "112.1"
                            }, 
                            {
                                "value": "113.2"
                            }, 
                            {
                                "value": "114.3"
                            }, 
                            {
                                "value": "115.3"
                            }, 
                            {
                                "value": "116.2"
                            }, 
                            {
                                "value": "117.1"
                            }, 
                            {
                                "value": "117.9"
                            }, 
                            {
                                "value": "118.7"
                            }, 
                            {
                                "value": "119.5"
                            }, 
                            {
                                "value": "120.2"
                            }, 
                            {
                                "value": "121.0"
                            }, 
                            {
                                "value": "121.7"
                            }, 
                            {
                                "value": "122.3"
                            }, 
                            {
                                "value": "123.0"
                            }, 
                            {
                                "value": "123.7"
                            }, 
                            {
                                "value": "124.3"
                            }, 
                            {
                                "value": "124.9"
                            }, 
                            {
                                "value": "125.5"
                            }, 
                            {
                                "value": "126.2"
                            }, 
                            {
                                "value": "126.8"
                            }, 
                            {
                                "value": "127.3"
                            }, 
                            {
                                "value": "127.5"
                            }, 
                            {
                                "value": "127.6"
                            }, 
                            {
                                "value": "129.0"
                            }, 
                            {
                                "value": "130.1"
                            }, 
                            {
                                "value": "131.0"
                            }, 
                            {
                                "value": "131.9"
                            }, 
                            {
                                "value": "132.6"
                            }, 
                            {
                                "value": "133.2"
                            }, 
                            {
                                "value": "133.8"
                            }, 
                            {
                                "value": "134.2"
                            }, 
                            {
                                "value": "134.7"
                            }, 
                            {
                                "value": "135.1"
                            }, 
                            {
                                "value": "135.4"
                            }, 
                            {
                                "value": "135.7"
                            }, 
                            {
                                "value": "136.0"
                            }, 
                            {
                                "value": "136.2"
                            }, 
                            {
                                "value": "136.5"
                            }, 
                            {
                                "value": "136.7"
                            }, 
                            {
                                "value": "136.9"
                            }, 
                            {
                                "value": "137.0"
                            }, 
                            {
                                "value": "137.2"
                            }, 
                            {
                                "value": "137.3"
                            }, 
                            {
                                "value": "137.5"
                            }, 
                            {
                                "value": "137.6"
                            }, 
                            {
                                "value": "137.7"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Heat Capacities and Enthalpy Increments of the Metazirconates of Calcium, Strontium and Barium, M.E. Huntelaar, E.H.P. Cordfunke, and R.R. van der Laan, Thermochimica Acta, Vol. 274, pp. 101-111 (1996), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Strontium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SrZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sr-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "457"
                    }, 
                    {
                        "value": "466"
                    }, 
                    {
                        "value": "473"
                    }, 
                    {
                        "value": "480"
                    }, 
                    {
                        "value": "486"
                    }, 
                    {
                        "value": "492"
                    }, 
                    {
                        "value": "498"
                    }, 
                    {
                        "value": "503"
                    }, 
                    {
                        "value": "507"
                    }, 
                    {
                        "value": "511"
                    }, 
                    {
                        "value": "516"
                    }, 
                    {
                        "value": "520"
                    }, 
                    {
                        "value": "524"
                    }, 
                    {
                        "value": "528"
                    }, 
                    {
                        "value": "531"
                    }, 
                    {
                        "value": "535"
                    }, 
                    {
                        "value": "538"
                    }, 
                    {
                        "value": "542"
                    }, 
                    {
                        "value": "545"
                    }, 
                    {
                        "value": "548"
                    }, 
                    {
                        "value": "551"
                    }, 
                    {
                        "value": "555"
                    }, 
                    {
                        "value": "558"
                    }, 
                    {
                        "value": "561"
                    }, 
                    {
                        "value": "564"
                    }, 
                    {
                        "value": "567"
                    }, 
                    {
                        "value": "570"
                    }, 
                    {
                        "value": "573"
                    }, 
                    {
                        "value": "576"
                    }, 
                    {
                        "value": "579"
                    }, 
                    {
                        "value": "582"
                    }, 
                    {
                        "value": "585"
                    }, 
                    {
                        "value": "589"
                    }, 
                    {
                        "value": "595"
                    }, 
                    {
                        "value": "600"
                    }, 
                    {
                        "value": "604"
                    }, 
                    {
                        "value": "608"
                    }, 
                    {
                        "value": "612"
                    }, 
                    {
                        "value": "615"
                    }, 
                    {
                        "value": "618"
                    }, 
                    {
                        "value": "620"
                    }, 
                    {
                        "value": "622"
                    }, 
                    {
                        "value": "624"
                    }, 
                    {
                        "value": "626"
                    }, 
                    {
                        "value": "627"
                    }, 
                    {
                        "value": "629"
                    }, 
                    {
                        "value": "630"
                    }, 
                    {
                        "value": "631"
                    }, 
                    {
                        "value": "632"
                    }, 
                    {
                        "value": "633"
                    }, 
                    {
                        "value": "634"
                    }, 
                    {
                        "value": "635"
                    }, 
                    {
                        "value": "635"
                    }, 
                    {
                        "value": "636"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "360"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "420"
                            }, 
                            {
                                "value": "440"
                            }, 
                            {
                                "value": "460"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "520"
                            }, 
                            {
                                "value": "540"
                            }, 
                            {
                                "value": "560"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "620"
                            }, 
                            {
                                "value": "640"
                            }, 
                            {
                                "value": "660"
                            }, 
                            {
                                "value": "680"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "720"
                            }, 
                            {
                                "value": "740"
                            }, 
                            {
                                "value": "760"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "820"
                            }, 
                            {
                                "value": "840"
                            }, 
                            {
                                "value": "860"
                            }, 
                            {
                                "value": "880"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "920"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "103.6"
                            }, 
                            {
                                "value": "105.6"
                            }, 
                            {
                                "value": "107.4"
                            }, 
                            {
                                "value": "108.9"
                            }, 
                            {
                                "value": "110.3"
                            }, 
                            {
                                "value": "111.6"
                            }, 
                            {
                                "value": "112.9"
                            }, 
                            {
                                "value": "114.0"
                            }, 
                            {
                                "value": "115.0"
                            }, 
                            {
                                "value": "116.0"
                            }, 
                            {
                                "value": "117.0"
                            }, 
                            {
                                "value": "117.9"
                            }, 
                            {
                                "value": "118.8"
                            }, 
                            {
                                "value": "119.7"
                            }, 
                            {
                                "value": "120.5"
                            }, 
                            {
                                "value": "121.3"
                            }, 
                            {
                                "value": "122.1"
                            }, 
                            {
                                "value": "122.9"
                            }, 
                            {
                                "value": "123.6"
                            }, 
                            {
                                "value": "124.4"
                            }, 
                            {
                                "value": "125.1"
                            }, 
                            {
                                "value": "125.9"
                            }, 
                            {
                                "value": "126.6"
                            }, 
                            {
                                "value": "127.3"
                            }, 
                            {
                                "value": "128.0"
                            }, 
                            {
                                "value": "128.7"
                            }, 
                            {
                                "value": "129.4"
                            }, 
                            {
                                "value": "130.0"
                            }, 
                            {
                                "value": "130.7"
                            }, 
                            {
                                "value": "131.4"
                            }, 
                            {
                                "value": "132.1"
                            }, 
                            {
                                "value": "132.7"
                            }, 
                            {
                                "value": "133.6"
                            }, 
                            {
                                "value": "135.0"
                            }, 
                            {
                                "value": "136.1"
                            }, 
                            {
                                "value": "137.1"
                            }, 
                            {
                                "value": "138.0"
                            }, 
                            {
                                "value": "138.8"
                            }, 
                            {
                                "value": "139.5"
                            }, 
                            {
                                "value": "140.1"
                            }, 
                            {
                                "value": "140.6"
                            }, 
                            {
                                "value": "141.1"
                            }, 
                            {
                                "value": "141.5"
                            }, 
                            {
                                "value": "141.9"
                            }, 
                            {
                                "value": "142.2"
                            }, 
                            {
                                "value": "142.6"
                            }, 
                            {
                                "value": "142.8"
                            }, 
                            {
                                "value": "143.1"
                            }, 
                            {
                                "value": "143.3"
                            }, 
                            {
                                "value": "143.6"
                            }, 
                            {
                                "value": "143.8"
                            }, 
                            {
                                "value": "144.0"
                            }, 
                            {
                                "value": "144.1"
                            }, 
                            {
                                "value": "144.3"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Heat Capacities and Enthalpy Increments of the Metazirconates of Calcium, Strontium and Barium, M.E. Huntelaar, E.H.P. Cordfunke, and R.R. van der Laan, Thermochimica Acta, Vol. 274, pp. 101-111 (1996), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "369"
                    }, 
                    {
                        "value": "379"
                    }, 
                    {
                        "value": "388"
                    }, 
                    {
                        "value": "395"
                    }, 
                    {
                        "value": "401"
                    }, 
                    {
                        "value": "406"
                    }, 
                    {
                        "value": "411"
                    }, 
                    {
                        "value": "415"
                    }, 
                    {
                        "value": "419"
                    }, 
                    {
                        "value": "422"
                    }, 
                    {
                        "value": "425"
                    }, 
                    {
                        "value": "428"
                    }, 
                    {
                        "value": "431"
                    }, 
                    {
                        "value": "433"
                    }, 
                    {
                        "value": "435"
                    }, 
                    {
                        "value": "437"
                    }, 
                    {
                        "value": "439"
                    }, 
                    {
                        "value": "440"
                    }, 
                    {
                        "value": "442"
                    }, 
                    {
                        "value": "444"
                    }, 
                    {
                        "value": "445"
                    }, 
                    {
                        "value": "446"
                    }, 
                    {
                        "value": "448"
                    }, 
                    {
                        "value": "449"
                    }, 
                    {
                        "value": "450"
                    }, 
                    {
                        "value": "451"
                    }, 
                    {
                        "value": "452"
                    }, 
                    {
                        "value": "453"
                    }, 
                    {
                        "value": "455"
                    }, 
                    {
                        "value": "455"
                    }, 
                    {
                        "value": "456"
                    }, 
                    {
                        "value": "458"
                    }, 
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "462"
                    }, 
                    {
                        "value": "463"
                    }, 
                    {
                        "value": "465"
                    }, 
                    {
                        "value": "466"
                    }, 
                    {
                        "value": "466"
                    }, 
                    {
                        "value": "468"
                    }, 
                    {
                        "value": "468"
                    }, 
                    {
                        "value": "469"
                    }, 
                    {
                        "value": "469"
                    }, 
                    {
                        "value": "470"
                    }, 
                    {
                        "value": "470"
                    }, 
                    {
                        "value": "471"
                    }, 
                    {
                        "value": "471"
                    }, 
                    {
                        "value": "472"
                    }, 
                    {
                        "value": "472"
                    }, 
                    {
                        "value": "472"
                    }, 
                    {
                        "value": "473"
                    }, 
                    {
                        "value": "473"
                    }, 
                    {
                        "value": "473"
                    }, 
                    {
                        "value": "473"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "360"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "420"
                            }, 
                            {
                                "value": "440"
                            }, 
                            {
                                "value": "460"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "520"
                            }, 
                            {
                                "value": "540"
                            }, 
                            {
                                "value": "560"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "620"
                            }, 
                            {
                                "value": "640"
                            }, 
                            {
                                "value": "660"
                            }, 
                            {
                                "value": "680"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "720"
                            }, 
                            {
                                "value": "740"
                            }, 
                            {
                                "value": "760"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "820"
                            }, 
                            {
                                "value": "840"
                            }, 
                            {
                                "value": "860"
                            }, 
                            {
                                "value": "880"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "102.0"
                            }, 
                            {
                                "value": "104.8"
                            }, 
                            {
                                "value": "107.2"
                            }, 
                            {
                                "value": "109.2"
                            }, 
                            {
                                "value": "110.9"
                            }, 
                            {
                                "value": "112.4"
                            }, 
                            {
                                "value": "113.7"
                            }, 
                            {
                                "value": "114.9"
                            }, 
                            {
                                "value": "115.9"
                            }, 
                            {
                                "value": "116.8"
                            }, 
                            {
                                "value": "117.6"
                            }, 
                            {
                                "value": "118.4"
                            }, 
                            {
                                "value": "119.1"
                            }, 
                            {
                                "value": "119.7"
                            }, 
                            {
                                "value": "120.3"
                            }, 
                            {
                                "value": "120.8"
                            }, 
                            {
                                "value": "121.3"
                            }, 
                            {
                                "value": "121.8"
                            }, 
                            {
                                "value": "122.2"
                            }, 
                            {
                                "value": "122.7"
                            }, 
                            {
                                "value": "123.1"
                            }, 
                            {
                                "value": "123.4"
                            }, 
                            {
                                "value": "123.8"
                            }, 
                            {
                                "value": "124.1"
                            }, 
                            {
                                "value": "124.5"
                            }, 
                            {
                                "value": "124.8"
                            }, 
                            {
                                "value": "125.1"
                            }, 
                            {
                                "value": "125.4"
                            }, 
                            {
                                "value": "125.7"
                            }, 
                            {
                                "value": "125.9"
                            }, 
                            {
                                "value": "126.2"
                            }, 
                            {
                                "value": "126.8"
                            }, 
                            {
                                "value": "127.3"
                            }, 
                            {
                                "value": "127.8"
                            }, 
                            {
                                "value": "128.1"
                            }, 
                            {
                                "value": "128.5"
                            }, 
                            {
                                "value": "128.8"
                            }, 
                            {
                                "value": "129.0"
                            }, 
                            {
                                "value": "129.3"
                            }, 
                            {
                                "value": "129.5"
                            }, 
                            {
                                "value": "129.7"
                            }, 
                            {
                                "value": "129.8"
                            }, 
                            {
                                "value": "130.0"
                            }, 
                            {
                                "value": "130.1"
                            }, 
                            {
                                "value": "130.2"
                            }, 
                            {
                                "value": "130.3"
                            }, 
                            {
                                "value": "130.4"
                            }, 
                            {
                                "value": "130.5"
                            }, 
                            {
                                "value": "130.6"
                            }, 
                            {
                                "value": "130.7"
                            }, 
                            {
                                "value": "130.8"
                            }, 
                            {
                                "value": "130.8"
                            }, 
                            {
                                "value": "130.9"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Yttria Stabilized Zirconia/Silicon Carbide Nanocomposites, N. Bamba, Y.H. Choa, T. Sekino, and K. Niihara, Journal of the European Ceramic Society, Vol. 18 6, pp. 693-699 (1998), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Zirconia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3.ySiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "203"
                    }, 
                    {
                        "value": "259"
                    }, 
                    {
                        "value": "306"
                    }, 
                    {
                        "value": "539"
                    }, 
                    {
                        "value": "346"
                    }, 
                    {
                        "value": "319"
                    }, 
                    {
                        "value": "540"
                    }, 
                    {
                        "value": "477"
                    }, 
                    {
                        "value": "602"
                    }, 
                    {
                        "value": "750"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "59"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "9.2"
                            }, 
                            {
                                "value": "9.2"
                            }, 
                            {
                                "value": "8.7"
                            }, 
                            {
                                "value": "6.9"
                            }, 
                            {
                                "value": "3.1"
                            }, 
                            {
                                "value": "2.6"
                            }
                        ], 
                        "name": "Largest Grain Size"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Yttria Stabilized Zirconia/Silicon Carbide Nanocomposites, N. Bamba, Y.H. Choa, T. Sekino, and K. Niihara, Journal of the European Ceramic Society, Vol. 18 6, pp. 693-699 (1998), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Zirconia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3.ySiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "7.1"
                            }, 
                            {
                                "value": "11.9"
                            }, 
                            {
                                "value": "22.9"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.9"
                            }, 
                            {
                                "value": "2.9"
                            }, 
                            {
                                "value": "0.9"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.2"
                            }
                        ], 
                        "name": "Average Grain Size"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Yttria Stabilized Zirconia/Silicon Carbide Nanocomposites, N. Bamba, Y.H. Choa, T. Sekino, and K. Niihara, Journal of the European Ceramic Society, Vol. 18 6, pp. 693-699 (1998), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Zirconia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3.ySiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.2"
                    }, 
                    {
                        "value": "0.8"
                    }, 
                    {
                        "value": "1.1"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "5.7"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "6.3"
                    }, 
                    {
                        "value": "6.7"
                    }, 
                    {
                        "value": "7.1"
                    }, 
                    {
                        "value": "7.3"
                    }, 
                    {
                        "value": "7.5"
                    }, 
                    {
                        "value": "8.0"
                    }, 
                    {
                        "value": "8.9"
                    }, 
                    {
                        "value": "9.1"
                    }, 
                    {
                        "value": "9.5"
                    }, 
                    {
                        "value": "9.9"
                    }, 
                    {
                        "value": "10.1"
                    }, 
                    {
                        "value": "10.3"
                    }, 
                    {
                        "value": "10.9"
                    }, 
                    {
                        "value": "11.0"
                    }, 
                    {
                        "value": "11.3"
                    }, 
                    {
                        "value": "11.9"
                    }, 
                    {
                        "value": "12.4"
                    }, 
                    {
                        "value": "13.1"
                    }, 
                    {
                        "value": "13.5"
                    }, 
                    {
                        "value": "13.8"
                    }, 
                    {
                        "value": "14.2"
                    }, 
                    {
                        "value": "14.8"
                    }, 
                    {
                        "value": "15.4"
                    }, 
                    {
                        "value": "16.0"
                    }, 
                    {
                        "value": "16.6"
                    }, 
                    {
                        "value": "18.4"
                    }, 
                    {
                        "value": "24.2"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "0.2"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "value": "0.9"
                    }, 
                    {
                        "value": "0.9"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "7.8"
                    }, 
                    {
                        "value": "8.8"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "0.4"
                    }, 
                    {
                        "value": "0.6"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "6.5"
                    }, 
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "7.3"
                    }, 
                    {
                        "value": "7.7"
                    }, 
                    {
                        "value": "8.1"
                    }, 
                    {
                        "value": "8.9"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "0.2"
                    }, 
                    {
                        "value": "0.4"
                    }, 
                    {
                        "value": "1.0"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "0.96"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "3.9"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "3.6"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "3.8"
                            }, 
                            {
                                "value": "2.9"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "Average"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "3.3"
                            }, 
                            {
                                "value": "3.7"
                            }, 
                            {
                                "value": "6.4"
                            }, 
                            {
                                "value": "8.1"
                            }, 
                            {
                                "value": "9.3"
                            }, 
                            {
                                "value": "8.3"
                            }, 
                            {
                                "value": "6.6"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "6.2"
                            }, 
                            {
                                "value": "3.3"
                            }, 
                            {
                                "value": "4.5"
                            }, 
                            {
                                "value": "2.2"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "Average"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "4.4"
                            }, 
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "2.9"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "13.0"
                            }, 
                            {
                                "value": "8.8"
                            }, 
                            {
                                "value": "10.5"
                            }, 
                            {
                                "value": "6.1"
                            }, 
                            {
                                "value": "3.6"
                            }, 
                            {
                                "value": "2.9"
                            }, 
                            {
                                "value": "3.6"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "1.7"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "Average"
                            }, 
                            {
                                "value": "3.8"
                            }, 
                            {
                                "value": "12.8"
                            }, 
                            {
                                "value": "21.2"
                            }, 
                            {
                                "value": "20.0"
                            }, 
                            {
                                "value": "16.8"
                            }, 
                            {
                                "value": "10.5"
                            }, 
                            {
                                "value": "7.6"
                            }, 
                            {
                                "value": "4.6"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "Average"
                            }
                        ], 
                        "name": "Relative Frequency"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Oxidation Behaviour of HIPed Hafnium Nitride Ceramics, M. Desmaison-Brut, J. Montintin, F. Valin and M. Boncoeur, Journal of the European Ceramic Society, Vol. 13, pp. 379-386 (1994), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Hafnium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "11.5"
                    }, 
                    {
                        "value": "11.6"
                    }, 
                    {
                        "value": "12.0"
                    }, 
                    {
                        "value": "12.6"
                    }, 
                    {
                        "value": "12.7"
                    }, 
                    {
                        "value": "12.8"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1630"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1920"
                            }, 
                            {
                                "value": "1950"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Oxidation Behaviour of HIPed Hafnium Nitride Ceramics, M. Desmaison-Brut, J. Montintin, F. Valin and M. Boncoeur, Journal of the European Ceramic Society, Vol. 13, pp. 379-386 (1994), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Hafnium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "240"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "4.9"
                            }, 
                            {
                                "value": "5.7"
                            }, 
                            {
                                "value": "12.8"
                            }, 
                            {
                                "value": "14.4"
                            }
                        ], 
                        "name": "Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Oxidation Behaviour of HIPed Hafnium Nitride Ceramics, M. Desmaison-Brut, J. Montintin, F. Valin and M. Boncoeur, Journal of the European Ceramic Society, Vol. 13, pp. 379-386 (1994), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Hafnium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "344"
                    }, 
                    {
                        "value": "344"
                    }, 
                    {
                        "value": "339"
                    }, 
                    {
                        "value": "276"
                    }, 
                    {
                        "value": "243"
                    }, 
                    {
                        "value": "228"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "4.8"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.7"
                            }, 
                            {
                                "value": "10.9"
                            }, 
                            {
                                "value": "12.8"
                            }, 
                            {
                                "value": "14.3"
                            }
                        ], 
                        "name": "Porosity"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Oxidation Behaviour of HIPed Hafnium Nitride Ceramics, M. Desmaison-Brut, J. Montintin, F. Valin and M. Boncoeur, Journal of the European Ceramic Society, Vol. 13, pp. 379-386 (1994), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Hafnium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.1"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "4.7"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "5.7"
                            }, 
                            {
                                "value": "10.9"
                            }, 
                            {
                                "value": "12.8"
                            }, 
                            {
                                "value": "14.4"
                            }
                        ], 
                        "name": "Porosity"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Oxidation Behaviour of HIPed Hafnium Nitride Ceramics, M. Desmaison-Brut, J. Montintin, F. Valin and M. Boncoeur, Journal of the European Ceramic Society, Vol. 13, pp. 379-386 (1994), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Hafnium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "14.0"
                    }, 
                    {
                        "value": "14.0"
                    }, 
                    {
                        "value": "14.2"
                    }, 
                    {
                        "value": "12.8"
                    }, 
                    {
                        "value": "10.5"
                    }, 
                    {
                        "value": "8.4"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.8"
                            }, 
                            {
                                "value": "10.8"
                            }, 
                            {
                                "value": "12.9"
                            }, 
                            {
                                "value": "14.4"
                            }
                        ], 
                        "name": "Porosity"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity, Heat Capacity and Thermal Conductivity of Porous Partially Stabilized Zirconia, M.V. Swain, L.F. Johnson, R. Syed, and D.P.H. Hasselman, Journal of Materials Science Letters, Vol. 5, pp. 799-802 (1986), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.56"
                    }, 
                    {
                        "value": "5.13"
                    }, 
                    {
                        "value": "4.75"
                    }, 
                    {
                        "value": "4.42"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Cold Pressing Pressure"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Sintering Time"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "24"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity, Heat Capacity and Thermal Conductivity of Porous Partially Stabilized Zirconia, M.V. Swain, L.F. Johnson, R. Syed, and D.P.H. Hasselman, Journal of Materials Science Letters, Vol. 5, pp. 799-802 (1986), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "475"
                    }, 
                    {
                        "value": "527"
                    }, 
                    {
                        "value": "566"
                    }, 
                    {
                        "value": "592"
                    }, 
                    {
                        "value": "612"
                    }, 
                    {
                        "value": "629"
                    }, 
                    {
                        "value": "642"
                    }, 
                    {
                        "value": "475"
                    }, 
                    {
                        "value": "524"
                    }, 
                    {
                        "value": "562"
                    }, 
                    {
                        "value": "587"
                    }, 
                    {
                        "value": "606"
                    }, 
                    {
                        "value": "623"
                    }, 
                    {
                        "value": "636"
                    }, 
                    {
                        "value": "477"
                    }, 
                    {
                        "value": "530"
                    }, 
                    {
                        "value": "570"
                    }, 
                    {
                        "value": "595"
                    }, 
                    {
                        "value": "615"
                    }, 
                    {
                        "value": "630"
                    }, 
                    {
                        "value": "643"
                    }, 
                    {
                        "value": "480"
                    }, 
                    {
                        "value": "513"
                    }, 
                    {
                        "value": "571"
                    }, 
                    {
                        "value": "597"
                    }, 
                    {
                        "value": "617"
                    }, 
                    {
                        "value": "634"
                    }, 
                    {
                        "value": "649"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "5.56"
                            }, 
                            {
                                "value": "5.56"
                            }, 
                            {
                                "value": "5.56"
                            }, 
                            {
                                "value": "5.56"
                            }, 
                            {
                                "value": "5.56"
                            }, 
                            {
                                "value": "5.56"
                            }, 
                            {
                                "value": "5.56"
                            }, 
                            {
                                "value": "5.13"
                            }, 
                            {
                                "value": "5.13"
                            }, 
                            {
                                "value": "5.13"
                            }, 
                            {
                                "value": "5.13"
                            }, 
                            {
                                "value": "5.13"
                            }, 
                            {
                                "value": "5.13"
                            }, 
                            {
                                "value": "5.13"
                            }, 
                            {
                                "value": "4.75"
                            }, 
                            {
                                "value": "4.75"
                            }, 
                            {
                                "value": "4.75"
                            }, 
                            {
                                "value": "4.75"
                            }, 
                            {
                                "value": "4.75"
                            }, 
                            {
                                "value": "4.75"
                            }, 
                            {
                                "value": "4.75"
                            }, 
                            {
                                "value": "4.42"
                            }, 
                            {
                                "value": "4.42"
                            }, 
                            {
                                "value": "4.42"
                            }, 
                            {
                                "value": "4.42"
                            }, 
                            {
                                "value": "4.42"
                            }, 
                            {
                                "value": "4.42"
                            }, 
                            {
                                "value": "4.42"
                            }
                        ], 
                        "name": "Sintered Density"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity, Heat Capacity and Thermal Conductivity of Porous Partially Stabilized Zirconia, M.V. Swain, L.F. Johnson, R. Syed, and D.P.H. Hasselman, Journal of Materials Science Letters, Vol. 5, pp. 799-802 (1986), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0113"
                    }, 
                    {
                        "value": "0.0072"
                    }, 
                    {
                        "value": "0.0068"
                    }, 
                    {
                        "value": "0.0063"
                    }, 
                    {
                        "value": "0.0062"
                    }, 
                    {
                        "value": "0.0058"
                    }, 
                    {
                        "value": "0.0058"
                    }, 
                    {
                        "value": "0.0057"
                    }, 
                    {
                        "value": "0.0056"
                    }, 
                    {
                        "value": "0.0101"
                    }, 
                    {
                        "value": "0.0066"
                    }, 
                    {
                        "value": "0.0063"
                    }, 
                    {
                        "value": "0.0058"
                    }, 
                    {
                        "value": "0.0056"
                    }, 
                    {
                        "value": "0.0051"
                    }, 
                    {
                        "value": "0.0053"
                    }, 
                    {
                        "value": "0.0050"
                    }, 
                    {
                        "value": "0.0049"
                    }, 
                    {
                        "value": "0.0093"
                    }, 
                    {
                        "value": "0.0061"
                    }, 
                    {
                        "value": "0.0059"
                    }, 
                    {
                        "value": "0.0055"
                    }, 
                    {
                        "value": "0.0052"
                    }, 
                    {
                        "value": "0.0047"
                    }, 
                    {
                        "value": "0.0047"
                    }, 
                    {
                        "value": "0.0047"
                    }, 
                    {
                        "value": "0.0045"
                    }, 
                    {
                        "value": "0.0087"
                    }, 
                    {
                        "value": "0.0058"
                    }, 
                    {
                        "value": "0.0055"
                    }, 
                    {
                        "value": "0.0053"
                    }, 
                    {
                        "value": "0.0051"
                    }, 
                    {
                        "value": "0.0047"
                    }, 
                    {
                        "value": "0.0046"
                    }, 
                    {
                        "value": "0.0045"
                    }, 
                    {
                        "value": "0.0045"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "5.56"
                            }, 
                            {
                                "value": "5.56"
                            }, 
                            {
                                "value": "5.56"
                            }, 
                            {
                                "value": "5.56"
                            }, 
                            {
                                "value": "5.56"
                            }, 
                            {
                                "value": "5.56"
                            }, 
                            {
                                "value": "5.56"
                            }, 
                            {
                                "value": "5.56"
                            }, 
                            {
                                "value": "5.56"
                            }, 
                            {
                                "value": "5.13"
                            }, 
                            {
                                "value": "5.13"
                            }, 
                            {
                                "value": "5.13"
                            }, 
                            {
                                "value": "5.13"
                            }, 
                            {
                                "value": "5.13"
                            }, 
                            {
                                "value": "5.13"
                            }, 
                            {
                                "value": "5.13"
                            }, 
                            {
                                "value": "5.13"
                            }, 
                            {
                                "value": "5.13"
                            }, 
                            {
                                "value": "4.75"
                            }, 
                            {
                                "value": "4.75"
                            }, 
                            {
                                "value": "4.75"
                            }, 
                            {
                                "value": "4.75"
                            }, 
                            {
                                "value": "4.75"
                            }, 
                            {
                                "value": "4.75"
                            }, 
                            {
                                "value": "4.75"
                            }, 
                            {
                                "value": "4.75"
                            }, 
                            {
                                "value": "4.75"
                            }, 
                            {
                                "value": "4.42"
                            }, 
                            {
                                "value": "4.42"
                            }, 
                            {
                                "value": "4.42"
                            }, 
                            {
                                "value": "4.42"
                            }, 
                            {
                                "value": "4.42"
                            }, 
                            {
                                "value": "4.42"
                            }, 
                            {
                                "value": "4.42"
                            }, 
                            {
                                "value": "4.42"
                            }, 
                            {
                                "value": "4.42"
                            }
                        ], 
                        "name": "Sintered Density"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Unlubricated Sliding Friction and Wear of Various Si3N4 Pairs Between 22 \u00b0C and 1000 \u00b0C, A. Skopp, M. Woydt, and K.H. Habig, Tribology International, Vol. 23 3, pp. 189-199 (1990), published by Butterworth-Heinemann Ltd."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Feldmuhle AG"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "ND200"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Si3N4"
                    }, 
                    {
                        "value": "SiO2"
                    }, 
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "Y2O3"
                    }, 
                    {
                        "value": "MgO"
                    }, 
                    {
                        "value": "CaO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "78.99"
                            }, 
                            {
                                "value": "6.825"
                            }, 
                            {
                                "value": "3.97"
                            }, 
                            {
                                "value": "10.16"
                            }, 
                            {
                                "value": "0.008"
                            }, 
                            {
                                "value": "0.047"
                            }
                        ], 
                        "name": "Mass Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Unlubricated Sliding Friction and Wear of Various Si3N4 Pairs Between 22 \u00b0C and 1000 \u00b0C, A. Skopp, M. Woydt, and K.H. Habig, Tribology International, Vol. 23 3, pp. 189-199 (1990), published by Butterworth-Heinemann Ltd."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Feldmuhle AG"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "ND200"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.27"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Unlubricated Sliding Friction and Wear of Various Si3N4 Pairs Between 22 \u00b0C and 1000 \u00b0C, A. Skopp, M. Woydt, and K.H. Habig, Tribology International, Vol. 23 3, pp. 189-199 (1990), published by Butterworth-Heinemann Ltd."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Feldmuhle AG"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "ND200"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "280"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Unlubricated Sliding Friction and Wear of Various Si3N4 Pairs Between 22 \u00b0C and 1000 \u00b0C, A. Skopp, M. Woydt, and K.H. Habig, Tribology International, Vol. 23 3, pp. 189-199 (1990), published by Butterworth-Heinemann Ltd."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Feldmuhle AG"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "ND200"
                    }
                ], 
                "name": "Commercial Name"
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            {
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                            {
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                                "value": "800"
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                                "value": "800"
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                                "value": "800"
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                            {
                                "value": "1000"
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        ]
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                    {
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            {
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                "citation": "Unlubricated Sliding Friction and Wear of Various Si3N4 Pairs Between 22 \u00b0C and 1000 \u00b0C, A. Skopp, M. Woydt, and K.H. Habig, Tribology International, Vol. 23 3, pp. 189-199 (1990), published by Butterworth-Heinemann Ltd."
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                            {
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                            {
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                "citation": "Unlubricated Sliding Friction and Wear of Various Si3N4 Pairs Between 22 \u00b0C and 1000 \u00b0C, A. Skopp, M. Woydt, and K.H. Habig, Tribology International, Vol. 23 3, pp. 189-199 (1990), published by Butterworth-Heinemann Ltd."
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                        "value": "Y2O3"
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                "citation": "Unlubricated Sliding Friction and Wear of Various Si3N4 Pairs Between 22 \u00b0C and 1000 \u00b0C, A. Skopp, M. Woydt, and K.H. Habig, Tribology International, Vol. 23 3, pp. 189-199 (1990), published by Butterworth-Heinemann Ltd."
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                "citation": "Unlubricated Sliding Friction and Wear of Various Si3N4 Pairs Between 22 \u00b0C and 1000 \u00b0C, A. Skopp, M. Woydt, and K.H. Habig, Tribology International, Vol. 23 3, pp. 189-199 (1990), published by Butterworth-Heinemann Ltd."
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                "citation": "Youngs Modulus, Strength and Fracture Toughness as a Function of Density of In Situ Toughened Silicon Nitride with 4 wt% Scandia, S.R. Choi, W.A. Sanders, J.A. Salem, and V. Tikare, Journal of Materials Science Letters, Vol. 14, pp. 276-278 (1995), published by Chapman and Hall."
            }
        ], 
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            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xSc2O3", 
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            {
                "scalars": [
                    {
                        "value": "Si-N:Sc"
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                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
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                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "292"
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                    {
                        "value": "293"
                    }, 
                    {
                        "value": "295"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "298"
                    }, 
                    {
                        "value": "297"
                    }, 
                    {
                        "value": "298"
                    }, 
                    {
                        "value": "298"
                    }, 
                    {
                        "value": "298"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "301"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "301"
                    }, 
                    {
                        "value": "301"
                    }, 
                    {
                        "value": "303"
                    }, 
                    {
                        "value": "304"
                    }, 
                    {
                        "value": "306"
                    }, 
                    {
                        "value": "311"
                    }, 
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "313"
                    }, 
                    {
                        "value": "310"
                    }
                ], 
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                "conditions": [
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.104"
                            }, 
                            {
                                "value": "3.102"
                            }, 
                            {
                                "value": "3.117"
                            }, 
                            {
                                "value": "3.117"
                            }, 
                            {
                                "value": "3.120"
                            }, 
                            {
                                "value": "3.122"
                            }, 
                            {
                                "value": "3.126"
                            }, 
                            {
                                "value": "3.127"
                            }, 
                            {
                                "value": "3.136"
                            }, 
                            {
                                "value": "3.129"
                            }, 
                            {
                                "value": "3.133"
                            }, 
                            {
                                "value": "3.135"
                            }, 
                            {
                                "value": "3.137"
                            }, 
                            {
                                "value": "3.134"
                            }, 
                            {
                                "value": "3.137"
                            }, 
                            {
                                "value": "3.140"
                            }, 
                            {
                                "value": "3.149"
                            }, 
                            {
                                "value": "3.142"
                            }, 
                            {
                                "value": "3.159"
                            }, 
                            {
                                "value": "3.167"
                            }, 
                            {
                                "value": "3.169"
                            }
                        ], 
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                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Youngs Modulus, Strength and Fracture Toughness as a Function of Density of In Situ Toughened Silicon Nitride with 4 wt% Scandia, S.R. Choi, W.A. Sanders, J.A. Salem, and V. Tikare, Journal of Materials Science Letters, Vol. 14, pp. 276-278 (1995), published by Chapman and Hall."
            }
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
                    {
                        "value": "Si-N:Sc"
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                ], 
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            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
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                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "347"
                    }, 
                    {
                        "value": "384"
                    }, 
                    {
                        "value": "395"
                    }, 
                    {
                        "value": "534"
                    }, 
                    {
                        "value": "645"
                    }, 
                    {
                        "value": "665"
                    }, 
                    {
                        "value": "679"
                    }, 
                    {
                        "value": "685"
                    }, 
                    {
                        "value": "692"
                    }, 
                    {
                        "value": "735"
                    }, 
                    {
                        "value": "757"
                    }, 
                    {
                        "value": "773"
                    }, 
                    {
                        "value": "773"
                    }, 
                    {
                        "value": "788"
                    }, 
                    {
                        "value": "829"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.117"
                            }, 
                            {
                                "value": "3.097"
                            }, 
                            {
                                "value": "3.145"
                            }, 
                            {
                                "value": "3.110"
                            }, 
                            {
                                "value": "3.131"
                            }, 
                            {
                                "value": "3.166"
                            }, 
                            {
                                "value": "3.183"
                            }, 
                            {
                                "value": "3.178"
                            }, 
                            {
                                "value": "3.186"
                            }, 
                            {
                                "value": "3.160"
                            }, 
                            {
                                "value": "3.180"
                            }, 
                            {
                                "value": "3.167"
                            }, 
                            {
                                "value": "3.166"
                            }, 
                            {
                                "value": "3.199"
                            }, 
                            {
                                "value": "3.193"
                            }
                        ], 
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                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
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                "name": "Sintering"
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                "citation": "Youngs Modulus, Strength and Fracture Toughness as a Function of Density of In Situ Toughened Silicon Nitride with 4 wt% Scandia, S.R. Choi, W.A. Sanders, J.A. Salem, and V. Tikare, Journal of Materials Science Letters, Vol. 14, pp. 276-278 (1995), published by Chapman and Hall."
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                "scalars": [
                    {
                        "value": "Si-N:Sc"
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                        "value": "Polycrystalline"
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                        "value": "2.3"
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                    {
                        "value": "3.6"
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                        "value": "3.9"
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                    {
                        "value": "7.3"
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                    {
                        "value": "3.2"
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                    {
                        "value": "3.1"
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                    {
                        "value": "3.6"
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                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "6.7"
                    }, 
                    {
                        "value": "8.2"
                    }, 
                    {
                        "value": "9.5"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.6"
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                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "5.3"
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                    {
                        "value": "6.8"
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                    {
                        "value": "7.2"
                    }, 
                    {
                        "value": "7.3"
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                    {
                        "value": "7.5"
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                    {
                        "value": "7.9"
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                    {
                        "value": "6.7"
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                    {
                        "value": "6.4"
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                    {
                        "value": "6.0"
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                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "SEPB"
                            }, 
                            {
                                "value": "SEPB"
                            }, 
                            {
                                "value": "SEPB"
                            }, 
                            {
                                "value": "SEPB"
                            }, 
                            {
                                "value": "SEPB"
                            }, 
                            {
                                "value": "SEPB"
                            }, 
                            {
                                "value": "SEPB"
                            }, 
                            {
                                "value": "SEPB"
                            }, 
                            {
                                "value": "SEPB"
                            }, 
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IS"
                            }
                        ], 
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                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.108"
                            }, 
                            {
                                "value": "3.131"
                            }, 
                            {
                                "value": "3.167"
                            }, 
                            {
                                "value": "3.173"
                            }, 
                            {
                                "value": "3.193"
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                            {
                                "value": "3.109"
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                            {
                                "value": "3.130"
                            }, 
                            {
                                "value": "3.132"
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                            {
                                "value": "3.168"
                            }, 
                            {
                                "value": "3.168"
                            }, 
                            {
                                "value": "3.173"
                            }, 
                            {
                                "value": "3.173"
                            }, 
                            {
                                "value": "3.194"
                            }, 
                            {
                                "value": "3.193"
                            }, 
                            {
                                "value": "3.109"
                            }, 
                            {
                                "value": "3.108"
                            }, 
                            {
                                "value": "3.118"
                            }, 
                            {
                                "value": "3.128"
                            }, 
                            {
                                "value": "3.128"
                            }, 
                            {
                                "value": "3.128"
                            }, 
                            {
                                "value": "3.118"
                            }, 
                            {
                                "value": "3.118"
                            }, 
                            {
                                "value": "3.140"
                            }, 
                            {
                                "value": "3.141"
                            }, 
                            {
                                "value": "3.140"
                            }, 
                            {
                                "value": "3.148"
                            }, 
                            {
                                "value": "3.148"
                            }, 
                            {
                                "value": "3.149"
                            }, 
                            {
                                "value": "3.167"
                            }, 
                            {
                                "value": "3.166"
                            }, 
                            {
                                "value": "3.166"
                            }
                        ], 
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                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
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        ], 
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            {
                "citation": "Influence of $\\alpha$-Al2O3 and Na-$\\beta$-Al2O3 Additions on the Strength of Y2O3\u00b7Partially-Stabilized ZrO2, G.R. Liu, X.N. Huang, and P.S. Nicholson, American Ceramic Society Bulletin, Vol. 71 1, pp. 110-115 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Y2O3"
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                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.5"
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                        ], 
                        "name": "Sintering Aid Molar Fraction"
                    }
                ], 
                "name": "Sintering Aid"
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        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
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        ], 
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            {
                "citation": "Influence of $\\alpha$-Al2O3 and Na-$\\beta$-Al2O3 Additions on the Strength of Y2O3\u00b7Partially-Stabilized ZrO2, G.R. Liu, X.N. Huang, and P.S. Nicholson, American Ceramic Society Bulletin, Vol. 71 1, pp. 110-115 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "1100"
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                    {
                        "value": "630"
                    }, 
                    {
                        "value": "350"
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                    {
                        "value": "220"
                    }, 
                    {
                        "value": "60"
                    }
                ], 
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                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "20"
                            }, 
                            {
                                "value": "600"
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                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of $\\beta$-Al2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
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                        ], 
                        "name": "Volume Fraction of $\\gamma$-Al2O3"
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                ], 
                "name": "Flexural Strength"
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        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Influence of $\\alpha$-Al2O3 and Na-$\\beta$-Al2O3 Additions on the Strength of Y2O3\u00b7Partially-Stabilized ZrO2, G.R. Liu, X.N. Huang, and P.S. Nicholson, American Ceramic Society Bulletin, Vol. 71 1, pp. 110-115 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.wY2O3.x$\\gamma$-Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
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            }, 
            {
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                        "value": "Y2O3"
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                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "(100-x)$\\cdot$0.975"
                            }, 
                            {
                                "value": "(100-x)$\\cdot$0.025"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Mole Fraction of Phase"
                    }
                ], 
                "name": "Phase"
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        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
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        ], 
        "references": [
            {
                "citation": "Influence of $\\alpha$-Al2O3 and Na-$\\beta$-Al2O3 Additions on the Strength of Y2O3\u00b7Partially-Stabilized ZrO2, G.R. Liu, X.N. Huang, and P.S. Nicholson, American Ceramic Society Bulletin, Vol. 71 1, pp. 110-115 (1992), published by American Ceramic Society."
            }
        ], 
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            {
                "name": "NIST_SRD-30"
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        ], 
        "chemicalFormula": "ZrO2.wY2O3.x$\\gamma$-Al2O3", 
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            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
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            {
                "scalars": [
                    {
                        "value": "Y2O3"
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                ], 
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                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.5"
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                        "name": "Sintering Aid Molar Fraction"
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                "name": "Sintering"
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        "references": [
            {
                "citation": "Influence of $\\alpha$-Al2O3 and Na-$\\beta$-Al2O3 Additions on the Strength of Y2O3\u00b7Partially-Stabilized ZrO2, G.R. Liu, X.N. Huang, and P.S. Nicholson, American Ceramic Society Bulletin, Vol. 71 1, pp. 110-115 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.wY2O3.x$\\gamma$-Al2O3", 
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                "scalars": [
                    {
                        "value": "Zr-O:Al"
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            }, 
            {
                "scalars": [
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                        "value": "1100"
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                    {
                        "value": "680"
                    }, 
                    {
                        "value": "660"
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                    {
                        "value": "390"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "660"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "260"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "160"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
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                            {
                                "value": "23"
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                            {
                                "value": "600"
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                            {
                                "value": "1000"
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                            {
                                "value": "1200"
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                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "23"
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                            {
                                "value": "600"
                            }, 
                            {
                                "value": "1000"
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                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
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                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
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                        "name": "Volume Fraction of $\\beta$-Al2O3"
                    }, 
                    {
                        "units": "%", 
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
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                            {
                                "value": "5"
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                            {
                                "value": "5"
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                            {
                                "value": "5"
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                            {
                                "value": "5"
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                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
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                        ], 
                        "name": "Volume Fraction of $\\gamma$-Al2O3"
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                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Hot Isostatic Pressing"
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            {
                "citation": "Influence of $\\alpha$-Al2O3 and Na-$\\beta$-Al2O3 Additions on the Strength of Y2O3\u00b7Partially-Stabilized ZrO2, G.R. Liu, X.N. Huang, and P.S. Nicholson, American Ceramic Society Bulletin, Vol. 71 1, pp. 110-115 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO3.wY2O3.x$\\gamma$-Al2O3.y$\\beta$-Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "Y2O3"
                    }, 
                    {
                        "value": "-Al2O3"
                    }, 
                    {
                        "value": "-Al2O3"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "(1-x-y)$\\cdot$0.975"
                            }, 
                            {
                                "value": "(1-x-y)$\\cdot$0.025"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }
                        ], 
                        "name": "Mole Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Influence of $\\alpha$-Al2O3 and Na-$\\beta$-Al2O3 Additions on the Strength of Y2O3\u00b7Partially-Stabilized ZrO2, G.R. Liu, X.N. Huang, and P.S. Nicholson, American Ceramic Society Bulletin, Vol. 71 1, pp. 110-115 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO3.wY2O3.x$\\gamma$-Al2O3.y$\\beta$-Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Y2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.5"
                            }
                        ], 
                        "name": "Sintering Aid Molar Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Influence of $\\alpha$-Al2O3 and Na-$\\beta$-Al2O3 Additions on the Strength of Y2O3\u00b7Partially-Stabilized ZrO2, G.R. Liu, X.N. Huang, and P.S. Nicholson, American Ceramic Society Bulletin, Vol. 71 1, pp. 110-115 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO3.wY2O3.x$\\gamma$-Al2O3.y$\\beta$-Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "24", 
                        "value": "451"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "50"
                    }, 
                    {
                        "uncertainty": "18", 
                        "value": "364"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "50"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "309"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "100"
                    }, 
                    {
                        "value": "50"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1230"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1230"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1230"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }
                        ], 
                        "name": "Mean Size of$\\beta$-Al2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of $\\beta$-Al2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Volume Fraction of $\\gamma$-Al2O3"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Nitrides, S. Hampshire, Engineered Materials Handbook, Vol. 4, pp. 812-820 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "185"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "RBSN"
                            }
                        ], 
                        "name": "Material Type"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Nitrides, S. Hampshire, Engineered Materials Handbook, Vol. 4, pp. 812-820 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "320"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "HPSN"
                            }
                        ], 
                        "name": "Material Type"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Nitrides, S. Hampshire, Engineered Materials Handbook, Vol. 4, pp. 812-820 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "290"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "SSN"
                            }
                        ], 
                        "name": "Material Type"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Nitrides, S. Hampshire, Engineered Materials Handbook, Vol. 4, pp. 812-820 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "290"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "SRBSN"
                            }
                        ], 
                        "name": "Material Type"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Nitrides, S. Hampshire, Engineered Materials Handbook, Vol. 4, pp. 812-820 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "320"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "HIP-RBSN"
                            }
                        ], 
                        "name": "Material Type"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Nitrides, S. Hampshire, Engineered Materials Handbook, Vol. 4, pp. 812-820 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "240"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1350"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "RBSN"
                            }
                        ], 
                        "name": "Material Type"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Nitrides, S. Hampshire, Engineered Materials Handbook, Vol. 4, pp. 812-820 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "725"
                    }, 
                    {
                        "value": "350"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1350"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "HPSN"
                            }
                        ], 
                        "name": "Material Type"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Nitrides, S. Hampshire, Engineered Materials Handbook, Vol. 4, pp. 812-820 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "900"
                    }, 
                    {
                        "value": "445"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1350"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "SSN"
                            }
                        ], 
                        "name": "Material Type"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Nitrides, S. Hampshire, Engineered Materials Handbook, Vol. 4, pp. 812-820 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "650"
                    }, 
                    {
                        "value": "390"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1350"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "SRBSN"
                            }
                        ], 
                        "name": "Material Type"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Nitrides, S. Hampshire, Engineered Materials Handbook, Vol. 4, pp. 812-820 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "900"
                    }, 
                    {
                        "value": "450"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1350"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "HIP-SN"
                            }
                        ], 
                        "name": "Material Type"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Nitrides, S. Hampshire, Engineered Materials Handbook, Vol. 4, pp. 812-820 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "650"
                    }, 
                    {
                        "value": "350"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1350"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "HIP-RBSN"
                            }
                        ], 
                        "name": "Material Type"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Nitrides, S. Hampshire, Engineered Materials Handbook, Vol. 4, pp. 812-820 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "900"
                    }, 
                    {
                        "value": "410"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1350"
                            }
                        ], 
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                    }, 
                    {
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                            {
                                "value": "HIP-SSN"
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                                "value": "HIP-RBSN"
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                ], 
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            }
        ]
    }, 
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            {
                "citation": "Engineering Properties of Nitrides, S. Hampshire, Engineered Materials Handbook, Vol. 4, pp. 812-820 (1991), edited by S.J. Schneider, Jr., published by ASM International."
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                            {
                                "value": "23"
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                    {
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                            {
                                "value": "Sialon"
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                                "value": "25"
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                    }, 
                    {
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                            {
                                "value": "Sialon"
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                        "value": "7.0"
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                        "value": "0.23"
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                                "value": "23"
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                    {
                        "scalars": [
                            {
                                "value": "Sialon"
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    }, 
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            {
                "scalars": [
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                        "value": "18"
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                                "value": "25"
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                    {
                        "scalars": [
                            {
                                "value": "Sialon"
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                    {
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                                "value": "Sialon"
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                                "value": "25"
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                    {
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                                "value": "AlN"
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                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "110"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "AlN"
                            }
                        ], 
                        "name": "Material Type"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Nitrides, S. Hampshire, Engineered Materials Handbook, Vol. 4, pp. 812-820 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.0"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "25", 
                                "maximum": "1000"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "AlN"
                            }
                        ], 
                        "name": "Material Type"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Nitrides, S. Hampshire, Engineered Materials Handbook, Vol. 4, pp. 812-820 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Boron nitride (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.48"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "BN"
                            }
                        ], 
                        "name": "Material Type"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Nitrides, S. Hampshire, Engineered Materials Handbook, Vol. 4, pp. 812-820 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Boron nitride (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "150"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "BN"
                            }
                        ], 
                        "name": "Material Type"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Dense Single-Phase $\\beta$-Sialon Ceramics by Glass-Encapsulated Hot Isostatic Pressing, T. Ekstrom, P.O. Kall, M. Nygren, and P.O. Olsson, Journal of Materials Science, Vol. 24, pp. 1853-1862 (1989), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0004", 
                        "value": "7.6105"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "2.9119"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "7.6131"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "2.9161"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "7.6190"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "2.9194"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "7.6259"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "2.9265"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "7.648"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "2.951"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "7.6631"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "2.9592"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "7.6927"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "2.9835"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "7.7155"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "3.0069"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "7.7157"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "3.0083"
                    }, 
                    {
                        "uncertainty": "0.0007", 
                        "value": "7.7201"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "3.0091"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "7.6101"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "2.9131"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "7.6118"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "2.9182"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "7.6186"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "2.9191"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "7.6280"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "2.9260"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "7.6452"
                    }, 
                    {
                        "uncertainty": "0.0007", 
                        "value": "2.9470"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "7.6628"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "2.9569"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "7.6904"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "2.9821"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "7.7150"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "3.0060"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "7.7163"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "3.0086"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "7.7183"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "3.0101"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.50"
                            }, 
                            {
                                "value": "1.50"
                            }, 
                            {
                                "value": "2.00"
                            }, 
                            {
                                "value": "2.00"
                            }, 
                            {
                                "value": "3.00"
                            }, 
                            {
                                "value": "3.00"
                            }, 
                            {
                                "value": "4.00"
                            }, 
                            {
                                "value": "4.00"
                            }, 
                            {
                                "value": "4.20"
                            }, 
                            {
                                "value": "4.20"
                            }, 
                            {
                                "value": "4.50"
                            }, 
                            {
                                "value": "4.50"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.50"
                            }, 
                            {
                                "value": "1.50"
                            }, 
                            {
                                "value": "2.00"
                            }, 
                            {
                                "value": "2.00"
                            }, 
                            {
                                "value": "3.00"
                            }, 
                            {
                                "value": "3.00"
                            }, 
                            {
                                "value": "4.00"
                            }, 
                            {
                                "value": "4.00"
                            }, 
                            {
                                "value": "4.20"
                            }, 
                            {
                                "value": "4.20"
                            }, 
                            {
                                "value": "4.50"
                            }, 
                            {
                                "value": "4.50"
                            }
                        ], 
                        "name": "x of Alx"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Dense Single-Phase $\\beta$-Sialon Ceramics by Glass-Encapsulated Hot Isostatic Pressing, T. Ekstrom, P.O. Kall, M. Nygren, and P.O. Olsson, Journal of Materials Science, Vol. 24, pp. 1853-1862 (1989), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.175"
                    }, 
                    {
                        "value": "3.174"
                    }, 
                    {
                        "value": "3.164"
                    }, 
                    {
                        "value": "3.161"
                    }, 
                    {
                        "value": "3.130"
                    }, 
                    {
                        "value": "3.111"
                    }, 
                    {
                        "value": "3.077"
                    }, 
                    {
                        "value": "3.085"
                    }, 
                    {
                        "value": "3.136"
                    }, 
                    {
                        "value": "3.217"
                    }, 
                    {
                        "value": "3.170"
                    }, 
                    {
                        "value": "3.161"
                    }, 
                    {
                        "value": "3.167"
                    }, 
                    {
                        "value": "3.166"
                    }, 
                    {
                        "value": "3.120"
                    }, 
                    {
                        "value": "3.117"
                    }, 
                    {
                        "value": "3.081"
                    }, 
                    {
                        "value": "3.107"
                    }, 
                    {
                        "value": "3.151"
                    }, 
                    {
                        "value": "3.214"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.50"
                            }, 
                            {
                                "value": "2.00"
                            }, 
                            {
                                "value": "3.00"
                            }, 
                            {
                                "value": "4.00"
                            }, 
                            {
                                "value": "4.20"
                            }, 
                            {
                                "value": "4.50"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.50"
                            }, 
                            {
                                "value": "2.00"
                            }, 
                            {
                                "value": "3.00"
                            }, 
                            {
                                "value": "4.00"
                            }, 
                            {
                                "value": "4.20"
                            }, 
                            {
                                "value": "4.50"
                            }
                        ], 
                        "name": "x of Alx"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Dense Single-Phase $\\beta$-Sialon Ceramics by Glass-Encapsulated Hot Isostatic Pressing, T. Ekstrom, P.O. Kall, M. Nygren, and P.O. Olsson, Journal of Materials Science, Vol. 24, pp. 1853-1862 (1989), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.87"
                    }, 
                    {
                        "value": "3.04"
                    }, 
                    {
                        "value": "2.76"
                    }, 
                    {
                        "value": "2.77"
                    }, 
                    {
                        "value": "2.67"
                    }, 
                    {
                        "value": "2.51"
                    }, 
                    {
                        "value": "2.37"
                    }, 
                    {
                        "value": "2.78"
                    }, 
                    {
                        "value": "2.90"
                    }, 
                    {
                        "value": "3.41"
                    }, 
                    {
                        "value": "4.73"
                    }, 
                    {
                        "value": "4.39"
                    }, 
                    {
                        "value": "4.28"
                    }, 
                    {
                        "value": "4.12"
                    }, 
                    {
                        "value": "3.85"
                    }, 
                    {
                        "value": "3.47"
                    }, 
                    {
                        "value": "3.21"
                    }, 
                    {
                        "value": "3.23"
                    }, 
                    {
                        "value": "3.46"
                    }, 
                    {
                        "value": "3.92"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.50"
                            }, 
                            {
                                "value": "2.00"
                            }, 
                            {
                                "value": "3.00"
                            }, 
                            {
                                "value": "4.00"
                            }, 
                            {
                                "value": "4.20"
                            }, 
                            {
                                "value": "4.50"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.50"
                            }, 
                            {
                                "value": "2.00"
                            }, 
                            {
                                "value": "3.00"
                            }, 
                            {
                                "value": "4.00"
                            }, 
                            {
                                "value": "4.20"
                            }, 
                            {
                                "value": "4.50"
                            }
                        ], 
                        "name": "x of Alx"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Dense Single-Phase $\\beta$-Sialon Ceramics by Glass-Encapsulated Hot Isostatic Pressing, T. Ekstrom, P.O. Kall, M. Nygren, and P.O. Olsson, Journal of Materials Science, Vol. 24, pp. 1853-1862 (1989), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "16.9"
                    }, 
                    {
                        "value": "16.8"
                    }, 
                    {
                        "value": "16.6"
                    }, 
                    {
                        "value": "16.7"
                    }, 
                    {
                        "value": "16.4"
                    }, 
                    {
                        "value": "16.1"
                    }, 
                    {
                        "value": "15.0"
                    }, 
                    {
                        "value": "13.5"
                    }, 
                    {
                        "value": "14.3"
                    }, 
                    {
                        "value": "14.6"
                    }, 
                    {
                        "value": "15.7"
                    }, 
                    {
                        "value": "15.8"
                    }, 
                    {
                        "value": "15.6"
                    }, 
                    {
                        "value": "15.6"
                    }, 
                    {
                        "value": "15.7"
                    }, 
                    {
                        "value": "15.2"
                    }, 
                    {
                        "value": "14.0"
                    }, 
                    {
                        "value": "13.4"
                    }, 
                    {
                        "value": "13.4"
                    }, 
                    {
                        "value": "13.6"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.50"
                            }, 
                            {
                                "value": "2.00"
                            }, 
                            {
                                "value": "3.00"
                            }, 
                            {
                                "value": "4.00"
                            }, 
                            {
                                "value": "4.20"
                            }, 
                            {
                                "value": "4.50"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.50"
                            }, 
                            {
                                "value": "2.00"
                            }, 
                            {
                                "value": "3.00"
                            }, 
                            {
                                "value": "4.00"
                            }, 
                            {
                                "value": "4.20"
                            }, 
                            {
                                "value": "4.50"
                            }
                        ], 
                        "name": "x of Alx"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Creep of Some Single Crystal Oxides, G.S. Corman, Ceramic Engineering and Science Proceedings, Vol. 12 9, pp. 1745-1766 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "519"
                    }, 
                    {
                        "value": "468"
                    }, 
                    {
                        "value": "406"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "minimum": "12.5", 
                                "maximum": "100"
                            }
                        ], 
                        "name": "Stress Range"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "1650", 
                                "maximum": "1850"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "111"
                            }
                        ], 
                        "name": "Crystal Direction"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Creep of Some Single Crystal Oxides, G.S. Corman, Ceramic Engineering and Science Proceedings, Vol. 12 9, pp. 1745-1766 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "42"
                    }, 
                    {
                        "value": "17"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "430"
                    }, 
                    {
                        "value": "95"
                    }, 
                    {
                        "value": "18"
                    }, 
                    {
                        "value": "5900"
                    }, 
                    {
                        "value": "990"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "28000"
                    }, 
                    {
                        "value": "4200"
                    }, 
                    {
                        "value": "600"
                    }, 
                    {
                        "value": "490000"
                    }, 
                    {
                        "value": "64000"
                    }, 
                    {
                        "value": "8200"
                    }, 
                    {
                        "value": "41"
                    }, 
                    {
                        "value": "7.8"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "730"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "32"
                    }, 
                    {
                        "value": "13000"
                    }, 
                    {
                        "value": "3100"
                    }, 
                    {
                        "value": "650"
                    }, 
                    {
                        "value": "830000"
                    }, 
                    {
                        "value": "93000"
                    }, 
                    {
                        "value": "13000"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "37"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "340"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "22000"
                    }, 
                    {
                        "value": "4600"
                    }, 
                    {
                        "value": "740"
                    }, 
                    {
                        "value": "950000"
                    }, 
                    {
                        "value": "140000"
                    }, 
                    {
                        "value": "32000"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }
                        ], 
                        "name": "Crystal Direction"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Creep of Some Single Crystal Oxides, G.S. Corman, Ceramic Engineering and Science Proceedings, Vol. 12 9, pp. 1745-1766 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.86"
                    }, 
                    {
                        "value": "4.40"
                    }, 
                    {
                        "value": "3.85"
                    }
                ], 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "minimum": "12.5", 
                                "maximum": "100"
                            }
                        ], 
                        "name": "Stress Range"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "1650", 
                                "maximum": "1850"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "111"
                            }
                        ], 
                        "name": "Crystal Direction"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Creep of Some Single Crystal Oxides, G.S. Corman, Ceramic Engineering and Science Proceedings, Vol. 12 9, pp. 1745-1766 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "64.5"
                    }
                ], 
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "1650", 
                                "maximum": "1850"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "100 (low)"
                            }, 
                            {
                                "value": "100 (high)"
                            }, 
                            {
                                "value": "110 (low)"
                            }, 
                            {
                                "value": "110 (high)"
                            }, 
                            {
                                "value": "111"
                            }
                        ], 
                        "name": "Crystal Direction"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
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            {
                "citation": "High-Temperature Creep of Some Single Crystal Oxides, G.S. Corman, Ceramic Engineering and Science Proceedings, Vol. 12 9, pp. 1745-1766 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttrium aluminum garnet (YAG)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-Al-O"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "690"
                    }, 
                    {
                        "value": "61"
                    }, 
                    {
                        "value": "1500"
                    }, 
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "23"
                    }, 
                    {
                        "value": "20000"
                    }, 
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "50"
                    }, 
                    {
                        "value": "410000"
                    }, 
                    {
                        "value": "43000"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "50000"
                    }, 
                    {
                        "value": "470"
                    }, 
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "59000"
                    }, 
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "67"
                    }, 
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "2300000"
                    }, 
                    {
                        "value": "150000"
                    }, 
                    {
                        "value": "4200"
                    }, 
                    {
                        "value": "860"
                    }, 
                    {
                        "value": "60"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "170000"
                    }, 
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "93"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "640"
                    }, 
                    {
                        "value": "83"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "6100"
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                    {
                        "value": "490"
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                    {
                        "value": "100"
                    }, 
                    {
                        "value": "210000"
                    }, 
                    {
                        "value": "6500"
                    }, 
                    {
                        "value": "520"
                    }
                ], 
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                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "1850"
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                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }
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                    }, 
                    {
                        "units": "MPa", 
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                                "value": "50"
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                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "280"
                            }
                        ], 
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                    }, 
                    {
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                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }
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                    }
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            }
        ]
    }, 
    {
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            {
                "name": "Melt Processing"
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        ], 
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            {
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            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            }, 
            {
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                    {
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                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "2.69"
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                    {
                        "value": "9.53"
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                    {
                        "value": "6.18"
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                    {
                        "value": "12.46"
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                    {
                        "value": "5.64"
                    }
                ], 
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                    {
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                                "maximum": "280"
                            }, 
                            {
                                "minimum": "100", 
                                "maximum": "280"
                            }, 
                            {
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                                "maximum": "180"
                            }, 
                            {
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                                "maximum": "180"
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                            {
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                                "maximum": "280"
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                    {
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                                "maximum": "1850"
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                    {
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                            {
                                "value": "100 (high)"
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                            {
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                                "value": "111"
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        ]
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    {
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                "name": "Melt Processing"
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        ], 
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            {
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            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    {
                        "value": "Y-Al-O"
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                ], 
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            }, 
            {
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                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
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                "units": "GPa", 
                "conditions": [
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        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Melt Processing"
            }
        ], 
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            {
                "citation": "High-Temperature Creep of Some Single Crystal Oxides, G.S. Corman, Ceramic Engineering and Science Proceedings, Vol. 12 9, pp. 1745-1766 (1991), published by American Ceramic Society."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                ], 
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            }, 
            {
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                        "value": "Single Crystal"
                    }
                ], 
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            }, 
            {
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                    {
                        "value": "736"
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                ], 
                "units": "kJ mol$^{-1}$", 
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                                "maximum": "400"
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                            {
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                                "maximum": "100"
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                    {
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                                "maximum": "1850"
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                            {
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                                "maximum": "1700"
                            }
                        ], 
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                    }, 
                    {
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                            {
                                "value": "0001"
                            }, 
                            {
                                "value": "42$^{\\circ}$/0001"
                            }
                        ], 
                        "name": "Crystal Direction"
                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Melt Processing"
            }
        ], 
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            {
                "citation": "High-Temperature Creep of Some Single Crystal Oxides, G.S. Corman, Ceramic Engineering and Science Proceedings, Vol. 12 9, pp. 1745-1766 (1991), published by American Ceramic Society."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    {
                        "value": "Al-O"
                    }
                ], 
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            }, 
            {
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                    {
                        "value": "Single Crystal"
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                ], 
                "name": "Crystallinity"
            }, 
            {
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                        "value": "5400"
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                    {
                        "value": "530"
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                    {
                        "value": "38"
                    }, 
                    {
                        "value": "130000"
                    }, 
                    {
                        "value": "11000"
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                    {
                        "value": "340"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "24000"
                    }, 
                    {
                        "value": "850"
                    }, 
                    {
                        "value": "630"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "1300"
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                    {
                        "value": "460"
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                    {
                        "value": "90"
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                    {
                        "value": "8300"
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                    {
                        "value": "1300"
                    }, 
                    {
                        "value": "380"
                    }, 
                    {
                        "value": "35000"
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                    {
                        "value": "9000"
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                    {
                        "value": "2500"
                    }, 
                    {
                        "value": "9000"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
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                                "value": "1700"
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                            {
                                "value": "1600"
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                            {
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                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1500"
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                            {
                                "value": "1400"
                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }
                        ], 
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                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
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                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }
                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "42$^{\\circ}$/0001"
                            }, 
                            {
                                "value": "42$^{\\circ}$/0001"
                            }, 
                            {
                                "value": "42$^{\\circ}$/0001"
                            }, 
                            {
                                "value": "42$^{\\circ}$/0001"
                            }, 
                            {
                                "value": "42$^{\\circ}$/0001"
                            }, 
                            {
                                "value": "42$^{\\circ}$/0001"
                            }, 
                            {
                                "value": "42$^{\\circ}$/0001"
                            }, 
                            {
                                "value": "42$^{\\circ}$/0001"
                            }, 
                            {
                                "value": "42$^{\\circ}$/0001"
                            }, 
                            {
                                "value": "42$^{\\circ}$/0001"
                            }, 
                            {
                                "value": "42$^{\\circ}$/0001"
                            }, 
                            {
                                "value": "42$^{\\circ}$/0001"
                            }, 
                            {
                                "value": "0001"
                            }, 
                            {
                                "value": "0001"
                            }, 
                            {
                                "value": "0001"
                            }, 
                            {
                                "value": "0001"
                            }, 
                            {
                                "value": "0001"
                            }, 
                            {
                                "value": "0001"
                            }, 
                            {
                                "value": "0001"
                            }, 
                            {
                                "value": "0001"
                            }, 
                            {
                                "value": "0001"
                            }, 
                            {
                                "value": "0001"
                            }
                        ], 
                        "name": "Crystal Direction"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Creep of Some Single Crystal Oxides, G.S. Corman, Ceramic Engineering and Science Proceedings, Vol. 12 9, pp. 1745-1766 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.54"
                    }, 
                    {
                        "value": "4.73"
                    }
                ], 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "minimum": "140", 
                                "maximum": "400"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "100"
                            }
                        ], 
                        "name": "Stress Range"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "1650", 
                                "maximum": "1850"
                            }, 
                            {
                                "minimum": "1200", 
                                "maximum": "1700"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0001"
                            }, 
                            {
                                "value": "42$^{\\circ}$/0001"
                            }
                        ], 
                        "name": "Crystal Direction"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Creep of Some Single Crystal Oxides, G.S. Corman, Ceramic Engineering and Science Proceedings, Vol. 12 9, pp. 1745-1766 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "170.0"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "MPa/K", 
                        "scalars": [
                            {
                                "value": "24.3"
                            }
                        ], 
                        "name": "dG/dT"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Energy and Tensile Strength of Silicon Nitride at High Temperatures, T. Ohji, S. Sakai, M. Ito, Y. Yamauchi, W. Kanematsu, and S. Ito, Journal of the Ceramic Society of Japan Inter. Ed., Vol. 98, pp. 244-251 (1990), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Y2O3"
                    }, 
                    {
                        "value": "Al2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Sintering Aid Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Energy and Tensile Strength of Silicon Nitride at High Temperatures, T. Ohji, S. Sakai, M. Ito, Y. Yamauchi, W. Kanematsu, and S. Ito, Journal of the Ceramic Society of Japan Inter. Ed., Vol. 98, pp. 244-251 (1990), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.20"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Energy and Tensile Strength of Silicon Nitride at High Temperatures, T. Ohji, S. Sakai, M. Ito, Y. Yamauchi, W. Kanematsu, and S. Ito, Journal of the Ceramic Society of Japan Inter. Ed., Vol. 98, pp. 244-251 (1990), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "60"
                    }, 
                    {
                        "value": "62"
                    }, 
                    {
                        "value": "136"
                    }, 
                    {
                        "value": "172"
                    }, 
                    {
                        "value": "151"
                    }, 
                    {
                        "value": "103"
                    }, 
                    {
                        "value": "96"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "mm/min", 
                        "scalars": [
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.001"
                            }, 
                            {
                                "value": "0.0005"
                            }, 
                            {
                                "value": "0.0002"
                            }, 
                            {
                                "value": "0.0001"
                            }
                        ], 
                        "name": "Displacement Rate"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Energy and Tensile Strength of Silicon Nitride at High Temperatures, T. Ohji, S. Sakai, M. Ito, Y. Yamauchi, W. Kanematsu, and S. Ito, Journal of the Ceramic Society of Japan Inter. Ed., Vol. 98, pp. 244-251 (1990), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "3.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "920"
                            }, 
                            {
                                "value": "1020"
                            }, 
                            {
                                "value": "1160"
                            }, 
                            {
                                "value": "1265"
                            }, 
                            {
                                "value": "1380"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Expansion of the Cubic (3C) Polytype of SiC, Z. Li and R.C. Bradt, Journal of Materials Science, Vol. 21 12, pp. 4366-4368 (1986), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "General Electric Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Powder"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.3577"
                    }, 
                    {
                        "value": "4.3578"
                    }, 
                    {
                        "value": "4.3580"
                    }, 
                    {
                        "value": "4.3584"
                    }, 
                    {
                        "value": "4.3588"
                    }, 
                    {
                        "value": "4.3592"
                    }, 
                    {
                        "value": "4.3596"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Expansion of the Cubic (3C) Polytype of SiC, Z. Li and R.C. Bradt, Journal of Materials Science, Vol. 21 12, pp. 4366-4368 (1986), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "General Electric Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Powder"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "5.1"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "194"
                            }, 
                            {
                                "value": "289"
                            }, 
                            {
                                "value": "388"
                            }, 
                            {
                                "value": "494"
                            }, 
                            {
                                "value": "591"
                            }, 
                            {
                                "value": "696"
                            }, 
                            {
                                "value": "787"
                            }, 
                            {
                                "value": "889"
                            }, 
                            {
                                "value": "991"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Pyrolysis"
            }
        ], 
        "references": [
            {
                "citation": "X-ray Studies on Highly Pure Magnesium Oxide, R.A. Brown, Nature, Vol. 208, pp. 481-481 (1965), published by Macmillan Magazines Ltd.."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0005", 
                        "value": "4.2119"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Preparation and Properties of Mullite-Cordierite Composites, B.H. Mussler and M.W. Shafer, American Ceramic Society Bulletin, Vol. 63 5, pp. 705-714 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xCordierite", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:Mg"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "mullite(3:2)"
                    }, 
                    {
                        "value": "cordierite"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Preparation and Properties of Mullite-Cordierite Composites, B.H. Mussler and M.W. Shafer, American Ceramic Society Bulletin, Vol. 63 5, pp. 705-714 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xCordierite", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:Mg"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.72"
                    }, 
                    {
                        "value": "2.71"
                    }, 
                    {
                        "value": "2.74"
                    }, 
                    {
                        "value": "2.77"
                    }, 
                    {
                        "value": "2.73"
                    }, 
                    {
                        "value": "2.72"
                    }, 
                    {
                        "value": "2.70"
                    }, 
                    {
                        "value": "2.77"
                    }, 
                    {
                        "value": "2.84"
                    }, 
                    {
                        "value": "2.84"
                    }, 
                    {
                        "value": "2.88"
                    }, 
                    {
                        "value": "2.94"
                    }, 
                    {
                        "value": "3.06"
                    }, 
                    {
                        "value": "2.88"
                    }, 
                    {
                        "value": "2.87"
                    }, 
                    {
                        "value": "2.67"
                    }, 
                    {
                        "value": "2.91"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }
                        ], 
                        "name": "Volume Fraction of Mullite"
                    }, 
                    {
                        "units": "h/gas", 
                        "scalars": [
                            {
                                "value": "2/air"
                            }, 
                            {
                                "value": "18/air"
                            }, 
                            {
                                "value": "1/vac"
                            }, 
                            {
                                "value": "17/He"
                            }, 
                            {
                                "value": "16/He"
                            }, 
                            {
                                "value": "17/He"
                            }, 
                            {
                                "value": "11/He"
                            }, 
                            {
                                "value": "18/He"
                            }, 
                            {
                                "value": "16/He"
                            }, 
                            {
                                "value": "16/He"
                            }, 
                            {
                                "value": "18/He"
                            }, 
                            {
                                "value": "18/He"
                            }, 
                            {
                                "value": "18/He"
                            }, 
                            {
                                "value": "1/H2"
                            }, 
                            {
                                "value": "3/H2"
                            }, 
                            {
                                "value": "2/H2"
                            }, 
                            {
                                "value": "2/H2"
                            }
                        ], 
                        "name": "Presintering Time/Gas"
                    }, 
                    {
                        "units": "h/gas", 
                        "scalars": [
                            {
                                "value": "2/air"
                            }, 
                            {
                                "value": "2/air"
                            }, 
                            {
                                "value": "2/vac"
                            }, 
                            {
                                "value": "1/He"
                            }, 
                            {
                                "value": "2/He"
                            }, 
                            {
                                "value": "8/He"
                            }, 
                            {
                                "value": "1/He"
                            }, 
                            {
                                "value": "0.5/He"
                            }, 
                            {
                                "value": "1/He"
                            }, 
                            {
                                "value": "1/He"
                            }, 
                            {
                                "value": "0.5/He"
                            }, 
                            {
                                "value": "0.5/He"
                            }, 
                            {
                                "value": "0.5/He"
                            }, 
                            {
                                "value": "2/H2"
                            }, 
                            {
                                "value": "2/H2"
                            }, 
                            {
                                "value": "16/He"
                            }, 
                            {
                                "value": "16/He"
                            }
                        ], 
                        "name": "Sintering 1Time/Gas"
                    }, 
                    {
                        "units": "h/gas", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "2/air"
                            }, 
                            {
                                "value": "2/air"
                            }, 
                            {
                                "value": "32/air"
                            }, 
                            {
                                "value": "2/air"
                            }, 
                            {
                                "value": "2/air"
                            }, 
                            {
                                "value": "2/air"
                            }, 
                            {
                                "value": "2/air"
                            }, 
                            {
                                "value": "2/air"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "4/air"
                            }
                        ], 
                        "name": "Sintering 2Time/Gas"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Preparation and Properties of Mullite-Cordierite Composites, B.H. Mussler and M.W. Shafer, American Ceramic Society Bulletin, Vol. 63 5, pp. 705-714 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xCordierite", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:Mg"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "171"
                    }, 
                    {
                        "value": "198"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "171"
                    }, 
                    {
                        "value": "121"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Volume Fraction of Cordierite"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Preparation and Properties of Mullite-Cordierite Composites, B.H. Mussler and M.W. Shafer, American Ceramic Society Bulletin, Vol. 63 5, pp. 705-714 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xCordierite", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:Mg"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "1.7"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Volume Fraction of Cordierite"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Preparation and Properties of Mullite-Cordierite Composites, B.H. Mussler and M.W. Shafer, American Ceramic Society Bulletin, Vol. 63 5, pp. 705-714 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xCordierite", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:Mg"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.8", 
                        "value": "9.5"
                    }, 
                    {
                        "uncertainty": "0.6", 
                        "value": "6.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Volume Fraction of Cordierite"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Preparation and Properties of Mullite-Cordierite Composites, B.H. Mussler and M.W. Shafer, American Ceramic Society Bulletin, Vol. 63 5, pp. 705-714 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xCordierite", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:Mg"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.27"
                    }, 
                    {
                        "value": "0.33"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Volume Fraction of Cordierite"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Preparation and Properties of Mullite-Cordierite Composites, B.H. Mussler and M.W. Shafer, American Ceramic Society Bulletin, Vol. 63 5, pp. 705-714 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xCordierite", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:Mg"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "72"
                    }, 
                    {
                        "value": "79"
                    }, 
                    {
                        "value": "77"
                    }, 
                    {
                        "value": "65"
                    }, 
                    {
                        "value": "45"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Volume Fraction of Cordierite"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Preparation and Properties of Mullite-Cordierite Composites, B.H. Mussler and M.W. Shafer, American Ceramic Society Bulletin, Vol. 63 5, pp. 705-714 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xCordierite", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:Mg"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "1.7"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Volume Fraction of Cordierite"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties in the Ceria-Zirconia System, S. Maschio, O. Sbaizero and S. Meriani, Journal of the European Ceramic Society, Vol. 9, pp. 127-132 (1992), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "m+TZ0"
                    }, 
                    {
                        "value": "TZ0"
                    }, 
                    {
                        "value": "TZ0"
                    }, 
                    {
                        "value": "TZ0"
                    }, 
                    {
                        "value": "TZ0+TZ"
                    }, 
                    {
                        "value": "TZ+TZ0"
                    }, 
                    {
                        "value": "TZ"
                    }, 
                    {
                        "value": "TZ"
                    }, 
                    {
                        "value": "Cubic"
                    }, 
                    {
                        "value": "Cubic"
                    }, 
                    {
                        "value": "Cubic"
                    }, 
                    {
                        "value": "Cubic"
                    }, 
                    {
                        "value": "Cubic"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "94.5"
                            }, 
                            {
                                "value": "94.5"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "95"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "95.5"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "95"
                            }, 
                            {
                                "value": "95.5"
                            }, 
                            {
                                "value": "94.5"
                            }, 
                            {
                                "value": "94.5"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "94"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of CeO2"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties in the Ceria-Zirconia System, S. Maschio, O. Sbaizero and S. Meriani, Journal of the European Ceramic Society, Vol. 9, pp. 127-132 (1992), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "356"
                    }, 
                    {
                        "value": "374"
                    }, 
                    {
                        "value": "288"
                    }, 
                    {
                        "value": "266"
                    }, 
                    {
                        "value": "147"
                    }, 
                    {
                        "value": "132"
                    }, 
                    {
                        "value": "124"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "83"
                    }, 
                    {
                        "value": "78"
                    }, 
                    {
                        "value": "82"
                    }, 
                    {
                        "value": "79"
                    }, 
                    {
                        "value": "78"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of CeO2"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "TZ0"
                            }, 
                            {
                                "value": "TZ0"
                            }, 
                            {
                                "value": "TZ0"
                            }, 
                            {
                                "value": "TZ0"
                            }, 
                            {
                                "value": "TZ0+TZ"
                            }, 
                            {
                                "value": "TZ0+TZ"
                            }, 
                            {
                                "value": "TZ0+TZ"
                            }, 
                            {
                                "value": "TZ0+TZ"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }
                        ], 
                        "name": "Phase"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties in the Ceria-Zirconia System, S. Maschio, O. Sbaizero and S. Meriani, Journal of the European Ceramic Society, Vol. 9, pp. 127-132 (1992), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "10.0"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "1.3"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of CeO2"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "TZ0"
                            }, 
                            {
                                "value": "TZ0"
                            }, 
                            {
                                "value": "TZ0"
                            }, 
                            {
                                "value": "TZ0"
                            }, 
                            {
                                "value": "TZ0+TZ"
                            }, 
                            {
                                "value": "TZ0+TZ"
                            }, 
                            {
                                "value": "TZ0+TZ"
                            }, 
                            {
                                "value": "TZ0+TZ"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }
                        ], 
                        "name": "Phase"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties in the Ceria-Zirconia System, S. Maschio, O. Sbaizero and S. Meriani, Journal of the European Ceramic Society, Vol. 9, pp. 127-132 (1992), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "6.3"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "7.5"
                    }, 
                    {
                        "value": "8.0"
                    }, 
                    {
                        "value": "7.9"
                    }, 
                    {
                        "value": "7.5"
                    }, 
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "3.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of CeO2"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "TZ0"
                            }, 
                            {
                                "value": "TZ0"
                            }, 
                            {
                                "value": "TZ0"
                            }, 
                            {
                                "value": "TZ0"
                            }, 
                            {
                                "value": "TZ0+TZ"
                            }, 
                            {
                                "value": "TZ0+TZ"
                            }, 
                            {
                                "value": "TZ0+TZ"
                            }, 
                            {
                                "value": "TZ0+TZ"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }
                        ], 
                        "name": "Phase"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Heat Content of Manganese Dioxide and Carbonate at High Temperatures, G. E. Moore, Journal of the American Chemical Society, Vol. 65, pp. 1398-1399 (1943), published by American Chemical Society."
            }
        ], 
        "names": [
            "Manganese dioxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MnO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mn-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "623.6"
                    }, 
                    {
                        "value": "626.6"
                    }, 
                    {
                        "value": "660.2"
                    }, 
                    {
                        "value": "687.5"
                    }, 
                    {
                        "value": "710.1"
                    }, 
                    {
                        "value": "729.1"
                    }, 
                    {
                        "value": "745.4"
                    }, 
                    {
                        "value": "759.5"
                    }, 
                    {
                        "value": "771.9"
                    }, 
                    {
                        "value": "782.9"
                    }, 
                    {
                        "value": "792.7"
                    }, 
                    {
                        "value": "801.7"
                    }, 
                    {
                        "value": "809.9"
                    }, 
                    {
                        "value": "817.4"
                    }, 
                    {
                        "value": "824.4"
                    }, 
                    {
                        "value": "831.0"
                    }, 
                    {
                        "value": "837.1"
                    }, 
                    {
                        "value": "842.9"
                    }, 
                    {
                        "value": "848.4"
                    }, 
                    {
                        "value": "853.7"
                    }, 
                    {
                        "value": "858.7"
                    }, 
                    {
                        "value": "859.7"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "325"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "425"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "475"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "525"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "575"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "625"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "675"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "725"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "775"
                            }, 
                            {
                                "value": "780"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "54.21"
                            }, 
                            {
                                "value": "54.47"
                            }, 
                            {
                                "value": "57.39"
                            }, 
                            {
                                "value": "59.77"
                            }, 
                            {
                                "value": "61.73"
                            }, 
                            {
                                "value": "63.38"
                            }, 
                            {
                                "value": "64.79"
                            }, 
                            {
                                "value": "66.02"
                            }, 
                            {
                                "value": "67.10"
                            }, 
                            {
                                "value": "68.05"
                            }, 
                            {
                                "value": "68.91"
                            }, 
                            {
                                "value": "69.69"
                            }, 
                            {
                                "value": "70.40"
                            }, 
                            {
                                "value": "71.06"
                            }, 
                            {
                                "value": "71.67"
                            }, 
                            {
                                "value": "72.24"
                            }, 
                            {
                                "value": "72.77"
                            }, 
                            {
                                "value": "73.28"
                            }, 
                            {
                                "value": "73.76"
                            }, 
                            {
                                "value": "74.21"
                            }, 
                            {
                                "value": "74.65"
                            }, 
                            {
                                "value": "74.74"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Heat Content of Manganese Dioxide and Carbonate at High Temperatures, G. E. Moore, Journal of the American Chemical Society, Vol. 65, pp. 1398-1399 (1943), published by American Chemical Society."
            }
        ], 
        "names": [
            "Manganese carbonate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MnCO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mn-C-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "698.6"
                    }, 
                    {
                        "value": "702.2"
                    }, 
                    {
                        "value": "743.1"
                    }, 
                    {
                        "value": "776.9"
                    }, 
                    {
                        "value": "805.6"
                    }, 
                    {
                        "value": "830.2"
                    }, 
                    {
                        "value": "851.9"
                    }, 
                    {
                        "value": "871.1"
                    }, 
                    {
                        "value": "888.4"
                    }, 
                    {
                        "value": "904.2"
                    }, 
                    {
                        "value": "918.8"
                    }, 
                    {
                        "value": "932.3"
                    }, 
                    {
                        "value": "944.9"
                    }, 
                    {
                        "value": "956.9"
                    }, 
                    {
                        "value": "968.2"
                    }, 
                    {
                        "value": "979.1"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "325"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "425"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "475"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "525"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "575"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "625"
                            }, 
                            {
                                "value": "650"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "80.29"
                            }, 
                            {
                                "value": "80.71"
                            }, 
                            {
                                "value": "85.41"
                            }, 
                            {
                                "value": "89.30"
                            }, 
                            {
                                "value": "92.59"
                            }, 
                            {
                                "value": "95.43"
                            }, 
                            {
                                "value": "97.91"
                            }, 
                            {
                                "value": "100.12"
                            }, 
                            {
                                "value": "102.11"
                            }, 
                            {
                                "value": "103.93"
                            }, 
                            {
                                "value": "105.60"
                            }, 
                            {
                                "value": "107.16"
                            }, 
                            {
                                "value": "108.61"
                            }, 
                            {
                                "value": "109.98"
                            }, 
                            {
                                "value": "111.29"
                            }, 
                            {
                                "value": "112.54"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure-Property Relations of Hot-Pressed Silicon Carbide-Aluminum Nitride Compositions at Room and Elevated Temperatures, A.H. Lubis, N.L. Hecht, and G.A. Graves,Jr., Journal of the American Ceramic Society, Vol. 82 9, pp. 2481-2489 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:AlN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.081"
                    }, 
                    {
                        "value": "3.086"
                    }, 
                    {
                        "value": "3.096"
                    }, 
                    {
                        "value": "3.106"
                    }, 
                    {
                        "value": "3.112"
                    }, 
                    {
                        "value": "5.039"
                    }, 
                    {
                        "value": "5.037"
                    }, 
                    {
                        "value": "5.018"
                    }, 
                    {
                        "value": "4.996"
                    }, 
                    {
                        "value": "4.978"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of AlN"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure-Property Relations of Hot-Pressed Silicon Carbide-Aluminum Nitride Compositions at Room and Elevated Temperatures, A.H. Lubis, N.L. Hecht, and G.A. Graves,Jr., Journal of the American Ceramic Society, Vol. 82 9, pp. 2481-2489 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:AlN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.217"
                    }, 
                    {
                        "value": "3.224"
                    }, 
                    {
                        "value": "3.233"
                    }, 
                    {
                        "value": "3.245"
                    }, 
                    {
                        "value": "3.261"
                    }, 
                    {
                        "uncertainty": "0.003", 
                        "value": "3.209"
                    }, 
                    {
                        "uncertainty": "0.006", 
                        "value": "3.208"
                    }, 
                    {
                        "uncertainty": "0.014", 
                        "value": "3.208"
                    }, 
                    {
                        "uncertainty": "0.006", 
                        "value": "3.220"
                    }, 
                    {
                        "uncertainty": "0.007", 
                        "value": "3.230"
                    }, 
                    {
                        "uncertainty": "0.012", 
                        "value": "3.233"
                    }, 
                    {
                        "uncertainty": "0.005", 
                        "value": "3.250"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Crystal"
                            }, 
                            {
                                "value": "Crystal"
                            }, 
                            {
                                "value": "Crystal"
                            }, 
                            {
                                "value": "Crystal"
                            }, 
                            {
                                "value": "Crystal"
                            }, 
                            {
                                "value": "Bulk"
                            }, 
                            {
                                "value": "Bulk"
                            }, 
                            {
                                "value": "Bulk"
                            }, 
                            {
                                "value": "Bulk"
                            }, 
                            {
                                "value": "Bulk"
                            }, 
                            {
                                "value": "Bulk"
                            }, 
                            {
                                "value": "Bulk"
                            }
                        ], 
                        "name": "Density Type"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of AlN"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure-Property Relations of Hot-Pressed Silicon Carbide-Aluminum Nitride Compositions at Room and Elevated Temperatures, A.H. Lubis, N.L. Hecht, and G.A. Graves,Jr., Journal of the American Ceramic Society, Vol. 82 9, pp. 2481-2489 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:AlN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "450"
                    }, 
                    {
                        "value": "415"
                    }, 
                    {
                        "value": "393"
                    }, 
                    {
                        "value": "327"
                    }, 
                    {
                        "value": "321"
                    }, 
                    {
                        "value": "319"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of AlN"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure-Property Relations of Hot-Pressed Silicon Carbide-Aluminum Nitride Compositions at Room and Elevated Temperatures, A.H. Lubis, N.L. Hecht, and G.A. Graves,Jr., Journal of the American Ceramic Society, Vol. 82 9, pp. 2481-2489 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:AlN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "73", 
                        "value": "487"
                    }, 
                    {
                        "uncertainty": "76", 
                        "value": "535"
                    }, 
                    {
                        "uncertainty": "110", 
                        "value": "600"
                    }, 
                    {
                        "uncertainty": "100", 
                        "value": "550"
                    }, 
                    {
                        "uncertainty": "59", 
                        "value": "344"
                    }, 
                    {
                        "uncertainty": "37", 
                        "value": "291"
                    }, 
                    {
                        "uncertainty": "21", 
                        "value": "284"
                    }, 
                    {
                        "value": "482"
                    }, 
                    {
                        "value": "389"
                    }, 
                    {
                        "value": "362"
                    }, 
                    {
                        "value": "255"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "90"
                            }
                        ], 
                        "name": "Mole Fraction of AlN"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure-Property Relations of Hot-Pressed Silicon Carbide-Aluminum Nitride Compositions at Room and Elevated Temperatures, A.H. Lubis, N.L. Hecht, and G.A. Graves,Jr., Journal of the American Ceramic Society, Vol. 82 9, pp. 2481-2489 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:AlN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "2.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of AlN"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure-Property Relations of Hot-Pressed Silicon Carbide-Aluminum Nitride Compositions at Room and Elevated Temperatures, A.H. Lubis, N.L. Hecht, and G.A. Graves,Jr., Journal of the American Ceramic Society, Vol. 82 9, pp. 2481-2489 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:AlN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "21.4"
                    }, 
                    {
                        "value": "18.2"
                    }, 
                    {
                        "value": "17.5"
                    }, 
                    {
                        "value": "17.2"
                    }, 
                    {
                        "value": "15.4"
                    }, 
                    {
                        "value": "13.9"
                    }, 
                    {
                        "value": "11.0"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of AlN"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure-Property Relations of Hot-Pressed Silicon Carbide-Aluminum Nitride Compositions at Room and Elevated Temperatures, A.H. Lubis, N.L. Hecht, and G.A. Graves,Jr., Journal of the American Ceramic Society, Vol. 82 9, pp. 2481-2489 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:AlN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.168"
                    }, 
                    {
                        "value": "0.179"
                    }, 
                    {
                        "value": "0.187"
                    }, 
                    {
                        "value": "0.208"
                    }, 
                    {
                        "value": "0.233"
                    }, 
                    {
                        "value": "0.240"
                    }, 
                    {
                        "value": "0.249"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of AlN"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure-Property Relations of Hot-Pressed Silicon Carbide-Aluminum Nitride Compositions at Room and Elevated Temperatures, A.H. Lubis, N.L. Hecht, and G.A. Graves,Jr., Journal of the American Ceramic Society, Vol. 82 9, pp. 2481-2489 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:AlN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "194"
                    }, 
                    {
                        "value": "174"
                    }, 
                    {
                        "value": "163"
                    }, 
                    {
                        "value": "143"
                    }, 
                    {
                        "value": "128"
                    }, 
                    {
                        "value": "124"
                    }, 
                    {
                        "value": "123"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of AlN"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure-Property Relations of Hot-Pressed Silicon Carbide-Aluminum Nitride Compositions at Room and Elevated Temperatures, A.H. Lubis, N.L. Hecht, and G.A. Graves,Jr., Journal of the American Ceramic Society, Vol. 82 9, pp. 2481-2489 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:AlN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.4", 
                        "value": "5.0"
                    }, 
                    {
                        "uncertainty": "0.6", 
                        "value": "5.4"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "5.6"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "5.6"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "5.8"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "6.0"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "5.9"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of AlN"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Properties of Bulk Polycrystalline CVD Diamond, C.J.H. Wort, C.G. Sweeney, M.A. Copper, G.A. Scarsbrook, and R.S. Sussmann, Diamond and Related Materials, Vol. 3, pp. 1158-1167 (1994), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.82"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "420"
                    }, 
                    {
                        "value": "780"
                    }, 
                    {
                        "value": "990"
                    }, 
                    {
                        "value": "1300"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "173"
                            }, 
                            {
                                "value": "273"
                            }, 
                            {
                                "value": "373"
                            }, 
                            {
                                "value": "445"
                            }, 
                            {
                                "value": "573"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Properties of Bulk Polycrystalline CVD Diamond, C.J.H. Wort, C.G. Sweeney, M.A. Copper, G.A. Scarsbrook, and R.S. Sussmann, Diamond and Related Materials, Vol. 3, pp. 1158-1167 (1994), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "370"
                    }, 
                    {
                        "value": "510"
                    }, 
                    {
                        "value": "660"
                    }, 
                    {
                        "value": "730"
                    }, 
                    {
                        "value": "800"
                    }, 
                    {
                        "value": "830"
                    }, 
                    {
                        "value": "840"
                    }, 
                    {
                        "value": "830"
                    }, 
                    {
                        "value": "840"
                    }, 
                    {
                        "value": "810"
                    }, 
                    {
                        "value": "775"
                    }, 
                    {
                        "value": "2680"
                    }, 
                    {
                        "value": "2470"
                    }, 
                    {
                        "value": "2270"
                    }, 
                    {
                        "value": "2150"
                    }, 
                    {
                        "value": "2040"
                    }, 
                    {
                        "value": "1830"
                    }, 
                    {
                        "value": "1720"
                    }, 
                    {
                        "value": "1510"
                    }, 
                    {
                        "value": "1390"
                    }, 
                    {
                        "value": "1175"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "225"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "275"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "225"
                            }, 
                            {
                                "value": "245"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "295"
                            }, 
                            {
                                "value": "325"
                            }, 
                            {
                                "value": "345"
                            }, 
                            {
                                "value": "390"
                            }, 
                            {
                                "value": "435"
                            }, 
                            {
                                "value": "485"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }
                        ], 
                        "name": "Sample Quality"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Properties of Bulk Polycrystalline CVD Diamond, C.J.H. Wort, C.G. Sweeney, M.A. Copper, G.A. Scarsbrook, and R.S. Sussmann, Diamond and Related Materials, Vol. 3, pp. 1158-1167 (1994), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "11.7"
                    }, 
                    {
                        "value": "10.2"
                    }, 
                    {
                        "value": "9.2"
                    }, 
                    {
                        "value": "7.3"
                    }, 
                    {
                        "value": "6.3"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "1.7"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "35.1"
                    }, 
                    {
                        "value": "25.8"
                    }, 
                    {
                        "value": "18.9"
                    }, 
                    {
                        "value": "14.1"
                    }, 
                    {
                        "value": "11.1"
                    }, 
                    {
                        "value": "8.6"
                    }, 
                    {
                        "value": "7.2"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "2.7"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "225"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "275"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "245"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "295"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "345"
                            }, 
                            {
                                "value": "390"
                            }, 
                            {
                                "value": "435"
                            }, 
                            {
                                "value": "485"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }
                        ], 
                        "name": "Sample Quality"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Properties of Bulk Polycrystalline CVD Diamond, C.J.H. Wort, C.G. Sweeney, M.A. Copper, G.A. Scarsbrook, and R.S. Sussmann, Diamond and Related Materials, Vol. 3, pp. 1158-1167 (1994), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "1.0"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "296"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SrO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Garrett"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "GN-10"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.33"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySrO", 
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            {
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                    {
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            }, 
            {
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                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Garrett"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
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                    {
                        "value": "GN-10"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "283"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SrO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Garrett"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "GN-10"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "174", 
                        "value": "707"
                    }, 
                    {
                        "uncertainty": "35", 
                        "value": "609"
                    }, 
                    {
                        "uncertainty": "45", 
                        "value": "649"
                    }, 
                    {
                        "uncertainty": "42", 
                        "value": "675"
                    }, 
                    {
                        "uncertainty": "5", 
                        "value": "697"
                    }, 
                    {
                        "uncertainty": "48", 
                        "value": "537"
                    }, 
                    {
                        "uncertainty": "63", 
                        "value": "621"
                    }, 
                    {
                        "uncertainty": "49", 
                        "value": "513"
                    }, 
                    {
                        "uncertainty": "47", 
                        "value": "523"
                    }, 
                    {
                        "uncertainty": "75", 
                        "value": "596"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "MPa/s", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "0.0333"
                            }, 
                            {
                                "value": "0.3333"
                            }, 
                            {
                                "value": "3.3333"
                            }, 
                            {
                                "value": "33.333"
                            }, 
                            {
                                "value": "0.033"
                            }, 
                            {
                                "value": "33.333"
                            }, 
                            {
                                "value": "0.0333"
                            }, 
                            {
                                "value": "0.3333"
                            }, 
                            {
                                "value": "3.3333"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "mm/s", 
                        "scalars": [
                            {
                                "value": "0.000083"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Crosshead Speed"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SrO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Garrett"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
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                    {
                        "value": "GN-10"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "83", 
                        "value": "779"
                    }, 
                    {
                        "uncertainty": "63", 
                        "value": "444"
                    }, 
                    {
                        "uncertainty": "40", 
                        "value": "563"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "MPa/s", 
                        "scalars": [
                            {
                                "value": "-"
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                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "mm/s", 
                        "scalars": [
                            {
                                "value": "0.0004"
                            }, 
                            {
                                "value": "0.000004"
                            }, 
                            {
                                "value": "0.0004"
                            }
                        ], 
                        "name": "Crosshead Speed"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SrO,Y"
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                ], 
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            }, 
            {
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                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Garrett"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
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                    {
                        "value": "GN-10"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "127", 
                        "value": "604"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "MPa/s", 
                        "scalars": [
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "mm/s", 
                        "scalars": [
                            {
                                "value": "0.000083"
                            }
                        ], 
                        "name": "Crosshead Speed"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SrO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Garrett"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "GN-10"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "3.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "units": "mm/s", 
                        "scalars": [
                            {
                                "value": "0.008"
                            }
                        ], 
                        "name": "Crosshead Speed"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SrO,Y"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Garrett"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "GN-10"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.25"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SrO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Garrett"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "GN-10"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "586"
                    }, 
                    {
                        "value": "514"
                    }, 
                    {
                        "value": "472"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Knoop Microhardness Anisotropy of Single-Crystal Stoichiometric MgAl2O4 Spinel, Y. Akimune and R.C. Bradt, Journal of the American Ceramic Society, Vol. 70 4, pp. C-84-C-86 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Union Carbide"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "17.6"
                    }, 
                    {
                        "value": "17.4"
                    }, 
                    {
                        "value": "16.6"
                    }, 
                    {
                        "value": "15.2"
                    }, 
                    {
                        "value": "14.5"
                    }, 
                    {
                        "value": "15.2"
                    }, 
                    {
                        "value": "16.6"
                    }, 
                    {
                        "value": "17.4"
                    }, 
                    {
                        "value": "17.7"
                    }, 
                    {
                        "value": "14.8"
                    }, 
                    {
                        "value": "14.8"
                    }, 
                    {
                        "value": "14.9"
                    }, 
                    {
                        "value": "14.9"
                    }, 
                    {
                        "value": "14.8"
                    }, 
                    {
                        "value": "14.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "(100)"
                            }, 
                            {
                                "value": "(100)"
                            }, 
                            {
                                "value": "(100)"
                            }, 
                            {
                                "value": "(100)"
                            }, 
                            {
                                "value": "(100)"
                            }, 
                            {
                                "value": "(100)"
                            }, 
                            {
                                "value": "(100)"
                            }, 
                            {
                                "value": "(100)"
                            }, 
                            {
                                "value": "(100)"
                            }, 
                            {
                                "value": "(111)"
                            }, 
                            {
                                "value": "(111)"
                            }, 
                            {
                                "value": "(111)"
                            }, 
                            {
                                "value": "(111)"
                            }, 
                            {
                                "value": "(111)"
                            }, 
                            {
                                "value": "(111)"
                            }
                        ], 
                        "name": "Indentation Plane"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "001"
                            }, 
                            {
                                "value": "001"
                            }, 
                            {
                                "value": "001"
                            }, 
                            {
                                "value": "001"
                            }, 
                            {
                                "value": "001"
                            }, 
                            {
                                "value": "001"
                            }, 
                            {
                                "value": "001"
                            }, 
                            {
                                "value": "001"
                            }, 
                            {
                                "value": "001"
                            }, 
                            {
                                "minimum": "-1", 
                                "maximum": "12"
                            }, 
                            {
                                "minimum": "-1", 
                                "maximum": "12"
                            }, 
                            {
                                "minimum": "-1", 
                                "maximum": "12"
                            }, 
                            {
                                "minimum": "-1", 
                                "maximum": "12"
                            }, 
                            {
                                "minimum": "-1", 
                                "maximum": "12"
                            }, 
                            {
                                "minimum": "-1", 
                                "maximum": "12"
                            }
                        ], 
                        "name": "Reference Direction"
                    }, 
                    {
                        "units": "degrees", 
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "11.25"
                            }, 
                            {
                                "value": "22.50"
                            }, 
                            {
                                "value": "33.75"
                            }, 
                            {
                                "value": "45.00"
                            }, 
                            {
                                "value": "56.25"
                            }, 
                            {
                                "value": "67.50"
                            }, 
                            {
                                "value": "78.75"
                            }, 
                            {
                                "value": "90.00"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "105"
                            }, 
                            {
                                "value": "120"
                            }
                        ], 
                        "name": "Angle from Reference"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Perovskite-Type BaTiO3 Ceramics Containing Particulate SiC - Part II, H.J. Hwang and K. Niihara, Journal of Materials Science, Vol. 33, pp. 549-558 (1998), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Barium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "94"
                    }, 
                    {
                        "value": "129"
                    }, 
                    {
                        "value": "141"
                    }, 
                    {
                        "value": "141"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.9"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "96.2"
                            }, 
                            {
                                "value": "95.8"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Perovskite-Type BaTiO3 Ceramics Containing Particulate SiC - Part II, H.J. Hwang and K. Niihara, Journal of Materials Science, Vol. 33, pp. 549-558 (1998), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Barium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "174"
                    }, 
                    {
                        "value": "282"
                    }, 
                    {
                        "value": "350"
                    }, 
                    {
                        "value": "305"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.9"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "96.2"
                            }, 
                            {
                                "value": "95.8"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Perovskite-Type BaTiO3 Ceramics Containing Particulate SiC - Part II, H.J. Hwang and K. Niihara, Journal of Materials Science, Vol. 33, pp. 549-558 (1998), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Barium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.86"
                    }, 
                    {
                        "value": "0.99"
                    }, 
                    {
                        "value": "1.22"
                    }, 
                    {
                        "value": "1.19"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.9"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "96.2"
                            }, 
                            {
                                "value": "95.8"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Perovskite-Type BaTiO3 Ceramics Containing Particulate SiC - Part II, H.J. Hwang and K. Niihara, Journal of Materials Science, Vol. 33, pp. 549-558 (1998), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Barium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.35"
                    }, 
                    {
                        "value": "0.84"
                    }, 
                    {
                        "value": "0.48"
                    }, 
                    {
                        "value": "0.35"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.9"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "96.2"
                            }, 
                            {
                                "value": "95.8"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Perovskite-Type BaTiO3 Ceramics Containing Particulate SiC - Part II, H.J. Hwang and K. Niihara, Journal of Materials Science, Vol. 33, pp. 549-558 (1998), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Barium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.96"
                    }, 
                    {
                        "value": "7.67"
                    }, 
                    {
                        "value": "9.15"
                    }, 
                    {
                        "value": "9.23"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.9"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "96.2"
                            }, 
                            {
                                "value": "95.8"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.17"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "427"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "52", 
                        "value": "402"
                    }, 
                    {
                        "uncertainty": "71", 
                        "value": "417"
                    }, 
                    {
                        "uncertainty": "39", 
                        "value": "511"
                    }, 
                    {
                        "uncertainty": "47", 
                        "value": "419"
                    }, 
                    {
                        "uncertainty": "14", 
                        "value": "462"
                    }, 
                    {
                        "uncertainty": "83", 
                        "value": "423"
                    }, 
                    {
                        "uncertainty": "32", 
                        "value": "489"
                    }, 
                    {
                        "uncertainty": "42", 
                        "value": "416"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Annealing Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Annealing Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "24.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Conductivity of BeO Single Crystals, G.A. Slack and S.B. Austerman, Journal of Applied Physics, Vol. 42 12, pp. 4713-4717 (1971), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "13700"
                    }, 
                    {
                        "value": "11600"
                    }, 
                    {
                        "value": "6700"
                    }, 
                    {
                        "value": "4000"
                    }, 
                    {
                        "value": "1360"
                    }, 
                    {
                        "value": "720"
                    }, 
                    {
                        "value": "480"
                    }, 
                    {
                        "value": "370"
                    }, 
                    {
                        "value": "230"
                    }, 
                    {
                        "value": "160"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Constants of Boron Nitride, M. Grimsditch, E.S. Zouboulis, and A. Polian, Journal of Applied Physics, Vol. 76 2, pp. 832-834 (1994), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Boron nitride (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "400"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Constants of Boron Nitride, M. Grimsditch, E.S. Zouboulis, and A. Polian, Journal of Applied Physics, Vol. 76 2, pp. 832-834 (1994), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Boron nitride (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "matrices": [
                    [
                        [
                            {
                                "value": "820"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "0"
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                                "value": "0"
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                                "value": "190"
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                            {
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                            {
                                "value": "0"
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                        [
                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "480"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
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                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ]
                    ]
                ], 
                "name": "Elasticity Tensor"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Properties of Polycrytalline Scandium and Thulium Sesquioxides, S.L. Dole, O. Hunter,Jr., and F.W. Calderwood, Journal of the American Ceramic Society, Vol. 60 3, pp. 167-168 (1977), published by American Ceramic Society."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
                    {
                        "value": "Sc-O"
                    }
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            {
                "scalars": [
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                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "221.3"
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                    {
                        "value": "214.3"
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                    {
                        "value": "197.9"
                    }, 
                    {
                        "value": "188.5"
                    }, 
                    {
                        "value": "182.7"
                    }, 
                    {
                        "value": "176.8"
                    }, 
                    {
                        "value": "171.0"
                    }, 
                    {
                        "value": "161.6"
                    }, 
                    {
                        "value": "158.1"
                    }, 
                    {
                        "value": "154.6"
                    }, 
                    {
                        "value": "146.4"
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                    {
                        "value": "148.7"
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                    {
                        "value": "139.4"
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                    {
                        "value": "116.0"
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                    {
                        "value": "104.3"
                    }, 
                    {
                        "value": "56.3"
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                    {
                        "value": "221.4"
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                    {
                        "value": "218.2"
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                    {
                        "value": "218.0"
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                    {
                        "value": "216.8"
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                    {
                        "value": "215.7"
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                    {
                        "value": "214.5"
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                    {
                        "value": "213.2"
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                    {
                        "value": "212.0"
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                    {
                        "value": "210.8"
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                    {
                        "value": "209.6"
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                    {
                        "value": "208.4"
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                    {
                        "value": "206.1"
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                    {
                        "value": "204.9"
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                    {
                        "value": "202.6"
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                    {
                        "value": "199.3"
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                    {
                        "value": "198.1"
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                    {
                        "value": "196.8"
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                    {
                        "value": "194.5"
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                    {
                        "value": "193.3"
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                    {
                        "value": "189.9"
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                    {
                        "value": "187.6"
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                    {
                        "value": "145.6"
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                    {
                        "value": "144.3"
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                    {
                        "value": "144.2"
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                    {
                        "value": "143.0"
                    }, 
                    {
                        "value": "141.7"
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                    {
                        "value": "140.5"
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                    {
                        "value": "138.3"
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                    {
                        "value": "137.0"
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                    {
                        "value": "135.8"
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                    {
                        "value": "134.6"
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                    {
                        "value": "132.3"
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                    {
                        "value": "131.1"
                    }, 
                    {
                        "value": "129.9"
                    }, 
                    {
                        "value": "128.7"
                    }, 
                    {
                        "value": "127.5"
                    }, 
                    {
                        "value": "126.3"
                    }, 
                    {
                        "value": "125.1"
                    }, 
                    {
                        "value": "122.7"
                    }, 
                    {
                        "value": "121.5"
                    }, 
                    {
                        "value": "120.2"
                    }, 
                    {
                        "value": "118.0"
                    }
                ], 
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                "conditions": [
                    {
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                            {
                                "value": "0.003"
                            }, 
                            {
                                "value": "0.012"
                            }, 
                            {
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                            {
                                "value": "0.065"
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                            {
                                "value": "0.078"
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                                "value": "0.227"
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                                "value": "0.308"
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                            {
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                                "value": "0.1424"
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                            {
                                "value": "0.1424"
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                                "value": "0.1424"
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                                "value": "0.1424"
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                                "value": "0.1424"
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                                "value": "0.1424"
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                                "value": "0.1424"
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                                "value": "0.1424"
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                                "value": "0.1424"
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                                "value": "0.1424"
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                                "value": "0.1424"
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                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
                            }, 
                            {
                                "value": "23"
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                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "97"
                            }, 
                            {
                                "value": "143"
                            }, 
                            {
                                "value": "221"
                            }, 
                            {
                                "value": "245"
                            }, 
                            {
                                "value": "315"
                            }, 
                            {
                                "value": "385"
                            }, 
                            {
                                "value": "447"
                            }, 
                            {
                                "value": "517"
                            }, 
                            {
                                "value": "579"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "719"
                            }, 
                            {
                                "value": "790"
                            }, 
                            {
                                "value": "859"
                            }, 
                            {
                                "value": "952"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1075"
                            }, 
                            {
                                "value": "1170"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1330"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "95"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "204"
                            }, 
                            {
                                "value": "282"
                            }, 
                            {
                                "value": "352"
                            }, 
                            {
                                "value": "422"
                            }, 
                            {
                                "value": "492"
                            }, 
                            {
                                "value": "562"
                            }, 
                            {
                                "value": "632"
                            }, 
                            {
                                "value": "694"
                            }, 
                            {
                                "value": "757"
                            }, 
                            {
                                "value": "834"
                            }, 
                            {
                                "value": "873"
                            }, 
                            {
                                "value": "928"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1075"
                            }, 
                            {
                                "value": "1170"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1330"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
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                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Properties of Polycrytalline Scandium and Thulium Sesquioxides, S.L. Dole, O. Hunter,Jr., and F.W. Calderwood, Journal of the American Ceramic Society, Vol. 60 3, pp. 167-168 (1977), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Scandium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Sc2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sc-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "89.0"
                    }, 
                    {
                        "value": "86.7"
                    }, 
                    {
                        "value": "79.7"
                    }, 
                    {
                        "value": "76.2"
                    }, 
                    {
                        "value": "71.5"
                    }, 
                    {
                        "value": "70.3"
                    }, 
                    {
                        "value": "68.0"
                    }, 
                    {
                        "value": "64.5"
                    }, 
                    {
                        "value": "61.0"
                    }, 
                    {
                        "value": "61.0"
                    }, 
                    {
                        "value": "57.4"
                    }, 
                    {
                        "value": "58.6"
                    }, 
                    {
                        "value": "53.9"
                    }, 
                    {
                        "value": "46.9"
                    }, 
                    {
                        "value": "41.1"
                    }, 
                    {
                        "value": "23.5"
                    }, 
                    {
                        "value": "88.1"
                    }, 
                    {
                        "value": "87.9"
                    }, 
                    {
                        "value": "87.8"
                    }, 
                    {
                        "value": "86.6"
                    }, 
                    {
                        "value": "87.5"
                    }, 
                    {
                        "value": "86.3"
                    }, 
                    {
                        "value": "86.0"
                    }, 
                    {
                        "value": "85.9"
                    }, 
                    {
                        "value": "84.7"
                    }, 
                    {
                        "value": "84.5"
                    }, 
                    {
                        "value": "83.2"
                    }, 
                    {
                        "value": "83.0"
                    }, 
                    {
                        "value": "82.8"
                    }, 
                    {
                        "value": "81.6"
                    }, 
                    {
                        "value": "80.3"
                    }, 
                    {
                        "value": "80.1"
                    }, 
                    {
                        "value": "78.9"
                    }, 
                    {
                        "value": "77.6"
                    }, 
                    {
                        "value": "76.3"
                    }, 
                    {
                        "value": "75.1"
                    }, 
                    {
                        "value": "73.8"
                    }, 
                    {
                        "value": "57.4"
                    }, 
                    {
                        "value": "57.2"
                    }, 
                    {
                        "value": "57.0"
                    }, 
                    {
                        "value": "56.9"
                    }, 
                    {
                        "value": "55.7"
                    }, 
                    {
                        "value": "55.5"
                    }, 
                    {
                        "value": "55.3"
                    }, 
                    {
                        "value": "55.2"
                    }, 
                    {
                        "value": "54.0"
                    }, 
                    {
                        "value": "52.7"
                    }, 
                    {
                        "value": "52.5"
                    }, 
                    {
                        "value": "52.3"
                    }, 
                    {
                        "value": "52.1"
                    }, 
                    {
                        "value": "51.9"
                    }, 
                    {
                        "value": "50.8"
                    }, 
                    {
                        "value": "50.6"
                    }, 
                    {
                        "value": "50.4"
                    }, 
                    {
                        "value": "49.2"
                    }, 
                    {
                        "value": "48.9"
                    }, 
                    {
                        "value": "48.7"
                    }, 
                    {
                        "value": "46.4"
                    }, 
                    {
                        "value": "46.1"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.003"
                            }, 
                            {
                                "value": "0.012"
                            }, 
                            {
                                "value": "0.061"
                            }, 
                            {
                                "value": "0.065"
                            }, 
                            {
                                "value": "0.078"
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                            {
                                "value": "0.095"
                            }, 
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                                "value": "0.101"
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                                "value": "0.119"
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                            {
                                "value": "0.126"
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                                "value": "0.133"
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                                "value": "0.138"
                            }, 
                            {
                                "value": "0.144"
                            }, 
                            {
                                "value": "0.158"
                            }, 
                            {
                                "value": "0.192"
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                                "value": "0.227"
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                                "value": "0.308"
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                                "value": "0.0057"
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                                "value": "0.0057"
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                                "value": "0.0057"
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                                "value": "0.0057"
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                                "value": "0.0057"
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                                "value": "0.0057"
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                            {
                                "value": "0.0057"
                            }, 
                            {
                                "value": "0.0057"
                            }, 
                            {
                                "value": "0.0057"
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                            {
                                "value": "0.0057"
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                            {
                                "value": "0.0057"
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                            {
                                "value": "0.0057"
                            }, 
                            {
                                "value": "0.0057"
                            }, 
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                                "value": "0.0057"
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                                "value": "0.0057"
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                                "value": "0.1424"
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                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }, 
                            {
                                "value": "0.1424"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "89"
                            }, 
                            {
                                "value": "144"
                            }, 
                            {
                                "value": "206"
                            }, 
                            {
                                "value": "246"
                            }, 
                            {
                                "value": "316"
                            }, 
                            {
                                "value": "386"
                            }, 
                            {
                                "value": "441"
                            }, 
                            {
                                "value": "511"
                            }, 
                            {
                                "value": "581"
                            }, 
                            {
                                "value": "651"
                            }, 
                            {
                                "value": "714"
                            }, 
                            {
                                "value": "784"
                            }, 
                            {
                                "value": "862"
                            }, 
                            {
                                "value": "940"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1075"
                            }, 
                            {
                                "value": "1170"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1330"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "145"
                            }, 
                            {
                                "value": "168"
                            }, 
                            {
                                "value": "238"
                            }, 
                            {
                                "value": "301"
                            }, 
                            {
                                "value": "363"
                            }, 
                            {
                                "value": "418"
                            }, 
                            {
                                "value": "488"
                            }, 
                            {
                                "value": "558"
                            }, 
                            {
                                "value": "629"
                            }, 
                            {
                                "value": "699"
                            }, 
                            {
                                "value": "769"
                            }, 
                            {
                                "value": "832"
                            }, 
                            {
                                "value": "879"
                            }, 
                            {
                                "value": "941"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1075"
                            }, 
                            {
                                "value": "1170"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1330"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrytalline Scandium and Thulium Sesquioxides, S.L. Dole, O. Hunter,Jr., and F.W. Calderwood, Journal of the American Ceramic Society, Vol. 60 3, pp. 167-168 (1977), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Thulium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Th2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Tm-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "167.9"
                    }, 
                    {
                        "value": "164.5"
                    }, 
                    {
                        "value": "162.3"
                    }, 
                    {
                        "value": "161.2"
                    }, 
                    {
                        "value": "153.5"
                    }, 
                    {
                        "value": "145.8"
                    }, 
                    {
                        "value": "136.9"
                    }, 
                    {
                        "value": "125.8"
                    }, 
                    {
                        "value": "101.5"
                    }, 
                    {
                        "value": "98.2"
                    }, 
                    {
                        "value": "83.9"
                    }, 
                    {
                        "value": "78.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.065"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.097"
                            }, 
                            {
                                "value": "0.125"
                            }, 
                            {
                                "value": "0.183"
                            }, 
                            {
                                "value": "0.183"
                            }, 
                            {
                                "value": "0.215"
                            }, 
                            {
                                "value": "0.236"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrytalline Scandium and Thulium Sesquioxides, S.L. Dole, O. Hunter,Jr., and F.W. Calderwood, Journal of the American Ceramic Society, Vol. 60 3, pp. 167-168 (1977), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Thulium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Th2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Tm-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "63.6"
                    }, 
                    {
                        "value": "63.5"
                    }, 
                    {
                        "value": "62.4"
                    }, 
                    {
                        "value": "61.3"
                    }, 
                    {
                        "value": "59.1"
                    }, 
                    {
                        "value": "55.8"
                    }, 
                    {
                        "value": "52.4"
                    }, 
                    {
                        "value": "47.9"
                    }, 
                    {
                        "value": "37.9"
                    }, 
                    {
                        "value": "37.8"
                    }, 
                    {
                        "value": "31.2"
                    }, 
                    {
                        "value": "28.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.065"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.097"
                            }, 
                            {
                                "value": "0.125"
                            }, 
                            {
                                "value": "0.183"
                            }, 
                            {
                                "value": "0.183"
                            }, 
                            {
                                "value": "0.215"
                            }, 
                            {
                                "value": "0.236"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microhardness Load Size Effect in Individual Grains of a Gas Pressure Sintered Silicon Nitride, J. Dusza and M. Steen, Journal of the American Ceramic Society, Vol. 81 11, pp. 3022-3024 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "22.1"
                    }, 
                    {
                        "value": "17.9"
                    }, 
                    {
                        "value": "17.0"
                    }, 
                    {
                        "value": "15.6"
                    }, 
                    {
                        "value": "16.1"
                    }, 
                    {
                        "value": "15.6"
                    }, 
                    {
                        "value": "15.2"
                    }, 
                    {
                        "value": "14.2"
                    }, 
                    {
                        "value": "14.2"
                    }, 
                    {
                        "value": "13.8"
                    }, 
                    {
                        "value": "45.0"
                    }, 
                    {
                        "value": "38.1"
                    }, 
                    {
                        "value": "30.3"
                    }, 
                    {
                        "value": "28.9"
                    }, 
                    {
                        "value": "27.6"
                    }, 
                    {
                        "value": "26.6"
                    }, 
                    {
                        "value": "24.3"
                    }, 
                    {
                        "value": "23.4"
                    }, 
                    {
                        "value": "23.0"
                    }, 
                    {
                        "value": "21.6"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "basal"
                            }, 
                            {
                                "value": "basal"
                            }, 
                            {
                                "value": "basal"
                            }, 
                            {
                                "value": "basal"
                            }, 
                            {
                                "value": "basal"
                            }, 
                            {
                                "value": "basal"
                            }, 
                            {
                                "value": "basal"
                            }, 
                            {
                                "value": "basal"
                            }, 
                            {
                                "value": "basal"
                            }, 
                            {
                                "value": "basal"
                            }, 
                            {
                                "value": "prismatic"
                            }, 
                            {
                                "value": "prismatic"
                            }, 
                            {
                                "value": "prismatic"
                            }, 
                            {
                                "value": "prismatic"
                            }, 
                            {
                                "value": "prismatic"
                            }, 
                            {
                                "value": "prismatic"
                            }, 
                            {
                                "value": "prismatic"
                            }, 
                            {
                                "value": "prismatic"
                            }, 
                            {
                                "value": "prismatic"
                            }, 
                            {
                                "value": "prismatic"
                            }
                        ], 
                        "name": "Plane"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.9"
                            }, 
                            {
                                "value": "1.7"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "4.1"
                            }, 
                            {
                                "value": "4.8"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "6.6"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "3.2"
                            }, 
                            {
                                "value": "3.7"
                            }, 
                            {
                                "value": "4.3"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "6.0"
                            }, 
                            {
                                "value": "6.5"
                            }
                        ], 
                        "name": "Diagonal Length"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Iron and Boron Carbide on the Densification and Mechanical Properties of Titanium Diboride Ceramics, E.S. Kang, C.W. Jang, C.H. Lee, C.H. Kim, and D.K. Kim, Journal of the American Ceramic Society, Vol. 72 20, pp. 1868-1872 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xB4C.yFe", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "TiB2"
                    }, 
                    {
                        "value": "B4C"
                    }, 
                    {
                        "value": "Fe"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.5-x"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "0.5"
                            }
                        ], 
                        "name": "Mass Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Iron and Boron Carbide on the Densification and Mechanical Properties of Titanium Diboride Ceramics, E.S. Kang, C.W. Jang, C.H. Lee, C.H. Kim, and D.K. Kim, Journal of the American Ceramic Society, Vol. 72 20, pp. 1868-1872 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xB4C.yFe", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Fe"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }
                        ], 
                        "name": "Sintering Aid Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Iron and Boron Carbide on the Densification and Mechanical Properties of Titanium Diboride Ceramics, E.S. Kang, C.W. Jang, C.H. Lee, C.H. Kim, and D.K. Kim, Journal of the American Ceramic Society, Vol. 72 20, pp. 1868-1872 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xB4C.yFe", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "270"
                    }, 
                    {
                        "value": "410"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "340"
                    }, 
                    {
                        "value": "210"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Mass Fraction of B4C"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Iron and Boron Carbide on the Densification and Mechanical Properties of Titanium Diboride Ceramics, E.S. Kang, C.W. Jang, C.H. Lee, C.H. Kim, and D.K. Kim, Journal of the American Ceramic Society, Vol. 72 20, pp. 1868-1872 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xB4C.yFe", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "5.1"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Mass Fraction of B4C"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Iron and Boron Carbide on the Densification and Mechanical Properties of Titanium Diboride Ceramics, E.S. Kang, C.W. Jang, C.H. Lee, C.H. Kim, and D.K. Kim, Journal of the American Ceramic Society, Vol. 72 20, pp. 1868-1872 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xB4C.yFe", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "8.7"
                    }, 
                    {
                        "value": "6.2"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "2.5"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Mass Fraction of B4C"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Hardness Anisotropy of $\\alpha$-Si3N4 Crystal, K. Niihara and T. Hirai, Journal of Materials Science, Vol. 13, pp. 2276-2278 (1978), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "47"
                    }, 
                    {
                        "value": "41"
                    }, 
                    {
                        "value": "34"
                    }, 
                    {
                        "value": "31"
                    }, 
                    {
                        "value": "27"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "28"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "35"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "36"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "27.3"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "25.7"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "27.4"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "25.4"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "34.2"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "30.9"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "34.1"
                    }, 
                    {
                        "uncertainty": "0.7", 
                        "value": "31.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Knoop"
                            }, 
                            {
                                "value": "Knoop"
                            }, 
                            {
                                "value": "Knoop"
                            }, 
                            {
                                "value": "Knoop"
                            }, 
                            {
                                "value": "Knoop"
                            }, 
                            {
                                "value": "Knoop"
                            }, 
                            {
                                "value": "Knoop"
                            }, 
                            {
                                "value": "Knoop"
                            }
                        ], 
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                    }, 
                    {
                        "units": "g", 
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                                "value": "25"
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                            {
                                "value": "50"
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                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
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                            {
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                    }, 
                    {
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                                "value": "(10-10)"
                            }, 
                            {
                                "value": "(10-10)"
                            }, 
                            {
                                "value": "(10-10)"
                            }, 
                            {
                                "value": "(10-10)"
                            }, 
                            {
                                "value": "(10-10)"
                            }, 
                            {
                                "value": "(0001)"
                            }, 
                            {
                                "value": "(10-10)"
                            }, 
                            {
                                "value": "(11-20)"
                            }, 
                            {
                                "value": "(0001)"
                            }, 
                            {
                                "value": "(0001)"
                            }, 
                            {
                                "value": "(0001)"
                            }, 
                            {
                                "value": "(0001)"
                            }, 
                            {
                                "value": "(10-10)"
                            }, 
                            {
                                "value": "(10-10)"
                            }, 
                            {
                                "value": "(11-20)"
                            }, 
                            {
                                "value": "(11-20)"
                            }
                        ], 
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                    }, 
                    {
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                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
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                            {
                                "value": "-"
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                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
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                            {
                                "value": "-"
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                            {
                                "value": "-"
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                            {
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                                "maximum": "10"
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                            {
                                "minimum": "11", 
                                "maximum": "20"
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                            {
                                "minimum": "1", 
                                "maximum": "100"
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                            {
                                "minimum": "1", 
                                "maximum": "210"
                            }, 
                            {
                                "value": "0001"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "210"
                            }, 
                            {
                                "value": "0001"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "100"
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                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Effect of Oxygen on the Thermal Conductivity of Aluminium Nitride Ceramics, J. Jarrige, J.P. Lecompte, J. Mullot, and G. Muller, Journal of the European Ceramic Society, Vol. 17 15, pp. 1891-1895 (1997), published by Elsevier Science Ltd.."
            }
        ], 
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xYF3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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            }, 
            {
                "scalars": [
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                        "value": "99"
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                    {
                        "value": "140"
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                    {
                        "value": "168"
                    }, 
                    {
                        "value": "198"
                    }, 
                    {
                        "value": "175"
                    }, 
                    {
                        "value": "164"
                    }, 
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "165"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "187"
                    }, 
                    {
                        "value": "185"
                    }, 
                    {
                        "value": "177"
                    }, 
                    {
                        "value": "164"
                    }, 
                    {
                        "value": "173"
                    }, 
                    {
                        "value": "185"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
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                            {
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                                "value": "3"
                            }, 
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                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
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                        ], 
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                    }, 
                    {
                        "units": "%", 
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                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
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                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Mass Fraction of YF3"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Sintering, Oxidation and Mechanical Properties of Hot Pressed Aluminium Nitride, P. Boch, J.C. Glandus, J. Jarrige, J.P. Lecompte, and J. Mexmain, Ceramics International, Vol. 8 1, pp. 34-40 (1982), published by Elsevier Applied Science."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "1.4"
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                        "value": "0.9"
                    }, 
                    {
                        "value": "0.7"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "value": "0.2"
                    }, 
                    {
                        "value": "0.15"
                    }, 
                    {
                        "value": "0.3"
                    }, 
                    {
                        "value": "0.2"
                    }, 
                    {
                        "value": "0.1"
                    }, 
                    {
                        "value": "0.25"
                    }, 
                    {
                        "value": "0.15"
                    }, 
                    {
                        "value": "0.03"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "minimum": "0", 
                                "maximum": "1"
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                            {
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                                "maximum": "17"
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                            {
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                            {
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                    {
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                                "value": "1680"
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                            {
                                "value": "1680"
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                                "value": "1620"
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                            {
                                "value": "1490"
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                            {
                                "value": "1490"
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                            {
                                "value": "1420"
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                            {
                                "value": "1420"
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                            {
                                "value": "1420"
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                            {
                                "value": "1300"
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                            {
                                "value": "1300"
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                            {
                                "value": "1300"
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                        ], 
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                    }
                ], 
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        ]
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                "name": "Sintering"
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        ], 
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            {
                "citation": "Sintering, Oxidation and Mechanical Properties of Hot Pressed Aluminium Nitride, P. Boch, J.C. Glandus, J. Jarrige, J.P. Lecompte, and J. Mexmain, Ceramics International, Vol. 8 1, pp. 34-40 (1982), published by Elsevier Applied Science."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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        "properties": [
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                    }
                ], 
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            {
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            }, 
            {
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                    {
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                    {
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                        "value": "N2"
                    }
                ], 
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                                "value": "4"
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                                "value": "3"
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                            {
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                    }, 
                    {
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                                "value": "Reactant"
                            }, 
                            {
                                "value": "Reactant"
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                            {
                                "value": "Product"
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                    {
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                                "value": "1"
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                        ], 
                        "name": "Reaction Number"
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                ], 
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            }
        ]
    }, 
    {
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Sintering, Oxidation and Mechanical Properties of Hot Pressed Aluminium Nitride, P. Boch, J.C. Glandus, J. Jarrige, J.P. Lecompte, and J. Mexmain, Ceramics International, Vol. 8 1, pp. 34-40 (1982), published by Elsevier Applied Science."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    {
                        "value": "Al-N"
                    }
                ], 
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            {
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                ], 
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            {
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                    {
                        "value": "2.71"
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                    {
                        "value": "3.16"
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                    {
                        "value": "3.26"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "17"
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                            {
                                "value": "12"
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                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "1400"
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                            {
                                "value": "1500"
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                            {
                                "value": "1550"
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                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
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                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
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            }
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    {
        "category": "system.chemical", 
        "preparation": [
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                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering, Oxidation and Mechanical Properties of Hot Pressed Aluminium Nitride, P. Boch, J.C. Glandus, J. Jarrige, J.P. Lecompte, and J. Mexmain, Ceramics International, Vol. 8 1, pp. 34-40 (1982), published by Elsevier Applied Science."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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        "properties": [
            {
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                    {
                        "value": "Al-N"
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            {
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            }, 
            {
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                        "value": "315"
                    }, 
                    {
                        "value": "213"
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                    {
                        "value": "112"
                    }
                ], 
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                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
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                            {
                                "value": "20"
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
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    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
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        ], 
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            {
                "citation": "Sintering, Oxidation and Mechanical Properties of Hot Pressed Aluminium Nitride, P. Boch, J.C. Glandus, J. Jarrige, J.P. Lecompte, and J. Mexmain, Ceramics International, Vol. 8 1, pp. 34-40 (1982), published by Elsevier Applied Science."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
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            {
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            {
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                    {
                        "value": "326"
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                    {
                        "value": "286"
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                    {
                        "value": "229"
                    }, 
                    {
                        "value": "235"
                    }, 
                    {
                        "value": "235"
                    }, 
                    {
                        "value": "241"
                    }, 
                    {
                        "value": "241"
                    }, 
                    {
                        "value": "369"
                    }, 
                    {
                        "value": "361"
                    }, 
                    {
                        "value": "384"
                    }, 
                    {
                        "value": "348"
                    }, 
                    {
                        "value": "227"
                    }, 
                    {
                        "value": "169"
                    }, 
                    {
                        "value": "155"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
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                            {
                                "value": "400"
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                            {
                                "value": "600"
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                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
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                            {
                                "value": "1100"
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                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
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                            {
                                "value": "23"
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                            {
                                "value": "23"
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                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
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                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
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                            {
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                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "5.8"
                            }, 
                            {
                                "value": "11.3"
                            }, 
                            {
                                "value": "14.4"
                            }, 
                            {
                                "value": "17.5"
                            }, 
                            {
                                "value": "19.9"
                            }
                        ], 
                        "name": "Porosity"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering, Oxidation and Mechanical Properties of Hot Pressed Aluminium Nitride, P. Boch, J.C. Glandus, J. Jarrige, J.P. Lecompte, and J. Mexmain, Ceramics International, Vol. 8 1, pp. 34-40 (1982), published by Elsevier Applied Science."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "11.4"
                    }, 
                    {
                        "value": "9.5"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "16.0"
                    }, 
                    {
                        "value": "14.2"
                    }, 
                    {
                        "value": "11.9"
                    }, 
                    {
                        "value": "9.2"
                    }, 
                    {
                        "value": "8.7"
                    }, 
                    {
                        "value": "6.5"
                    }, 
                    {
                        "value": "5.9"
                    }, 
                    {
                        "value": "6.3"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "2.9"
                            }, 
                            {
                                "value": "9.3"
                            }, 
                            {
                                "value": "15.6"
                            }, 
                            {
                                "value": "16.2"
                            }, 
                            {
                                "value": "0.9"
                            }, 
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "4.3"
                            }, 
                            {
                                "value": "6.6"
                            }, 
                            {
                                "value": "7.0"
                            }, 
                            {
                                "value": "11.7"
                            }, 
                            {
                                "value": "12.2"
                            }, 
                            {
                                "value": "12.7"
                            }, 
                            {
                                "value": "19.0"
                            }, 
                            {
                                "value": "19.9"
                            }
                        ], 
                        "name": "Porosity"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering, Oxidation and Mechanical Properties of Hot Pressed Aluminium Nitride, P. Boch, J.C. Glandus, J. Jarrige, J.P. Lecompte, and J. Mexmain, Ceramics International, Vol. 8 1, pp. 34-40 (1982), published by Elsevier Applied Science."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.245"
                    }, 
                    {
                        "value": "0.228"
                    }, 
                    {
                        "value": "0.211"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering, Oxidation and Mechanical Properties of Hot Pressed Aluminium Nitride, P. Boch, J.C. Glandus, J. Jarrige, J.P. Lecompte, and J. Mexmain, Ceramics International, Vol. 8 1, pp. 34-40 (1982), published by Elsevier Applied Science."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "126"
                    }, 
                    {
                        "value": "87"
                    }, 
                    {
                        "value": "46"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Elastic Properties of Porous Silica Derived from Colloidal Gels, D. Ashkin, R.A. Haber, and J.B. Wachtman, Journal of the American Ceramic Society, Vol. 73 11, pp. 3376-3381 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silica (vitreous)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Noncrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.023", 
                        "value": "1.019"
                    }, 
                    {
                        "uncertainty": "0.033", 
                        "value": "0.639"
                    }, 
                    {
                        "uncertainty": "0.015", 
                        "value": "0.650"
                    }, 
                    {
                        "uncertainty": "0.036", 
                        "value": "0.557"
                    }, 
                    {
                        "uncertainty": "0.014", 
                        "value": "0.367"
                    }, 
                    {
                        "uncertainty": "0.006", 
                        "value": "0.294"
                    }, 
                    {
                        "uncertainty": "0.010", 
                        "value": "0.288"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Mass Fraction Col. Silica"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "95"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "75"
                            }
                        ], 
                        "name": "Mass Fraction Sol. Silicate"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "uncertainty": "0.005", 
                                "value": "0.431"
                            }, 
                            {
                                "uncertainty": "0.010", 
                                "value": "0.370"
                            }, 
                            {
                                "uncertainty": "0.012", 
                                "value": "0.353"
                            }, 
                            {
                                "uncertainty": "0.008", 
                                "value": "0.366"
                            }, 
                            {
                                "uncertainty": "0.006", 
                                "value": "0.345"
                            }, 
                            {
                                "uncertainty": "0.005", 
                                "value": "0.320"
                            }, 
                            {
                                "uncertainty": "0.003", 
                                "value": "0.340"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Measurement of Thermal Diffusivity of Reaction Bonded Silicon Nitride, J.J. Serra, M. Jaymes, and M. Cantarel, Journal de Physique, Vol. 47 2, pp. 635-639 (1986), published by Societe Francaise de Physique."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Disk"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "Si3N4"
                    }, 
                    {
                        "value": "Si3N4"
                    }, 
                    {
                        "value": "Si2ON2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "79"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "Trace amnt"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Measurement of Thermal Diffusivity of Reaction Bonded Silicon Nitride, J.J. Serra, M. Jaymes, and M. Cantarel, Journal de Physique, Vol. 47 2, pp. 635-639 (1986), published by Societe Francaise de Physique."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Disk"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.035"
                    }, 
                    {
                        "value": "0.030"
                    }, 
                    {
                        "value": "0.030"
                    }, 
                    {
                        "value": "0.029"
                    }, 
                    {
                        "value": "0.026"
                    }, 
                    {
                        "value": "0.026"
                    }, 
                    {
                        "value": "0.023"
                    }, 
                    {
                        "value": "0.023"
                    }, 
                    {
                        "value": "0.022"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "161"
                            }, 
                            {
                                "value": "397"
                            }, 
                            {
                                "value": "424"
                            }, 
                            {
                                "value": "493"
                            }, 
                            {
                                "value": "594"
                            }, 
                            {
                                "value": "642"
                            }, 
                            {
                                "value": "762"
                            }, 
                            {
                                "value": "821"
                            }, 
                            {
                                "value": "914"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Measurement of Thermal Diffusivity of Reaction Bonded Silicon Nitride, J.J. Serra, M. Jaymes, and M. Cantarel, Journal de Physique, Vol. 47 2, pp. 635-639 (1986), published by Societe Francaise de Physique."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Disk"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "Si3N4"
                    }, 
                    {
                        "value": "Si3N4"
                    }, 
                    {
                        "value": "Si2ON2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "91.0"
                            }, 
                            {
                                "value": "4.5"
                            }, 
                            {
                                "value": "4.5"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Measurement of Thermal Diffusivity of Reaction Bonded Silicon Nitride, J.J. Serra, M. Jaymes, and M. Cantarel, Journal de Physique, Vol. 47 2, pp. 635-639 (1986), published by Societe Francaise de Physique."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Disk"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.041"
                    }, 
                    {
                        "value": "0.034"
                    }, 
                    {
                        "value": "0.032"
                    }, 
                    {
                        "value": "0.026"
                    }, 
                    {
                        "value": "0.024"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "191"
                            }, 
                            {
                                "value": "336"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "618"
                            }, 
                            {
                                "value": "727"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Measurement of Thermal Diffusivity of Reaction Bonded Silicon Nitride, J.J. Serra, M. Jaymes, and M. Cantarel, Journal de Physique, Vol. 47 2, pp. 635-639 (1986), published by Societe Francaise de Physique."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Disk"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "Si3N4"
                    }, 
                    {
                        "value": "Si3N4"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "67"
                            }, 
                            {
                                "value": "33"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Measurement of Thermal Diffusivity of Reaction Bonded Silicon Nitride, J.J. Serra, M. Jaymes, and M. Cantarel, Journal de Physique, Vol. 47 2, pp. 635-639 (1986), published by Societe Francaise de Physique."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Disk"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.054"
                    }, 
                    {
                        "value": "0.048"
                    }, 
                    {
                        "value": "0.041"
                    }, 
                    {
                        "value": "0.037"
                    }, 
                    {
                        "value": "0.035"
                    }, 
                    {
                        "value": "0.031"
                    }, 
                    {
                        "value": "0.030"
                    }, 
                    {
                        "value": "0.027"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "315"
                            }, 
                            {
                                "value": "444"
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                            {
                                "value": "532"
                            }, 
                            {
                                "value": "593"
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                            {
                                "value": "717"
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                            {
                                "value": "812"
                            }, 
                            {
                                "value": "948"
                            }
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                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Preparation and Properties of Stable Dysprosium-Doped $\\alpha$-Sialon Ceramics, Z. Shen, T. Ekstrom, and M. Nygren, Journal of Materials Science, Vol. 32, pp. 1325-1332 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si12-4.5xAl4.5xO1.5xN16-1.5xDyx", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Dy"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "7.7812"
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                    {
                        "value": "7.7890"
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                        "value": "7.8124"
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                        "value": "7.8436"
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                        "value": "7.8592"
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                        "value": "5.6524"
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                    {
                        "value": "5.6605"
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                        "value": "5.6767"
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                    {
                        "value": "5.6848"
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                    {
                        "value": "5.7172"
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                    {
                        "value": "5.7334"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
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                                "value": "a"
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                            {
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                            {
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                            {
                                "value": "c"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
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                    }, 
                    {
                        "units": "formula units", 
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                                "value": "0.25"
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                            {
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                            {
                                "value": "0.40"
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                            {
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                            {
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                    }
                ], 
                "name": "Axis Length"
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        ]
    }, 
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                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Preparation and Properties of Stable Dysprosium-Doped $\\alpha$-Sialon Ceramics, Z. Shen, T. Ekstrom, and M. Nygren, Journal of Materials Science, Vol. 32, pp. 1325-1332 (1997), published by Chapman and Hall."
            }
        ], 
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si12-4.5xAl4.5xO1.5xN16-1.5xDyx", 
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                        "value": "Si-Al-O-N:Dy"
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                        "value": "3.57"
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                    {
                        "value": "3.63"
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                        "value": "3.67"
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                        "value": "3.69"
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                        "value": "3.78"
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                    {
                        "value": "3.80"
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                    {
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                ], 
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            }
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si12-4.5xAl4.5xO1.5xN16-1.5xDyx", 
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                            {
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            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si12-4.5xAl4.5xO1.5xN16-1.5xDyx", 
        "properties": [
            {
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                    {
                        "value": "Si-Al-O-N:Dy"
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            }, 
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                ], 
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                    {
                        "units": "formula units", 
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                                "value": "0.20"
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                            {
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                        ], 
                        "name": "x of Dyx"
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                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Powder"
            }
        ], 
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            {
                "citation": "Corrosion and Oxidation of Advanced Ceramics, K.G. Nickel, R. Danzer, G. Schneider, and G. Petzow, Powder Metallurgy International, Vol. 21 3, pp. 29-34 (1989), published by Consultants Bureau."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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        "properties": [
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                    }
                ], 
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            }, 
            {
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            {
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                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
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                        "scalars": [
                            {
                                "value": "0.5"
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                        ], 
                        "name": "Time"
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1535"
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                        ], 
                        "name": "Temperature"
                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Corrosion and Oxidation of Advanced Ceramics, K.G. Nickel, R. Danzer, G. Schneider, and G. Petzow, Powder Metallurgy International, Vol. 21 3, pp. 29-34 (1989), published by Consultants Bureau."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
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                    {
                        "value": "Si-N"
                    }
                ], 
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            }, 
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                                "value": "1460"
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                                "value": "1375"
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                            {
                                "value": "1365"
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                "citation": "Performance Verification of New, Low-Cost Ceramics, R.E. Tressler and M. McNallan, Projects Within the Center for Advanced Materials, pp. 64-75 (1987), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
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        "category": "system.chemical", 
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                "name": "Chemical Vapor Deposition"
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            {
                "citation": "Hardness and Fracture Toughness of CVD Diamond Film, N.V. Novikov and S.N. Dub, Diamond and Related Materials, Vol. 5, pp. 1026-1030 (1996), published by Elsevier Science S. A.."
            }
        ], 
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            {
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        ], 
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                    {
                        "value": "C"
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                ], 
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            }, 
            {
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            }, 
            {
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                ], 
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                "name": "Natural Specimen"
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        ], 
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            {
                "citation": "Hardness and Fracture Toughness of CVD Diamond Film, N.V. Novikov and S.N. Dub, Diamond and Related Materials, Vol. 5, pp. 1026-1030 (1996), published by Elsevier Science S. A.."
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        ], 
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            {
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        ], 
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                    {
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                ], 
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            {
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            }, 
            {
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                    {
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                ], 
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                    }
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            }
        ], 
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                    {
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            }, 
            {
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            }, 
            {
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                    {
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                ], 
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            {
                "citation": "Green Light to Aluminum Nitride, P.T.B. Shaffer, J.R. Schorr, and R.L. Hexemer, Ceramic Industry, Vol. 132 5, pp. 25-27 (1989), published by Corcoran Communications, Inc.."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                                "value": "23"
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        ]
    }, 
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            {
                "citation": "Green Light to Aluminum Nitride, P.T.B. Shaffer, J.R. Schorr, and R.L. Hexemer, Ceramic Industry, Vol. 132 5, pp. 25-27 (1989), published by Corcoran Communications, Inc.."
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        ], 
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            {
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            }
        ], 
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            {
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                            {
                                "value": "23"
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            {
                "citation": "Green Light to Aluminum Nitride, P.T.B. Shaffer, J.R. Schorr, and R.L. Hexemer, Ceramic Industry, Vol. 132 5, pp. 25-27 (1989), published by Corcoran Communications, Inc.."
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        ], 
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            }, 
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                                "value": "23"
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            {
                "citation": "Green Light to Aluminum Nitride, P.T.B. Shaffer, J.R. Schorr, and R.L. Hexemer, Ceramic Industry, Vol. 132 5, pp. 25-27 (1989), published by Corcoran Communications, Inc.."
            }
        ], 
        "names": [
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            {
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        ], 
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                                "value": "23"
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            {
                "citation": "Green Light to Aluminum Nitride, P.T.B. Shaffer, J.R. Schorr, and R.L. Hexemer, Ceramic Industry, Vol. 132 5, pp. 25-27 (1989), published by Corcoran Communications, Inc.."
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        ], 
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            {
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                "citation": "Green Light to Aluminum Nitride, P.T.B. Shaffer, J.R. Schorr, and R.L. Hexemer, Ceramic Industry, Vol. 132 5, pp. 25-27 (1989), published by Corcoran Communications, Inc.."
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                "citation": "Green Light to Aluminum Nitride, P.T.B. Shaffer, J.R. Schorr, and R.L. Hexemer, Ceramic Industry, Vol. 132 5, pp. 25-27 (1989), published by Corcoran Communications, Inc.."
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        ], 
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            {
                "citation": "Green Light to Aluminum Nitride, P.T.B. Shaffer, J.R. Schorr, and R.L. Hexemer, Ceramic Industry, Vol. 132 5, pp. 25-27 (1989), published by Corcoran Communications, Inc.."
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        ], 
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                "citation": "Green Light to Aluminum Nitride, P.T.B. Shaffer, J.R. Schorr, and R.L. Hexemer, Ceramic Industry, Vol. 132 5, pp. 25-27 (1989), published by Corcoran Communications, Inc.."
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        ], 
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                "citation": "Green Light to Aluminum Nitride, P.T.B. Shaffer, J.R. Schorr, and R.L. Hexemer, Ceramic Industry, Vol. 132 5, pp. 25-27 (1989), published by Corcoran Communications, Inc.."
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        ], 
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            {
                "citation": "Green Light to Aluminum Nitride, P.T.B. Shaffer, J.R. Schorr, and R.L. Hexemer, Ceramic Industry, Vol. 132 5, pp. 25-27 (1989), published by Corcoran Communications, Inc.."
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                "citation": "Green Light to Aluminum Nitride, P.T.B. Shaffer, J.R. Schorr, and R.L. Hexemer, Ceramic Industry, Vol. 132 5, pp. 25-27 (1989), published by Corcoran Communications, Inc.."
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                "citation": "Green Light to Aluminum Nitride, P.T.B. Shaffer, J.R. Schorr, and R.L. Hexemer, Ceramic Industry, Vol. 132 5, pp. 25-27 (1989), published by Corcoran Communications, Inc.."
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                "citation": "Green Light to Aluminum Nitride, P.T.B. Shaffer, J.R. Schorr, and R.L. Hexemer, Ceramic Industry, Vol. 132 5, pp. 25-27 (1989), published by Corcoran Communications, Inc.."
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                        "value": "840.06"
                    }, 
                    {
                        "value": "857.75"
                    }, 
                    {
                        "value": "874.75"
                    }, 
                    {
                        "value": "889.04"
                    }, 
                    {
                        "value": "902.64"
                    }, 
                    {
                        "value": "914.89"
                    }, 
                    {
                        "value": "925.09"
                    }, 
                    {
                        "value": "934.61"
                    }, 
                    {
                        "value": "942.10"
                    }, 
                    {
                        "value": "948.22"
                    }, 
                    {
                        "value": "953.66"
                    }, 
                    {
                        "value": "957.06"
                    }, 
                    {
                        "value": "959.10"
                    }, 
                    {
                        "value": "959.78"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.15"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2300"
                            }, 
                            {
                                "value": "2400"
                            }, 
                            {
                                "value": "2500"
                            }
                        ], 
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                    }, 
                    {
                        "units": "J$\\cdot$mol$\\cdot$K$^{-1}$", 
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                                "value": "32.31"
                            }, 
                            {
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                            }, 
                            {
                                "value": "40.09"
                            }, 
                            {
                                "value": "42.43"
                            }, 
                            {
                                "value": "44.39"
                            }, 
                            {
                                "value": "46.15"
                            }, 
                            {
                                "value": "47.74"
                            }, 
                            {
                                "value": "49.16"
                            }, 
                            {
                                "value": "50.46"
                            }, 
                            {
                                "value": "51.67"
                            }, 
                            {
                                "value": "52.76"
                            }, 
                            {
                                "value": "53.81"
                            }, 
                            {
                                "value": "54.68"
                            }, 
                            {
                                "value": "55.52"
                            }, 
                            {
                                "value": "56.27"
                            }, 
                            {
                                "value": "56.90"
                            }, 
                            {
                                "value": "57.49"
                            }, 
                            {
                                "value": "57.95"
                            }, 
                            {
                                "value": "58.32"
                            }, 
                            {
                                "value": "58.66"
                            }, 
                            {
                                "value": "58.87"
                            }, 
                            {
                                "value": "58.99"
                            }, 
                            {
                                "value": "59.04"
                            }
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                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Hot Isostatic Pressing"
            }
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            {
                "citation": "Elastic Moduli of Transparent Yttria, O. Yeheskel and O. Tevet, Journal of the American Ceramic Society, Vol. 82 1, pp. 136-144 (1999), published by American Ceramic Society."
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            }
        ], 
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                    {
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                    {
                        "value": "148.5"
                    }, 
                    {
                        "value": "146.9"
                    }, 
                    {
                        "value": "144.5"
                    }, 
                    {
                        "value": "116.6"
                    }, 
                    {
                        "value": "125.6"
                    }
                ], 
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                                "value": "112B"
                            }, 
                            {
                                "value": "113C"
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                            {
                                "value": "131E"
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                            {
                                "value": "123B"
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                                "value": "123A"
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                            }, 
                            {
                                "value": "116A"
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                                "value": "114A"
                            }
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                    }, 
                    {
                        "units": "g/cm$^{3}$", 
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                                "value": "5.045"
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                            {
                                "value": "5.011"
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                            {
                                "value": "5.001"
                            }, 
                            {
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                            }, 
                            {
                                "value": "5.028"
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                            {
                                "value": "4.882"
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                            {
                                "value": "4.816"
                            }
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                    }
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        ]
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        "category": "system.chemical", 
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            {
                "citation": "Elastic Moduli of Transparent Yttria, O. Yeheskel and O. Tevet, Journal of the American Ceramic Society, Vol. 82 1, pp. 136-144 (1999), published by American Ceramic Society."
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        ], 
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            {
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            {
                "scalars": [
                    {
                        "value": "188.0"
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                    {
                        "value": "182.4"
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                    {
                        "value": "177.6"
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                    {
                        "value": "178.4"
                    }, 
                    {
                        "value": "174.3"
                    }, 
                    {
                        "value": "177.9"
                    }, 
                    {
                        "value": "133.7"
                    }, 
                    {
                        "value": "156.9"
                    }
                ], 
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                                "value": "112B"
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                            {
                                "value": "113C"
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                            {
                                "value": "131E"
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                                "value": "116A"
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                    }, 
                    {
                        "units": "g/cm$^{3}$", 
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                            {
                                "value": "5.011"
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                            {
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                                "value": "5.001"
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                            {
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                                "value": "4.816"
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                    {
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                    {
                        "value": "0.302"
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                    {
                        "value": "0.295"
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                    {
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                    {
                        "value": "0.292"
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                ], 
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                    {
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                    {
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                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
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                                "value": "Longitudinal"
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                            }, 
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                "citation": "High Temperature Properties of Titanium Diboride, V. Mandorf, J. Hartwig, and E.J. Seldin, High Temperature Materials II, pp. 455-467 (1963), edited by G.M. Ault, W.F. Barclay, and H.P. Munger, published by Gordon and Breach Science Publishers."
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                "name": "NIST_SRD-30"
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        ], 
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                    {
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                    {
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                        "value": "0.20"
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                    {
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                    {
                        "value": "0.11"
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                ], 
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                            {
                                "value": "2000"
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                            {
                                "value": "1600"
                            }
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                    }, 
                    {
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                                "value": "52.5"
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                            {
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                            {
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        ], 
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            }, 
            {
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                    {
                        "value": "360"
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                    {
                        "value": "360"
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                    {
                        "value": "360"
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                    {
                        "value": "360"
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                    {
                        "value": "360"
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                        "value": "350"
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                    {
                        "value": "320"
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                    {
                        "value": "290"
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                    {
                        "value": "250"
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                    {
                        "value": "220"
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                    {
                        "value": "430"
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                    {
                        "value": "420"
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                    {
                        "value": "410"
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                    {
                        "value": "410"
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                    {
                        "value": "400"
                    }, 
                    {
                        "value": "390"
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                    {
                        "value": "360"
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                    {
                        "value": "340"
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                ], 
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                                "value": "23"
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                            {
                                "value": "190"
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                            {
                                "value": "410"
                            }, 
                            {
                                "value": "630"
                            }, 
                            {
                                "value": "810"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
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                                "value": "2000"
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                            {
                                "value": "2000"
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                    }, 
                    {
                        "units": "g/cm$^{2}$", 
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                            {
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                            }, 
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                            }, 
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                            }, 
                            {
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                            }, 
                            {
                                "value": "4.07"
                            }, 
                            {
                                "value": "4.07"
                            }, 
                            {
                                "value": "4.21"
                            }, 
                            {
                                "value": "4.21"
                            }, 
                            {
                                "value": "4.21"
                            }, 
                            {
                                "value": "4.21"
                            }, 
                            {
                                "value": "4.21"
                            }, 
                            {
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            {
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                    {
                        "value": "240"
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                            }, 
                            {
                                "minimum": "190", 
                                "maximum": "270"
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                            }, 
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                                "value": "tension"
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                            {
                                "value": "compress"
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                ], 
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            }
        ]
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                "name": "Natural Specimen"
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                "citation": "Nitrogen in Diamond:  Evidence from Thermal Conducitivty, R. Berman, P.R.W. Hudson, and M. Martinez, Journal of Physics C: Solid State Physics, Vol. 8, pp. L430-L434 (1975), published by IOP Publishing Ltd."
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            {
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            {
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                    {
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                        "value": "2400"
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                        "value": "13000"
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                    {
                        "value": "10000"
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                        "value": "2800"
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                    {
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                    {
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                    {
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                    {
                        "value": "1400"
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                                "value": "IIa"
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                                "value": "Ib"
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                                "value": "Ib"
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                                "value": "Ib"
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                                "value": "Ib"
                            }, 
                            {
                                "value": "Ib"
                            }, 
                            {
                                "value": "Ib"
                            }, 
                            {
                                "value": "Ib"
                            }, 
                            {
                                "value": "Ib"
                            }, 
                            {
                                "value": "Ib"
                            }, 
                            {
                                "value": "Ib"
                            }, 
                            {
                                "value": "Ib"
                            }, 
                            {
                                "value": "Ib"
                            }, 
                            {
                                "value": "Ib"
                            }, 
                            {
                                "value": "Ib"
                            }, 
                            {
                                "value": "Ib"
                            }, 
                            {
                                "value": "Ib"
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                            {
                                "value": "Ib"
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                                "value": "Ia"
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                                "value": "Ia"
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                                "value": "Ia"
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                                "value": "Ia"
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                            {
                                "value": "Ia"
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                                "value": "Ia"
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                            {
                                "value": "Ia"
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                            {
                                "value": "Ia"
                            }, 
                            {
                                "value": "Ia"
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                            {
                                "value": "Ia"
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                            {
                                "value": "Ia"
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                            {
                                "value": "Ia"
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                            {
                                "value": "Ia"
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                            {
                                "value": "Ia"
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                            {
                                "value": "Ia"
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                            {
                                "value": "Ia"
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                            {
                                "value": "Ia"
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                            {
                                "value": "Ia"
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                            {
                                "value": "Ia"
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                            {
                                "value": "Ia"
                            }, 
                            {
                                "value": "Ia"
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                            {
                                "value": "Ia"
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                            {
                                "value": "Ia"
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                "citation": "Thermal Expansion of the Hexagonal (4H) Polytype of SiC, Z. Li and R.C. Bradt, Journal of Applied Physics, Vol. 60 2, pp. 612-614 (1986), published by American Institute of Physics."
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                    {
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                        "value": "10.117"
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                    {
                        "value": "10.126"
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                            {
                                "value": "a"
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                            {
                                "value": "c"
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                    {
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                            {
                                "value": "3.97"
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                            {
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                            {
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                    {
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                            {
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                            {
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                    {
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                                "value": "100"
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                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
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                            {
                                "value": "800"
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                            {
                                "value": "1000"
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        ]
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            {
                "name": "Sintering"
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        ], 
        "chemicalFormula": "ZrO2.xAl2O3.ySiO2.zY2O3", 
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                    {
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            {
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                    {
                        "value": "243"
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                    {
                        "value": "238"
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                    {
                        "value": "256"
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                    {
                        "value": "142"
                    }, 
                    {
                        "value": "160"
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                    {
                        "value": "155"
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                    {
                        "value": "100"
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                            {
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                            {
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        ], 
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                            {
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                            {
                                "value": "1600"
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                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
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                    {
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                                "value": "98.20"
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                            {
                                "value": "99.10"
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                            {
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                            {
                                "value": "99.33"
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                                "value": "97.58"
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                            {
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                            {
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                "name": "Sintering"
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                "citation": "Effect of Yttria on Mechanical and Microstructural Properties of Reaction Sintered Mullite-Zirconia Composites, K. Das, B. Mukherjee, and G. Banerjee, Journal of the European Ceramic Society, Vol. 18, pp. 1771-1777 (1998), published by Elsevier Science Ltd.."
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        ], 
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        ], 
        "chemicalFormula": "ZrO2.xAl2O3.ySiO2.zY2O3", 
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        ], 
        "chemicalFormula": "ZrO2.xAl2O3.ySiO2.zY2O3", 
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                ], 
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                                "value": "0"
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                                "value": "3"
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                            {
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                            {
                                "value": "7"
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        ]
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    {
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        ], 
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                    {
                        "value": "5.162"
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                ], 
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                        "units": "%", 
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                                "value": "8.13"
                            }, 
                            {
                                "value": "11.09"
                            }, 
                            {
                                "value": "12.08"
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                            {
                                "value": "15.52"
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                            {
                                "value": "17.88"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
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                ], 
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        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Crystal Growth"
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        ], 
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                "citation": "Single-Crystal Elastic Constants of Yttria-Stabilized Zirconia in the Range 20 \u00b0C to 700 \u00b0C, H.M. Kandil, J.D. Greiner, and J.F. Smith, Journal of the American Ceramic Society, Vol. 67 5, pp. 341-346 (1984), published by American Ceramic Society."
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        ], 
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                ], 
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                            {
                                "value": "17.88"
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                    }, 
                    {
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                            {
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                            {
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                            {
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                            {
                                "value": "5.861"
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                    }
                ], 
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        ]
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        ], 
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                            {
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                            {
                                "value": "15.5"
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                            {
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                            {
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                            {
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                            {
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                            {
                                "value": "17.9"
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                            {
                                "value": "17.9"
                            }, 
                            {
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                            }, 
                            {
                                "value": "17.9"
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                            {
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                            {
                                "value": "11.1"
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                            {
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                            {
                                "value": "11.1"
                            }, 
                            {
                                "value": "11.1"
                            }, 
                            {
                                "value": "11.1"
                            }, 
                            {
                                "value": "11.1"
                            }, 
                            {
                                "value": "12.1"
                            }, 
                            {
                                "value": "12.1"
                            }, 
                            {
                                "value": "12.1"
                            }, 
                            {
                                "value": "12.1"
                            }, 
                            {
                                "value": "12.1"
                            }, 
                            {
                                "value": "12.1"
                            }, 
                            {
                                "value": "12.1"
                            }, 
                            {
                                "value": "12.1"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "17.9"
                            }, 
                            {
                                "value": "17.9"
                            }, 
                            {
                                "value": "17.9"
                            }, 
                            {
                                "value": "17.9"
                            }, 
                            {
                                "value": "17.9"
                            }, 
                            {
                                "value": "17.9"
                            }, 
                            {
                                "value": "17.9"
                            }, 
                            {
                                "value": "17.9"
                            }, 
                            {
                                "value": "11.1"
                            }, 
                            {
                                "value": "11.1"
                            }, 
                            {
                                "value": "11.1"
                            }, 
                            {
                                "value": "11.1"
                            }, 
                            {
                                "value": "11.1"
                            }, 
                            {
                                "value": "11.1"
                            }, 
                            {
                                "value": "11.1"
                            }, 
                            {
                                "value": "11.1"
                            }, 
                            {
                                "value": "12.1"
                            }, 
                            {
                                "value": "12.1"
                            }, 
                            {
                                "value": "12.1"
                            }, 
                            {
                                "value": "12.1"
                            }, 
                            {
                                "value": "12.1"
                            }, 
                            {
                                "value": "12.1"
                            }, 
                            {
                                "value": "12.1"
                            }, 
                            {
                                "value": "12.1"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "17.9"
                            }, 
                            {
                                "value": "17.9"
                            }, 
                            {
                                "value": "17.9"
                            }, 
                            {
                                "value": "17.9"
                            }, 
                            {
                                "value": "17.9"
                            }, 
                            {
                                "value": "17.9"
                            }, 
                            {
                                "value": "17.9"
                            }, 
                            {
                                "value": "17.9"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "matrices": [
                    [
                        [
                            {
                                "value": "353.8"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "56.2"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ]
                    ]
                ], 
                "name": "Elasticity Tensor"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Heat Capacity of MgSiN2 Between 8 and 800 K, R.J. Bruls, H.T. Hintzen, R. Metselaar, and J.C. van Miltenburg, Journal of Physical Chemistry B, Vol. 102, pp. 7871-7876 (1998), published by American Chemical Society."
            }
        ], 
        "names": [
            "Magnesium silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgSiN2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0.17"
                    }, 
                    {
                        "value": "1.36"
                    }, 
                    {
                        "value": "5.01"
                    }, 
                    {
                        "value": "14.1"
                    }, 
                    {
                        "value": "29.4"
                    }, 
                    {
                        "value": "50.8"
                    }, 
                    {
                        "value": "77.2"
                    }, 
                    {
                        "value": "107"
                    }, 
                    {
                        "value": "139"
                    }, 
                    {
                        "value": "173"
                    }, 
                    {
                        "value": "207"
                    }, 
                    {
                        "value": "242"
                    }, 
                    {
                        "value": "278"
                    }, 
                    {
                        "value": "313"
                    }, 
                    {
                        "value": "348"
                    }, 
                    {
                        "value": "383"
                    }, 
                    {
                        "value": "416"
                    }, 
                    {
                        "value": "449"
                    }, 
                    {
                        "value": "481"
                    }, 
                    {
                        "value": "512"
                    }, 
                    {
                        "value": "542"
                    }, 
                    {
                        "value": "571"
                    }, 
                    {
                        "value": "599"
                    }, 
                    {
                        "value": "626"
                    }, 
                    {
                        "value": "652"
                    }, 
                    {
                        "value": "677"
                    }, 
                    {
                        "value": "701"
                    }, 
                    {
                        "value": "723"
                    }, 
                    {
                        "value": "745"
                    }, 
                    {
                        "value": "768"
                    }, 
                    {
                        "value": "788"
                    }, 
                    {
                        "value": "807"
                    }, 
                    {
                        "value": "825"
                    }, 
                    {
                        "value": "842"
                    }, 
                    {
                        "value": "859"
                    }, 
                    {
                        "value": "875"
                    }, 
                    {
                        "value": "890"
                    }, 
                    {
                        "value": "904"
                    }, 
                    {
                        "value": "917"
                    }, 
                    {
                        "value": "930"
                    }, 
                    {
                        "value": "943"
                    }, 
                    {
                        "value": "955"
                    }, 
                    {
                        "value": "965"
                    }, 
                    {
                        "value": "975"
                    }, 
                    {
                        "value": "985"
                    }, 
                    {
                        "value": "994"
                    }, 
                    {
                        "value": "1002"
                    }, 
                    {
                        "value": "1010"
                    }, 
                    {
                        "value": "1018"
                    }, 
                    {
                        "value": "1025"
                    }, 
                    {
                        "value": "1032"
                    }, 
                    {
                        "value": "1039"
                    }, 
                    {
                        "value": "1045"
                    }, 
                    {
                        "value": "1051"
                    }, 
                    {
                        "value": "1057"
                    }, 
                    {
                        "value": "1063"
                    }, 
                    {
                        "value": "1068"
                    }, 
                    {
                        "value": "1073"
                    }, 
                    {
                        "value": "1078"
                    }, 
                    {
                        "value": "1083"
                    }, 
                    {
                        "value": "1088"
                    }, 
                    {
                        "value": "1092"
                    }, 
                    {
                        "value": "1096"
                    }, 
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "1103"
                    }, 
                    {
                        "value": "1107"
                    }, 
                    {
                        "value": "1110"
                    }, 
                    {
                        "value": "1112"
                    }, 
                    {
                        "value": "1114"
                    }, 
                    {
                        "value": "1116"
                    }, 
                    {
                        "value": "1118"
                    }, 
                    {
                        "value": "1119"
                    }, 
                    {
                        "value": "1120"
                    }, 
                    {
                        "value": "1121"
                    }, 
                    {
                        "value": "1121"
                    }, 
                    {
                        "value": "1122"
                    }, 
                    {
                        "value": "1122"
                    }, 
                    {
                        "value": "1121"
                    }, 
                    {
                        "value": "1121"
                    }, 
                    {
                        "value": "1121"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "310"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "360"
                            }, 
                            {
                                "value": "370"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "390"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "420"
                            }, 
                            {
                                "value": "430"
                            }, 
                            {
                                "value": "440"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "460"
                            }, 
                            {
                                "value": "470"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "490"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "510"
                            }, 
                            {
                                "value": "520"
                            }, 
                            {
                                "value": "530"
                            }, 
                            {
                                "value": "540"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "560"
                            }, 
                            {
                                "value": "570"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "590"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "610"
                            }, 
                            {
                                "value": "620"
                            }, 
                            {
                                "value": "630"
                            }, 
                            {
                                "value": "640"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "660"
                            }, 
                            {
                                "value": "670"
                            }, 
                            {
                                "value": "680"
                            }, 
                            {
                                "value": "690"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "710"
                            }, 
                            {
                                "value": "720"
                            }, 
                            {
                                "value": "730"
                            }, 
                            {
                                "value": "740"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "760"
                            }, 
                            {
                                "value": "770"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "790"
                            }, 
                            {
                                "value": "800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.014"
                            }, 
                            {
                                "value": "0.109"
                            }, 
                            {
                                "value": "0.403"
                            }, 
                            {
                                "value": "1.133"
                            }, 
                            {
                                "value": "2.367"
                            }, 
                            {
                                "value": "4.088"
                            }, 
                            {
                                "value": "6.206"
                            }, 
                            {
                                "value": "8.593"
                            }, 
                            {
                                "value": "11.154"
                            }, 
                            {
                                "value": "13.912"
                            }, 
                            {
                                "value": "16.650"
                            }, 
                            {
                                "value": "19.484"
                            }, 
                            {
                                "value": "22.337"
                            }, 
                            {
                                "value": "25.183"
                            }, 
                            {
                                "value": "28.001"
                            }, 
                            {
                                "value": "30.774"
                            }, 
                            {
                                "value": "33.488"
                            }, 
                            {
                                "value": "36.135"
                            }, 
                            {
                                "value": "38.708"
                            }, 
                            {
                                "value": "41.201"
                            }, 
                            {
                                "value": "43.612"
                            }, 
                            {
                                "value": "45.938"
                            }, 
                            {
                                "value": "48.181"
                            }, 
                            {
                                "value": "50.340"
                            }, 
                            {
                                "value": "52.416"
                            }, 
                            {
                                "value": "54.410"
                            }, 
                            {
                                "value": "56.325"
                            }, 
                            {
                                "value": "58.161"
                            }, 
                            {
                                "value": "59.921"
                            }, 
                            {
                                "value": "61.713"
                            }, 
                            {
                                "value": "63.32"
                            }, 
                            {
                                "value": "64.86"
                            }, 
                            {
                                "value": "66.32"
                            }, 
                            {
                                "value": "67.73"
                            }, 
                            {
                                "value": "69.06"
                            }, 
                            {
                                "value": "70.33"
                            }, 
                            {
                                "value": "71.53"
                            }, 
                            {
                                "value": "72.67"
                            }, 
                            {
                                "value": "73.75"
                            }, 
                            {
                                "value": "74.78"
                            }, 
                            {
                                "value": "75.86"
                            }, 
                            {
                                "value": "76.77"
                            }, 
                            {
                                "value": "77.62"
                            }, 
                            {
                                "value": "78.42"
                            }, 
                            {
                                "value": "79.19"
                            }, 
                            {
                                "value": "79.91"
                            }, 
                            {
                                "value": "80.59"
                            }, 
                            {
                                "value": "81.24"
                            }, 
                            {
                                "value": "81.85"
                            }, 
                            {
                                "value": "82.43"
                            }, 
                            {
                                "value": "83.00"
                            }, 
                            {
                                "value": "83.53"
                            }, 
                            {
                                "value": "84.04"
                            }, 
                            {
                                "value": "84.54"
                            }, 
                            {
                                "value": "85.01"
                            }, 
                            {
                                "value": "85.46"
                            }, 
                            {
                                "value": "85.89"
                            }, 
                            {
                                "value": "86.31"
                            }, 
                            {
                                "value": "86.71"
                            }, 
                            {
                                "value": "87.09"
                            }, 
                            {
                                "value": "87.46"
                            }, 
                            {
                                "value": "87.80"
                            }, 
                            {
                                "value": "88.13"
                            }, 
                            {
                                "value": "88.43"
                            }, 
                            {
                                "value": "88.72"
                            }, 
                            {
                                "value": "88.98"
                            }, 
                            {
                                "value": "89.21"
                            }, 
                            {
                                "value": "89.42"
                            }, 
                            {
                                "value": "89.61"
                            }, 
                            {
                                "value": "89.76"
                            }, 
                            {
                                "value": "89.89"
                            }, 
                            {
                                "value": "90.00"
                            }, 
                            {
                                "value": "90.08"
                            }, 
                            {
                                "value": "90.13"
                            }, 
                            {
                                "value": "90.17"
                            }, 
                            {
                                "value": "90.18"
                            }, 
                            {
                                "value": "90.18"
                            }, 
                            {
                                "value": "90.17"
                            }, 
                            {
                                "value": "90.15"
                            }, 
                            {
                                "value": "90.14"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of Al2O3-Particle Dis pered Y2O3- Partially Stabilized Zirconia, J.F. Li and R. Watanabe, Journal of the American Ceramic Society, Vol. 78 4, pp. 1079-1082 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "Y2O3"
                    }, 
                    {
                        "value": "Al2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "(100-x)$\\cdot$0.97"
                            }, 
                            {
                                "value": "(100-x)$\\cdot$0.03"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Mole Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of Al2O3-Particle Dis pered Y2O3- Partially Stabilized Zirconia, J.F. Li and R. Watanabe, Journal of the American Ceramic Society, Vol. 78 4, pp. 1079-1082 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Y2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Sintering Aid Molar Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of Al2O3-Particle Dis pered Y2O3- Partially Stabilized Zirconia, J.F. Li and R. Watanabe, Journal of the American Ceramic Society, Vol. 78 4, pp. 1079-1082 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.041"
                    }, 
                    {
                        "value": "5.814"
                    }, 
                    {
                        "value": "5.633"
                    }, 
                    {
                        "value": "5.394"
                    }, 
                    {
                        "value": "5.814"
                    }, 
                    {
                        "value": "5.631"
                    }, 
                    {
                        "value": "5.423"
                    }, 
                    {
                        "value": "5.851"
                    }, 
                    {
                        "value": "5.606"
                    }, 
                    {
                        "value": "5.228"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of Al2O3"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }
                        ], 
                        "name": "Particle Sizeof Al2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "99.5"
                            }, 
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "99.5"
                            }, 
                            {
                                "value": "99.5"
                            }, 
                            {
                                "value": "99.7"
                            }, 
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "95.9"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of Al2O3-Particle Dis pered Y2O3- Partially Stabilized Zirconia, J.F. Li and R. Watanabe, Journal of the American Ceramic Society, Vol. 78 4, pp. 1079-1082 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.67"
                    }, 
                    {
                        "value": "5.87"
                    }, 
                    {
                        "value": "6.35"
                    }, 
                    {
                        "value": "6.62"
                    }, 
                    {
                        "value": "5.64"
                    }, 
                    {
                        "value": "6.47"
                    }, 
                    {
                        "value": "6.83"
                    }, 
                    {
                        "value": "7.00"
                    }, 
                    {
                        "value": "5.67"
                    }, 
                    {
                        "value": "6.58"
                    }, 
                    {
                        "value": "7.06"
                    }, 
                    {
                        "value": "4.95"
                    }, 
                    {
                        "value": "5.54"
                    }, 
                    {
                        "value": "4.98"
                    }, 
                    {
                        "value": "5.61"
                    }, 
                    {
                        "value": "5.83"
                    }, 
                    {
                        "value": "6.02"
                    }, 
                    {
                        "value": "4.95"
                    }, 
                    {
                        "value": "5.97"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of Al2O3"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }
                        ], 
                        "name": "Particle Sizeof Al2O3"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "IM"
                            }, 
                            {
                                "value": "IM"
                            }, 
                            {
                                "value": "IM"
                            }, 
                            {
                                "value": "IM"
                            }, 
                            {
                                "value": "IM"
                            }, 
                            {
                                "value": "IM"
                            }, 
                            {
                                "value": "IM"
                            }, 
                            {
                                "value": "IM"
                            }, 
                            {
                                "value": "IM"
                            }, 
                            {
                                "value": "IM"
                            }, 
                            {
                                "value": "IM"
                            }, 
                            {
                                "value": "CSF"
                            }, 
                            {
                                "value": "CSF"
                            }, 
                            {
                                "value": "CSF"
                            }, 
                            {
                                "value": "CSF"
                            }, 
                            {
                                "value": "CSF"
                            }, 
                            {
                                "value": "CSF"
                            }, 
                            {
                                "value": "CSF"
                            }, 
                            {
                                "value": "CSF"
                            }
                        ], 
                        "name": "Measurement Procedure"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "VAMAS Round Robin on Fracture Toughness of Silicon Nitride, M. Mizuno and H. Okuda, Journal of the American Ceramic Society, Vol. 78 7, pp. 1793-1801 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Kyocera"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SSN-H"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.41"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "VAMAS Round Robin on Fracture Toughness of Silicon Nitride, M. Mizuno and H. Okuda, Journal of the American Ceramic Society, Vol. 78 7, pp. 1793-1801 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Kyocera"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SSN-H"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "650"
                    }, 
                    {
                        "value": "636"
                    }, 
                    {
                        "value": "500"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1372"
                            }
                        ], 
                        "name": "Temperature$^{\\circ}$C"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "VAMAS Round Robin on Fracture Toughness of Silicon Nitride, M. Mizuno and H. Okuda, Journal of the American Ceramic Society, Vol. 78 7, pp. 1793-1801 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Kyocera"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SSN-H"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.4", 
                        "value": "5.0"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "5.0"
                    }, 
                    {
                        "uncertainty": "0.8", 
                        "value": "5.0"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "6.5"
                    }, 
                    {
                        "uncertainty": "0.7", 
                        "value": "4.9"
                    }, 
                    {
                        "uncertainty": "0.8", 
                        "value": "6.0"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "5.1"
                    }, 
                    {
                        "uncertainty": "1.0", 
                        "value": "8.4"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "5.1"
                    }, 
                    {
                        "uncertainty": "0.9", 
                        "value": "8.5"
                    }, 
                    {
                        "uncertainty": "0.9", 
                        "value": "6.0"
                    }, 
                    {
                        "uncertainty": "0.6", 
                        "value": "5.5"
                    }, 
                    {
                        "uncertainty": "1.2", 
                        "value": "5.7"
                    }, 
                    {
                        "uncertainty": "0.9", 
                        "value": "6.1"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SEVNB"
                            }, 
                            {
                                "value": "SEVNB"
                            }, 
                            {
                                "value": "SEVNB"
                            }, 
                            {
                                "value": "SEVNB"
                            }, 
                            {
                                "value": "SEVNB"
                            }, 
                            {
                                "value": "SEVNB"
                            }, 
                            {
                                "value": "SEPB"
                            }, 
                            {
                                "value": "SEPB"
                            }, 
                            {
                                "value": "SEPB"
                            }, 
                            {
                                "value": "SEPB"
                            }, 
                            {
                                "value": "CNB"
                            }, 
                            {
                                "value": "CNB"
                            }, 
                            {
                                "value": "CNB"
                            }, 
                            {
                                "value": "CNB"
                            }
                        ], 
                        "name": "Method"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "N2"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "N2"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "N2"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "N2"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "N2"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "N2"
                            }, 
                            {
                                "value": "air"
                            }
                        ], 
                        "name": "Environment"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "mm/min", 
                        "scalars": [
                            {
                                "value": "0.005"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.005"
                            }, 
                            {
                                "value": "0.005"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.005"
                            }, 
                            {
                                "value": "0.005"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.005"
                            }, 
                            {
                                "value": "0.005"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }
                        ], 
                        "name": "Crosshead Speed"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "VAMAS Round Robin on Fracture Toughness of Silicon Nitride, M. Mizuno and H. Okuda, Journal of the American Ceramic Society, Vol. 78 7, pp. 1793-1801 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Kyocera"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SSN-H"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "15.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Natural Specimen"
            }
        ], 
        "references": [
            {
                "citation": "The Crystal Structure of Baddeleyite (Monoclinic ZrO2), J.D. McCullough and K.N. Trueblood, Acta Crystallographica, Vol. 12, pp. 507-511 (1959), published by Munksgaard International Booksellers and Publishers Ltd.."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.17", 
                        "value": "99.25"
                    }
                ], 
                "units": "$^{\\circ}$ (degree", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "(beta)"
                            }
                        ], 
                        "name": "Angle"
                    }
                ], 
                "name": "Cell Angle"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Natural Specimen"
            }
        ], 
        "references": [
            {
                "citation": "The Crystal Structure of Baddeleyite (Monoclinic ZrO2), J.D. McCullough and K.N. Trueblood, Acta Crystallographica, Vol. 12, pp. 507-511 (1959), published by Munksgaard International Booksellers and Publishers Ltd.."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0013", 
                        "value": "0.2758"
                    }, 
                    {
                        "uncertainty": "0.0010", 
                        "value": "0.0404"
                    }, 
                    {
                        "uncertainty": "0.0012", 
                        "value": "0.2089"
                    }, 
                    {
                        "uncertainty": "0.009", 
                        "value": "0.069"
                    }, 
                    {
                        "uncertainty": "0.006", 
                        "value": "0.342"
                    }, 
                    {
                        "uncertainty": "0.010", 
                        "value": "0.345"
                    }, 
                    {
                        "uncertainty": "0.003", 
                        "value": "0.451"
                    }, 
                    {
                        "uncertainty": "0.007", 
                        "value": "0.758"
                    }, 
                    {
                        "uncertainty": "0.009", 
                        "value": "0.479"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Zr : x"
                            }, 
                            {
                                "value": "Zr : y"
                            }, 
                            {
                                "value": "Zr : z"
                            }, 
                            {
                                "value": "O(1) : x"
                            }, 
                            {
                                "value": "O(1) : y"
                            }, 
                            {
                                "value": "O(1) : z"
                            }, 
                            {
                                "value": "O(2) : x"
                            }, 
                            {
                                "value": "O(2) : y"
                            }, 
                            {
                                "value": "O(2) : z"
                            }
                        ], 
                        "name": "Atom : Coord."
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Natural Specimen"
            }
        ], 
        "references": [
            {
                "citation": "The Crystal Structure of Baddeleyite (Monoclinic ZrO2), J.D. McCullough and K.N. Trueblood, Acta Crystallographica, Vol. 12, pp. 507-511 (1959), published by Munksgaard International Booksellers and Publishers Ltd.."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.008", 
                        "value": "5.169"
                    }, 
                    {
                        "uncertainty": "0.008", 
                        "value": "5.232"
                    }, 
                    {
                        "uncertainty": "0.008", 
                        "value": "5.341"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep and Stress Rupture Behavior of an Advanced Silicon Nitride:  Part I, Experimental Observations, M.N. Menon, H.T. Fang, D.C. Wu, M.G. Jenkins, M.K. Ferber, K.L. More, C.R. Hubbard, and T.A. Nolan, Journal of the American Ceramic Society, Vol. 77 5, pp. 1217-1227 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Advanced Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NT-154"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.35"
                    }, 
                    {
                        "value": "0.74"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "1.0"
                    }, 
                    {
                        "value": "0.81"
                    }, 
                    {
                        "value": "1.0"
                    }, 
                    {
                        "value": "1.7"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "6.6"
                    }, 
                    {
                        "value": "9.0"
                    }, 
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "1.1"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "25"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "25"
                    }, 
                    {
                        "value": "25"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "8.6"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "26"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "9.0"
                    }, 
                    {
                        "value": "6.6"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "16"
                    }, 
                    {
                        "value": "28"
                    }, 
                    {
                        "value": "36"
                    }, 
                    {
                        "value": "47"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "79"
                    }, 
                    {
                        "value": "51"
                    }, 
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "6.2"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "16"
                    }, 
                    {
                        "value": "26"
                    }, 
                    {
                        "value": "38"
                    }, 
                    {
                        "value": "36"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1477"
                            }, 
                            {
                                "value": "1477"
                            }, 
                            {
                                "value": "1477"
                            }, 
                            {
                                "value": "1477"
                            }, 
                            {
                                "value": "1477"
                            }, 
                            {
                                "value": "1477"
                            }, 
                            {
                                "value": "1477"
                            }, 
                            {
                                "value": "1477"
                            }, 
                            {
                                "value": "1477"
                            }, 
                            {
                                "value": "1477"
                            }, 
                            {
                                "value": "1477"
                            }, 
                            {
                                "value": "1477"
                            }, 
                            {
                                "value": "1533"
                            }, 
                            {
                                "value": "1533"
                            }, 
                            {
                                "value": "1533"
                            }, 
                            {
                                "value": "1533"
                            }, 
                            {
                                "value": "1533"
                            }, 
                            {
                                "value": "1533"
                            }, 
                            {
                                "value": "1589"
                            }, 
                            {
                                "value": "1589"
                            }, 
                            {
                                "value": "1589"
                            }, 
                            {
                                "value": "1589"
                            }, 
                            {
                                "value": "1589"
                            }, 
                            {
                                "value": "1589"
                            }, 
                            {
                                "value": "1589"
                            }, 
                            {
                                "value": "1589"
                            }, 
                            {
                                "value": "1589"
                            }, 
                            {
                                "value": "1589"
                            }, 
                            {
                                "value": "1644"
                            }, 
                            {
                                "value": "1644"
                            }, 
                            {
                                "value": "1644"
                            }, 
                            {
                                "value": "1644"
                            }, 
                            {
                                "value": "1644"
                            }, 
                            {
                                "value": "1644"
                            }, 
                            {
                                "value": "1644"
                            }, 
                            {
                                "value": "1644"
                            }, 
                            {
                                "value": "1644"
                            }, 
                            {
                                "value": "1644"
                            }, 
                            {
                                "value": "1644"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "310"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "370"
                            }, 
                            {
                                "value": "370"
                            }, 
                            {
                                "value": "370"
                            }, 
                            {
                                "value": "370"
                            }, 
                            {
                                "value": "370"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "84"
                            }, 
                            {
                                "value": "91"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "150"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Sintered UO2 and Al2O3 at High Temperatures, T. Nishijima, T. Kawada, and A. Ishihata, Journal of the American Ceramic Society, Vol. 48, pp. 31-34 (1965), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Mgo"
                    }, 
                    {
                        "value": "NiO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.1"
                            }
                        ], 
                        "name": "Mass Fraction of Impurity"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Sintered UO2 and Al2O3 at High Temperatures, T. Nishijima, T. Kawada, and A. Ishihata, Journal of the American Ceramic Society, Vol. 48, pp. 31-34 (1965), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "14.1"
                    }, 
                    {
                        "value": "11.6"
                    }, 
                    {
                        "value": "10.1"
                    }, 
                    {
                        "value": "8.0"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "5.7"
                    }, 
                    {
                        "value": "5.7"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "6.6"
                    }, 
                    {
                        "value": "7.6"
                    }, 
                    {
                        "value": "7.7"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Oxidation of Si3N4 in the Range 1300 \u00b0C to 1500 \u00b0C, W.C. Tripp and H.C. Graham, Journal of the American Ceramic Society, Vol. 59 9, pp. 399-403 (1976), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "HS-130"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.019"
                    }, 
                    {
                        "value": "0.010"
                    }, 
                    {
                        "value": "0.012"
                    }, 
                    {
                        "value": "0.015"
                    }, 
                    {
                        "value": "0.016"
                    }, 
                    {
                        "value": "0.007"
                    }, 
                    {
                        "value": "0.085"
                    }, 
                    {
                        "value": "0.042"
                    }, 
                    {
                        "value": "0.021"
                    }, 
                    {
                        "value": "0.017"
                    }, 
                    {
                        "value": "0.018"
                    }, 
                    {
                        "value": "0.018"
                    }, 
                    {
                        "value": "0.012"
                    }, 
                    {
                        "value": "0.033"
                    }, 
                    {
                        "value": "0.026"
                    }, 
                    {
                        "value": "0.022"
                    }, 
                    {
                        "value": "0.018"
                    }, 
                    {
                        "value": "0.016"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.053"
                    }, 
                    {
                        "value": "0.047"
                    }, 
                    {
                        "value": "0.034"
                    }, 
                    {
                        "value": "0.020"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.012"
                    }, 
                    {
                        "value": "0.13"
                    }, 
                    {
                        "value": "0.13"
                    }, 
                    {
                        "value": "0.089"
                    }, 
                    {
                        "value": "0.095"
                    }, 
                    {
                        "value": "0.23"
                    }, 
                    {
                        "value": "0.36"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Density and Youngs Modulus of Thin TiO2 Films, O. Anderson, C.R. Ottermann, R. Kuschnereit, P. Hess, and K. Bange, Fresenius Journal of Analytical Chemistry, Vol. 358, pp. 315-318 (1997), published by Springer-Verlag."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "67"
                    }, 
                    {
                        "value": "101"
                    }, 
                    {
                        "value": "146"
                    }, 
                    {
                        "value": "146"
                    }, 
                    {
                        "value": "66"
                    }, 
                    {
                        "value": "143"
                    }, 
                    {
                        "value": "65"
                    }, 
                    {
                        "minimum": "65", 
                        "maximum": "68"
                    }, 
                    {
                        "minimum": "88", 
                        "maximum": "102"
                    }, 
                    {
                        "value": "144"
                    }, 
                    {
                        "minimum": "146", 
                        "maximum": "149"
                    }, 
                    {
                        "value": "147"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "U"
                            }, 
                            {
                                "value": "U"
                            }, 
                            {
                                "value": "U"
                            }, 
                            {
                                "value": "U"
                            }, 
                            {
                                "value": "U"
                            }, 
                            {
                                "value": "U"
                            }, 
                            {
                                "value": "RE"
                            }, 
                            {
                                "value": "RE"
                            }, 
                            {
                                "value": "RE"
                            }, 
                            {
                                "value": "IP"
                            }, 
                            {
                                "value": "IP"
                            }, 
                            {
                                "value": "IP"
                            }
                        ], 
                        "name": "Deposition Method"
                    }, 
                    {
                        "units": "nm", 
                        "scalars": [
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "514"
                            }, 
                            {
                                "value": "291"
                            }, 
                            {
                                "value": "279"
                            }, 
                            {
                                "value": "499"
                            }, 
                            {
                                "value": "271"
                            }, 
                            {
                                "value": "286"
                            }
                        ], 
                        "name": "Film Thickness"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "2.97"
                            }, 
                            {
                                "value": "3.26"
                            }, 
                            {
                                "value": "3.77"
                            }, 
                            {
                                "value": "3.81"
                            }, 
                            {
                                "value": "2.93"
                            }, 
                            {
                                "value": "3.75"
                            }, 
                            {
                                "value": "3.02"
                            }, 
                            {
                                "value": "3.05"
                            }, 
                            {
                                "value": "3.34"
                            }, 
                            {
                                "value": "3.82"
                            }, 
                            {
                                "value": "3.84"
                            }, 
                            {
                                "value": "3.92"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Synthetic Type IIa Diamond Crystal, H. Sumiya, N. Toda, and S. Satoh, Diamond and Related Materials, Vol. 6, pp. 1841-1846 (1997), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "116"
                    }, 
                    {
                        "value": "126"
                    }, 
                    {
                        "value": "103"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "117"
                    }, 
                    {
                        "value": "97"
                    }, 
                    {
                        "value": "98"
                    }, 
                    {
                        "value": "102"
                    }, 
                    {
                        "value": "83"
                    }, 
                    {
                        "value": "92"
                    }, 
                    {
                        "value": "84"
                    }, 
                    {
                        "value": "95"
                    }, 
                    {
                        "value": "93"
                    }, 
                    {
                        "value": "83"
                    }, 
                    {
                        "value": "73"
                    }, 
                    {
                        "value": "79"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "100", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }
                        ], 
                        "name": "Directionon"
                    }, 
                    {
                        "units": "$\\mu$mol/mol", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.36"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.7"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "88"
                            }, 
                            {
                                "value": "235"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "88"
                            }, 
                            {
                                "value": "235"
                            }
                        ], 
                        "name": "Amount of Nitrogen"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Strength and Fracture Toughness of Isostatically Hot- Pressed Composites of Al2O3 and Y2O3-Partially- Stabilized ZrO2, K. Tsukuma, K. Ueda, and M. Shimada, Journal of the American Ceramic Society, Vol. 68 1, pp. C-4-C-5 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "Y2O3"
                    }, 
                    {
                        "value": "Al2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Strength and Fracture Toughness of Isostatically Hot- Pressed Composites of Al2O3 and Y2O3-Partially- Stabilized ZrO2, K. Tsukuma, K. Ueda, and M. Shimada, Journal of the American Ceramic Society, Vol. 68 1, pp. C-4-C-5 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.11"
                    }, 
                    {
                        "value": "5.78"
                    }, 
                    {
                        "value": "5.51"
                    }, 
                    {
                        "value": "5.25"
                    }, 
                    {
                        "value": "5.04"
                    }, 
                    {
                        "value": "6.10"
                    }, 
                    {
                        "value": "5.78"
                    }, 
                    {
                        "value": "5.50"
                    }, 
                    {
                        "value": "5.25"
                    }, 
                    {
                        "value": "5.02"
                    }, 
                    {
                        "value": "6.05"
                    }, 
                    {
                        "value": "5.49"
                    }, 
                    {
                        "value": "6.03"
                    }, 
                    {
                        "value": "5.49"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "2/98"
                            }, 
                            {
                                "value": "2/98"
                            }, 
                            {
                                "value": "2/98"
                            }, 
                            {
                                "value": "2/98"
                            }, 
                            {
                                "value": "2/98"
                            }, 
                            {
                                "value": "3/97"
                            }, 
                            {
                                "value": "3/97"
                            }, 
                            {
                                "value": "3/97"
                            }, 
                            {
                                "value": "3/97"
                            }, 
                            {
                                "value": "3/97"
                            }, 
                            {
                                "value": "3.45/96.55"
                            }, 
                            {
                                "value": "3.45/96.55"
                            }, 
                            {
                                "value": "3.85/96.15"
                            }, 
                            {
                                "value": "3.85/96.15"
                            }
                        ], 
                        "name": "Y2O3/ZrO2Molar Ratio"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Strength and Fracture Toughness of Isostatically Hot- Pressed Composites of Al2O3 and Y2O3-Partially- Stabilized ZrO2, K. Tsukuma, K. Ueda, and M. Shimada, Journal of the American Ceramic Society, Vol. 68 1, pp. C-4-C-5 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1430"
                    }, 
                    {
                        "value": "2100"
                    }, 
                    {
                        "value": "2370"
                    }, 
                    {
                        "value": "2150"
                    }, 
                    {
                        "value": "2210"
                    }, 
                    {
                        "value": "1740"
                    }, 
                    {
                        "value": "1980"
                    }, 
                    {
                        "value": "2420"
                    }, 
                    {
                        "value": "2120"
                    }, 
                    {
                        "value": "2070"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Strength and Fracture Toughness of Isostatically Hot- Pressed Composites of Al2O3 and Y2O3-Partially- Stabilized ZrO2, K. Tsukuma, K. Ueda, and M. Shimada, Journal of the American Ceramic Society, Vol. 68 1, pp. C-4-C-5 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "12.5"
                    }, 
                    {
                        "value": "15.6"
                    }, 
                    {
                        "value": "16.9"
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                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
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                    }, 
                    {
                        "units": "cm/s", 
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                                "value": "0.00004"
                            }, 
                            {
                                "value": "0.00004"
                            }, 
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                            {
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                    {
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                                "value": "flexural"
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        ]
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            {
                "citation": "Effects of Environment on the Mechanical Behavior of High-Performance Ceramics, G.A. Graves and N.L. Hecht, Report No. UDR-TR-94-136, pp. 1-138 (1995), published by University of Dayton Research Institute."
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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            {
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            }, 
            {
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                    {
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                        "value": "582"
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                    {
                        "uncertainty": "71", 
                        "value": "454"
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                    {
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                        "value": "658"
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                    {
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                    {
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                ], 
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                            }, 
                            {
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                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
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                    }, 
                    {
                        "units": "cm/s", 
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        ], 
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                            {
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                            }, 
                            {
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                            }, 
                            {
                                "value": "1400"
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                        ], 
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                    }, 
                    {
                        "units": "cm/s", 
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                            {
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                            {
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                    {
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        ], 
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            {
                "name": "NIST_SRD-30"
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        ], 
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            {
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                ], 
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        ], 
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        ], 
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        ]
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                        "value": "27.2"
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                ], 
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                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Effects of Environment on the Mechanical Behavior of High-Performance Ceramics, G.A. Graves and N.L. Hecht, Report No. UDR-TR-94-136, pp. 1-138 (1995), published by University of Dayton Research Institute."
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        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
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            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
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                ], 
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            }, 
            {
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            {
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            {
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                    {
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                ], 
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                                "minimum": "20", 
                                "maximum": "1400"
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                ], 
                "name": "Thermal Expansion"
            }
        ]
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    {
        "category": "system.chemical", 
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        ], 
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        ], 
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            {
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            {
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                ], 
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                    {
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                            {
                                "value": "20"
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                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "cm/s", 
                        "scalars": [
                            {
                                "value": "0.004"
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                    {
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                            {
                                "value": "flexural"
                            }
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                        "name": "Test Type"
                    }
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                "name": "Weibull Modulus"
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        ]
    }, 
    {
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            {
                "name": "Sintering"
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        ], 
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        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
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        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
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            {
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                    {
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            }, 
            {
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            {
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                            {
                                "value": "I"
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                    }, 
                    {
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                            {
                                "value": "23"
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                ], 
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        ]
    }, 
    {
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                "name": "Sintering"
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                "citation": "Elastic Modulus and Fracture Toughness of CeO2-Containing Tetragonal Zirconia Polycrystals, Y. Kubota, M. Ashizuka, and H. Hokazono, Journal of the Ceramic Society of Japan, Vol. 102 2, pp. 175-179 (1994), published by Ceramic Society of Japan."
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        "names": [
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        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
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                    {
                        "value": "Zr-O:CeO"
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            }, 
            {
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            }, 
            {
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                    {
                        "value": "3.6303"
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                    {
                        "value": "5.2251"
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                    {
                        "value": "5.2303"
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                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "II"
                            }
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                    }, 
                    {
                        "scalars": [
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                                "value": "a"
                            }, 
                            {
                                "value": "a"
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                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
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                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
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        ]
    }, 
    {
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            {
                "name": "Sintering"
            }
        ], 
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                "citation": "Elastic Modulus and Fracture Toughness of CeO2-Containing Tetragonal Zirconia Polycrystals, Y. Kubota, M. Ashizuka, and H. Hokazono, Journal of the Ceramic Society of Japan, Vol. 102 2, pp. 175-179 (1994), published by Ceramic Society of Japan."
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        ], 
        "names": [
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                "name": "NIST_SRD-30"
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        ], 
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            }, 
            {
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                    {
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                    {
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                    {
                        "value": "192.3"
                    }, 
                    {
                        "value": "190.8"
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                    {
                        "value": "188.7"
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                    {
                        "value": "187.2"
                    }, 
                    {
                        "value": "182.7"
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                    {
                        "value": "178.5"
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                    {
                        "value": "194.4"
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                    {
                        "value": "192.9"
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                    {
                        "value": "192.3"
                    }, 
                    {
                        "value": "190.8"
                    }, 
                    {
                        "value": "188.4"
                    }, 
                    {
                        "value": "187.5"
                    }, 
                    {
                        "value": "183.3"
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                    {
                        "value": "179.4"
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                    {
                        "value": "194"
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                    {
                        "value": "193"
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                    {
                        "value": "192"
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                    {
                        "value": "191"
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                    {
                        "value": "189"
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                    {
                        "value": "187"
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                    {
                        "value": "183"
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                    {
                        "value": "179"
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                            {
                                "value": "I"
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                            {
                                "value": "I"
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                            {
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                            {
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                            {
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                            {
                                "value": "I"
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                            {
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                            {
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                            {
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                            {
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                            }, 
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                            {
                                "value": "II"
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                                "value": "Average"
                            }, 
                            {
                                "value": "Average"
                            }, 
                            {
                                "value": "Average"
                            }, 
                            {
                                "value": "Average"
                            }, 
                            {
                                "value": "Average"
                            }, 
                            {
                                "value": "Average"
                            }, 
                            {
                                "value": "Average"
                            }, 
                            {
                                "value": "Average"
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                    }, 
                    {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                    {
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                    {
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                    {
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                    {
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                    {
                        "value": "43"
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                ], 
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                                "value": "I"
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                            {
                                "value": "I"
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                            {
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                            {
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                                "value": "223"
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                            {
                                "value": "304"
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        ]
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    {
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                    {
                        "value": "5.15"
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                    {
                        "value": "4.22"
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                ], 
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                                "value": "I"
                            }, 
                            {
                                "value": "I"
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                                "value": "I"
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                            {
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                            {
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                            {
                                "value": "306"
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                    {
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                ], 
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                            {
                                "value": "I"
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
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                    }, 
                    {
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                                "value": "Longitudinal"
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                            {
                                "value": "Shear"
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                "name": "Sound Velocity"
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        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Mechanical Properties of Some Commerical Alumina Ceramics, D.B. Binns and P. Popper, Proceedings of the British Ceramic Society, Vol. 6, pp. 71-82 (1966), published by British Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "390"
                    }, 
                    {
                        "value": "391"
                    }, 
                    {
                        "value": "322"
                    }, 
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "369"
                    }, 
                    {
                        "value": "375"
                    }, 
                    {
                        "value": "353"
                    }, 
                    {
                        "value": "342"
                    }, 
                    {
                        "value": "360"
                    }, 
                    {
                        "value": "294"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "324"
                    }, 
                    {
                        "value": "296"
                    }, 
                    {
                        "value": "299"
                    }, 
                    {
                        "value": "276"
                    }, 
                    {
                        "value": "257"
                    }, 
                    {
                        "value": "392"
                    }, 
                    {
                        "value": "371"
                    }, 
                    {
                        "value": "369"
                    }, 
                    {
                        "value": "374"
                    }, 
                    {
                        "value": "304"
                    }, 
                    {
                        "value": "360"
                    }, 
                    {
                        "value": "286"
                    }, 
                    {
                        "value": "293"
                    }, 
                    {
                        "value": "294"
                    }, 
                    {
                        "value": "312"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "265"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Round"
                            }, 
                            {
                                "value": "Round"
                            }, 
                            {
                                "value": "Round"
                            }, 
                            {
                                "value": "Round"
                            }, 
                            {
                                "value": "Round"
                            }, 
                            {
                                "value": "Round"
                            }, 
                            {
                                "value": "Round"
                            }, 
                            {
                                "value": "Round"
                            }, 
                            {
                                "value": "Round"
                            }, 
                            {
                                "value": "Round"
                            }, 
                            {
                                "value": "Round"
                            }, 
                            {
                                "value": "Round"
                            }, 
                            {
                                "value": "Round"
                            }, 
                            {
                                "value": "Round"
                            }, 
                            {
                                "value": "Round"
                            }, 
                            {
                                "value": "Round"
                            }, 
                            {
                                "value": "Square"
                            }, 
                            {
                                "value": "Square"
                            }, 
                            {
                                "value": "Square"
                            }, 
                            {
                                "value": "Square"
                            }, 
                            {
                                "value": "Square"
                            }, 
                            {
                                "value": "Square"
                            }, 
                            {
                                "value": "Square"
                            }, 
                            {
                                "value": "Square"
                            }, 
                            {
                                "value": "Square"
                            }, 
                            {
                                "value": "Square"
                            }, 
                            {
                                "value": "Square"
                            }, 
                            {
                                "value": "Square"
                            }
                        ], 
                        "name": "Cross Section"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.9"
                            }, 
                            {
                                "value": "99.5"
                            }, 
                            {
                                "value": "99.2"
                            }, 
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "98.8"
                            }, 
                            {
                                "value": "98.6"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "97.3"
                            }, 
                            {
                                "value": "95.6"
                            }, 
                            {
                                "value": "95.4"
                            }, 
                            {
                                "value": "94.1"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "93.3"
                            }, 
                            {
                                "value": "92.9"
                            }, 
                            {
                                "value": "93.1"
                            }, 
                            {
                                "value": "87.8"
                            }, 
                            {
                                "value": "99.5"
                            }, 
                            {
                                "value": "99.2"
                            }, 
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "98.6"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "95.6"
                            }, 
                            {
                                "value": "95.4"
                            }, 
                            {
                                "value": "94.5"
                            }, 
                            {
                                "value": "94.1"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "93.1"
                            }, 
                            {
                                "value": "87.8"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.98"
                            }, 
                            {
                                "value": "3.94"
                            }, 
                            {
                                "minimum": "3.55", 
                                "maximum": "3.82"
                            }, 
                            {
                                "minimum": "3.55", 
                                "maximum": "3.80"
                            }, 
                            {
                                "value": "3.87"
                            }, 
                            {
                                "value": "3.87"
                            }, 
                            {
                                "minimum": "3.35", 
                                "maximum": "3.80"
                            }, 
                            {
                                "value": "3.79"
                            }, 
                            {
                                "value": "3.90"
                            }, 
                            {
                                "value": "3.55"
                            }, 
                            {
                                "value": "3.65"
                            }, 
                            {
                                "value": "3.70"
                            }, 
                            {
                                "value": "3.65"
                            }, 
                            {
                                "value": "3.68"
                            }, 
                            {
                                "value": "3.52"
                            }, 
                            {
                                "value": "3.46"
                            }, 
                            {
                                "value": "3.94"
                            }, 
                            {
                                "minimum": "3.55", 
                                "maximum": "3.82"
                            }, 
                            {
                                "minimum": "3.55", 
                                "maximum": "3.80"
                            }, 
                            {
                                "value": "3.87"
                            }, 
                            {
                                "minimum": "3.35", 
                                "maximum": "3.80"
                            }, 
                            {
                                "value": "3.90"
                            }, 
                            {
                                "value": "3.55"
                            }, 
                            {
                                "value": "3.64"
                            }, 
                            {
                                "value": "3.65"
                            }, 
                            {
                                "value": "3.70"
                            }, 
                            {
                                "value": "3.64"
                            }, 
                            {
                                "value": "3.46"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Mean Grain Diameter"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Mechanical Properties of Some Commerical Alumina Ceramics, D.B. Binns and P. Popper, Proceedings of the British Ceramic Society, Vol. 6, pp. 71-82 (1966), published by British Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "36"
                    }, 
                    {
                        "value": "34"
                    }, 
                    {
                        "value": "54"
                    }, 
                    {
                        "value": "54"
                    }, 
                    {
                        "value": "29"
                    }, 
                    {
                        "value": "48"
                    }, 
                    {
                        "value": "53"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "25"
                    }, 
                    {
                        "value": "51"
                    }, 
                    {
                        "value": "40"
                    }, 
                    {
                        "value": "40"
                    }, 
                    {
                        "value": "40"
                    }, 
                    {
                        "value": "29"
                    }, 
                    {
                        "value": "51"
                    }, 
                    {
                        "value": "48"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.9"
                            }, 
                            {
                                "value": "99.5"
                            }, 
                            {
                                "value": "99.2"
                            }, 
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "98.6"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "97.3"
                            }, 
                            {
                                "value": "95.6"
                            }, 
                            {
                                "value": "95.4"
                            }, 
                            {
                                "value": "94.5"
                            }, 
                            {
                                "value": "94.1"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "93.1"
                            }, 
                            {
                                "value": "92.9"
                            }, 
                            {
                                "value": "93.1"
                            }, 
                            {
                                "value": "87.8"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.98"
                            }, 
                            {
                                "value": "3.94"
                            }, 
                            {
                                "minimum": "3.55", 
                                "maximum": "3.82"
                            }, 
                            {
                                "minimum": "3.55", 
                                "maximum": "3.80"
                            }, 
                            {
                                "value": "3.87"
                            }, 
                            {
                                "minimum": "3.35", 
                                "maximum": "3.80"
                            }, 
                            {
                                "value": "3.79"
                            }, 
                            {
                                "value": "3.90"
                            }, 
                            {
                                "value": "3.55"
                            }, 
                            {
                                "value": "3.64"
                            }, 
                            {
                                "value": "3.65"
                            }, 
                            {
                                "value": "3.70"
                            }, 
                            {
                                "value": "3.64"
                            }, 
                            {
                                "value": "3.68"
                            }, 
                            {
                                "value": "3.52"
                            }, 
                            {
                                "value": "3.46"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Mean Grain Diameter"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Microstructural Characterization of Titanium Diboride, K.B. Shim, J. Kwiencinski, M.J. Edirisinghe, and B. Ralph, Materials Characterization, Vol. 31, pp. 39-46 (1993), published by Elsevier Science Publishing Co., Inc.."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Borax Consolidated, Ltd."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.34"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "96"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Microstructural Characterization of Titanium Diboride, K.B. Shim, J. Kwiencinski, M.J. Edirisinghe, and B. Ralph, Materials Characterization, Vol. 31, pp. 39-46 (1993), published by Elsevier Science Publishing Co., Inc.."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Borax Consolidated, Ltd."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "1"
                    }, 
                    {
                        "value": "2"
                    }, 
                    {
                        "value": "4"
                    }, 
                    {
                        "value": "7"
                    }, 
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "22"
                    }, 
                    {
                        "value": "1"
                    }, 
                    {
                        "value": "2"
                    }, 
                    {
                        "value": "4"
                    }, 
                    {
                        "value": "7"
                    }, 
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "23"
                    }, 
                    {
                        "value": "1"
                    }, 
                    {
                        "value": "2"
                    }, 
                    {
                        "value": "4"
                    }, 
                    {
                        "value": "7"
                    }, 
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "23"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "($\\mu$m", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "400"
                            }
                        ], 
                        "name": "Grain Area"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "54"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "49"
                            }, 
                            {
                                "value": "54"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "65"
                            }, 
                            {
                                "value": "52"
                            }, 
                            {
                                "value": "13"
                            }
                        ], 
                        "name": "Frequency"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Annealing Time"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Microstructural Characterization of Titanium Diboride, K.B. Shim, J. Kwiencinski, M.J. Edirisinghe, and B. Ralph, Materials Characterization, Vol. 31, pp. 39-46 (1993), published by Elsevier Science Publishing Co., Inc.."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Borax Consolidated, Ltd."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "3", 
                        "value": "29"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Mullite Prepared by the Sol-Gel Method, M.G.M.U. Ismail, Z. Nakai, and S. Somiya, Journal of the American Ceramic Society, Vol. 70 1, pp. C-7-C-8 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.134"
                    }, 
                    {
                        "value": "3.153"
                    }, 
                    {
                        "value": "3.138"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1650"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3.0"
                            }
                        ], 
                        "name": "Sintering Time"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Microstructure and Mechanical Properties of Mullite Prepared by the Sol-Gel Method, M.G.M.U. Ismail, Z. Nakai, and S. Somiya, Journal of the American Ceramic Society, Vol. 70 1, pp. C-7-C-8 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "246"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.15"
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                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Microstructure and Mechanical Properties of Mullite Prepared by the Sol-Gel Method, M.G.M.U. Ismail, Z. Nakai, and S. Somiya, Journal of the American Ceramic Society, Vol. 70 1, pp. C-7-C-8 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "18", 
                        "value": "405"
                    }, 
                    {
                        "value": "354"
                    }, 
                    {
                        "value": "352"
                    }, 
                    {
                        "value": "351"
                    }, 
                    {
                        "uncertainty": "27", 
                        "value": "350"
                    }, 
                    {
                        "uncertainty": "30", 
                        "value": "330"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.153"
                            }, 
                            {
                                "value": "3.153"
                            }, 
                            {
                                "value": "3.153"
                            }, 
                            {
                                "value": "3.153"
                            }, 
                            {
                                "value": "3.153"
                            }, 
                            {
                                "value": "3.138"
                            }
                        ], 
                        "name": "Specimen Density"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Mullite Prepared by the Sol-Gel Method, M.G.M.U. Ismail, Z. Nakai, and S. Somiya, Journal of the American Ceramic Society, Vol. 70 1, pp. C-7-C-8 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.73"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.15"
                            }
                        ], 
                        "name": "Specimen Density"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Mullite Prepared by the Sol-Gel Method, M.G.M.U. Ismail, Z. Nakai, and S. Somiya, Journal of the American Ceramic Society, Vol. 70 1, pp. C-7-C-8 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "11.96"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.15"
                            }
                        ], 
                        "name": "Specimen Density"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Hot-Pressed B-B4C Materials, B. Champagne and R. Angers, Journal of the American Ceramic Society, Vol. 62, pp. 149-153 (1979), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.002", 
                        "value": "5.601"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "12.07"
                    }, 
                    {
                        "uncertainty": "0.002", 
                        "value": "5.603"
                    }, 
                    {
                        "uncertainty": "0.02", 
                        "value": "12.09"
                    }, 
                    {
                        "uncertainty": "0.008", 
                        "value": "5.603"
                    }, 
                    {
                        "uncertainty": "0.03", 
                        "value": "12.09"
                    }, 
                    {
                        "uncertainty": "0.004", 
                        "value": "5.607"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "12.10"
                    }, 
                    {
                        "uncertainty": "0.004", 
                        "value": "5.608"
                    }, 
                    {
                        "uncertainty": "0.02", 
                        "value": "12.10"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Mass Fraction of B"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Mechanical Properties of Hot-Pressed B-B4C Materials, B. Champagne and R. Angers, Journal of the American Ceramic Society, Vol. 62, pp. 149-153 (1979), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
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            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "450"
                    }, 
                    {
                        "value": "343"
                    }, 
                    {
                        "value": "261"
                    }, 
                    {
                        "value": "198"
                    }, 
                    {
                        "value": "151"
                    }, 
                    {
                        "value": "115"
                    }, 
                    {
                        "value": "87"
                    }, 
                    {
                        "value": "67"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.20"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.30"
                            }, 
                            {
                                "value": "0.35"
                            }
                        ], 
                        "name": "Fractional Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Mechanical Properties of Hot-Pressed B-B4C Materials, B. Champagne and R. Angers, Journal of the American Ceramic Society, Vol. 62, pp. 149-153 (1979), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "226"
                    }, 
                    {
                        "value": "176"
                    }, 
                    {
                        "value": "138"
                    }, 
                    {
                        "value": "107"
                    }, 
                    {
                        "value": "84"
                    }, 
                    {
                        "value": "65"
                    }, 
                    {
                        "value": "51"
                    }, 
                    {
                        "value": "40"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.20"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.30"
                            }, 
                            {
                                "value": "0.35"
                            }
                        ], 
                        "name": "Fractional Porosity"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Use of Longitudinal Ultrasonic Velocity as a Predictor of Elastic Moduli and Density of Sintered Uranium Dioxide, J.P. Panakkal, IEEE Transactions on Ultrasonics, Ferroelectrics, and Freqency Control, Vol. 38 3, pp. 161-165 (1991), published by IEEE Ultrasonics, Ferroelectrics, and Frequency Control Society."
            }
        ], 
        "names": [
            "Uranium dioxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "UO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "U-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "209.1"
                    }, 
                    {
                        "value": "205.4"
                    }, 
                    {
                        "value": "207.2"
                    }, 
                    {
                        "value": "203.6"
                    }, 
                    {
                        "value": "201.7"
                    }, 
                    {
                        "value": "209.1"
                    }, 
                    {
                        "value": "212.7"
                    }, 
                    {
                        "value": "207.2"
                    }, 
                    {
                        "value": "199.8"
                    }, 
                    {
                        "value": "205.3"
                    }, 
                    {
                        "value": "207.1"
                    }, 
                    {
                        "value": "201.6"
                    }, 
                    {
                        "value": "194.3"
                    }, 
                    {
                        "value": "190.7"
                    }, 
                    {
                        "value": "190.6"
                    }, 
                    {
                        "value": "188.8"
                    }, 
                    {
                        "value": "192.4"
                    }, 
                    {
                        "value": "196.1"
                    }, 
                    {
                        "value": "194.2"
                    }, 
                    {
                        "value": "188.7"
                    }, 
                    {
                        "value": "185.1"
                    }, 
                    {
                        "value": "181.4"
                    }, 
                    {
                        "value": "175.9"
                    }, 
                    {
                        "value": "181.3"
                    }, 
                    {
                        "value": "183.2"
                    }, 
                    {
                        "value": "174.0"
                    }, 
                    {
                        "value": "177.6"
                    }, 
                    {
                        "value": "172.0"
                    }, 
                    {
                        "value": "172.0"
                    }, 
                    {
                        "value": "162.8"
                    }, 
                    {
                        "value": "157.2"
                    }, 
                    {
                        "value": "159.0"
                    }, 
                    {
                        "value": "146.1"
                    }, 
                    {
                        "value": "144.2"
                    }, 
                    {
                        "value": "133.1"
                    }, 
                    {
                        "value": "118.4"
                    }, 
                    {
                        "value": "83.3"
                    }, 
                    {
                        "value": "75.8"
                    }, 
                    {
                        "value": "66.6"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.017"
                            }, 
                            {
                                "value": "0.017"
                            }, 
                            {
                                "value": "0.020"
                            }, 
                            {
                                "value": "0.020"
                            }, 
                            {
                                "value": "0.025"
                            }, 
                            {
                                "value": "0.023"
                            }, 
                            {
                                "value": "0.029"
                            }, 
                            {
                                "value": "0.034"
                            }, 
                            {
                                "value": "0.034"
                            }, 
                            {
                                "value": "0.040"
                            }, 
                            {
                                "value": "0.045"
                            }, 
                            {
                                "value": "0.048"
                            }, 
                            {
                                "value": "0.045"
                            }, 
                            {
                                "value": "0.034"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.053"
                            }, 
                            {
                                "value": "0.056"
                            }, 
                            {
                                "value": "0.062"
                            }, 
                            {
                                "value": "0.064"
                            }, 
                            {
                                "value": "0.059"
                            }, 
                            {
                                "value": "0.053"
                            }, 
                            {
                                "value": "0.053"
                            }, 
                            {
                                "value": "0.070"
                            }, 
                            {
                                "value": "0.073"
                            }, 
                            {
                                "value": "0.067"
                            }, 
                            {
                                "value": "0.078"
                            }, 
                            {
                                "value": "0.095"
                            }, 
                            {
                                "value": "0.103"
                            }, 
                            {
                                "value": "0.103"
                            }, 
                            {
                                "value": "0.120"
                            }, 
                            {
                                "value": "0.131"
                            }, 
                            {
                                "value": "0.153"
                            }, 
                            {
                                "value": "0.162"
                            }, 
                            {
                                "value": "0.181"
                            }, 
                            {
                                "value": "0.192"
                            }, 
                            {
                                "value": "0.233"
                            }, 
                            {
                                "value": "0.281"
                            }, 
                            {
                                "value": "0.284"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Use of Longitudinal Ultrasonic Velocity as a Predictor of Elastic Moduli and Density of Sintered Uranium Dioxide, J.P. Panakkal, IEEE Transactions on Ultrasonics, Ferroelectrics, and Freqency Control, Vol. 38 3, pp. 161-165 (1991), published by IEEE Ultrasonics, Ferroelectrics, and Frequency Control Society."
            }
        ], 
        "names": [
            "Uranium dioxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "UO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "U-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "80.7"
                    }, 
                    {
                        "value": "78.8"
                    }, 
                    {
                        "value": "77.0"
                    }, 
                    {
                        "value": "75.2"
                    }, 
                    {
                        "value": "75.1"
                    }, 
                    {
                        "value": "80.6"
                    }, 
                    {
                        "value": "78.8"
                    }, 
                    {
                        "value": "78.7"
                    }, 
                    {
                        "value": "75.1"
                    }, 
                    {
                        "value": "71.4"
                    }, 
                    {
                        "value": "71.3"
                    }, 
                    {
                        "value": "75.0"
                    }, 
                    {
                        "value": "73.1"
                    }, 
                    {
                        "value": "69.4"
                    }, 
                    {
                        "value": "67.6"
                    }, 
                    {
                        "value": "71.2"
                    }, 
                    {
                        "value": "65.7"
                    }, 
                    {
                        "value": "65.6"
                    }, 
                    {
                        "value": "63.7"
                    }, 
                    {
                        "value": "60.0"
                    }, 
                    {
                        "value": "60.0"
                    }, 
                    {
                        "value": "56.2"
                    }, 
                    {
                        "value": "54.3"
                    }, 
                    {
                        "value": "50.5"
                    }, 
                    {
                        "value": "46.8"
                    }, 
                    {
                        "value": "32.0"
                    }, 
                    {
                        "value": "29.9"
                    }, 
                    {
                        "value": "28.1"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.008"
                            }, 
                            {
                                "value": "0.016"
                            }, 
                            {
                                "value": "0.016"
                            }, 
                            {
                                "value": "0.016"
                            }, 
                            {
                                "value": "0.025"
                            }, 
                            {
                                "value": "0.025"
                            }, 
                            {
                                "value": "0.030"
                            }, 
                            {
                                "value": "0.039"
                            }, 
                            {
                                "value": "0.039"
                            }, 
                            {
                                "value": "0.036"
                            }, 
                            {
                                "value": "0.056"
                            }, 
                            {
                                "value": "0.058"
                            }, 
                            {
                                "value": "0.064"
                            }, 
                            {
                                "value": "0.067"
                            }, 
                            {
                                "value": "0.072"
                            }, 
                            {
                                "value": "0.075"
                            }, 
                            {
                                "value": "0.084"
                            }, 
                            {
                                "value": "0.092"
                            }, 
                            {
                                "value": "0.103"
                            }, 
                            {
                                "value": "0.120"
                            }, 
                            {
                                "value": "0.126"
                            }, 
                            {
                                "value": "0.142"
                            }, 
                            {
                                "value": "0.162"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.193"
                            }, 
                            {
                                "value": "0.232"
                            }, 
                            {
                                "value": "0.271"
                            }, 
                            {
                                "value": "0.282"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Porosity on the Erosive Wear of Liquid-Phase-Sintered Alumina Ceramics, B.A. Latella and B.H. OConnor, Journal of the American Ceramic Society, Vol. 82 8, pp. 2145-2149 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.01", 
                        "value": "3.00"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "3.20"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "3.40"
                    }, 
                    {
                        "uncertainty": "0.003", 
                        "value": "3.503"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "3.55"
                    }, 
                    {
                        "uncertainty": "0.003", 
                        "value": "3.561"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "3.53"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sintering Time"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Porosity on the Erosive Wear of Liquid-Phase-Sintered Alumina Ceramics, B.A. Latella and B.H. OConnor, Journal of the American Ceramic Society, Vol. 82 8, pp. 2145-2149 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "15", 
                        "value": "110"
                    }, 
                    {
                        "uncertainty": "15", 
                        "value": "127"
                    }, 
                    {
                        "uncertainty": "15", 
                        "value": "184"
                    }, 
                    {
                        "uncertainty": "15", 
                        "value": "232"
                    }, 
                    {
                        "uncertainty": "15", 
                        "value": "268"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sintering Time"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Porosity on the Erosive Wear of Liquid-Phase-Sintered Alumina Ceramics, B.A. Latella and B.H. OConnor, Journal of the American Ceramic Society, Vol. 82 8, pp. 2145-2149 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "20", 
                        "value": "280"
                    }, 
                    {
                        "uncertainty": "57", 
                        "value": "310"
                    }, 
                    {
                        "uncertainty": "22", 
                        "value": "412"
                    }, 
                    {
                        "uncertainty": "43", 
                        "value": "453"
                    }, 
                    {
                        "uncertainty": "25", 
                        "value": "455"
                    }, 
                    {
                        "uncertainty": "23", 
                        "value": "454"
                    }, 
                    {
                        "uncertainty": "34", 
                        "value": "544"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sintering Time"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Porosity on the Erosive Wear of Liquid-Phase-Sintered Alumina Ceramics, B.A. Latella and B.H. OConnor, Journal of the American Ceramic Society, Vol. 82 8, pp. 2145-2149 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "2.5"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "3.0"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "2.6"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "2.7"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "2.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sintering Time"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Porosity on the Erosive Wear of Liquid-Phase-Sintered Alumina Ceramics, B.A. Latella and B.H. OConnor, Journal of the American Ceramic Society, Vol. 82 8, pp. 2145-2149 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1"
                    }, 
                    {
                        "value": "1"
                    }, 
                    {
                        "value": "2"
                    }, 
                    {
                        "value": "3"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "4"
                    }, 
                    {
                        "value": "4"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sintering Time"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Porosity on the Erosive Wear of Liquid-Phase-Sintered Alumina Ceramics, B.A. Latella and B.H. OConnor, Journal of the American Ceramic Society, Vol. 82 8, pp. 2145-2149 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.05", 
                        "value": "5.70"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "8.1"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "10.6"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "11.6"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "11.5"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "12.0"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sintering Time"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Porosity on the Erosive Wear of Liquid-Phase-Sintered Alumina Ceramics, B.A. Latella and B.H. OConnor, Journal of the American Ceramic Society, Vol. 82 8, pp. 2145-2149 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.14"
                    }, 
                    {
                        "value": "0.19"
                    }, 
                    {
                        "value": "0.21"
                    }, 
                    {
                        "value": "0.21"
                    }, 
                    {
                        "value": "0.23"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sintering Time"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Porosity on the Erosive Wear of Liquid-Phase-Sintered Alumina Ceramics, B.A. Latella and B.H. OConnor, Journal of the American Ceramic Society, Vol. 82 8, pp. 2145-2149 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "17.8"
                    }, 
                    {
                        "value": "12.3"
                    }, 
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "3.3"
                    }
                ], 
                "units": "%", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sintering Time"
                    }
                ], 
                "name": "Porosity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                        "value": "0.0859"
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                    {
                        "value": "0.0750"
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                            {
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                            {
                                "value": "449.8"
                            }, 
                            {
                                "value": "473.6"
                            }
                        ], 
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            }
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            {
                "name": "Crystal Growth"
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            {
                "citation": "Thermal Constants for Ni, NiO, MgO, MnO and CoO at Low Temperatures, H. Watanabe, Thermochimica Acta, Vol. 218, pp. 365-372 (1993), published by Elsevier Science B.V.."
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            {
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                    }
                ], 
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                    {
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            {
                "name": "Crystal Growth"
            }
        ], 
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            {
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            {
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                    }, 
                    {
                        "value": "611"
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                    {
                        "value": "625"
                    }, 
                    {
                        "value": "632"
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                    {
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                    {
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                    {
                        "value": "660"
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                    {
                        "value": "667"
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                        "value": "671"
                    }, 
                    {
                        "value": "675"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
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                    {
                        "units": "K", 
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                                "value": "125.0"
                            }, 
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                                "value": "149.0"
                            }, 
                            {
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                            }, 
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                            {
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                            {
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                            {
                                "value": "440.1"
                            }, 
                            {
                                "value": "473.3"
                            }
                        ], 
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                ], 
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        ]
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    {
        "category": "system.chemical", 
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                        "value": "7.05"
                    }, 
                    {
                        "value": "7.04"
                    }, 
                    {
                        "value": "7.02"
                    }, 
                    {
                        "value": "7.11"
                    }, 
                    {
                        "value": "7.16"
                    }, 
                    {
                        "value": "7.06"
                    }, 
                    {
                        "value": "6.98"
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                    {
                        "value": "6.88"
                    }, 
                    {
                        "value": "6.90"
                    }, 
                    {
                        "value": "6.81"
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                    {
                        "value": "6.70"
                    }, 
                    {
                        "value": "6.52"
                    }, 
                    {
                        "value": "6.35"
                    }, 
                    {
                        "value": "6.23"
                    }, 
                    {
                        "value": "6.08"
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                    {
                        "value": "5.90"
                    }, 
                    {
                        "value": "5.75"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
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                    {
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                                "value": "125.0"
                            }, 
                            {
                                "value": "134.0"
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                            {
                                "value": "364.9"
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                            {
                                "value": "473.3"
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                    {
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                    {
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                    {
                        "value": "0.0223"
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                    {
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                    {
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                    {
                        "value": "0.0206"
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                    {
                        "value": "0.0201"
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                    {
                        "value": "0.0195"
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                    {
                        "value": "0.0188"
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                    {
                        "value": "0.0181"
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                    {
                        "value": "0.0176"
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                    {
                        "value": "0.0170"
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                    {
                        "value": "0.0164"
                    }, 
                    {
                        "value": "0.0159"
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                ], 
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                    {
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                            }, 
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                                "value": "174.3"
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                            {
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                            {
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                            }
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            {
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                ], 
                "units": "g cm$^{-3}$", 
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                    {
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                    {
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                    {
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                    {
                        "value": "723"
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                        "value": "765"
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
                        "value": "724"
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                    {
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                    {
                        "value": "714"
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                    {
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                    {
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                    {
                        "value": "714"
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                    {
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                    {
                        "value": "715"
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                    {
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                    {
                        "value": "880"
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                    {
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                    {
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                    {
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                    {
                        "value": "1006"
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                    {
                        "value": "902"
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                    {
                        "value": "825"
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                    {
                        "value": "771"
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                    {
                        "value": "759"
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                    {
                        "value": "754"
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                    {
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                    {
                        "value": "742"
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                    {
                        "value": "866"
                    }, 
                    {
                        "value": "875"
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                    {
                        "value": "884"
                    }, 
                    {
                        "value": "891"
                    }, 
                    {
                        "value": "903"
                    }, 
                    {
                        "value": "912"
                    }, 
                    {
                        "value": "929"
                    }, 
                    {
                        "value": "962"
                    }, 
                    {
                        "value": "989"
                    }, 
                    {
                        "value": "1000"
                    }, 
                    {
                        "value": "807"
                    }, 
                    {
                        "value": "792"
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                    {
                        "value": "772"
                    }, 
                    {
                        "value": "753"
                    }
                ], 
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                "conditions": [
                    {
                        "units": "K", 
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                                "value": "120.6"
                            }, 
                            {
                                "value": "132.1"
                            }, 
                            {
                                "value": "149.7"
                            }, 
                            {
                                "value": "169.1"
                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
                                "value": "221.5"
                            }, 
                            {
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                            }, 
                            {
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                            }, 
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                            }, 
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                                "value": "294.3"
                            }, 
                            {
                                "value": "298.1"
                            }, 
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                                "value": "303.7"
                            }, 
                            {
                                "value": "331.6"
                            }, 
                            {
                                "value": "358.1"
                            }, 
                            {
                                "value": "377.2"
                            }, 
                            {
                                "value": "398.2"
                            }, 
                            {
                                "value": "420.7"
                            }, 
                            {
                                "value": "453.7"
                            }, 
                            {
                                "value": "475.9"
                            }, 
                            {
                                "value": "279.7"
                            }, 
                            {
                                "value": "281.0"
                            }, 
                            {
                                "value": "283.2"
                            }, 
                            {
                                "value": "283.6"
                            }, 
                            {
                                "value": "285.7"
                            }, 
                            {
                                "value": "286.8"
                            }, 
                            {
                                "value": "287.7"
                            }, 
                            {
                                "value": "288.3"
                            }, 
                            {
                                "value": "288.6"
                            }, 
                            {
                                "value": "290.0"
                            }, 
                            {
                                "value": "291.2"
                            }, 
                            {
                                "value": "292.8"
                            }, 
                            {
                                "value": "293.6"
                            }, 
                            {
                                "value": "278.2"
                            }, 
                            {
                                "value": "279.7"
                            }, 
                            {
                                "value": "280.7"
                            }, 
                            {
                                "value": "281.4"
                            }, 
                            {
                                "value": "282.1"
                            }, 
                            {
                                "value": "284.0"
                            }, 
                            {
                                "value": "285.1"
                            }, 
                            {
                                "value": "285.7"
                            }, 
                            {
                                "value": "286.4"
                            }, 
                            {
                                "value": "286.8"
                            }, 
                            {
                                "value": "289.5"
                            }, 
                            {
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                            }, 
                            {
                                "value": "290.6"
                            }, 
                            {
                                "value": "292.3"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Crystal Growth"
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        ], 
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            {
                "citation": "Thermal Constants for Ni, NiO, MgO, MnO and CoO at Low Temperatures, H. Watanabe, Thermochimica Acta, Vol. 218, pp. 365-372 (1993), published by Elsevier Science B.V.."
            }
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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        "properties": [
            {
                "scalars": [
                    {
                        "value": "Co-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Earth Jewelry Corp."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "16.1"
                    }, 
                    {
                        "value": "15.4"
                    }, 
                    {
                        "value": "14.0"
                    }, 
                    {
                        "value": "12.6"
                    }, 
                    {
                        "value": "11.6"
                    }, 
                    {
                        "value": "10.9"
                    }, 
                    {
                        "value": "10.3"
                    }, 
                    {
                        "value": "9.62"
                    }, 
                    {
                        "value": "9.10"
                    }, 
                    {
                        "value": "8.81"
                    }, 
                    {
                        "value": "8.66"
                    }, 
                    {
                        "value": "9.09"
                    }, 
                    {
                        "value": "9.59"
                    }, 
                    {
                        "value": "8.06"
                    }, 
                    {
                        "value": "8.61"
                    }, 
                    {
                        "value": "9.17"
                    }, 
                    {
                        "value": "9.82"
                    }, 
                    {
                        "value": "9.38"
                    }, 
                    {
                        "value": "8.95"
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                    {
                        "value": "8.66"
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                    {
                        "value": "8.39"
                    }, 
                    {
                        "value": "8.03"
                    }, 
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                        "value": "7.69"
                    }, 
                    {
                        "value": "7.49"
                    }
                ], 
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                    {
                        "units": "K", 
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                                "value": "120.6"
                            }, 
                            {
                                "value": "132.1"
                            }, 
                            {
                                "value": "149.7"
                            }, 
                            {
                                "value": "169.1"
                            }, 
                            {
                                "value": "187.5"
                            }, 
                            {
                                "value": "208.9"
                            }, 
                            {
                                "value": "221.5"
                            }, 
                            {
                                "value": "240.1"
                            }, 
                            {
                                "value": "254.9"
                            }, 
                            {
                                "value": "269.3"
                            }, 
                            {
                                "value": "280.4"
                            }, 
                            {
                                "value": "285.6"
                            }, 
                            {
                                "value": "287.4"
                            }, 
                            {
                                "value": "290.2"
                            }, 
                            {
                                "value": "294.3"
                            }, 
                            {
                                "value": "298.1"
                            }, 
                            {
                                "value": "303.7"
                            }, 
                            {
                                "value": "331.6"
                            }, 
                            {
                                "value": "358.1"
                            }, 
                            {
                                "value": "377.2"
                            }, 
                            {
                                "value": "398.2"
                            }, 
                            {
                                "value": "420.7"
                            }, 
                            {
                                "value": "453.7"
                            }, 
                            {
                                "value": "475.9"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Thermal Constants for Ni, NiO, MgO, MnO and CoO at Low Temperatures, H. Watanabe, Thermochimica Acta, Vol. 218, pp. 365-372 (1993), published by Elsevier Science B.V.."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    {
                        "value": "Co-O"
                    }
                ], 
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            }, 
            {
                "scalars": [
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                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Earth Jewelry Corp."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
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                    {
                        "value": "0.0625"
                    }, 
                    {
                        "value": "0.0551"
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                    {
                        "value": "0.0360"
                    }, 
                    {
                        "value": "0.0310"
                    }, 
                    {
                        "value": "0.0265"
                    }, 
                    {
                        "value": "0.0240"
                    }, 
                    {
                        "value": "0.0207"
                    }, 
                    {
                        "value": "0.0185"
                    }, 
                    {
                        "value": "0.0167"
                    }, 
                    {
                        "value": "0.0154"
                    }, 
                    {
                        "value": "0.0145"
                    }, 
                    {
                        "value": "0.0157"
                    }, 
                    {
                        "value": "0.0165"
                    }, 
                    {
                        "value": "0.0181"
                    }, 
                    {
                        "value": "0.0196"
                    }, 
                    {
                        "value": "0.0211"
                    }, 
                    {
                        "value": "0.0204"
                    }, 
                    {
                        "value": "0.0195"
                    }, 
                    {
                        "value": "0.0189"
                    }, 
                    {
                        "value": "0.0183"
                    }, 
                    {
                        "value": "0.0175"
                    }, 
                    {
                        "value": "0.0168"
                    }, 
                    {
                        "value": "0.0163"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
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                            {
                                "value": "120.6"
                            }, 
                            {
                                "value": "132.1"
                            }, 
                            {
                                "value": "149.7"
                            }, 
                            {
                                "value": "169.1"
                            }, 
                            {
                                "value": "187.5"
                            }, 
                            {
                                "value": "208.9"
                            }, 
                            {
                                "value": "221.5"
                            }, 
                            {
                                "value": "240.1"
                            }, 
                            {
                                "value": "254.9"
                            }, 
                            {
                                "value": "269.3"
                            }, 
                            {
                                "value": "280.4"
                            }, 
                            {
                                "value": "285.6"
                            }, 
                            {
                                "value": "287.4"
                            }, 
                            {
                                "value": "290.2"
                            }, 
                            {
                                "value": "294.3"
                            }, 
                            {
                                "value": "298.1"
                            }, 
                            {
                                "value": "303.7"
                            }, 
                            {
                                "value": "331.6"
                            }, 
                            {
                                "value": "358.1"
                            }, 
                            {
                                "value": "377.2"
                            }, 
                            {
                                "value": "398.2"
                            }, 
                            {
                                "value": "420.7"
                            }, 
                            {
                                "value": "453.7"
                            }, 
                            {
                                "value": "475.9"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
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                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Crystal Structure of Monoclinic Hafnia and Comparison with Monoclinic Zirconia, R. Ruh and P.W.R. Corfield, Journal of the American Ceramic Society, Vol. 53 3, pp. 126-129 (1970), published by American Ceramic Society."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                    {
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                ], 
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            }, 
            {
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            {
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                        "value": "99.18"
                    }
                ], 
                "units": "$^{\\circ}$ (degree", 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
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                ], 
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            }
        ]
    }, 
    {
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        ], 
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                "citation": "Crystal Structure of Monoclinic Hafnia and Comparison with Monoclinic Zirconia, R. Ruh and P.W.R. Corfield, Journal of the American Ceramic Society, Vol. 53 3, pp. 126-129 (1970), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                            {
                                "value": "23"
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                        ], 
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                    }, 
                    {
                        "scalars": [
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                                "value": "Hf : x"
                            }, 
                            {
                                "value": "Hf : y"
                            }, 
                            {
                                "value": "Hf : z"
                            }, 
                            {
                                "value": "O(1) : x"
                            }, 
                            {
                                "value": "O(1) : y"
                            }, 
                            {
                                "value": "O(1) : z"
                            }, 
                            {
                                "value": "O(2) : x"
                            }, 
                            {
                                "value": "O(2) : y"
                            }, 
                            {
                                "value": "O(2) : z"
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                        ], 
                        "name": "Atom:Coordinate"
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                ], 
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        ]
    }, 
    {
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                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Crystal Structure of Monoclinic Hafnia and Comparison with Monoclinic Zirconia, R. Ruh and P.W.R. Corfield, Journal of the American Ceramic Society, Vol. 53 3, pp. 126-129 (1970), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
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                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0005", 
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                    }, 
                    {
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                    {
                        "uncertainty": "0.0005", 
                        "value": "5.2948"
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                ], 
                "units": "$\\AA$", 
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                            {
                                "value": "23"
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                        ], 
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                    }, 
                    {
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                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
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            {
                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Crystal Structure of Monoclinic Hafnia and Comparison with Monoclinic Zirconia, R. Ruh and P.W.R. Corfield, Journal of the American Ceramic Society, Vol. 53 3, pp. 126-129 (1970), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
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                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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                ], 
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                        "scalars": [
                            {
                                "value": "23"
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                        ], 
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                ], 
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            }
        ]
    }, 
    {
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                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Crystal Structure of Monoclinic Hafnia and Comparison with Monoclinic Zirconia, R. Ruh and P.W.R. Corfield, Journal of the American Ceramic Society, Vol. 53 3, pp. 126-129 (1970), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
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            {
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                    {
                        "value": "Zr-O"
                    }
                ], 
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            }, 
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                ], 
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            }, 
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                                "value": "23"
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                        ], 
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                    }, 
                    {
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                                "value": "Zr : x"
                            }, 
                            {
                                "value": "Zr : y"
                            }, 
                            {
                                "value": "Zr : z"
                            }, 
                            {
                                "value": "O(1) : x"
                            }, 
                            {
                                "value": "O(1) : y"
                            }, 
                            {
                                "value": "O(1) : z"
                            }, 
                            {
                                "value": "O(2) : x"
                            }, 
                            {
                                "value": "O(2) : y"
                            }, 
                            {
                                "value": "O(2) : z"
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    {
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                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Crystal Structure of Monoclinic Hafnia and Comparison with Monoclinic Zirconia, R. Ruh and P.W.R. Corfield, Journal of the American Ceramic Society, Vol. 53 3, pp. 126-129 (1970), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0005", 
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                    }, 
                    {
                        "uncertainty": "0.0005", 
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                    }, 
                    {
                        "uncertainty": "0.0005", 
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                ], 
                "units": "$\\AA$", 
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Resistance of SiC-Fiber-Reinforced Si3N4 Composites at Ambient and Elevated Temperatures, H.H.K Xu, C.P. Ostertag, E.R. Fuller, Jr., L.M. Braun, and I.K. Lloyd, Journal of the American Ceramic Society, Vol. 78 3, pp. 698-704 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "19"
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                    {
                        "value": "20"
                    }, 
                    {
                        "value": "25"
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                    {
                        "value": "29"
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                    {
                        "value": "37"
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                    {
                        "value": "40"
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                    {
                        "value": "50"
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                    {
                        "value": "53"
                    }, 
                    {
                        "value": "58"
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                    {
                        "value": "61"
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                    {
                        "value": "82"
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                    {
                        "value": "80"
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                    {
                        "value": "28"
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                    {
                        "value": "31"
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                    {
                        "value": "44"
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                    {
                        "value": "70"
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                    {
                        "value": "71"
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                    {
                        "value": "85"
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                    {
                        "value": "100"
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                    {
                        "value": "78"
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                    {
                        "value": "11"
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                    {
                        "value": "16"
                    }, 
                    {
                        "value": "18"
                    }, 
                    {
                        "value": "22"
                    }, 
                    {
                        "value": "46"
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                    {
                        "value": "50"
                    }, 
                    {
                        "value": "56"
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                    {
                        "value": "60"
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                    {
                        "value": "71"
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                    {
                        "value": "84"
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                    {
                        "value": "91"
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                    {
                        "value": "104"
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                    {
                        "value": "106"
                    }, 
                    {
                        "value": "107"
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                    {
                        "value": "20"
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                    {
                        "value": "16"
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                    {
                        "value": "13"
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                    {
                        "value": "15"
                    }, 
                    {
                        "value": "28"
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                    {
                        "value": "29"
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                    {
                        "value": "33"
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                    {
                        "value": "35"
                    }, 
                    {
                        "value": "32"
                    }, 
                    {
                        "value": "45"
                    }, 
                    {
                        "value": "53"
                    }, 
                    {
                        "value": "59"
                    }, 
                    {
                        "value": "63"
                    }, 
                    {
                        "value": "64"
                    }, 
                    {
                        "value": "90"
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                    {
                        "value": "94"
                    }, 
                    {
                        "value": "80"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.39"
                            }, 
                            {
                                "value": "0.43"
                            }, 
                            {
                                "value": "0.49"
                            }, 
                            {
                                "value": "0.53"
                            }, 
                            {
                                "value": "0.57"
                            }, 
                            {
                                "value": "0.60"
                            }, 
                            {
                                "value": "0.72"
                            }, 
                            {
                                "value": "0.76"
                            }, 
                            {
                                "value": "0.76"
                            }, 
                            {
                                "value": "0.84"
                            }, 
                            {
                                "value": "0.84"
                            }, 
                            {
                                "value": "0.84"
                            }, 
                            {
                                "value": "0.86"
                            }, 
                            {
                                "value": "0.92"
                            }, 
                            {
                                "value": "0.64"
                            }, 
                            {
                                "value": "0.64"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "0.87"
                            }, 
                            {
                                "value": "0.90"
                            }, 
                            {
                                "value": "0.90"
                            }, 
                            {
                                "value": "0.94"
                            }, 
                            {
                                "value": "0.95"
                            }, 
                            {
                                "value": "0.27"
                            }, 
                            {
                                "value": "0.34"
                            }, 
                            {
                                "value": "0.41"
                            }, 
                            {
                                "value": "0.49"
                            }, 
                            {
                                "value": "0.60"
                            }, 
                            {
                                "value": "0.64"
                            }, 
                            {
                                "value": "0.68"
                            }, 
                            {
                                "value": "0.68"
                            }, 
                            {
                                "value": "0.70"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "0.80"
                            }, 
                            {
                                "value": "0.83"
                            }, 
                            {
                                "value": "0.87"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.38"
                            }, 
                            {
                                "value": "0.41"
                            }, 
                            {
                                "value": "0.49"
                            }, 
                            {
                                "value": "0.52"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.64"
                            }, 
                            {
                                "value": "0.66"
                            }, 
                            {
                                "value": "0.73"
                            }, 
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "0.70"
                            }, 
                            {
                                "value": "0.74"
                            }, 
                            {
                                "value": "0.73"
                            }, 
                            {
                                "value": "0.70"
                            }, 
                            {
                                "value": "0.80"
                            }, 
                            {
                                "value": "0.83"
                            }, 
                            {
                                "value": "0.83"
                            }
                        ], 
                        "name": "a/W"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.29"
                            }
                        ], 
                        "name": "Volume Fraction of Fiber"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Performance Verification of New, Low-Cost Ceramics, R.E. Tressler, Projects Within the Center for Advanced Materials, pp. 124-163 (1987), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "5.3"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "6.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Performance Verification of New, Low-Cost Ceramics, R.E. Tressler, Projects Within the Center for Advanced Materials, pp. 124-163 (1987), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "CS-101K"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.5", 
                        "value": "3.9"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "3.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Performance Verification of New, Low-Cost Ceramics, R.E. Tressler, Projects Within the Center for Advanced Materials, pp. 124-163 (1987), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-430"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.4", 
                        "value": "3.7"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "3.2"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Crack Propagation in Sintered Alpha Silicon Carbide, E.H. Kraft and R.H. Smoak, Report - Fall Meeting, American Ceramic Society, 1977, pp. 3-7 (1977), published by The Carborundum Company."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "5.4"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "6.8"
                    }, 
                    {
                        "uncertainty": "0.6", 
                        "value": "8.8"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "2.8"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "4.0"
                    }, 
                    {
                        "uncertainty": "0.6", 
                        "value": "4.7"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "5.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SCB"
                            }, 
                            {
                                "value": "SCB"
                            }, 
                            {
                                "value": "IFF"
                            }, 
                            {
                                "value": "IFF"
                            }
                        ], 
                        "name": "Technique"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion and Molar Volume of MgO, Periclase, from 5 K to 2900 K, R.R. Reeber, K. Goessel, and K. Wang, European Journal of Mineralogy, Vol. 7, pp. 1039-1047 (1995), published by E. Schweizerbartsche Verlagsbuchhandlung."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.00030", 
                        "value": "4.21154"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion and Molar Volume of MgO, Periclase, from 5 K to 2900 K, R.R. Reeber, K. Goessel, and K. Wang, European Journal of Mineralogy, Vol. 7, pp. 1039-1047 (1995), published by E. Schweizerbartsche Verlagsbuchhandlung."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "1.86"
                    }, 
                    {
                        "value": "7.35"
                    }, 
                    {
                        "value": "10.2"
                    }, 
                    {
                        "value": "11.8"
                    }, 
                    {
                        "value": "12.8"
                    }, 
                    {
                        "value": "13.4"
                    }, 
                    {
                        "value": "13.9"
                    }, 
                    {
                        "value": "14.2"
                    }, 
                    {
                        "value": "14.5"
                    }, 
                    {
                        "value": "14.6"
                    }, 
                    {
                        "value": "15.0"
                    }, 
                    {
                        "value": "15.5"
                    }, 
                    {
                        "value": "16.0"
                    }, 
                    {
                        "value": "16.4"
                    }, 
                    {
                        "value": "16.8"
                    }, 
                    {
                        "value": "17.2"
                    }, 
                    {
                        "value": "17.6"
                    }, 
                    {
                        "value": "18.0"
                    }, 
                    {
                        "value": "18.4"
                    }, 
                    {
                        "value": "18.7"
                    }, 
                    {
                        "value": "19.1"
                    }, 
                    {
                        "value": "19.4"
                    }, 
                    {
                        "value": "19.8"
                    }, 
                    {
                        "value": "20.1"
                    }, 
                    {
                        "value": "20.5"
                    }, 
                    {
                        "value": "20.8"
                    }, 
                    {
                        "value": "21.1"
                    }, 
                    {
                        "value": "21.5"
                    }, 
                    {
                        "value": "21.8"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2300"
                            }, 
                            {
                                "value": "2400"
                            }, 
                            {
                                "value": "2500"
                            }, 
                            {
                                "value": "2600"
                            }, 
                            {
                                "value": "2700"
                            }, 
                            {
                                "value": "2800"
                            }, 
                            {
                                "value": "2900"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "cm$^{3}$/mol", 
                        "scalars": [
                            {
                                "value": "11.199"
                            }, 
                            {
                                "value": "11.201"
                            }, 
                            {
                                "value": "11.217"
                            }, 
                            {
                                "value": "11.247"
                            }, 
                            {
                                "value": "11.284"
                            }, 
                            {
                                "value": "11.326"
                            }, 
                            {
                                "value": "11.371"
                            }, 
                            {
                                "value": "11.418"
                            }, 
                            {
                                "value": "11.466"
                            }, 
                            {
                                "value": "11.516"
                            }, 
                            {
                                "value": "11.566"
                            }, 
                            {
                                "value": "11.618"
                            }, 
                            {
                                "value": "11.671"
                            }, 
                            {
                                "value": "11.727"
                            }, 
                            {
                                "value": "11.784"
                            }, 
                            {
                                "value": "11.843"
                            }, 
                            {
                                "value": "11.904"
                            }, 
                            {
                                "value": "11.966"
                            }, 
                            {
                                "value": "12.030"
                            }, 
                            {
                                "value": "12.096"
                            }, 
                            {
                                "value": "12.163"
                            }, 
                            {
                                "value": "12.232"
                            }, 
                            {
                                "value": "12.303"
                            }, 
                            {
                                "value": "12.376"
                            }, 
                            {
                                "value": "12.450"
                            }, 
                            {
                                "value": "12.526"
                            }, 
                            {
                                "value": "12.604"
                            }, 
                            {
                                "value": "12.683"
                            }, 
                            {
                                "value": "12.765"
                            }, 
                            {
                                "value": "12.848"
                            }
                        ], 
                        "name": "Molar Volume"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Crystal Structure of Rutile as a Function of Temperature up to 1600 \u00b0C, K. Sugiyama and Y. Takeuchi, Zeitschrift fur Kristallographie, Vol. 194, pp. 305-313 (1991), published by R. Oldenbourg Verlag:Munchen."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Toshiba Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0002", 
                        "value": "4.5924"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "4.6001"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "4.6083"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "4.6172"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "4.6252"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "4.6344"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "4.6392"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "4.6452"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "4.6499"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "4.657"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "2.9575"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "2.9654"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "2.9737"
                    }, 
                    {
                        "uncertainty": "0.0007", 
                        "value": "2.9803"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "2.9878"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "2.9919"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "2.9967"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "3.0017"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "3.0057"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "3.0093"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "460"
                            }, 
                            {
                                "value": "670"
                            }, 
                            {
                                "value": "890"
                            }, 
                            {
                                "value": "1060"
                            }, 
                            {
                                "value": "1190"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1480"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "460"
                            }, 
                            {
                                "value": "670"
                            }, 
                            {
                                "value": "890"
                            }, 
                            {
                                "value": "1060"
                            }, 
                            {
                                "value": "1190"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1480"
                            }, 
                            {
                                "value": "1610"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Crystal Structure of Rutile as a Function of Temperature up to 1600 \u00b0C, K. Sugiyama and Y. Takeuchi, Zeitschrift fur Kristallographie, Vol. 194, pp. 305-313 (1991), published by R. Oldenbourg Verlag:Munchen."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Toshiba Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.1", 
                        "value": "8.9"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "11.1"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "20", 
                                "maximum": "1600"
                            }
                        ], 
                        "name": "Temperature Internal"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Floating zone"
            }
        ], 
        "references": [
            {
                "citation": "Oxidation of Single Crystals of Hafnium Carbide in a Temperature Range of 600 \u00b0C to 900 \u00b0C, S. Shimada, K. Nakajima, and M. Inagaki, Journal of the American Ceramic Society, Vol. 80 7, pp. 1749-1756 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "260"
                    }, 
                    {
                        "value": "160"
                    }
                ], 
                "units": "kJ/mol", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "oxidation"
                            }
                        ], 
                        "name": "Process"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "maximum": "700"
                            }, 
                            {
                                "minimum": "700"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Corrosion Activtn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Fracture Toughness on the Wear Resistance of Yttria-Doped Zirconium Oxide, T.E. Fischer, M.P. Anderson, and S. Jahanmir, Journal of the American Ceramic Society, Vol. 72 2, pp. 252-257 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Y2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "minimum": "3", 
                                "maximum": "6"
                            }
                        ], 
                        "name": "Sintering Aid Molar Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Fracture Toughness on the Wear Resistance of Yttria-Doped Zirconium Oxide, T.E. Fischer, M.P. Anderson, and S. Jahanmir, Journal of the American Ceramic Society, Vol. 72 2, pp. 252-257 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.1", 
                        "value": "11.6"
                    }, 
                    {
                        "uncertainty": "0.6", 
                        "value": "8.7"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "2.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Fracture Toughness on the Wear Resistance of Yttria-Doped Zirconium Oxide, T.E. Fischer, M.P. Anderson, and S. Jahanmir, Journal of the American Ceramic Society, Vol. 72 2, pp. 252-257 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "-6.41"
                    }, 
                    {
                        "value": "-5.66"
                    }, 
                    {
                        "value": "-3.60"
                    }
                ], 
                "units": "mm$^{3}$ m$^{-1}$ N$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.6"
                            }
                        ], 
                        "name": "Friction Coefficient"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }
                ], 
                "name": "Log Wear Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Thermodynamic Characteristics of Cubic Boron Nitride at 298-930 K, V.L. Solozhenko, I.Ya. Chaikovskaya, A.N. Sokolov, and A.A. Shulzhenko, Russian Journal of Physical Chemistry, Vol. 61 3, pp. 412-414 (1987)."
            }
        ], 
        "names": [
            "Boron nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "644.0"
                    }, 
                    {
                        "value": "842.9"
                    }, 
                    {
                        "value": "1000"
                    }, 
                    {
                        "value": "1132"
                    }, 
                    {
                        "value": "1248"
                    }, 
                    {
                        "value": "1352"
                    }, 
                    {
                        "value": "1448"
                    }, 
                    {
                        "value": "1537"
                    }, 
                    {
                        "value": "1620"
                    }, 
                    {
                        "value": "1699"
                    }, 
                    {
                        "value": "1774"
                    }, 
                    {
                        "value": "1846"
                    }, 
                    {
                        "value": "1914"
                    }, 
                    {
                        "value": "1979"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "15.98"
                            }, 
                            {
                                "value": "20.92"
                            }, 
                            {
                                "value": "24.82"
                            }, 
                            {
                                "value": "28.10"
                            }, 
                            {
                                "value": "30.97"
                            }, 
                            {
                                "value": "33.56"
                            }, 
                            {
                                "value": "35.93"
                            }, 
                            {
                                "value": "38.14"
                            }, 
                            {
                                "value": "40.21"
                            }, 
                            {
                                "value": "42.17"
                            }, 
                            {
                                "value": "44.03"
                            }, 
                            {
                                "value": "45.80"
                            }, 
                            {
                                "value": "47.49"
                            }, 
                            {
                                "value": "49.10"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Oxidation of Silicon Carbide at 1150\u00b0C to 1400\u00b0C and at 9 x 10-3 to 5 x 10-1 Torr Oxygen Pressure, E.A. Gulbransen, K.F. Andrew, and F.A. Brassart, Journal of the Electrochemical Society, Vol. 113 12, pp. 1311-1314 (1966), published by Electrochemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "32"
                    }, 
                    {
                        "value": "48"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "7.1"
                    }, 
                    {
                        "value": "0.67"
                    }, 
                    {
                        "value": "0.25"
                    }, 
                    {
                        "value": "0.15"
                    }, 
                    {
                        "value": "0.061"
                    }, 
                    {
                        "value": "0.064"
                    }, 
                    {
                        "value": "0.061"
                    }, 
                    {
                        "value": "0.15"
                    }, 
                    {
                        "value": "-19"
                    }, 
                    {
                        "value": "-20"
                    }, 
                    {
                        "value": "-21"
                    }, 
                    {
                        "value": "-20"
                    }, 
                    {
                        "value": "5.9"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "7.6"
                    }, 
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "17"
                    }, 
                    {
                        "value": "18"
                    }, 
                    {
                        "value": "17"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "6.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "20.0"
                            }, 
                            {
                                "value": "30.0"
                            }, 
                            {
                                "value": "40.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "60.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "4.0"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "Pa", 
                        "scalars": [
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "13.3"
                            }, 
                            {
                                "value": "13.3"
                            }, 
                            {
                                "value": "13.3"
                            }, 
                            {
                                "value": "13.3"
                            }, 
                            {
                                "value": "66.7"
                            }, 
                            {
                                "value": "66.7"
                            }, 
                            {
                                "value": "66.7"
                            }, 
                            {
                                "value": "66.7"
                            }
                        ], 
                        "name": "Oxygen Pressure"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Intrinsic Thermal Conductivity of AlN, G.A. Slack, R.A. Tanzill, R.O. Pohl, and J.W. Vandersande, Journal of Physics and Chemistry of Solids, Vol. 48 7, pp. 641-647 (1987), published by Pergamon Press."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.38"
                    }, 
                    {
                        "value": "0.97"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "21"
                    }, 
                    {
                        "value": "108"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "570"
                    }, 
                    {
                        "value": "1020"
                    }, 
                    {
                        "value": "1500"
                    }, 
                    {
                        "value": "2000"
                    }, 
                    {
                        "value": "2300"
                    }, 
                    {
                        "value": "2200"
                    }, 
                    {
                        "value": "1750"
                    }, 
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "650"
                    }, 
                    {
                        "value": "285"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "96"
                    }, 
                    {
                        "value": "48"
                    }, 
                    {
                        "value": "24"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "W$\\cdot$m$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "0.38"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "5.8"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "5800"
                            }, 
                            {
                                "value": "19500"
                            }, 
                            {
                                "value": "45000"
                            }, 
                            {
                                "value": "70000"
                            }, 
                            {
                                "value": "46000"
                            }, 
                            {
                                "value": "20500"
                            }, 
                            {
                                "value": "4700"
                            }, 
                            {
                                "value": "1570"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "319"
                            }, 
                            {
                                "value": "195"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "49"
                            }, 
                            {
                                "value": "24"
                            }
                        ], 
                        "name": "Pure AlNThermal Cond."
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "6.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Improved Consolidation of Silicon Carbide, M.R. Freedman and M.L. Millard, Ceramic Engineering and Science Proceedings, Vol. 7 7, pp. 884-892 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.02", 
                        "value": "2.93"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "2.91"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "3.16"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "dry"
                            }, 
                            {
                                "value": "ethanol"
                            }, 
                            {
                                "value": "aqueous"
                            }
                        ], 
                        "name": "Slurry Type"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Improved Consolidation of Silicon Carbide, M.R. Freedman and M.L. Millard, Ceramic Engineering and Science Proceedings, Vol. 7 7, pp. 884-892 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "18", 
                        "value": "235"
                    }, 
                    {
                        "uncertainty": "57", 
                        "value": "370"
                    }, 
                    {
                        "uncertainty": "100", 
                        "value": "440"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "dry"
                            }, 
                            {
                                "value": "ethanol"
                            }, 
                            {
                                "value": "aqueous"
                            }
                        ], 
                        "name": "Slurry Type"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.wAl2O3.xMo2C.ySiO2.zY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Ceradyne"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.26"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.wAl2O3.xMo2C.ySiO2.zY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Ceradyne"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.29"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.wAl2O3.xMo2C.ySiO2.zY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Ceradyne"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.28"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.wAl2O3.xMo2C.ySiO2.zY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Ceradyne"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.29"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "D"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.wAl2O3.xMo2C.ySiO2.zY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Ceradyne"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "55", 
                        "value": "436"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.wAl2O3.xMo2C.ySiO2.zY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Ceradyne"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "42", 
                        "value": "512"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.wAl2O3.xMo2C.ySiO2.zY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Ceradyne"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "143", 
                        "value": "536"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.wAl2O3.xMo2C.ySiO2.zY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Ceradyne"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "39", 
                        "value": "617"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "D"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.wAl2O3.xMo2C.ySiO2.zY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Ceradyne"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.3"
                    }, 
                    {
                        "value": "9.0"
                    }, 
                    {
                        "value": "8.8"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Sample"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.wAl2O3.xMo2C.ySiO2.zY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Ceradyne"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "13.7"
                    }, 
                    {
                        "value": "13.9"
                    }, 
                    {
                        "value": "13.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Sample"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Hot Isostatically Pressed Zirconium Nitride Materials, N. Alexandre, M. Desmaison-Brut, F. Valin, M. Boncoeur, Journal of Materials Science, Vol. 28, pp. 2385-2390 (1993), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "389"
                    }, 
                    {
                        "value": "375"
                    }, 
                    {
                        "value": "383"
                    }, 
                    {
                        "value": "392"
                    }, 
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "347"
                    }, 
                    {
                        "value": "307"
                    }, 
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "311"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "4.6"
                            }, 
                            {
                                "value": "5.4"
                            }, 
                            {
                                "value": "5.8"
                            }, 
                            {
                                "value": "8.2"
                            }, 
                            {
                                "value": "8.9"
                            }
                        ], 
                        "name": "Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Hot Isostatically Pressed Zirconium Nitride Materials, N. Alexandre, M. Desmaison-Brut, F. Valin, M. Boncoeur, Journal of Materials Science, Vol. 28, pp. 2385-2390 (1993), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "6.2"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "3.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.7"
                            }, 
                            {
                                "value": "1.7"
                            }, 
                            {
                                "value": "2.9"
                            }, 
                            {
                                "value": "2.9"
                            }, 
                            {
                                "value": "3.2"
                            }, 
                            {
                                "value": "3.2"
                            }, 
                            {
                                "value": "6.0"
                            }, 
                            {
                                "value": "6.0"
                            }, 
                            {
                                "value": "8.2"
                            }, 
                            {
                                "value": "8.2"
                            }
                        ], 
                        "name": "Porosity"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Hot Isostatic Pressing"
            }
        ], 
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            {
                "citation": "Mechanical Properties of Hot Isostatically Pressed Zirconium Nitride Materials, N. Alexandre, M. Desmaison-Brut, F. Valin, M. Boncoeur, Journal of Materials Science, Vol. 28, pp. 2385-2390 (1993), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "13.1"
                    }, 
                    {
                        "value": "11.9"
                    }, 
                    {
                        "value": "14.0"
                    }, 
                    {
                        "value": "12.6"
                    }, 
                    {
                        "value": "14.0"
                    }, 
                    {
                        "value": "12.6"
                    }, 
                    {
                        "value": "14.3"
                    }, 
                    {
                        "value": "11.9"
                    }, 
                    {
                        "value": "13.6"
                    }, 
                    {
                        "value": "10.5"
                    }, 
                    {
                        "value": "13.1"
                    }, 
                    {
                        "value": "10.5"
                    }, 
                    {
                        "value": "11.7"
                    }, 
                    {
                        "value": "9.6"
                    }, 
                    {
                        "value": "11.5"
                    }, 
                    {
                        "value": "9.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "1.7"
                            }, 
                            {
                                "value": "1.7"
                            }, 
                            {
                                "value": "2.2"
                            }, 
                            {
                                "value": "2.2"
                            }, 
                            {
                                "value": "2.9"
                            }, 
                            {
                                "value": "2.9"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "6.2"
                            }, 
                            {
                                "value": "6.1"
                            }, 
                            {
                                "value": "8.4"
                            }, 
                            {
                                "value": "8.4"
                            }
                        ], 
                        "name": "Porosity"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
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            {
                "citation": "Mechanical Properties of Hot Isostatically Pressed Zirconium Nitride Materials, N. Alexandre, M. Desmaison-Brut, F. Valin, M. Boncoeur, Journal of Materials Science, Vol. 28, pp. 2385-2390 (1993), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.259"
                    }, 
                    {
                        "value": "0.256"
                    }, 
                    {
                        "value": "0.260"
                    }, 
                    {
                        "value": "0.256"
                    }, 
                    {
                        "value": "0.252"
                    }, 
                    {
                        "value": "0.252"
                    }, 
                    {
                        "value": "0.240"
                    }, 
                    {
                        "value": "0.237"
                    }, 
                    {
                        "value": "0.241"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "4.6"
                            }, 
                            {
                                "value": "5.4"
                            }, 
                            {
                                "value": "5.8"
                            }, 
                            {
                                "value": "8.2"
                            }, 
                            {
                                "value": "8.9"
                            }
                        ], 
                        "name": "Porosity"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Hot Isostatically Pressed Zirconium Nitride Materials, N. Alexandre, M. Desmaison-Brut, F. Valin, M. Boncoeur, Journal of Materials Science, Vol. 28, pp. 2385-2390 (1993), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "154"
                    }, 
                    {
                        "value": "148"
                    }, 
                    {
                        "value": "156"
                    }, 
                    {
                        "value": "156"
                    }, 
                    {
                        "value": "135"
                    }, 
                    {
                        "value": "136"
                    }, 
                    {
                        "value": "121"
                    }, 
                    {
                        "value": "124"
                    }, 
                    {
                        "value": "124"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "4.6"
                            }, 
                            {
                                "value": "5.4"
                            }, 
                            {
                                "value": "5.8"
                            }, 
                            {
                                "value": "8.2"
                            }, 
                            {
                                "value": "8.9"
                            }
                        ], 
                        "name": "Porosity"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Investigation of the Real Crystal Structure of Boron and Some of Its Compounds, G. V. Tsagareishvili, G. Sh. Darsavelidze, M. E. Antadze, and O. A. Tsagareishvili, Report N 393, Inventorial Number 0287.0 022480, pp. 1-142 (1986), edited by The Institute of Metallurgy of Georgian Academy of Sciences, published by Russian Scientific and Informatic Center."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Metals"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.6"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Investigation of the Real Crystal Structure of Boron and Some of Its Compounds, G. V. Tsagareishvili, G. Sh. Darsavelidze, M. E. Antadze, and O. A. Tsagareishvili, Report N 393, Inventorial Number 0287.0 022480, pp. 1-142 (1986), edited by The Institute of Metallurgy of Georgian Academy of Sciences, published by Russian Scientific and Informatic Center."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "951"
                    }, 
                    {
                        "uncertainty": "70", 
                        "value": "1175"
                    }, 
                    {
                        "uncertainty": "100", 
                        "value": "1340"
                    }, 
                    {
                        "uncertainty": "125", 
                        "value": "1445"
                    }, 
                    {
                        "uncertainty": "135", 
                        "value": "1540"
                    }, 
                    {
                        "uncertainty": "150", 
                        "value": "1600"
                    }, 
                    {
                        "uncertainty": "160", 
                        "value": "1670"
                    }, 
                    {
                        "uncertainty": "160", 
                        "value": "1720"
                    }, 
                    {
                        "uncertainty": "165", 
                        "value": "1770"
                    }, 
                    {
                        "uncertainty": "165", 
                        "value": "1810"
                    }, 
                    {
                        "uncertainty": "170", 
                        "value": "1850"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Investigation of the Real Crystal Structure of Boron and Some of Its Compounds, G. V. Tsagareishvili, G. Sh. Darsavelidze, M. E. Antadze, and O. A. Tsagareishvili, Report N 393, Inventorial Number 0287.0 022480, pp. 1-142 (1986), edited by The Institute of Metallurgy of Georgian Academy of Sciences, published by Russian Scientific and Informatic Center."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.65"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "minimum": "285", 
                                "maximum": "1213"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Heat Contents of Titanium Carbide and Titanium Nitride, B.F. Naylor, Journal of the American Chemical Society, Vol. 68, pp. 370-371 (1946), published by American Chemical Society."
            }
        ], 
        "names": [
            "Titanium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "565.15"
                    }, 
                    {
                        "value": "692.27"
                    }, 
                    {
                        "value": "754.11"
                    }, 
                    {
                        "value": "790.26"
                    }, 
                    {
                        "value": "814.27"
                    }, 
                    {
                        "value": "831.82"
                    }, 
                    {
                        "value": "845.60"
                    }, 
                    {
                        "value": "857.05"
                    }, 
                    {
                        "value": "866.98"
                    }, 
                    {
                        "value": "875.87"
                    }, 
                    {
                        "value": "884.02"
                    }, 
                    {
                        "value": "891.65"
                    }, 
                    {
                        "value": "898.88"
                    }, 
                    {
                        "value": "905.81"
                    }, 
                    {
                        "value": "912.51"
                    }, 
                    {
                        "value": "919.03"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "33.86"
                            }, 
                            {
                                "value": "41.47"
                            }, 
                            {
                                "value": "45.18"
                            }, 
                            {
                                "value": "47.34"
                            }, 
                            {
                                "value": "48.78"
                            }, 
                            {
                                "value": "49.83"
                            }, 
                            {
                                "value": "50.66"
                            }, 
                            {
                                "value": "51.35"
                            }, 
                            {
                                "value": "51.94"
                            }, 
                            {
                                "value": "52.47"
                            }, 
                            {
                                "value": "52.96"
                            }, 
                            {
                                "value": "53.42"
                            }, 
                            {
                                "value": "53.85"
                            }, 
                            {
                                "value": "54.27"
                            }, 
                            {
                                "value": "54.67"
                            }, 
                            {
                                "value": "55.06"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Heat Contents of Titanium Carbide and Titanium Nitride, B.F. Naylor, Journal of the American Chemical Society, Vol. 68, pp. 370-371 (1946), published by American Chemical Society."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "601.71"
                    }, 
                    {
                        "value": "705.31"
                    }, 
                    {
                        "value": "756.67"
                    }, 
                    {
                        "value": "787.48"
                    }, 
                    {
                        "value": "808.57"
                    }, 
                    {
                        "value": "824.49"
                    }, 
                    {
                        "value": "837.41"
                    }, 
                    {
                        "value": "848.45"
                    }, 
                    {
                        "value": "858.28"
                    }, 
                    {
                        "value": "867.27"
                    }, 
                    {
                        "value": "875.68"
                    }, 
                    {
                        "value": "883.66"
                    }, 
                    {
                        "value": "891.33"
                    }, 
                    {
                        "value": "898.76"
                    }, 
                    {
                        "value": "906.00"
                    }, 
                    {
                        "value": "913.11"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "37.25"
                            }, 
                            {
                                "value": "43.66"
                            }, 
                            {
                                "value": "46.84"
                            }, 
                            {
                                "value": "48.75"
                            }, 
                            {
                                "value": "50.06"
                            }, 
                            {
                                "value": "51.04"
                            }, 
                            {
                                "value": "51.84"
                            }, 
                            {
                                "value": "52.53"
                            }, 
                            {
                                "value": "53.13"
                            }, 
                            {
                                "value": "53.69"
                            }, 
                            {
                                "value": "54.21"
                            }, 
                            {
                                "value": "54.71"
                            }, 
                            {
                                "value": "55.18"
                            }, 
                            {
                                "value": "55.64"
                            }, 
                            {
                                "value": "56.09"
                            }, 
                            {
                                "value": "56.53"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Heat Content, Specific Heat and Entropy of La2O3, Pr6O11 and Nd2O3 Between 30 and 900\u00b0, J.O. Blomeke and W.T. Ziegler, Journal of the American Chemical Society, Vol. 73, pp. 5099-5102 (1951), published by American Chemical Society."
            }
        ], 
        "names": [
            "Lanthanum oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "La2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "La-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Adam Hilger, Ltd."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "357.23"
                    }, 
                    {
                        "value": "360.10"
                    }, 
                    {
                        "value": "367.59"
                    }, 
                    {
                        "value": "373.51"
                    }, 
                    {
                        "value": "378.40"
                    }, 
                    {
                        "value": "382.60"
                    }, 
                    {
                        "value": "386.30"
                    }, 
                    {
                        "value": "389.65"
                    }, 
                    {
                        "value": "392.73"
                    }, 
                    {
                        "value": "395.61"
                    }, 
                    {
                        "value": "398.33"
                    }, 
                    {
                        "value": "400.94"
                    }, 
                    {
                        "value": "403.44"
                    }, 
                    {
                        "value": "405.87"
                    }, 
                    {
                        "value": "408.24"
                    }, 
                    {
                        "value": "410.55"
                    }, 
                    {
                        "value": "412.82"
                    }, 
                    {
                        "value": "413.77"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "384"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1171"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "116.40"
                            }, 
                            {
                                "value": "117.33"
                            }, 
                            {
                                "value": "119.78"
                            }, 
                            {
                                "value": "121.70"
                            }, 
                            {
                                "value": "123.30"
                            }, 
                            {
                                "value": "124.67"
                            }, 
                            {
                                "value": "125.87"
                            }, 
                            {
                                "value": "126.96"
                            }, 
                            {
                                "value": "127.97"
                            }, 
                            {
                                "value": "128.91"
                            }, 
                            {
                                "value": "129.79"
                            }, 
                            {
                                "value": "130.64"
                            }, 
                            {
                                "value": "131.46"
                            }, 
                            {
                                "value": "132.25"
                            }, 
                            {
                                "value": "133.02"
                            }, 
                            {
                                "value": "133.77"
                            }, 
                            {
                                "value": "134.51"
                            }, 
                            {
                                "value": "134.82"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Heat Content, Specific Heat and Entropy of La2O3, Pr6O11 and Nd2O3 Between 30 and 900\u00b0, J.O. Blomeke and W.T. Ziegler, Journal of the American Chemical Society, Vol. 73, pp. 5099-5102 (1951), published by American Chemical Society."
            }
        ], 
        "names": [
            "Praseodymium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Pr6O11", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Pr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "405.61"
                    }, 
                    {
                        "value": "409.36"
                    }, 
                    {
                        "value": "419.72"
                    }, 
                    {
                        "value": "428.66"
                    }, 
                    {
                        "value": "436.67"
                    }, 
                    {
                        "value": "444.04"
                    }, 
                    {
                        "value": "450.97"
                    }, 
                    {
                        "value": "457.57"
                    }, 
                    {
                        "value": "463.94"
                    }, 
                    {
                        "value": "470.12"
                    }, 
                    {
                        "value": "476.16"
                    }, 
                    {
                        "value": "482.09"
                    }, 
                    {
                        "value": "487.94"
                    }, 
                    {
                        "value": "493.71"
                    }, 
                    {
                        "value": "499.43"
                    }, 
                    {
                        "value": "505.10"
                    }, 
                    {
                        "value": "510.73"
                    }, 
                    {
                        "value": "513.08"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "384"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1171"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "414.34"
                            }, 
                            {
                                "value": "418.17"
                            }, 
                            {
                                "value": "428.75"
                            }, 
                            {
                                "value": "437.88"
                            }, 
                            {
                                "value": "446.06"
                            }, 
                            {
                                "value": "453.60"
                            }, 
                            {
                                "value": "460.67"
                            }, 
                            {
                                "value": "467.42"
                            }, 
                            {
                                "value": "473.92"
                            }, 
                            {
                                "value": "480.24"
                            }, 
                            {
                                "value": "486.41"
                            }, 
                            {
                                "value": "492.47"
                            }, 
                            {
                                "value": "498.44"
                            }, 
                            {
                                "value": "504.34"
                            }, 
                            {
                                "value": "510.17"
                            }, 
                            {
                                "value": "515.97"
                            }, 
                            {
                                "value": "521.72"
                            }, 
                            {
                                "value": "524.12"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Heat Content, Specific Heat and Entropy of La2O3, Pr6O11 and Nd2O3 Between 30 and 900\u00b0, J.O. Blomeke and W.T. Ziegler, Journal of the American Chemical Society, Vol. 73, pp. 5099-5102 (1951), published by American Chemical Society."
            }
        ], 
        "names": [
            "Neodymium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Nd2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Nd-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "352.85"
                    }, 
                    {
                        "value": "356.74"
                    }, 
                    {
                        "value": "367.11"
                    }, 
                    {
                        "value": "375.54"
                    }, 
                    {
                        "value": "382.71"
                    }, 
                    {
                        "value": "389.02"
                    }, 
                    {
                        "value": "394.72"
                    }, 
                    {
                        "value": "399.99"
                    }, 
                    {
                        "value": "404.93"
                    }, 
                    {
                        "value": "409.62"
                    }, 
                    {
                        "value": "414.13"
                    }, 
                    {
                        "value": "418.48"
                    }, 
                    {
                        "value": "422.72"
                    }, 
                    {
                        "value": "426.86"
                    }, 
                    {
                        "value": "430.92"
                    }, 
                    {
                        "value": "434.91"
                    }, 
                    {
                        "value": "438.86"
                    }, 
                    {
                        "value": "440.50"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "384"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
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                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1171"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "118.75"
                            }, 
                            {
                                "value": "120.06"
                            }, 
                            {
                                "value": "123.55"
                            }, 
                            {
                                "value": "126.38"
                            }, 
                            {
                                "value": "128.80"
                            }, 
                            {
                                "value": "130.92"
                            }, 
                            {
                                "value": "132.84"
                            }, 
                            {
                                "value": "134.61"
                            }, 
                            {
                                "value": "136.28"
                            }, 
                            {
                                "value": "137.86"
                            }, 
                            {
                                "value": "139.37"
                            }, 
                            {
                                "value": "140.84"
                            }, 
                            {
                                "value": "142.26"
                            }, 
                            {
                                "value": "143.65"
                            }, 
                            {
                                "value": "145.02"
                            }, 
                            {
                                "value": "146.37"
                            }, 
                            {
                                "value": "147.69"
                            }, 
                            {
                                "value": "148.25"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Ytterbium Oxide, B.R. Powell,Jr., O. Hunter,Jr., and W.R. Manning, Journal of the American Ceramic Society, Vol. 54 10, pp. 488-490 (1971), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Ytterbium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Yb2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Yb-O"
                    }
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            }, 
            {
                "scalars": [
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                "name": "Crystallinity"
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            {
                "scalars": [
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                        "value": "165.9"
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                    {
                        "value": "163.4"
                    }, 
                    {
                        "value": "155.9"
                    }, 
                    {
                        "value": "150.9"
                    }, 
                    {
                        "value": "145.1"
                    }, 
                    {
                        "value": "135.0"
                    }, 
                    {
                        "value": "129.2"
                    }, 
                    {
                        "value": "125.8"
                    }, 
                    {
                        "value": "118.3"
                    }, 
                    {
                        "value": "115.0"
                    }, 
                    {
                        "value": "105.7"
                    }, 
                    {
                        "value": "104.9"
                    }, 
                    {
                        "value": "101.6"
                    }, 
                    {
                        "value": "98.2"
                    }, 
                    {
                        "value": "95.7"
                    }, 
                    {
                        "value": "94.9"
                    }, 
                    {
                        "value": "94.1"
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                    {
                        "value": "88.2"
                    }, 
                    {
                        "value": "87.4"
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                    {
                        "value": "86.5"
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                    {
                        "value": "134.7"
                    }, 
                    {
                        "value": "134.6"
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                    {
                        "value": "133.8"
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                    {
                        "value": "133.0"
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                    {
                        "value": "131.4"
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                    {
                        "value": "130.5"
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                    {
                        "value": "128.9"
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                    {
                        "value": "128.7"
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                    {
                        "value": "127.9"
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                    {
                        "value": "126.2"
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                    {
                        "value": "126.1"
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                    {
                        "value": "125.3"
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                        "value": "123.7"
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                        "value": "122.8"
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                        "value": "103.3"
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                        "value": "102.2"
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                    {
                        "value": "100.4"
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                    {
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                    {
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                    {
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                    {
                        "value": "95.2"
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                    {
                        "value": "94.4"
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                    {
                        "value": "86.0"
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                    {
                        "value": "85.2"
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                    {
                        "value": "85.1"
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                    {
                        "value": "83.4"
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                    {
                        "value": "82.5"
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                    {
                        "value": "82.3"
                    }, 
                    {
                        "value": "81.5"
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                    {
                        "value": "81.4"
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                    {
                        "value": "80.5"
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                    {
                        "value": "80.5"
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                    {
                        "value": "79.7"
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                    {
                        "value": "79.6"
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                    {
                        "value": "79.5"
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                    {
                        "value": "78.7"
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                    {
                        "value": "78.7"
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                    {
                        "value": "78.6"
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                            {
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                                "value": "23"
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                                "value": "23"
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                                "value": "23"
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                                "value": "23"
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                            {
                                "value": "23"
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                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
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                                "value": "90"
                            }, 
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                                "value": "146"
                            }, 
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                                "value": "207"
                            }, 
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                                "value": "269"
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                                "value": "345"
                            }, 
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                                "value": "443"
                            }, 
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                                "value": "540"
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                            }, 
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                                "value": "713"
                            }, 
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                                "value": "764"
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                                "value": "840"
                            }, 
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                                "value": "905"
                            }, 
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                                "value": "976"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "238"
                            }, 
                            {
                                "value": "307"
                            }, 
                            {
                                "value": "381"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "534"
                            }, 
                            {
                                "value": "629"
                            }, 
                            {
                                "value": "673"
                            }, 
                            {
                                "value": "737"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "895"
                            }, 
                            {
                                "value": "960"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "81"
                            }, 
                            {
                                "value": "126"
                            }, 
                            {
                                "value": "197"
                            }, 
                            {
                                "value": "317"
                            }, 
                            {
                                "value": "451"
                            }, 
                            {
                                "value": "552"
                            }, 
                            {
                                "value": "619"
                            }, 
                            {
                                "value": "671"
                            }, 
                            {
                                "value": "723"
                            }, 
                            {
                                "value": "781"
                            }, 
                            {
                                "value": "813"
                            }, 
                            {
                                "value": "854"
                            }, 
                            {
                                "value": "919"
                            }, 
                            {
                                "value": "943"
                            }, 
                            {
                                "value": "982"
                            }, 
                            {
                                "value": "1013"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Ytterbium Oxide, B.R. Powell,Jr., O. Hunter,Jr., and W.R. Manning, Journal of the American Ceramic Society, Vol. 54 10, pp. 488-490 (1971), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Ytterbium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Yb2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Yb-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "0.285"
                    }, 
                    {
                        "value": "0.285"
                    }, 
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                        "value": "0.286"
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                        "value": "0.271"
                    }, 
                    {
                        "value": "0.289"
                    }, 
                    {
                        "value": "0.293"
                    }, 
                    {
                        "value": "0.278"
                    }, 
                    {
                        "value": "0.274"
                    }, 
                    {
                        "value": "0.281"
                    }, 
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                    }, 
                    {
                        "value": "0.268"
                    }, 
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                        "value": "0.265"
                    }, 
                    {
                        "value": "0.263"
                    }, 
                    {
                        "value": "0.292"
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                    {
                        "value": "0.277"
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                    {
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                        "value": "0.263"
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                    {
                        "value": "0.261"
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                    {
                        "value": "0.260"
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                                "value": "0.056"
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                            {
                                "value": "0.057"
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                            {
                                "value": "0.087"
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                                "value": "0.271"
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                            {
                                "value": "0.271"
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                    {
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                                "value": "23"
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                                "value": "23"
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                                "value": "764"
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                                "value": "840"
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                                "value": "905"
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                                "value": "976"
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                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "238"
                            }, 
                            {
                                "value": "307"
                            }, 
                            {
                                "value": "381"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "534"
                            }, 
                            {
                                "value": "629"
                            }, 
                            {
                                "value": "673"
                            }, 
                            {
                                "value": "737"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "895"
                            }, 
                            {
                                "value": "960"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "81"
                            }, 
                            {
                                "value": "126"
                            }, 
                            {
                                "value": "197"
                            }, 
                            {
                                "value": "317"
                            }, 
                            {
                                "value": "451"
                            }, 
                            {
                                "value": "552"
                            }, 
                            {
                                "value": "619"
                            }, 
                            {
                                "value": "671"
                            }, 
                            {
                                "value": "723"
                            }, 
                            {
                                "value": "781"
                            }, 
                            {
                                "value": "813"
                            }, 
                            {
                                "value": "854"
                            }, 
                            {
                                "value": "919"
                            }, 
                            {
                                "value": "943"
                            }, 
                            {
                                "value": "982"
                            }, 
                            {
                                "value": "1013"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Ytterbium Oxide, B.R. Powell,Jr., O. Hunter,Jr., and W.R. Manning, Journal of the American Ceramic Society, Vol. 54 10, pp. 488-490 (1971), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Ytterbium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Yb2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Yb-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "64.9"
                    }, 
                    {
                        "value": "64.9"
                    }, 
                    {
                        "value": "60.6"
                    }, 
                    {
                        "value": "59.8"
                    }, 
                    {
                        "value": "56.4"
                    }, 
                    {
                        "value": "52.1"
                    }, 
                    {
                        "value": "51.3"
                    }, 
                    {
                        "value": "49.6"
                    }, 
                    {
                        "value": "46.2"
                    }, 
                    {
                        "value": "45.3"
                    }, 
                    {
                        "value": "41.1"
                    }, 
                    {
                        "value": "41.1"
                    }, 
                    {
                        "value": "40.2"
                    }, 
                    {
                        "value": "37.7"
                    }, 
                    {
                        "value": "36.8"
                    }, 
                    {
                        "value": "36.8"
                    }, 
                    {
                        "value": "36.0"
                    }, 
                    {
                        "value": "34.3"
                    }, 
                    {
                        "value": "34.3"
                    }, 
                    {
                        "value": "33.4"
                    }, 
                    {
                        "value": "52.4"
                    }, 
                    {
                        "value": "51.6"
                    }, 
                    {
                        "value": "51.5"
                    }, 
                    {
                        "value": "52.1"
                    }, 
                    {
                        "value": "51.3"
                    }, 
                    {
                        "value": "50.4"
                    }, 
                    {
                        "value": "50.3"
                    }, 
                    {
                        "value": "50.1"
                    }, 
                    {
                        "value": "49.3"
                    }, 
                    {
                        "value": "49.1"
                    }, 
                    {
                        "value": "49.1"
                    }, 
                    {
                        "value": "48.2"
                    }, 
                    {
                        "value": "48.1"
                    }, 
                    {
                        "value": "48.0"
                    }, 
                    {
                        "value": "41.2"
                    }, 
                    {
                        "value": "41.8"
                    }, 
                    {
                        "value": "41.0"
                    }, 
                    {
                        "value": "40.9"
                    }, 
                    {
                        "value": "40.8"
                    }, 
                    {
                        "value": "40.7"
                    }, 
                    {
                        "value": "40.6"
                    }, 
                    {
                        "value": "39.7"
                    }, 
                    {
                        "value": "39.5"
                    }, 
                    {
                        "value": "39.5"
                    }, 
                    {
                        "value": "39.4"
                    }, 
                    {
                        "value": "38.5"
                    }, 
                    {
                        "value": "38.4"
                    }, 
                    {
                        "value": "38.3"
                    }, 
                    {
                        "value": "38.2"
                    }, 
                    {
                        "value": "33.7"
                    }, 
                    {
                        "value": "33.6"
                    }, 
                    {
                        "value": "33.6"
                    }, 
                    {
                        "value": "33.5"
                    }, 
                    {
                        "value": "32.5"
                    }, 
                    {
                        "value": "33.1"
                    }, 
                    {
                        "value": "32.2"
                    }, 
                    {
                        "value": "32.1"
                    }, 
                    {
                        "value": "32.0"
                    }, 
                    {
                        "value": "31.9"
                    }, 
                    {
                        "value": "31.8"
                    }, 
                    {
                        "value": "31.8"
                    }, 
                    {
                        "value": "31.7"
                    }, 
                    {
                        "value": "31.6"
                    }, 
                    {
                        "value": "30.8"
                    }, 
                    {
                        "value": "31.5"
                    }, 
                    {
                        "value": "30.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.056"
                            }, 
                            {
                                "value": "0.057"
                            }, 
                            {
                                "value": "0.087"
                            }, 
                            {
                                "value": "0.091"
                            }, 
                            {
                                "value": "0.121"
                            }, 
                            {
                                "value": "0.140"
                            }, 
                            {
                                "value": "0.153"
                            }, 
                            {
                                "value": "0.173"
                            }, 
                            {
                                "value": "0.177"
                            }, 
                            {
                                "value": "0.198"
                            }, 
                            {
                                "value": "0.213"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.235"
                            }, 
                            {
                                "value": "0.245"
                            }, 
                            {
                                "value": "0.246"
                            }, 
                            {
                                "value": "0.249"
                            }, 
                            {
                                "value": "0.251"
                            }, 
                            {
                                "value": "0.267"
                            }, 
                            {
                                "value": "0.269"
                            }, 
                            {
                                "value": "0.271"
                            }, 
                            {
                                "value": "0.143"
                            }, 
                            {
                                "value": "0.143"
                            }, 
                            {
                                "value": "0.143"
                            }, 
                            {
                                "value": "0.143"
                            }, 
                            {
                                "value": "0.143"
                            }, 
                            {
                                "value": "0.143"
                            }, 
                            {
                                "value": "0.143"
                            }, 
                            {
                                "value": "0.143"
                            }, 
                            {
                                "value": "0.143"
                            }, 
                            {
                                "value": "0.143"
                            }, 
                            {
                                "value": "0.143"
                            }, 
                            {
                                "value": "0.143"
                            }, 
                            {
                                "value": "0.143"
                            }, 
                            {
                                "value": "0.143"
                            }, 
                            {
                                "value": "0.214"
                            }, 
                            {
                                "value": "0.214"
                            }, 
                            {
                                "value": "0.214"
                            }, 
                            {
                                "value": "0.214"
                            }, 
                            {
                                "value": "0.214"
                            }, 
                            {
                                "value": "0.214"
                            }, 
                            {
                                "value": "0.214"
                            }, 
                            {
                                "value": "0.214"
                            }, 
                            {
                                "value": "0.214"
                            }, 
                            {
                                "value": "0.214"
                            }, 
                            {
                                "value": "0.214"
                            }, 
                            {
                                "value": "0.214"
                            }, 
                            {
                                "value": "0.214"
                            }, 
                            {
                                "value": "0.214"
                            }, 
                            {
                                "value": "0.214"
                            }, 
                            {
                                "value": "0.271"
                            }, 
                            {
                                "value": "0.271"
                            }, 
                            {
                                "value": "0.271"
                            }, 
                            {
                                "value": "0.271"
                            }, 
                            {
                                "value": "0.271"
                            }, 
                            {
                                "value": "0.271"
                            }, 
                            {
                                "value": "0.271"
                            }, 
                            {
                                "value": "0.271"
                            }, 
                            {
                                "value": "0.271"
                            }, 
                            {
                                "value": "0.271"
                            }, 
                            {
                                "value": "0.271"
                            }, 
                            {
                                "value": "0.271"
                            }, 
                            {
                                "value": "0.271"
                            }, 
                            {
                                "value": "0.271"
                            }, 
                            {
                                "value": "0.271"
                            }, 
                            {
                                "value": "0.271"
                            }, 
                            {
                                "value": "0.271"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "146"
                            }, 
                            {
                                "value": "207"
                            }, 
                            {
                                "value": "269"
                            }, 
                            {
                                "value": "345"
                            }, 
                            {
                                "value": "443"
                            }, 
                            {
                                "value": "540"
                            }, 
                            {
                                "value": "598"
                            }, 
                            {
                                "value": "713"
                            }, 
                            {
                                "value": "764"
                            }, 
                            {
                                "value": "840"
                            }, 
                            {
                                "value": "905"
                            }, 
                            {
                                "value": "976"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "238"
                            }, 
                            {
                                "value": "307"
                            }, 
                            {
                                "value": "381"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "534"
                            }, 
                            {
                                "value": "629"
                            }, 
                            {
                                "value": "673"
                            }, 
                            {
                                "value": "737"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "895"
                            }, 
                            {
                                "value": "960"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "81"
                            }, 
                            {
                                "value": "126"
                            }, 
                            {
                                "value": "197"
                            }, 
                            {
                                "value": "317"
                            }, 
                            {
                                "value": "451"
                            }, 
                            {
                                "value": "552"
                            }, 
                            {
                                "value": "619"
                            }, 
                            {
                                "value": "671"
                            }, 
                            {
                                "value": "723"
                            }, 
                            {
                                "value": "781"
                            }, 
                            {
                                "value": "813"
                            }, 
                            {
                                "value": "854"
                            }, 
                            {
                                "value": "919"
                            }, 
                            {
                                "value": "943"
                            }, 
                            {
                                "value": "982"
                            }, 
                            {
                                "value": "1013"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ultrasonic Measurement of Elastic Moduli at Elevated Temperatures, using Momentary Contact, E.H. Carnevale, L.C. Lynnworth, and G.S. Larson, Journal of the Acoustical Society of America, Vol. 36 9, pp. 1678-1684 (1964), published by Acoustical Society of America."
            }
        ], 
        "names": [
            "Silica (fused)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "73.4"
                    }, 
                    {
                        "value": "78.3"
                    }, 
                    {
                        "value": "78.3"
                    }, 
                    {
                        "value": "78.7"
                    }, 
                    {
                        "value": "79.1"
                    }, 
                    {
                        "value": "79.1"
                    }, 
                    {
                        "value": "79.9"
                    }, 
                    {
                        "value": "79.9"
                    }, 
                    {
                        "value": "80.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "570"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "720"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "920"
                            }, 
                            {
                                "value": "930"
                            }, 
                            {
                                "value": "1050"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ultrasonic Measurement of Elastic Moduli at Elevated Temperatures, using Momentary Contact, E.H. Carnevale, L.C. Lynnworth, and G.S. Larson, Journal of the Acoustical Society of America, Vol. 36 9, pp. 1678-1684 (1964), published by Acoustical Society of America."
            }
        ], 
        "names": [
            "Silica (fused)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.163"
                    }, 
                    {
                        "value": "0.160"
                    }, 
                    {
                        "value": "0.162"
                    }, 
                    {
                        "value": "0.162"
                    }, 
                    {
                        "value": "0.162"
                    }, 
                    {
                        "value": "0.166"
                    }, 
                    {
                        "value": "0.168"
                    }, 
                    {
                        "value": "0.170"
                    }, 
                    {
                        "value": "0.173"
                    }, 
                    {
                        "value": "0.175"
                    }, 
                    {
                        "value": "0.181"
                    }, 
                    {
                        "value": "0.181"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }
                        ], 
                        "name": "Temperature$^{\\circ}$C"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ultrasonic Measurement of Elastic Moduli at Elevated Temperatures, using Momentary Contact, E.H. Carnevale, L.C. Lynnworth, and G.S. Larson, Journal of the Acoustical Society of America, Vol. 36 9, pp. 1678-1684 (1964), published by Acoustical Society of America."
            }
        ], 
        "names": [
            "Silica (fused)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "31.5"
                    }, 
                    {
                        "value": "33.1"
                    }, 
                    {
                        "value": "31.9"
                    }, 
                    {
                        "value": "33.5"
                    }, 
                    {
                        "value": "33.5"
                    }, 
                    {
                        "value": "33.1"
                    }, 
                    {
                        "value": "33.9"
                    }, 
                    {
                        "value": "33.9"
                    }, 
                    {
                        "value": "33.9"
                    }, 
                    {
                        "value": "33.9"
                    }, 
                    {
                        "value": "34.3"
                    }, 
                    {
                        "value": "33.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Porosity on Physical Properties of Sintered Alumina, R.L. Coble and W.D. Kingery, Journal of the American Ceramic Society, Vol. 39 11, pp. 377-385 (1956), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "86.2"
                    }, 
                    {
                        "value": "86.9"
                    }, 
                    {
                        "value": "86.2"
                    }, 
                    {
                        "value": "84.1"
                    }, 
                    {
                        "value": "82.0"
                    }, 
                    {
                        "value": "95.8"
                    }, 
                    {
                        "value": "92.4"
                    }, 
                    {
                        "value": "93.1"
                    }, 
                    {
                        "value": "93.8"
                    }, 
                    {
                        "value": "91.7"
                    }, 
                    {
                        "value": "84.1"
                    }, 
                    {
                        "value": "75.8"
                    }, 
                    {
                        "value": "64.1"
                    }, 
                    {
                        "value": "113.1"
                    }, 
                    {
                        "value": "111.7"
                    }, 
                    {
                        "value": "108.9"
                    }, 
                    {
                        "value": "108.9"
                    }, 
                    {
                        "value": "102.7"
                    }, 
                    {
                        "value": "92.4"
                    }, 
                    {
                        "value": "84.8"
                    }, 
                    {
                        "value": "72.4"
                    }, 
                    {
                        "value": "144.8"
                    }, 
                    {
                        "value": "144.1"
                    }, 
                    {
                        "value": "140.6"
                    }, 
                    {
                        "value": "139.9"
                    }, 
                    {
                        "value": "136.5"
                    }, 
                    {
                        "value": "124.8"
                    }, 
                    {
                        "value": "111.0"
                    }, 
                    {
                        "value": "154.4"
                    }, 
                    {
                        "value": "152.4"
                    }, 
                    {
                        "value": "150.3"
                    }, 
                    {
                        "value": "146.8"
                    }, 
                    {
                        "value": "142.0"
                    }, 
                    {
                        "value": "131.7"
                    }, 
                    {
                        "value": "120.6"
                    }, 
                    {
                        "value": "102.7"
                    }, 
                    {
                        "value": "188.2"
                    }, 
                    {
                        "value": "186.1"
                    }, 
                    {
                        "value": "181.3"
                    }, 
                    {
                        "value": "176.5"
                    }, 
                    {
                        "value": "174.4"
                    }, 
                    {
                        "value": "153.7"
                    }, 
                    {
                        "value": "140.6"
                    }, 
                    {
                        "value": "121.3"
                    }, 
                    {
                        "value": "245.4"
                    }, 
                    {
                        "value": "243.4"
                    }, 
                    {
                        "value": "239.9"
                    }, 
                    {
                        "value": "232.3"
                    }, 
                    {
                        "value": "220.6"
                    }, 
                    {
                        "value": "211.0"
                    }, 
                    {
                        "value": "196.5"
                    }, 
                    {
                        "value": "171.7"
                    }, 
                    {
                        "value": "298.5"
                    }, 
                    {
                        "value": "300.6"
                    }, 
                    {
                        "value": "291.6"
                    }, 
                    {
                        "value": "289.5"
                    }, 
                    {
                        "value": "282.0"
                    }, 
                    {
                        "value": "273.0"
                    }, 
                    {
                        "value": "255.1"
                    }, 
                    {
                        "value": "228.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.43"
                            }, 
                            {
                                "value": "0.43"
                            }, 
                            {
                                "value": "0.43"
                            }, 
                            {
                                "value": "0.43"
                            }, 
                            {
                                "value": "0.43"
                            }, 
                            {
                                "value": "0.43"
                            }, 
                            {
                                "value": "0.43"
                            }, 
                            {
                                "value": "0.43"
                            }, 
                            {
                                "value": "0.37"
                            }, 
                            {
                                "value": "0.37"
                            }, 
                            {
                                "value": "0.37"
                            }, 
                            {
                                "value": "0.37"
                            }, 
                            {
                                "value": "0.37"
                            }, 
                            {
                                "value": "0.37"
                            }, 
                            {
                                "value": "0.37"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.28"
                            }, 
                            {
                                "value": "0.28"
                            }, 
                            {
                                "value": "0.28"
                            }, 
                            {
                                "value": "0.28"
                            }, 
                            {
                                "value": "0.28"
                            }, 
                            {
                                "value": "0.28"
                            }, 
                            {
                                "value": "0.28"
                            }, 
                            {
                                "value": "0.28"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.01"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Effect of Porosity on Physical Properties of Sintered Alumina, R.L. Coble and W.D. Kingery, Journal of the American Ceramic Society, Vol. 39 11, pp. 377-385 (1956), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
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                        "value": "0.27"
                    }, 
                    {
                        "value": "0.30"
                    }, 
                    {
                        "value": "0.32"
                    }, 
                    {
                        "value": "0.36"
                    }, 
                    {
                        "value": "0.47"
                    }, 
                    {
                        "value": "0.26"
                    }, 
                    {
                        "value": "0.28"
                    }, 
                    {
                        "value": "0.31"
                    }, 
                    {
                        "value": "0.33"
                    }, 
                    {
                        "value": "0.45"
                    }, 
                    {
                        "value": "0.32"
                    }, 
                    {
                        "value": "0.35"
                    }, 
                    {
                        "value": "0.38"
                    }, 
                    {
                        "value": "0.41"
                    }, 
                    {
                        "value": "0.53"
                    }, 
                    {
                        "value": "0.29"
                    }, 
                    {
                        "value": "0.31"
                    }, 
                    {
                        "value": "0.35"
                    }, 
                    {
                        "value": "0.37"
                    }, 
                    {
                        "value": "0.49"
                    }, 
                    {
                        "value": "0.25"
                    }, 
                    {
                        "value": "0.27"
                    }, 
                    {
                        "value": "0.30"
                    }, 
                    {
                        "value": "0.33"
                    }, 
                    {
                        "value": "0.44"
                    }, 
                    {
                        "value": "0.13"
                    }, 
                    {
                        "value": "0.14"
                    }, 
                    {
                        "value": "0.17"
                    }, 
                    {
                        "value": "0.20"
                    }, 
                    {
                        "value": "0.30"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Porosity on Physical Properties of Sintered Alumina, R.L. Coble and W.D. Kingery, Journal of the American Ceramic Society, Vol. 39 11, pp. 377-385 (1956), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "36.5"
                    }, 
                    {
                        "value": "35.2"
                    }, 
                    {
                        "value": "34.5"
                    }, 
                    {
                        "value": "34.5"
                    }, 
                    {
                        "value": "34.5"
                    }, 
                    {
                        "value": "31.7"
                    }, 
                    {
                        "value": "30.3"
                    }, 
                    {
                        "value": "26.9"
                    }, 
                    {
                        "value": "23.4"
                    }, 
                    {
                        "value": "18.6"
                    }, 
                    {
                        "value": "53.1"
                    }, 
                    {
                        "value": "49.6"
                    }, 
                    {
                        "value": "50.3"
                    }, 
                    {
                        "value": "46.2"
                    }, 
                    {
                        "value": "48.3"
                    }, 
                    {
                        "value": "46.2"
                    }, 
                    {
                        "value": "41.4"
                    }, 
                    {
                        "value": "31.0"
                    }, 
                    {
                        "value": "24.1"
                    }, 
                    {
                        "value": "64.1"
                    }, 
                    {
                        "value": "63.4"
                    }, 
                    {
                        "value": "62.0"
                    }, 
                    {
                        "value": "58.6"
                    }, 
                    {
                        "value": "57.2"
                    }, 
                    {
                        "value": "53.8"
                    }, 
                    {
                        "value": "48.3"
                    }, 
                    {
                        "value": "29.6"
                    }, 
                    {
                        "value": "88.9"
                    }, 
                    {
                        "value": "82.7"
                    }, 
                    {
                        "value": "82.7"
                    }, 
                    {
                        "value": "84.8"
                    }, 
                    {
                        "value": "83.4"
                    }, 
                    {
                        "value": "78.6"
                    }, 
                    {
                        "value": "71.7"
                    }, 
                    {
                        "value": "64.8"
                    }, 
                    {
                        "value": "46.9"
                    }, 
                    {
                        "value": "36.5"
                    }, 
                    {
                        "value": "100.7"
                    }, 
                    {
                        "value": "99.3"
                    }, 
                    {
                        "value": "95.8"
                    }, 
                    {
                        "value": "94.4"
                    }, 
                    {
                        "value": "86.9"
                    }, 
                    {
                        "value": "79.3"
                    }, 
                    {
                        "value": "132.4"
                    }, 
                    {
                        "value": "129.6"
                    }, 
                    {
                        "value": "126.8"
                    }, 
                    {
                        "value": "120.6"
                    }, 
                    {
                        "value": "117.2"
                    }, 
                    {
                        "value": "110.3"
                    }, 
                    {
                        "value": "103.4"
                    }, 
                    {
                        "value": "87.6"
                    }, 
                    {
                        "value": "82.0"
                    }, 
                    {
                        "value": "60.0"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.51"
                            }, 
                            {
                                "value": "0.51"
                            }, 
                            {
                                "value": "0.51"
                            }, 
                            {
                                "value": "0.51"
                            }, 
                            {
                                "value": "0.51"
                            }, 
                            {
                                "value": "0.51"
                            }, 
                            {
                                "value": "0.51"
                            }, 
                            {
                                "value": "0.51"
                            }, 
                            {
                                "value": "0.51"
                            }, 
                            {
                                "value": "0.51"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.325"
                            }, 
                            {
                                "value": "0.325"
                            }, 
                            {
                                "value": "0.325"
                            }, 
                            {
                                "value": "0.325"
                            }, 
                            {
                                "value": "0.325"
                            }, 
                            {
                                "value": "0.325"
                            }, 
                            {
                                "value": "0.325"
                            }, 
                            {
                                "value": "0.325"
                            }, 
                            {
                                "value": "0.224"
                            }, 
                            {
                                "value": "0.224"
                            }, 
                            {
                                "value": "0.224"
                            }, 
                            {
                                "value": "0.224"
                            }, 
                            {
                                "value": "0.224"
                            }, 
                            {
                                "value": "0.224"
                            }, 
                            {
                                "value": "0.224"
                            }, 
                            {
                                "value": "0.224"
                            }, 
                            {
                                "value": "0.224"
                            }, 
                            {
                                "value": "0.224"
                            }, 
                            {
                                "value": "0.155"
                            }, 
                            {
                                "value": "0.155"
                            }, 
                            {
                                "value": "0.155"
                            }, 
                            {
                                "value": "0.155"
                            }, 
                            {
                                "value": "0.155"
                            }, 
                            {
                                "value": "0.155"
                            }, 
                            {
                                "value": "0.08"
                            }, 
                            {
                                "value": "0.08"
                            }, 
                            {
                                "value": "0.08"
                            }, 
                            {
                                "value": "0.08"
                            }, 
                            {
                                "value": "0.08"
                            }, 
                            {
                                "value": "0.08"
                            }, 
                            {
                                "value": "0.08"
                            }, 
                            {
                                "value": "0.08"
                            }, 
                            {
                                "value": "0.08"
                            }, 
                            {
                                "value": "0.08"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "475"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1275"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Porosity on Physical Properties of Sintered Alumina, R.L. Coble and W.D. Kingery, Journal of the American Ceramic Society, Vol. 39 11, pp. 377-385 (1956), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "7.3"
                    }, 
                    {
                        "value": "8.2"
                    }, 
                    {
                        "value": "8.9"
                    }, 
                    {
                        "value": "9.3"
                    }, 
                    {
                        "value": "9.7"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Gas-Pressure-Sintered Silicon Nitride, N. Hirosaki, Y. Okamoto, M. Ando, F. Munakata, and Y. Akimune, Journal of the American Ceramic Society, Vol. 79 11, pp. 2878-2882 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "699"
                    }, 
                    {
                        "value": "680"
                    }, 
                    {
                        "value": "689"
                    }, 
                    {
                        "value": "669"
                    }, 
                    {
                        "value": "680"
                    }, 
                    {
                        "value": "700"
                    }, 
                    {
                        "value": "690"
                    }, 
                    {
                        "value": "670"
                    }, 
                    {
                        "value": "679"
                    }, 
                    {
                        "value": "669"
                    }, 
                    {
                        "value": "710"
                    }, 
                    {
                        "value": "690"
                    }, 
                    {
                        "value": "670"
                    }, 
                    {
                        "value": "670"
                    }, 
                    {
                        "value": "699"
                    }, 
                    {
                        "value": "639"
                    }, 
                    {
                        "value": "650"
                    }, 
                    {
                        "value": "651"
                    }, 
                    {
                        "value": "641"
                    }, 
                    {
                        "value": "640"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "86"
                            }, 
                            {
                                "value": "93"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "92"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "91"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "92"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }
                        ], 
                        "name": "Mole Fraction of Additives"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Gas-Pressure-Sintered Silicon Nitride, N. Hirosaki, Y. Okamoto, M. Ando, F. Munakata, and Y. Akimune, Journal of the American Ceramic Society, Vol. 79 11, pp. 2878-2882 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "36"
                    }, 
                    {
                        "value": "34"
                    }, 
                    {
                        "value": "36"
                    }, 
                    {
                        "value": "38"
                    }, 
                    {
                        "value": "32"
                    }, 
                    {
                        "value": "41"
                    }, 
                    {
                        "value": "43"
                    }, 
                    {
                        "value": "45"
                    }, 
                    {
                        "value": "46"
                    }, 
                    {
                        "value": "39"
                    }, 
                    {
                        "value": "65"
                    }, 
                    {
                        "value": "67"
                    }, 
                    {
                        "value": "67"
                    }, 
                    {
                        "value": "55"
                    }, 
                    {
                        "value": "43"
                    }, 
                    {
                        "value": "77"
                    }, 
                    {
                        "value": "79"
                    }, 
                    {
                        "value": "78"
                    }, 
                    {
                        "value": "56"
                    }, 
                    {
                        "value": "39"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "86"
                            }, 
                            {
                                "value": "93"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "92"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "91"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "92"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }
                        ], 
                        "name": "Mole Fraction of Additives"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Gas-Pressure-Sintered Silicon Nitride, N. Hirosaki, Y. Okamoto, M. Ando, F. Munakata, and Y. Akimune, Journal of the American Ceramic Society, Vol. 79 11, pp. 2878-2882 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.20"
                    }, 
                    {
                        "value": "0.20"
                    }, 
                    {
                        "value": "0.19"
                    }, 
                    {
                        "value": "0.17"
                    }, 
                    {
                        "value": "0.13"
                    }, 
                    {
                        "value": "0.23"
                    }, 
                    {
                        "value": "0.23"
                    }, 
                    {
                        "value": "0.23"
                    }, 
                    {
                        "value": "0.20"
                    }, 
                    {
                        "value": "0.17"
                    }, 
                    {
                        "value": "0.32"
                    }, 
                    {
                        "value": "0.30"
                    }, 
                    {
                        "value": "0.31"
                    }, 
                    {
                        "value": "0.25"
                    }, 
                    {
                        "value": "0.18"
                    }, 
                    {
                        "value": "0.41"
                    }, 
                    {
                        "value": "0.38"
                    }, 
                    {
                        "value": "0.37"
                    }, 
                    {
                        "value": "0.26"
                    }, 
                    {
                        "value": "0.19"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "86"
                            }, 
                            {
                                "value": "93"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "92"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "91"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "92"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }
                        ], 
                        "name": "Mole Fraction of Additives"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Gas-Pressure-Sintered Silicon Nitride, N. Hirosaki, Y. Okamoto, M. Ando, F. Munakata, and Y. Akimune, Journal of the American Ceramic Society, Vol. 79 11, pp. 2878-2882 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "698"
                    }, 
                    {
                        "value": "680"
                    }, 
                    {
                        "value": "709"
                    }, 
                    {
                        "value": "671"
                    }, 
                    {
                        "value": "672"
                    }, 
                    {
                        "value": "689"
                    }, 
                    {
                        "value": "700"
                    }, 
                    {
                        "value": "680"
                    }, 
                    {
                        "value": "660"
                    }, 
                    {
                        "value": "640"
                    }, 
                    {
                        "value": "680"
                    }, 
                    {
                        "value": "678"
                    }, 
                    {
                        "value": "680"
                    }, 
                    {
                        "value": "671"
                    }, 
                    {
                        "value": "651"
                    }, 
                    {
                        "value": "651"
                    }, 
                    {
                        "value": "629"
                    }, 
                    {
                        "value": "651"
                    }, 
                    {
                        "value": "631"
                    }, 
                    {
                        "value": "618"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "78"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "99.5"
                            }, 
                            {
                                "value": "99"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "97"
                            }, 
                            {
                                "value": "95"
                            }, 
                            {
                                "value": "99"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }
                        ], 
                        "name": "Mole Fraction of Additives"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Gas-Pressure-Sintered Silicon Nitride, N. Hirosaki, Y. Okamoto, M. Ando, F. Munakata, and Y. Akimune, Journal of the American Ceramic Society, Vol. 79 11, pp. 2878-2882 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "38"
                    }, 
                    {
                        "value": "41"
                    }, 
                    {
                        "value": "48"
                    }, 
                    {
                        "value": "36"
                    }, 
                    {
                        "value": "32"
                    }, 
                    {
                        "value": "41"
                    }, 
                    {
                        "value": "47"
                    }, 
                    {
                        "value": "57"
                    }, 
                    {
                        "value": "65"
                    }, 
                    {
                        "value": "59"
                    }, 
                    {
                        "value": "93"
                    }, 
                    {
                        "value": "99"
                    }, 
                    {
                        "value": "101"
                    }, 
                    {
                        "value": "99"
                    }, 
                    {
                        "value": "81"
                    }, 
                    {
                        "value": "117"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "108"
                    }, 
                    {
                        "value": "111"
                    }, 
                    {
                        "value": "88"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "78"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "99.5"
                            }, 
                            {
                                "value": "99"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "97"
                            }, 
                            {
                                "value": "95"
                            }, 
                            {
                                "value": "99"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }
                        ], 
                        "name": "Mole Fraction of Additives"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Gas-Pressure-Sintered Silicon Nitride, N. Hirosaki, Y. Okamoto, M. Ando, F. Munakata, and Y. Akimune, Journal of the American Ceramic Society, Vol. 79 11, pp. 2878-2882 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.21"
                    }, 
                    {
                        "value": "0.24"
                    }, 
                    {
                        "value": "0.26"
                    }, 
                    {
                        "value": "0.20"
                    }, 
                    {
                        "value": "0.17"
                    }, 
                    {
                        "value": "0.25"
                    }, 
                    {
                        "value": "0.27"
                    }, 
                    {
                        "value": "0.30"
                    }, 
                    {
                        "value": "0.31"
                    }, 
                    {
                        "value": "0.27"
                    }, 
                    {
                        "value": "0.44"
                    }, 
                    {
                        "value": "0.45"
                    }, 
                    {
                        "value": "0.46"
                    }, 
                    {
                        "value": "0.44"
                    }, 
                    {
                        "value": "0.36"
                    }, 
                    {
                        "value": "0.57"
                    }, 
                    {
                        "value": "0.62"
                    }, 
                    {
                        "value": "0.51"
                    }, 
                    {
                        "value": "0.54"
                    }, 
                    {
                        "value": "0.42"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "78"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "99.5"
                            }, 
                            {
                                "value": "99"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "97"
                            }, 
                            {
                                "value": "95"
                            }, 
                            {
                                "value": "99"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }
                        ], 
                        "name": "Mole Fraction of Additives"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Development of Corundum Ceramics with Low Sintering Temperature, F. Ya. Kharitonov, S. S. Vishnevskaya, G. I. Barashenkov, and Yu. V. Salyuk, Ogneupori (Refractories) 1, pp. 15-18 (1986)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "Glass-form"
                    }, 
                    {
                        "value": "MnO+Cr2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Dopant"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Development of Corundum Ceramics with Low Sintering Temperature, F. Ya. Kharitonov, S. S. Vishnevskaya, G. I. Barashenkov, and Yu. V. Salyuk, Ogneupori (Refractories) 1, pp. 15-18 (1986)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "3.6"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "g cm$^{-3}$", 
                        "scalars": [
                            {
                                "minimum": "3.37", 
                                "maximum": "3.76"
                            }
                        ], 
                        "name": "Density Range"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Development of Corundum Ceramics with Low Sintering Temperature, F. Ya. Kharitonov, S. S. Vishnevskaya, G. I. Barashenkov, and Yu. V. Salyuk, Ogneupori (Refractories) 1, pp. 15-18 (1986)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "14.26"
                    }, 
                    {
                        "value": "13.76"
                    }, 
                    {
                        "value": "13.32"
                    }, 
                    {
                        "value": "8.43"
                    }
                ], 
                "units": "Log10{$\\Omega$$\\cdot$cm}", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "373"
                            }, 
                            {
                                "value": "473"
                            }, 
                            {
                                "value": "873"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Electrical Resistivity Log"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Development of Corundum Ceramics with Low Sintering Temperature, F. Ya. Kharitonov, S. S. Vishnevskaya, G. I. Barashenkov, and Yu. V. Salyuk, Ogneupori (Refractories) 1, pp. 15-18 (1986)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "370"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Development of Corundum Ceramics with Low Sintering Temperature, F. Ya. Kharitonov, S. S. Vishnevskaya, G. I. Barashenkov, and Yu. V. Salyuk, Ogneupori (Refractories) 1, pp. 15-18 (1986)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.90"
                    }, 
                    {
                        "value": "5.32"
                    }, 
                    {
                        "value": "7.16"
                    }, 
                    {
                        "value": "7.45"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "minimum": "293", 
                                "maximum": "373"
                            }, 
                            {
                                "minimum": "293", 
                                "maximum": "473"
                            }, 
                            {
                                "minimum": "293", 
                                "maximum": "773"
                            }, 
                            {
                                "minimum": "293", 
                                "maximum": "873"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Thermodynamic Properties of Magnesium Oxide and Beryllium Oxide from 298 to 1,200 K, A.C. Victor and T.B. Douglas, Journal of Research of the National Bureau of Standards, Vol. 67A 4, pp. 325-329 (1963), published by U.S. National Bureau of Standards."
            }
        ], 
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            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "924.6"
                    }, 
                    {
                        "value": "928.1"
                    }, 
                    {
                        "value": "961.5"
                    }, 
                    {
                        "value": "989.6"
                    }, 
                    {
                        "value": "1015.6"
                    }, 
                    {
                        "value": "1038.2"
                    }, 
                    {
                        "value": "1057.9"
                    }, 
                    {
                        "value": "1075.5"
                    }, 
                    {
                        "value": "1091.2"
                    }, 
                    {
                        "value": "1105.2"
                    }, 
                    {
                        "value": "1117.9"
                    }, 
                    {
                        "value": "1129.6"
                    }, 
                    {
                        "value": "1154.7"
                    }, 
                    {
                        "value": "1175.7"
                    }, 
                    {
                        "value": "1193.4"
                    }, 
                    {
                        "value": "1208.8"
                    }, 
                    {
                        "value": "1222.4"
                    }, 
                    {
                        "value": "1234.5"
                    }, 
                    {
                        "value": "1245.4"
                    }, 
                    {
                        "value": "1255.2"
                    }, 
                    {
                        "value": "1264.1"
                    }, 
                    {
                        "value": "1272.3"
                    }, 
                    {
                        "value": "1279.7"
                    }, 
                    {
                        "value": "1286.4"
                    }, 
                    {
                        "value": "1292.7"
                    }, 
                    {
                        "value": "1298.3"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.15"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "360"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "420"
                            }, 
                            {
                                "value": "440"
                            }, 
                            {
                                "value": "460"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermodynamic Properties of Magnesium Oxide and Beryllium Oxide from 298 to 1,200 K, A.C. Victor and T.B. Douglas, Journal of Research of the National Bureau of Standards, Vol. 67A 4, pp. 325-329 (1963), published by U.S. National Bureau of Standards."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1020.8"
                    }, 
                    {
                        "value": "1028.2"
                    }, 
                    {
                        "value": "1103.6"
                    }, 
                    {
                        "value": "1173.1"
                    }, 
                    {
                        "value": "1221.7"
                    }, 
                    {
                        "value": "1295.9"
                    }, 
                    {
                        "value": "1351.4"
                    }, 
                    {
                        "value": "1401.1"
                    }, 
                    {
                        "value": "1445.4"
                    }, 
                    {
                        "value": "1485.9"
                    }, 
                    {
                        "value": "1523.0"
                    }, 
                    {
                        "value": "1557.2"
                    }, 
                    {
                        "value": "1631.4"
                    }, 
                    {
                        "value": "1693.0"
                    }, 
                    {
                        "value": "1745.2"
                    }, 
                    {
                        "value": "1790.0"
                    }, 
                    {
                        "value": "1829.2"
                    }, 
                    {
                        "value": "1864.0"
                    }, 
                    {
                        "value": "1895.3"
                    }, 
                    {
                        "value": "1923.7"
                    }, 
                    {
                        "value": "1949.6"
                    }, 
                    {
                        "value": "1973.9"
                    }, 
                    {
                        "value": "1996.5"
                    }, 
                    {
                        "value": "2017.7"
                    }, 
                    {
                        "value": "2037.8"
                    }, 
                    {
                        "value": "2057.0"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
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                                "value": "298.15"
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                            {
                                "value": "1000"
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                                "value": "1100"
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                            {
                                "value": "1150"
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                            {
                                "value": "1200"
                            }
                        ], 
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                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "High-Temperature Elastic Properties of Polycrystalline MgO and Al2O3, N. Soga and O.L. Anderson, Journal of the American Ceramic Society, Vol. 49 7, pp. 355-359 (1966), published by American Ceramic Society."
            }
        ], 
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            "Alumina"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                ], 
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        ], 
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            }
        ], 
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            {
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            {
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                ], 
                "name": "Manufacturer"
            }, 
            {
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                            {
                                "value": "25"
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                ], 
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                "name": "Sintering"
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                "citation": "High-Temperature Elastic Properties of Polycrystalline MgO and Al2O3, N. Soga and O.L. Anderson, Journal of the American Ceramic Society, Vol. 49 7, pp. 355-359 (1966), published by American Ceramic Society."
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            }
        ], 
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            {
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                        "value": "352"
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                    {
                        "value": "346"
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                    {
                        "value": "341"
                    }
                ], 
                "units": "GPa", 
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                            {
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                            {
                                "value": "1200"
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                            {
                                "value": "1300"
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                            {
                                "value": "1400"
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                "name": "Sintering"
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        ], 
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        ], 
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                        "value": "1.35"
                    }, 
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                ], 
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                                "value": "300"
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                                "value": "400"
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                            {
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                    }
                ], 
                "name": "Gruneisen Parameter"
            }
        ]
    }, 
    {
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            {
                "name": "Sintering"
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        ], 
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            {
                "citation": "High-Temperature Elastic Properties of Polycrystalline MgO and Al2O3, N. Soga and O.L. Anderson, Journal of the American Ceramic Society, Vol. 49 7, pp. 355-359 (1966), published by American Ceramic Society."
            }
        ], 
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    }
                ], 
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                    {
                        "value": "General Electric Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.234"
                    }, 
                    {
                        "value": "0.235"
                    }, 
                    {
                        "value": "0.236"
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                    {
                        "value": "0.237"
                    }, 
                    {
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                    {
                        "value": "0.240"
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                    {
                        "value": "0.241"
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                    {
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                    {
                        "value": "304"
                    }, 
                    {
                        "value": "299"
                    }, 
                    {
                        "value": "293"
                    }, 
                    {
                        "value": "288"
                    }, 
                    {
                        "value": "282"
                    }, 
                    {
                        "value": "276"
                    }, 
                    {
                        "value": "271"
                    }, 
                    {
                        "value": "264"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Elastic Properties of Polycrystalline MgO and Al2O3, N. Soga and O.L. Anderson, Journal of the American Ceramic Society, Vol. 49 7, pp. 355-359 (1966), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Avco Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.55"
                    }, 
                    {
                        "value": "1.53"
                    }, 
                    {
                        "value": "1.52"
                    }, 
                    {
                        "value": "1.52"
                    }, 
                    {
                        "value": "1.52"
                    }, 
                    {
                        "value": "1.53"
                    }, 
                    {
                        "value": "1.53"
                    }, 
                    {
                        "value": "1.52"
                    }, 
                    {
                        "value": "1.51"
                    }
                ], 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Gruneisen Parameter"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Elastic Properties of Polycrystalline MgO and Al2O3, N. Soga and O.L. Anderson, Journal of the American Ceramic Society, Vol. 49 7, pp. 355-359 (1966), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Avco Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.188"
                    }, 
                    {
                        "value": "0.189"
                    }, 
                    {
                        "value": "0.191"
                    }, 
                    {
                        "value": "0.194"
                    }, 
                    {
                        "value": "0.196"
                    }, 
                    {
                        "value": "0.198"
                    }, 
                    {
                        "value": "0.201"
                    }, 
                    {
                        "value": "0.203"
                    }, 
                    {
                        "value": "0.205"
                    }
                ], 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Elastic Properties of Polycrystalline MgO and Al2O3, N. Soga and O.L. Anderson, Journal of the American Ceramic Society, Vol. 49 7, pp. 355-359 (1966), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Avco Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "128"
                    }, 
                    {
                        "value": "126"
                    }, 
                    {
                        "value": "123"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "118"
                    }, 
                    {
                        "value": "115"
                    }, 
                    {
                        "value": "113"
                    }, 
                    {
                        "value": "110"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evolution of Defect Size and Strength of Porous Alumina During Sintering, B.D. Flinn, R.K. Borida, A. Zimmermann, and J. Rodel, Journal of the European Ceramic Society, Vol. 20, pp. 2561-2568 (2000), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "39"
                    }, 
                    {
                        "value": "104"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "280"
                    }, 
                    {
                        "value": "391"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "88"
                            }, 
                            {
                                "value": "99"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evolution of Defect Size and Strength of Porous Alumina During Sintering, B.D. Flinn, R.K. Borida, A. Zimmermann, and J. Rodel, Journal of the European Ceramic Society, Vol. 20, pp. 2561-2568 (2000), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "88"
                    }, 
                    {
                        "value": "113"
                    }, 
                    {
                        "value": "129"
                    }, 
                    {
                        "value": "145"
                    }, 
                    {
                        "value": "125"
                    }, 
                    {
                        "value": "141"
                    }, 
                    {
                        "value": "149"
                    }, 
                    {
                        "value": "174"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "223"
                    }, 
                    {
                        "value": "65"
                    }, 
                    {
                        "value": "82"
                    }, 
                    {
                        "value": "73"
                    }, 
                    {
                        "value": "89"
                    }, 
                    {
                        "value": "152"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "207"
                    }, 
                    {
                        "value": "223"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "235"
                    }, 
                    {
                        "value": "235"
                    }, 
                    {
                        "value": "284"
                    }, 
                    {
                        "value": "308"
                    }, 
                    {
                        "value": "349"
                    }, 
                    {
                        "value": "302"
                    }, 
                    {
                        "value": "497"
                    }, 
                    {
                        "value": "546"
                    }, 
                    {
                        "value": "546"
                    }, 
                    {
                        "value": "611"
                    }, 
                    {
                        "value": "59"
                    }, 
                    {
                        "value": "211"
                    }, 
                    {
                        "value": "279"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }
                        ], 
                        "name": "Flaw Size"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "69"
                            }, 
                            {
                                "value": "69"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "78"
                            }, 
                            {
                                "value": "78"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "67"
                            }, 
                            {
                                "value": "67"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "86"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "84"
                            }, 
                            {
                                "value": "94"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Temperature Coefficients of Elastic Constants of Single Crystal MgO between 80 K and 1300 K, Y. Sumino, O.L. Anderson, and I. Suzuki, Physics and Chemistry of Minerals, Vol. 9, pp. 38-47 (1983), published by Springer-Verlag."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "W. and C. Spicer Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "319.1"
                    }, 
                    {
                        "value": "317.7"
                    }, 
                    {
                        "value": "314.4"
                    }, 
                    {
                        "value": "309.6"
                    }, 
                    {
                        "value": "304.4"
                    }, 
                    {
                        "value": "299.0"
                    }, 
                    {
                        "value": "293.6"
                    }, 
                    {
                        "value": "288.2"
                    }, 
                    {
                        "value": "282.8"
                    }, 
                    {
                        "value": "277.2"
                    }, 
                    {
                        "value": "271.8"
                    }, 
                    {
                        "value": "261.0"
                    }, 
                    {
                        "value": "250.5"
                    }, 
                    {
                        "value": "240.0"
                    }, 
                    {
                        "value": "230.1"
                    }, 
                    {
                        "value": "220.5"
                    }, 
                    {
                        "value": "211.2"
                    }, 
                    {
                        "value": "202.3"
                    }, 
                    {
                        "value": "193.8"
                    }, 
                    {
                        "value": "185.7"
                    }, 
                    {
                        "value": "178.0"
                    }, 
                    {
                        "value": "174.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2400"
                            }, 
                            {
                                "value": "2600"
                            }, 
                            {
                                "value": "2800"
                            }, 
                            {
                                "value": "3000"
                            }, 
                            {
                                "value": "3100"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.603"
                            }, 
                            {
                                "value": "3.602"
                            }, 
                            {
                                "value": "3.597"
                            }, 
                            {
                                "value": "3.587"
                            }, 
                            {
                                "value": "3.575"
                            }, 
                            {
                                "value": "3.562"
                            }, 
                            {
                                "value": "3.548"
                            }, 
                            {
                                "value": "3.533"
                            }, 
                            {
                                "value": "3.519"
                            }, 
                            {
                                "value": "3.503"
                            }, 
                            {
                                "value": "3.488"
                            }, 
                            {
                                "value": "3.456"
                            }, 
                            {
                                "value": "3.424"
                            }, 
                            {
                                "value": "3.391"
                            }, 
                            {
                                "value": "3.357"
                            }, 
                            {
                                "value": "3.321"
                            }, 
                            {
                                "value": "3.285"
                            }, 
                            {
                                "value": "3.247"
                            }, 
                            {
                                "value": "3.209"
                            }, 
                            {
                                "value": "3.170"
                            }, 
                            {
                                "value": "3.131"
                            }, 
                            {
                                "value": "3.111"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Temperature Coefficients of Elastic Constants of Single Crystal MgO between 80 K and 1300 K, Y. Sumino, O.L. Anderson, and I. Suzuki, Physics and Chemistry of Minerals, Vol. 9, pp. 38-47 (1983), published by Springer-Verlag."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "W. and C. Spicer Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "125"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "225"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "275"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "325"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "400"
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                            {
                                "value": "425"
                            }, 
                            {
                                "value": "450"
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                            {
                                "value": "475"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
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                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
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                            {
                                "value": "850"
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                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
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                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
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                            {
                                "value": "1150"
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                            {
                                "value": "1200"
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                            {
                                "value": "1250"
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                                "value": "80"
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                                "value": "100"
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                                "value": "125"
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                            {
                                "value": "150"
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                            {
                                "value": "175"
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                                "value": "200"
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                            {
                                "value": "225"
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                            {
                                "value": "250"
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                                "value": "275"
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                                "value": "300"
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                            {
                                "value": "325"
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                            {
                                "value": "350"
                            }, 
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "425"
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                            {
                                "value": "450"
                            }, 
                            {
                                "value": "475"
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                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
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                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
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                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
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                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
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                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
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                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "125"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "175"
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                            {
                                "value": "200"
                            }, 
                            {
                                "value": "225"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "275"
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                            {
                                "value": "300"
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                            {
                                "value": "325"
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                            {
                                "value": "350"
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                            {
                                "value": "375"
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                            {
                                "value": "400"
                            }, 
                            {
                                "value": "425"
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                            {
                                "value": "450"
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                            {
                                "value": "475"
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                            {
                                "value": "500"
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                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
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                            {
                                "value": "650"
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                            {
                                "value": "700"
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                            {
                                "value": "750"
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                                "value": "800"
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                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
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                            {
                                "value": "950"
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                            {
                                "value": "1000"
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                            {
                                "value": "1050"
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                            {
                                "value": "1100"
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                            {
                                "value": "1150"
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                            {
                                "value": "1200"
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                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }
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                ], 
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                    [
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                            {
                                "uncertainty": "3.4", 
                                "value": "235.6"
                            }, 
                            {
                                "uncertainty": "3.8", 
                                "value": "97.5"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
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                                "value": "97.5"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
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                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "uncertainty": "0.8", 
                                "value": "141.9"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ]
                    ]
                ], 
                "name": "Elasticity Tensor"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Temperature Coefficients of Elastic Constants of Single Crystal MgO between 80 K and 1300 K, Y. Sumino, O.L. Anderson, and I. Suzuki, Physics and Chemistry of Minerals, Vol. 9, pp. 38-47 (1983), published by Springer-Verlag."
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                "name": "NIST_SRD-30"
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            {
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            {
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            {
                "scalars": [
                    {
                        "value": "0.180"
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                    {
                        "value": "0.180"
                    }, 
                    {
                        "value": "0.182"
                    }, 
                    {
                        "value": "0.183"
                    }, 
                    {
                        "value": "0.185"
                    }, 
                    {
                        "value": "0.188"
                    }, 
                    {
                        "value": "0.190"
                    }, 
                    {
                        "value": "0.192"
                    }, 
                    {
                        "value": "0.194"
                    }, 
                    {
                        "value": "0.196"
                    }, 
                    {
                        "value": "0.198"
                    }, 
                    {
                        "value": "0.202"
                    }, 
                    {
                        "value": "0.205"
                    }, 
                    {
                        "value": "0.206"
                    }, 
                    {
                        "value": "0.209"
                    }, 
                    {
                        "value": "0.212"
                    }, 
                    {
                        "value": "0.215"
                    }, 
                    {
                        "value": "0.218"
                    }, 
                    {
                        "value": "0.221"
                    }, 
                    {
                        "value": "0.224"
                    }, 
                    {
                        "value": "0.227"
                    }, 
                    {
                        "value": "0.229"
                    }
                ], 
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                    {
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                                "value": "0"
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                            {
                                "value": "100"
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                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
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                            {
                                "value": "500"
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                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
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                            {
                                "value": "800"
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                            {
                                "value": "900"
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                            {
                                "value": "1000"
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                            {
                                "value": "1200"
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                            {
                                "value": "1400"
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                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1800"
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                            {
                                "value": "2000"
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                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2400"
                            }, 
                            {
                                "value": "2600"
                            }, 
                            {
                                "value": "2800"
                            }, 
                            {
                                "value": "3000"
                            }, 
                            {
                                "value": "3100"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
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                                "value": "3.603"
                            }, 
                            {
                                "value": "3.602"
                            }, 
                            {
                                "value": "3.597"
                            }, 
                            {
                                "value": "3.587"
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                            {
                                "value": "3.575"
                            }, 
                            {
                                "value": "3.562"
                            }, 
                            {
                                "value": "3.548"
                            }, 
                            {
                                "value": "3.533"
                            }, 
                            {
                                "value": "3.519"
                            }, 
                            {
                                "value": "3.503"
                            }, 
                            {
                                "value": "3.488"
                            }, 
                            {
                                "value": "3.456"
                            }, 
                            {
                                "value": "3.424"
                            }, 
                            {
                                "value": "3.391"
                            }, 
                            {
                                "value": "3.357"
                            }, 
                            {
                                "value": "3.321"
                            }, 
                            {
                                "value": "3.285"
                            }, 
                            {
                                "value": "3.247"
                            }, 
                            {
                                "value": "3.209"
                            }, 
                            {
                                "value": "3.170"
                            }, 
                            {
                                "value": "3.131"
                            }, 
                            {
                                "value": "3.111"
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                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Poissons Ratio"
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        ]
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    {
        "category": "system.chemical", 
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            {
                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Temperature Coefficients of Elastic Constants of Single Crystal MgO between 80 K and 1300 K, Y. Sumino, O.L. Anderson, and I. Suzuki, Physics and Chemistry of Minerals, Vol. 9, pp. 38-47 (1983), published by Springer-Verlag."
            }
        ], 
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                "name": "NIST_SRD-30"
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        ], 
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            {
                "scalars": [
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            }, 
            {
                "scalars": [
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            }, 
            {
                "scalars": [
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                        "value": "9.807"
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                    {
                        "value": "9.788"
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                    {
                        "value": "9.750"
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                    {
                        "value": "9.696"
                    }, 
                    {
                        "value": "9.642"
                    }, 
                    {
                        "value": "9.587"
                    }, 
                    {
                        "value": "9.529"
                    }, 
                    {
                        "value": "9.473"
                    }, 
                    {
                        "value": "9.417"
                    }, 
                    {
                        "value": "9.356"
                    }, 
                    {
                        "value": "9.294"
                    }, 
                    {
                        "value": "9.169"
                    }, 
                    {
                        "value": "9.042"
                    }, 
                    {
                        "value": "8.905"
                    }, 
                    {
                        "value": "8.778"
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                    {
                        "value": "8.655"
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                    {
                        "value": "8.536"
                    }, 
                    {
                        "value": "8.421"
                    }, 
                    {
                        "value": "8.310"
                    }, 
                    {
                        "value": "8.204"
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                    {
                        "value": "8.102"
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                    {
                        "value": "8.052"
                    }, 
                    {
                        "value": "6.126"
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                    {
                        "value": "6.112"
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                    {
                        "value": "6.081"
                    }, 
                    {
                        "value": "6.040"
                    }, 
                    {
                        "value": "5.993"
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                    {
                        "value": "5.945"
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                    {
                        "value": "5.898"
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                    {
                        "value": "5.849"
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                    {
                        "value": "5.800"
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                    {
                        "value": "5.751"
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                    {
                        "value": "5.703"
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                    {
                        "value": "5.606"
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                    {
                        "value": "5.510"
                    }, 
                    {
                        "value": "5.416"
                    }, 
                    {
                        "value": "5.324"
                    }, 
                    {
                        "value": "5.233"
                    }, 
                    {
                        "value": "5.145"
                    }, 
                    {
                        "value": "5.058"
                    }, 
                    {
                        "value": "4.974"
                    }, 
                    {
                        "value": "4.891"
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                    {
                        "value": "4.812"
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                    {
                        "value": "4.774"
                    }
                ], 
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                "conditions": [
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                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
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                                "value": "Longitudinal"
                            }, 
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                                "value": "Longitudinal"
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                                "value": "Longitudinal"
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                                "value": "Longitudinal"
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                                "value": "Longitudinal"
                            }, 
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                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
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                                "value": "Longitudinal"
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                                "value": "Shear"
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                                "value": "Shear"
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                                "value": "Shear"
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                                "value": "300"
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                                "value": "3.321"
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                            {
                                "value": "3.170"
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                                "value": "3.131"
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                                "value": "3.111"
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                            {
                                "value": "3.603"
                            }, 
                            {
                                "value": "3.602"
                            }, 
                            {
                                "value": "3.597"
                            }, 
                            {
                                "value": "3.587"
                            }, 
                            {
                                "value": "3.575"
                            }, 
                            {
                                "value": "3.562"
                            }, 
                            {
                                "value": "3.548"
                            }, 
                            {
                                "value": "3.533"
                            }, 
                            {
                                "value": "3.519"
                            }, 
                            {
                                "value": "3.503"
                            }, 
                            {
                                "value": "3.488"
                            }, 
                            {
                                "value": "3.456"
                            }, 
                            {
                                "value": "3.424"
                            }, 
                            {
                                "value": "3.391"
                            }, 
                            {
                                "value": "3.357"
                            }, 
                            {
                                "value": "3.321"
                            }, 
                            {
                                "value": "3.285"
                            }, 
                            {
                                "value": "3.247"
                            }, 
                            {
                                "value": "3.209"
                            }, 
                            {
                                "value": "3.170"
                            }, 
                            {
                                "value": "3.131"
                            }, 
                            {
                                "value": "3.111"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Temperature Coefficients of Elastic Constants of Single Crystal MgO between 80 K and 1300 K, Y. Sumino, O.L. Anderson, and I. Suzuki, Physics and Chemistry of Minerals, Vol. 9, pp. 38-47 (1983), published by Springer-Verlag."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "W. and C. Spicer Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "6.3"
                    }, 
                    {
                        "value": "15.2"
                    }, 
                    {
                        "value": "22.4"
                    }, 
                    {
                        "value": "27.5"
                    }, 
                    {
                        "value": "31.1"
                    }, 
                    {
                        "value": "33.9"
                    }, 
                    {
                        "value": "35.7"
                    }, 
                    {
                        "value": "37.2"
                    }, 
                    {
                        "value": "38.4"
                    }, 
                    {
                        "value": "40.4"
                    }, 
                    {
                        "value": "41.7"
                    }, 
                    {
                        "value": "42.9"
                    }, 
                    {
                        "value": "44.1"
                    }, 
                    {
                        "value": "45.0"
                    }, 
                    {
                        "value": "45.9"
                    }, 
                    {
                        "value": "46.8"
                    }, 
                    {
                        "value": "47.7"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Mechanical Properties of Hot-Pressed TiN Ceramics with Various Additives, M. Moriyama, H. Aoki, Y. Kobayashi, and K. Kamata, Journal of the Ceramic Society of Japan, Vol. 101 3, pp. 279-284 (1993), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "151"
                    }, 
                    {
                        "value": "135"
                    }, 
                    {
                        "value": "184"
                    }, 
                    {
                        "value": "133"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "117"
                    }, 
                    {
                        "value": "123"
                    }, 
                    {
                        "value": "143"
                    }, 
                    {
                        "value": "114"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "168"
                    }, 
                    {
                        "value": "62"
                    }, 
                    {
                        "value": "96"
                    }, 
                    {
                        "value": "136"
                    }, 
                    {
                        "value": "143"
                    }, 
                    {
                        "value": "51"
                    }, 
                    {
                        "value": "183"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Mass Fraction of Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "none"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "BN"
                            }, 
                            {
                                "value": "BN"
                            }, 
                            {
                                "value": "AlN"
                            }, 
                            {
                                "value": "AlN"
                            }, 
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "B4C"
                            }, 
                            {
                                "value": "B4C"
                            }
                        ], 
                        "name": "Additive"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Mechanical Properties of Hot-Pressed TiN Ceramics with Various Additives, M. Moriyama, H. Aoki, Y. Kobayashi, and K. Kamata, Journal of the Ceramic Society of Japan, Vol. 101 3, pp. 279-284 (1993), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.05"
                    }, 
                    {
                        "value": "4.10"
                    }, 
                    {
                        "value": "4.94"
                    }, 
                    {
                        "value": "3.96"
                    }, 
                    {
                        "value": "4.93"
                    }, 
                    {
                        "value": "3.58"
                    }, 
                    {
                        "value": "4.05"
                    }, 
                    {
                        "value": "4.58"
                    }, 
                    {
                        "value": "4.26"
                    }, 
                    {
                        "value": "3.63"
                    }, 
                    {
                        "value": "4.46"
                    }, 
                    {
                        "value": "2.53"
                    }, 
                    {
                        "value": "3.12"
                    }, 
                    {
                        "value": "3.89"
                    }, 
                    {
                        "value": "4.58"
                    }, 
                    {
                        "value": "3.09"
                    }, 
                    {
                        "value": "4.56"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.86"
                            }, 
                            {
                                "value": "0.87"
                            }, 
                            {
                                "value": "0.96"
                            }, 
                            {
                                "value": "0.85"
                            }, 
                            {
                                "value": "0.96"
                            }, 
                            {
                                "value": "0.82"
                            }, 
                            {
                                "value": "0.89"
                            }, 
                            {
                                "value": "0.95"
                            }, 
                            {
                                "value": "0.95"
                            }, 
                            {
                                "value": "0.82"
                            }, 
                            {
                                "value": "0.93"
                            }, 
                            {
                                "value": "0.70"
                            }, 
                            {
                                "value": "0.78"
                            }, 
                            {
                                "value": "0.85"
                            }, 
                            {
                                "value": "0.94"
                            }, 
                            {
                                "value": "0.77"
                            }, 
                            {
                                "value": "0.95"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "4.70"
                            }, 
                            {
                                "value": "4.72"
                            }, 
                            {
                                "value": "5.13"
                            }, 
                            {
                                "value": "4.66"
                            }, 
                            {
                                "value": "5.15"
                            }, 
                            {
                                "value": "4.38"
                            }, 
                            {
                                "value": "4.57"
                            }, 
                            {
                                "value": "4.84"
                            }, 
                            {
                                "value": "4.51"
                            }, 
                            {
                                "value": "4.42"
                            }, 
                            {
                                "value": "4.80"
                            }, 
                            {
                                "value": "3.64"
                            }, 
                            {
                                "value": "4.02"
                            }, 
                            {
                                "value": "4.57"
                            }, 
                            {
                                "value": "4.85"
                            }, 
                            {
                                "value": "4.04"
                            }, 
                            {
                                "value": "4.79"
                            }
                        ], 
                        "name": "Theoretical Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Mass Fraction of Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "none"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "BN"
                            }, 
                            {
                                "value": "BN"
                            }, 
                            {
                                "value": "AlN"
                            }, 
                            {
                                "value": "AlN"
                            }, 
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "B4C"
                            }, 
                            {
                                "value": "B4C"
                            }
                        ], 
                        "name": "Additive"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Mechanical Properties of Hot-Pressed TiN Ceramics with Various Additives, M. Moriyama, H. Aoki, Y. Kobayashi, and K. Kamata, Journal of the Ceramic Society of Japan, Vol. 101 3, pp. 279-284 (1993), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "353"
                    }, 
                    {
                        "value": "324"
                    }, 
                    {
                        "value": "448"
                    }, 
                    {
                        "value": "337"
                    }, 
                    {
                        "value": "399"
                    }, 
                    {
                        "value": "288"
                    }, 
                    {
                        "value": "308"
                    }, 
                    {
                        "value": "363"
                    }, 
                    {
                        "value": "314"
                    }, 
                    {
                        "value": "293"
                    }, 
                    {
                        "value": "416"
                    }, 
                    {
                        "value": "168"
                    }, 
                    {
                        "value": "264"
                    }, 
                    {
                        "value": "353"
                    }, 
                    {
                        "value": "387"
                    }, 
                    {
                        "value": "166"
                    }, 
                    {
                        "value": "441"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Mass Fraction of Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "none"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "BN"
                            }, 
                            {
                                "value": "BN"
                            }, 
                            {
                                "value": "AlN"
                            }, 
                            {
                                "value": "AlN"
                            }, 
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "B4C"
                            }, 
                            {
                                "value": "B4C"
                            }
                        ], 
                        "name": "Additive"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Mechanical Properties of Hot-Pressed TiN Ceramics with Various Additives, M. Moriyama, H. Aoki, Y. Kobayashi, and K. Kamata, Journal of the Ceramic Society of Japan, Vol. 101 3, pp. 279-284 (1993), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "152"
                    }, 
                    {
                        "value": "259"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "244"
                    }, 
                    {
                        "value": "128"
                    }, 
                    {
                        "value": "121"
                    }, 
                    {
                        "value": "295"
                    }, 
                    {
                        "value": "174"
                    }, 
                    {
                        "value": "96"
                    }, 
                    {
                        "value": "132"
                    }, 
                    {
                        "value": "169"
                    }, 
                    {
                        "value": "141"
                    }, 
                    {
                        "value": "106"
                    }, 
                    {
                        "value": "235"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Mass Fraction of Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "none"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "BN"
                            }, 
                            {
                                "value": "BN"
                            }, 
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "B4C"
                            }, 
                            {
                                "value": "B4C"
                            }
                        ], 
                        "name": "Additive"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "The Mechanical Properties of Hot-Pressed TiN Ceramics with Various Additives, M. Moriyama, H. Aoki, Y. Kobayashi, and K. Kamata, Journal of the Ceramic Society of Japan, Vol. 101 3, pp. 279-284 (1993), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "7.1"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "7.1"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "5"
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                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
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                    }, 
                    {
                        "scalars": [
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                                "value": "none"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "BN"
                            }, 
                            {
                                "value": "BN"
                            }, 
                            {
                                "value": "AlN"
                            }, 
                            {
                                "value": "AlN"
                            }, 
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "B4C"
                            }, 
                            {
                                "value": "B4C"
                            }
                        ], 
                        "name": "Additive"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Mechanical Properties of Hot-Pressed TiN Ceramics with Various Additives, M. Moriyama, H. Aoki, Y. Kobayashi, and K. Kamata, Journal of the Ceramic Society of Japan, Vol. 101 3, pp. 279-284 (1993), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "12.0"
                    }, 
                    {
                        "value": "13.8"
                    }, 
                    {
                        "value": "17.2"
                    }, 
                    {
                        "value": "12.3"
                    }, 
                    {
                        "value": "11.6"
                    }, 
                    {
                        "value": "9.4"
                    }, 
                    {
                        "value": "10.8"
                    }, 
                    {
                        "value": "12.0"
                    }, 
                    {
                        "value": "12.6"
                    }, 
                    {
                        "value": "11.8"
                    }, 
                    {
                        "value": "15.2"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "7.6"
                    }, 
                    {
                        "value": "8.8"
                    }, 
                    {
                        "value": "14.8"
                    }, 
                    {
                        "value": "14.7"
                    }, 
                    {
                        "value": "22.1"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
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                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
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                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Mass Fraction of Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "none"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "BN"
                            }, 
                            {
                                "value": "BN"
                            }, 
                            {
                                "value": "AlN"
                            }, 
                            {
                                "value": "AlN"
                            }, 
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "B4C"
                            }, 
                            {
                                "value": "B4C"
                            }
                        ], 
                        "name": "Additive"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Mechanical Properties of Hot-Pressed TiN Ceramics with Various Additives, M. Moriyama, H. Aoki, Y. Kobayashi, and K. Kamata, Journal of the Ceramic Society of Japan, Vol. 101 3, pp. 279-284 (1993), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.21"
                    }, 
                    {
                        "value": "0.18"
                    }, 
                    {
                        "value": "0.20"
                    }, 
                    {
                        "value": "0.24"
                    }, 
                    {
                        "value": "0.20"
                    }, 
                    {
                        "value": "0.19"
                    }, 
                    {
                        "value": "0.19"
                    }, 
                    {
                        "value": "0.27"
                    }, 
                    {
                        "value": "0.28"
                    }, 
                    {
                        "value": "0.24"
                    }, 
                    {
                        "value": "0.22"
                    }, 
                    {
                        "value": "0.20"
                    }, 
                    {
                        "value": "0.32"
                    }, 
                    {
                        "value": "0.23"
                    }, 
                    {
                        "value": "0.27"
                    }, 
                    {
                        "value": "0.33"
                    }, 
                    {
                        "value": "0.17"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "5"
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                            {
                                "value": "5"
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                            {
                                "value": "10"
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                        ], 
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                    }, 
                    {
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                                "value": "none"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
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                            {
                                "value": "Y2O3"
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                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "BN"
                            }, 
                            {
                                "value": "BN"
                            }, 
                            {
                                "value": "AlN"
                            }, 
                            {
                                "value": "AlN"
                            }, 
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "B4C"
                            }, 
                            {
                                "value": "B4C"
                            }
                        ], 
                        "name": "Additive"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
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                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Mechanical Properties of Hot-Pressed TiN Ceramics with Various Additives, M. Moriyama, H. Aoki, Y. Kobayashi, and K. Kamata, Journal of the Ceramic Society of Japan, Vol. 101 3, pp. 279-284 (1993), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                        "value": "Polycrystalline"
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                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "9.3"
                    }, 
                    {
                        "value": "8.6"
                    }, 
                    {
                        "value": "9.8"
                    }, 
                    {
                        "value": "9.2"
                    }, 
                    {
                        "value": "9.2"
                    }, 
                    {
                        "value": "8.4"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "9.6"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "8.7"
                    }, 
                    {
                        "value": "9.9"
                    }, 
                    {
                        "value": "7.2"
                    }, 
                    {
                        "value": "9.8"
                    }, 
                    {
                        "value": "9.4"
                    }, 
                    {
                        "value": "10.0"
                    }, 
                    {
                        "value": "7.6"
                    }, 
                    {
                        "value": "9.9"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "5.9"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "6.2"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "units": "%", 
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                                "value": "-"
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                                "value": "5"
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                            {
                                "value": "10"
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                                "value": "5"
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                                "value": "5"
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                            {
                                "value": "10"
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                            {
                                "value": "10"
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                            {
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                            {
                                "value": "10"
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                            {
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                            {
                                "value": "10"
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                            {
                                "value": "5"
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                            {
                                "value": "10"
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                        ], 
                        "name": "Mass Fraction of Additive"
                    }, 
                    {
                        "scalars": [
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                                "value": "none"
                            }, 
                            {
                                "value": "Al2O3"
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                            {
                                "value": "Al2O3"
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                            {
                                "value": "Y2O3"
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                            {
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                            {
                                "value": "MgO"
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                            {
                                "value": "BN"
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                            {
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                            {
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                            {
                                "value": "AlN"
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                            {
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                            {
                                "value": "Si3N4"
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                            {
                                "value": "SiC"
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                            {
                                "value": "SiC"
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                            {
                                "value": "B4C"
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                            {
                                "value": "B4C"
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                            {
                                "value": "none"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
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                            {
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                            {
                                "value": "Y2O3"
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                            {
                                "value": "MgO"
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                            {
                                "value": "MgO"
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                            {
                                "value": "BN"
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                            {
                                "value": "BN"
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                            {
                                "value": "AlN"
                            }, 
                            {
                                "value": "AlN"
                            }, 
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "Si3N4"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "B4C"
                            }, 
                            {
                                "value": "B4C"
                            }
                        ], 
                        "name": "Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }
                        ], 
                        "name": "Mode"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Thermal Stability of CeO2 Containing Tetragonal Zirconia Polycrystals, K. Tsukuma, American Ceramic Society Bulletin, Vol. 65 10, pp. 1386-1389 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "CeO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Thermal Stability of CeO2 Containing Tetragonal Zirconia Polycrystals, K. Tsukuma, American Ceramic Society Bulletin, Vol. 65 10, pp. 1386-1389 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.20"
                    }, 
                    {
                        "value": "6.23"
                    }, 
                    {
                        "value": "6.25"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "16"
                            }
                        ], 
                        "name": "Mole Fraction of CeO2"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Thermal Stability of CeO2 Containing Tetragonal Zirconia Polycrystals, K. Tsukuma, American Ceramic Society Bulletin, Vol. 65 10, pp. 1386-1389 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "441"
                    }, 
                    {
                        "value": "579"
                    }, 
                    {
                        "value": "449"
                    }, 
                    {
                        "value": "208"
                    }, 
                    {
                        "value": "633"
                    }, 
                    {
                        "value": "449"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "16"
                            }
                        ], 
                        "name": "Mole Fraction of CeO2"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Thermal Stability of CeO2 Containing Tetragonal Zirconia Polycrystals, K. Tsukuma, American Ceramic Society Bulletin, Vol. 65 10, pp. 1386-1389 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "23"
                    }, 
                    {
                        "value": "8"
                    }, 
                    {
                        "value": "4"
                    }, 
                    {
                        "value": "36"
                    }, 
                    {
                        "value": "9"
                    }, 
                    {
                        "value": "5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "16"
                            }
                        ], 
                        "name": "Mole Fraction of CeO2"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Thermal Stability of CeO2 Containing Tetragonal Zirconia Polycrystals, K. Tsukuma, American Ceramic Society Bulletin, Vol. 65 10, pp. 1386-1389 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "8.8"
                    }, 
                    {
                        "value": "9.5"
                    }, 
                    {
                        "value": "6.7"
                    }, 
                    {
                        "value": "8.8"
                    }, 
                    {
                        "value": "9.4"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "16"
                            }
                        ], 
                        "name": "Mole Fraction of CeO2"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Enthalpy and Specific Heat of Titanium Diboride in the Temperature Range 273.15 to 2600\u00b0K (E), V.A. Kirillin, A.E. Sheindlin, V.Y. Chekhovskoi, and V.I. Tyukaev, High Temperature, Vol. 2 5, pp. 640-644 (1964), published by Hayka/Interperiodica Publishing (Russia)."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "587.4"
                    }, 
                    {
                        "value": "643.9"
                    }, 
                    {
                        "value": "647.7"
                    }, 
                    {
                        "value": "800.0"
                    }, 
                    {
                        "value": "891.6"
                    }, 
                    {
                        "value": "952.3"
                    }, 
                    {
                        "value": "996.2"
                    }, 
                    {
                        "value": "1029"
                    }, 
                    {
                        "value": "1056"
                    }, 
                    {
                        "value": "1094"
                    }, 
                    {
                        "value": "1105"
                    }, 
                    {
                        "value": "1116"
                    }, 
                    {
                        "value": "1118"
                    }, 
                    {
                        "value": "1149"
                    }, 
                    {
                        "value": "1164"
                    }, 
                    {
                        "value": "1179"
                    }, 
                    {
                        "value": "1194"
                    }, 
                    {
                        "value": "1207"
                    }, 
                    {
                        "value": "1220"
                    }, 
                    {
                        "value": "1232"
                    }, 
                    {
                        "value": "1244"
                    }, 
                    {
                        "value": "1255"
                    }, 
                    {
                        "value": "1265"
                    }, 
                    {
                        "value": "1274"
                    }, 
                    {
                        "value": "1283"
                    }, 
                    {
                        "value": "1290"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "273.15"
                            }, 
                            {
                                "value": "298.15"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2300"
                            }, 
                            {
                                "value": "2400"
                            }, 
                            {
                                "value": "2500"
                            }, 
                            {
                                "value": "2600"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "40.86"
                            }, 
                            {
                                "value": "44.77"
                            }, 
                            {
                                "value": "45.02"
                            }, 
                            {
                                "value": "55.65"
                            }, 
                            {
                                "value": "62.01"
                            }, 
                            {
                                "value": "66.23"
                            }, 
                            {
                                "value": "69.29"
                            }, 
                            {
                                "value": "71.59"
                            }, 
                            {
                                "value": "73.43"
                            }, 
                            {
                                "value": "76.07"
                            }, 
                            {
                                "value": "76.86"
                            }, 
                            {
                                "value": "77.61"
                            }, 
                            {
                                "value": "77.78"
                            }, 
                            {
                                "value": "79.91"
                            }, 
                            {
                                "value": "80.96"
                            }, 
                            {
                                "value": "82.01"
                            }, 
                            {
                                "value": "83.01"
                            }, 
                            {
                                "value": "83.93"
                            }, 
                            {
                                "value": "84.85"
                            }, 
                            {
                                "value": "85.69"
                            }, 
                            {
                                "value": "86.48"
                            }, 
                            {
                                "value": "87.24"
                            }, 
                            {
                                "value": "87.95"
                            }, 
                            {
                                "value": "88.58"
                            }, 
                            {
                                "value": "89.20"
                            }, 
                            {
                                "value": "89.75"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Reaction Sintering and Mechanical Properties of B4C with Addition of ZrO2, H.W. Kim, Y.H. Koh, and H.E. Kim, Journal of Materials Research, Vol. 15 11, pp. 2431-2436 (2000), published by Materials Research Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "432"
                    }, 
                    {
                        "value": "435"
                    }, 
                    {
                        "value": "445"
                    }, 
                    {
                        "value": "439"
                    }, 
                    {
                        "value": "422"
                    }, 
                    {
                        "value": "406"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.85"
                            }, 
                            {
                                "value": "0.945"
                            }, 
                            {
                                "value": "0.985"
                            }, 
                            {
                                "value": "0.99"
                            }, 
                            {
                                "value": "0.99"
                            }, 
                            {
                                "value": "0.99"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.025"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.20"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Reaction Sintering and Mechanical Properties of B4C with Addition of ZrO2, H.W. Kim, Y.H. Koh, and H.E. Kim, Journal of Materials Research, Vol. 15 11, pp. 2431-2436 (2000), published by Materials Research Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "24", 
                        "value": "325"
                    }, 
                    {
                        "uncertainty": "32", 
                        "value": "391"
                    }, 
                    {
                        "uncertainty": "43", 
                        "value": "518"
                    }, 
                    {
                        "uncertainty": "32", 
                        "value": "562"
                    }, 
                    {
                        "uncertainty": "43", 
                        "value": "556"
                    }, 
                    {
                        "uncertainty": "38", 
                        "value": "490"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.85"
                            }, 
                            {
                                "value": "0.945"
                            }, 
                            {
                                "value": "0.985"
                            }, 
                            {
                                "value": "0.99"
                            }, 
                            {
                                "value": "0.99"
                            }, 
                            {
                                "value": "0.99"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.025"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.20"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Reaction Sintering and Mechanical Properties of B4C with Addition of ZrO2, H.W. Kim, Y.H. Koh, and H.E. Kim, Journal of Materials Research, Vol. 15 11, pp. 2431-2436 (2000), published by Materials Research Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.24", 
                        "value": "2.92"
                    }, 
                    {
                        "uncertainty": "0.28", 
                        "value": "3.01"
                    }, 
                    {
                        "uncertainty": "0.24", 
                        "value": "3.4"
                    }, 
                    {
                        "uncertainty": "0.19", 
                        "value": "3.59"
                    }, 
                    {
                        "uncertainty": "0.28", 
                        "value": "3.88"
                    }, 
                    {
                        "uncertainty": "0.21", 
                        "value": "4.07"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.85"
                            }, 
                            {
                                "value": "0.945"
                            }, 
                            {
                                "value": "0.985"
                            }, 
                            {
                                "value": "0.99"
                            }, 
                            {
                                "value": "0.99"
                            }, 
                            {
                                "value": "0.99"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.025"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.20"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Reaction Sintering and Mechanical Properties of B4C with Addition of ZrO2, H.W. Kim, Y.H. Koh, and H.E. Kim, Journal of Materials Research, Vol. 15 11, pp. 2431-2436 (2000), published by Materials Research Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "2.1", 
                        "value": "25.2"
                    }, 
                    {
                        "uncertainty": "1.3", 
                        "value": "29.3"
                    }, 
                    {
                        "uncertainty": "1.1", 
                        "value": "33.4"
                    }, 
                    {
                        "uncertainty": "1.3", 
                        "value": "33.4"
                    }, 
                    {
                        "uncertainty": "0.9", 
                        "value": "31.3"
                    }, 
                    {
                        "uncertainty": "1.2", 
                        "value": "26.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.85"
                            }, 
                            {
                                "value": "0.945"
                            }, 
                            {
                                "value": "0.985"
                            }, 
                            {
                                "value": "0.99"
                            }, 
                            {
                                "value": "0.99"
                            }, 
                            {
                                "value": "0.99"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.025"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.20"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Reaction Sintering and Mechanical Properties of B4C with Addition of ZrO2, H.W. Kim, Y.H. Koh, and H.E. Kim, Journal of Materials Research, Vol. 15 11, pp. 2431-2436 (2000), published by Materials Research Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "36", 
                        "value": "232"
                    }, 
                    {
                        "uncertainty": "27", 
                        "value": "263"
                    }, 
                    {
                        "uncertainty": "45", 
                        "value": "316"
                    }, 
                    {
                        "uncertainty": "40", 
                        "value": "395"
                    }, 
                    {
                        "uncertainty": "36", 
                        "value": "414"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.77"
                            }, 
                            {
                                "value": "0.82"
                            }, 
                            {
                                "value": "0.89"
                            }, 
                            {
                                "value": "0.94"
                            }, 
                            {
                                "value": "0.95"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.025"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.20"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Reaction Sintering and Mechanical Properties of B4C with Addition of ZrO2, H.W. Kim, Y.H. Koh, and H.E. Kim, Journal of Materials Research, Vol. 15 11, pp. 2431-2436 (2000), published by Materials Research Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.23", 
                        "value": "2.52"
                    }, 
                    {
                        "uncertainty": "0.19", 
                        "value": "2.57"
                    }, 
                    {
                        "uncertainty": "0.19", 
                        "value": "2.71"
                    }, 
                    {
                        "uncertainty": "0.23", 
                        "value": "3.07"
                    }, 
                    {
                        "uncertainty": "0.26", 
                        "value": "3.25"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.77"
                            }, 
                            {
                                "value": "0.82"
                            }, 
                            {
                                "value": "0.89"
                            }, 
                            {
                                "value": "0.94"
                            }, 
                            {
                                "value": "0.95"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.025"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.20"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Reaction Sintering and Mechanical Properties of B4C with Addition of ZrO2, H.W. Kim, Y.H. Koh, and H.E. Kim, Journal of Materials Research, Vol. 15 11, pp. 2431-2436 (2000), published by Materials Research Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1.8", 
                        "value": "22.4"
                    }, 
                    {
                        "uncertainty": "2", 
                        "value": "22.8"
                    }, 
                    {
                        "uncertainty": "1.6", 
                        "value": "26.2"
                    }, 
                    {
                        "uncertainty": "1.4", 
                        "value": "25.9"
                    }, 
                    {
                        "uncertainty": "1.2", 
                        "value": "24.1"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.77"
                            }, 
                            {
                                "value": "0.82"
                            }, 
                            {
                                "value": "0.89"
                            }, 
                            {
                                "value": "0.94"
                            }, 
                            {
                                "value": "0.95"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.025"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.20"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Moduli of Boron-Doped Silicon Carbide, W.S. Coblenz, Journal of the American Ceramic Society, Vol. 58 11, pp. 530-531 (1975), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.08"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.21"
                            }
                        ], 
                        "name": "Theoretical Density"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Moduli of Boron-Doped Silicon Carbide, W.S. Coblenz, Journal of the American Ceramic Society, Vol. 58 11, pp. 530-531 (1975), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "3", 
                        "value": "407"
                    }, 
                    {
                        "value": "404"
                    }, 
                    {
                        "value": "399"
                    }, 
                    {
                        "value": "394"
                    }, 
                    {
                        "value": "389"
                    }, 
                    {
                        "value": "382"
                    }, 
                    {
                        "value": "377"
                    }, 
                    {
                        "value": "379"
                    }, 
                    {
                        "value": "377"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "430"
                            }, 
                            {
                                "value": "690"
                            }, 
                            {
                                "value": "975"
                            }, 
                            {
                                "value": "1180"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1360"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Moduli of Boron-Doped Silicon Carbide, W.S. Coblenz, Journal of the American Ceramic Society, Vol. 58 11, pp. 530-531 (1975), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "20", 
                        "value": "170"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.ySrO.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.34"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.ySrO.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
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                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.34"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.ySrO.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.31"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.ySrO.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.34"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "D"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.ySrO.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.35"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "E"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Compressive Tests of Aluminium Nitride: Mechanical Properties and Microstructure, I. Masson, J.P. Feiereisen, J.P. Michel, A. George, A. Mocellin, and P. Blumenfeld, Journal of the European Ceramic Society, Vol. 13, pp. 355-363 (1994), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ESK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SAlN"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "650"
                    }, 
                    {
                        "value": "620"
                    }, 
                    {
                        "value": "630"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Compressive Tests of Aluminium Nitride: Mechanical Properties and Microstructure, I. Masson, J.P. Feiereisen, J.P. Michel, A. George, A. Mocellin, and P. Blumenfeld, Journal of the European Ceramic Society, Vol. 13, pp. 355-363 (1994), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ESK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SAlN"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "320"
                    }, 
                    {
                        "value": "770"
                    }, 
                    {
                        "value": "3300"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
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                            {
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                "citation": "High Temperature Compressive Tests of Aluminium Nitride: Mechanical Properties and Microstructure, I. Masson, J.P. Feiereisen, J.P. Michel, A. George, A. Mocellin, and P. Blumenfeld, Journal of the European Ceramic Society, Vol. 13, pp. 355-363 (1994), published by Elsevier Science Limited."
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                "name": "NIST_SRD-30"
            }
        ], 
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                    {
                        "value": "Al-N"
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            {
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                    {
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                            {
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                            {
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                            {
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                "citation": "High Temperature Compressive Tests of Aluminium Nitride: Mechanical Properties and Microstructure, I. Masson, J.P. Feiereisen, J.P. Michel, A. George, A. Mocellin, and P. Blumenfeld, Journal of the European Ceramic Society, Vol. 13, pp. 355-363 (1994), published by Elsevier Science Limited."
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            }
        ], 
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                    {
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                                "value": "150"
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                            {
                                "value": "200"
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        "names": [
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                            {
                                "value": "1500"
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                            {
                                "value": "1550"
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                            {
                                "value": "1600"
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                            {
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        "names": [
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        ], 
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                            {
                                "value": "1550"
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                            {
                                "value": "1600"
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                            {
                                "value": "1650"
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            {
                "citation": "Sintering, Hardness and Indentation Fracture Toughness (KIC) of Mullite and its Composite with 15 wt% X-Phase Sialon, C.C. Anya and A. Hendry, Journal of the European Ceramic Society, Vol. 13, pp. 247-256 (1994), published by Elsevier Science Limited."
            }
        ], 
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                "name": "NIST_SRD-30"
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        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xSialon", 
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            {
                "citation": "Thermophysical Properties of $\\alpha$-Tungsten Carbide, R.R. Reeber and K. Wang, Journal of the American Ceramic Society, Vol. 82 1, pp. 129-135 (1999), published by American Ceramic Society."
            }
        ], 
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        "licenses": [
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                        "value": "706.75"
                    }, 
                    {
                        "value": "706.75"
                    }, 
                    {
                        "value": "706.71"
                    }, 
                    {
                        "value": "706.55"
                    }, 
                    {
                        "value": "706.14"
                    }, 
                    {
                        "value": "705.47"
                    }, 
                    {
                        "value": "705.43"
                    }, 
                    {
                        "value": "704.41"
                    }, 
                    {
                        "value": "703.09"
                    }, 
                    {
                        "value": "701.50"
                    }, 
                    {
                        "value": "699.65"
                    }, 
                    {
                        "value": "697.59"
                    }, 
                    {
                        "value": "695.33"
                    }, 
                    {
                        "value": "692.90"
                    }, 
                    {
                        "value": "690.33"
                    }, 
                    {
                        "value": "687.62"
                    }, 
                    {
                        "value": "684.79"
                    }, 
                    {
                        "value": "681.86"
                    }, 
                    {
                        "value": "678.83"
                    }, 
                    {
                        "value": "675.73"
                    }, 
                    {
                        "value": "672.55"
                    }, 
                    {
                        "value": "665.99"
                    }, 
                    {
                        "value": "659.23"
                    }, 
                    {
                        "value": "652.28"
                    }, 
                    {
                        "value": "645.18"
                    }, 
                    {
                        "value": "637.97"
                    }, 
                    {
                        "value": "630.64"
                    }, 
                    {
                        "value": "623.23"
                    }, 
                    {
                        "value": "615.73"
                    }, 
                    {
                        "value": "608.17"
                    }, 
                    {
                        "value": "600.56"
                    }, 
                    {
                        "value": "585.17"
                    }, 
                    {
                        "value": "569.63"
                    }, 
                    {
                        "value": "553.95"
                    }, 
                    {
                        "value": "538.17"
                    }, 
                    {
                        "value": "522.31"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2400"
                            }, 
                            {
                                "value": "2600"
                            }, 
                            {
                                "value": "2800"
                            }, 
                            {
                                "value": "3000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermophysical Properties of $\\alpha$-Tungsten Carbide, R.R. Reeber and K. Wang, Journal of the American Ceramic Society, Vol. 82 1, pp. 129-135 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Tungsten carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "WC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "W-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "15.9"
                    }, 
                    {
                        "value": "66.9"
                    }, 
                    {
                        "value": "104.6"
                    }, 
                    {
                        "value": "135.1"
                    }, 
                    {
                        "value": "160.7"
                    }, 
                    {
                        "value": "180.5"
                    }, 
                    {
                        "value": "181.4"
                    }, 
                    {
                        "value": "197.4"
                    }, 
                    {
                        "value": "208.5"
                    }, 
                    {
                        "value": "216.7"
                    }, 
                    {
                        "value": "223.2"
                    }, 
                    {
                        "value": "228.4"
                    }, 
                    {
                        "value": "232.8"
                    }, 
                    {
                        "value": "236.6"
                    }, 
                    {
                        "value": "240.1"
                    }, 
                    {
                        "value": "243.1"
                    }, 
                    {
                        "value": "245.9"
                    }, 
                    {
                        "value": "248.5"
                    }, 
                    {
                        "value": "251.0"
                    }, 
                    {
                        "value": "253.3"
                    }, 
                    {
                        "value": "255.5"
                    }, 
                    {
                        "value": "259.6"
                    }, 
                    {
                        "value": "263.5"
                    }, 
                    {
                        "value": "267.0"
                    }, 
                    {
                        "value": "270.4"
                    }, 
                    {
                        "value": "273.6"
                    }, 
                    {
                        "value": "276.6"
                    }, 
                    {
                        "value": "279.5"
                    }, 
                    {
                        "value": "282.2"
                    }, 
                    {
                        "value": "284.8"
                    }, 
                    {
                        "value": "287.3"
                    }, 
                    {
                        "value": "291.9"
                    }, 
                    {
                        "value": "296.0"
                    }, 
                    {
                        "value": "299.7"
                    }, 
                    {
                        "value": "302.9"
                    }, 
                    {
                        "value": "305.7"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2400"
                            }, 
                            {
                                "value": "2600"
                            }, 
                            {
                                "value": "2800"
                            }, 
                            {
                                "value": "3000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "3.12"
                            }, 
                            {
                                "value": "13.11"
                            }, 
                            {
                                "value": "20.48"
                            }, 
                            {
                                "value": "26.47"
                            }, 
                            {
                                "value": "31.47"
                            }, 
                            {
                                "value": "35.36"
                            }, 
                            {
                                "value": "35.52"
                            }, 
                            {
                                "value": "38.66"
                            }, 
                            {
                                "value": "40.84"
                            }, 
                            {
                                "value": "42.45"
                            }, 
                            {
                                "value": "43.71"
                            }, 
                            {
                                "value": "44.74"
                            }, 
                            {
                                "value": "45.60"
                            }, 
                            {
                                "value": "46.35"
                            }, 
                            {
                                "value": "47.02"
                            }, 
                            {
                                "value": "47.62"
                            }, 
                            {
                                "value": "48.17"
                            }, 
                            {
                                "value": "48.68"
                            }, 
                            {
                                "value": "49.16"
                            }, 
                            {
                                "value": "49.62"
                            }, 
                            {
                                "value": "50.05"
                            }, 
                            {
                                "value": "50.85"
                            }, 
                            {
                                "value": "51.60"
                            }, 
                            {
                                "value": "52.30"
                            }, 
                            {
                                "value": "52.96"
                            }, 
                            {
                                "value": "53.59"
                            }, 
                            {
                                "value": "54.18"
                            }, 
                            {
                                "value": "54.74"
                            }, 
                            {
                                "value": "55.28"
                            }, 
                            {
                                "value": "55.79"
                            }, 
                            {
                                "value": "56.28"
                            }, 
                            {
                                "value": "57.18"
                            }, 
                            {
                                "value": "57.98"
                            }, 
                            {
                                "value": "58.70"
                            }, 
                            {
                                "value": "59.33"
                            }, 
                            {
                                "value": "59.88"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermophysical Properties of $\\alpha$-Tungsten Carbide, R.R. Reeber and K. Wang, Journal of the American Ceramic Society, Vol. 82 1, pp. 129-135 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Tungsten carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "WC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "W-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.25"
                    }, 
                    {
                        "value": "3.56"
                    }, 
                    {
                        "value": "5.51"
                    }, 
                    {
                        "value": "7.37"
                    }, 
                    {
                        "value": "8.92"
                    }, 
                    {
                        "value": "10.10"
                    }, 
                    {
                        "value": "10.17"
                    }, 
                    {
                        "value": "11.17"
                    }, 
                    {
                        "value": "11.96"
                    }, 
                    {
                        "value": "12.60"
                    }, 
                    {
                        "value": "13.12"
                    }, 
                    {
                        "value": "13.55"
                    }, 
                    {
                        "value": "13.91"
                    }, 
                    {
                        "value": "14.22"
                    }, 
                    {
                        "value": "14.50"
                    }, 
                    {
                        "value": "14.74"
                    }, 
                    {
                        "value": "14.96"
                    }, 
                    {
                        "value": "15.15"
                    }, 
                    {
                        "value": "15.34"
                    }, 
                    {
                        "value": "15.51"
                    }, 
                    {
                        "value": "15.67"
                    }, 
                    {
                        "value": "15.98"
                    }, 
                    {
                        "value": "16.25"
                    }, 
                    {
                        "value": "16.51"
                    }, 
                    {
                        "value": "16.76"
                    }, 
                    {
                        "value": "17.00"
                    }, 
                    {
                        "value": "17.24"
                    }, 
                    {
                        "value": "17.47"
                    }, 
                    {
                        "value": "17.71"
                    }, 
                    {
                        "value": "17.95"
                    }, 
                    {
                        "value": "18.18"
                    }, 
                    {
                        "value": "18.67"
                    }, 
                    {
                        "value": "19.17"
                    }, 
                    {
                        "value": "19.70"
                    }, 
                    {
                        "value": "20.25"
                    }, 
                    {
                        "value": "20.82"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2400"
                            }, 
                            {
                                "value": "2600"
                            }, 
                            {
                                "value": "2800"
                            }, 
                            {
                                "value": "3000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Molten Salt Corrosion of SiC and Si3N4 Ceramics, R.E. Tressler, M.D. Meiser, and T. Yonushonis, Journal of the American Ceramic Society, Vol. 59 5, pp. 278-279 (1976), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "-2.8"
                    }, 
                    {
                        "value": "-5.5"
                    }, 
                    {
                        "value": "-1.5"
                    }, 
                    {
                        "value": "-6.9"
                    }, 
                    {
                        "value": "-0.7"
                    }, 
                    {
                        "value": "-2.3"
                    }, 
                    {
                        "value": "-3.2"
                    }, 
                    {
                        "value": "-3.6"
                    }, 
                    {
                        "value": "-0.5"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "value": "0.07"
                    }, 
                    {
                        "value": "-0.06"
                    }, 
                    {
                        "value": "-0.13"
                    }, 
                    {
                        "value": "0.4"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "7.9"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "8.4"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "70"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "670"
                            }, 
                            {
                                "value": "670"
                            }, 
                            {
                                "value": "670"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of NaCl"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Na2SO4"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Molten Salt Corrosion of SiC and Si3N4 Ceramics, R.E. Tressler, M.D. Meiser, and T. Yonushonis, Journal of the American Ceramic Society, Vol. 59 5, pp. 278-279 (1976), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "-0.9"
                    }, 
                    {
                        "value": "-0.2"
                    }, 
                    {
                        "value": "-0.4"
                    }, 
                    {
                        "value": "-4.5"
                    }, 
                    {
                        "value": "-2.3"
                    }, 
                    {
                        "value": "-1.0"
                    }, 
                    {
                        "value": "-0.3"
                    }, 
                    {
                        "value": "-0.3"
                    }, 
                    {
                        "value": "-3.1"
                    }, 
                    {
                        "value": "0.2"
                    }, 
                    {
                        "value": "-0.03"
                    }, 
                    {
                        "value": "0.03"
                    }, 
                    {
                        "value": "-0.8"
                    }, 
                    {
                        "value": "1.0"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "4.3"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "70"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "670"
                            }, 
                            {
                                "value": "670"
                            }, 
                            {
                                "value": "670"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of NaCl"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Na2SO4"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Molten Salt Corrosion of SiC and Si3N4 Ceramics, R.E. Tressler, M.D. Meiser, and T. Yonushonis, Journal of the American Ceramic Society, Vol. 59 5, pp. 278-279 (1976), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "34"
                    }, 
                    {
                        "value": "- 274"
                    }, 
                    {
                        "value": "-1280"
                    }, 
                    {
                        "value": "- 250"
                    }, 
                    {
                        "value": "7"
                    }, 
                    {
                        "value": "- 9"
                    }, 
                    {
                        "value": "- 43"
                    }, 
                    {
                        "value": "0.2"
                    }, 
                    {
                        "value": "24"
                    }, 
                    {
                        "value": "- 7"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.30"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.1"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of NaCl"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Na2SO4"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Molten Salt Corrosion of SiC and Si3N4 Ceramics, R.E. Tressler, M.D. Meiser, and T. Yonushonis, Journal of the American Ceramic Society, Vol. 59 5, pp. 278-279 (1976), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "- 24"
                    }, 
                    {
                        "value": "- 24"
                    }, 
                    {
                        "value": "-150"
                    }, 
                    {
                        "value": "- 41"
                    }, 
                    {
                        "value": "- 16"
                    }, 
                    {
                        "value": "- 8"
                    }, 
                    {
                        "value": "4"
                    }, 
                    {
                        "value": "0.2"
                    }, 
                    {
                        "value": "0.8"
                    }, 
                    {
                        "value": "- 1"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of NaCl"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Na2SO4"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Rigidity Modulus of Some Pure Oxide Bodies, E. Ryshkewitch, Journal of the American Ceramic Society, Vol. 34 10, pp. 322-326 (1951), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "328"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Rigidity Modulus of Some Pure Oxide Bodies, E. Ryshkewitch, Journal of the American Ceramic Society, Vol. 34 10, pp. 322-326 (1951), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.31"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Rigidity Modulus of Some Pure Oxide Bodies, E. Ryshkewitch, Journal of the American Ceramic Society, Vol. 34 10, pp. 322-326 (1951), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "125"
                    }, 
                    {
                        "value": "119"
                    }, 
                    {
                        "value": "113"
                    }, 
                    {
                        "value": "98"
                    }, 
                    {
                        "value": "78"
                    }, 
                    {
                        "value": "75"
                    }, 
                    {
                        "value": "65"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "310"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Rigidity Modulus of Some Pure Oxide Bodies, E. Ryshkewitch, Journal of the American Ceramic Society, Vol. 34 10, pp. 322-326 (1951), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "125"
                    }, 
                    {
                        "value": "125"
                    }, 
                    {
                        "value": "125"
                    }, 
                    {
                        "value": "123"
                    }, 
                    {
                        "value": "121"
                    }, 
                    {
                        "value": "117"
                    }, 
                    {
                        "value": "116"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "106"
                    }, 
                    {
                        "value": "89"
                    }, 
                    {
                        "value": "68"
                    }, 
                    {
                        "value": "51"
                    }, 
                    {
                        "value": "38"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Rigidity Modulus of Some Pure Oxide Bodies, E. Ryshkewitch, Journal of the American Ceramic Society, Vol. 34 10, pp. 322-326 (1951), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "118"
                    }, 
                    {
                        "value": "118"
                    }, 
                    {
                        "value": "114"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "108"
                    }, 
                    {
                        "value": "106"
                    }, 
                    {
                        "value": "105"
                    }, 
                    {
                        "value": "104"
                    }, 
                    {
                        "value": "101"
                    }, 
                    {
                        "value": "98"
                    }, 
                    {
                        "value": "88"
                    }, 
                    {
                        "value": "57"
                    }, 
                    {
                        "value": "48"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "960"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1450"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "3"
                            }
                        ], 
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                            {
                                "value": "20"
                            }
                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }
                        ], 
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                    }
                ], 
                "name": "Shear Modulus"
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        ]
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                "name": "Sintering"
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        ], 
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            {
                "citation": "Rigidity Modulus of Some Pure Oxide Bodies, E. Ryshkewitch, Journal of the American Ceramic Society, Vol. 34 10, pp. 322-326 (1951), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ThO2", 
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                    {
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                ], 
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            {
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                ], 
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                            {
                                "value": "20"
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                        ], 
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                    {
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                            {
                                "value": "2"
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        ], 
        "names": [
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        ], 
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            {
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            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
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                    {
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            {
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                    {
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                                "value": "1"
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        ], 
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        ], 
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                            {
                                "value": "20"
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                    {
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                                "value": "2"
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    {
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        ], 
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        ], 
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            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
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            {
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                            {
                                "value": "20"
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                    {
                        "scalars": [
                            {
                                "value": "1"
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                "name": "Sintering"
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        ], 
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            {
                "citation": "Rigidity Modulus of Some Pure Oxide Bodies, E. Ryshkewitch, Journal of the American Ceramic Society, Vol. 34 10, pp. 322-326 (1951), published by American Ceramic Society."
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        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
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                    {
                        "value": "Zr-O:MgO"
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            }, 
            {
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            {
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                            {
                                "value": "20"
                            }
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                    {
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                                "value": "2"
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            {
                "citation": "Rigidity Modulus of Some Pure Oxide Bodies, E. Ryshkewitch, Journal of the American Ceramic Society, Vol. 34 10, pp. 322-326 (1951), published by American Ceramic Society."
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        ], 
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            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
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            {
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            {
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                            {
                                "value": "20"
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                    {
                        "scalars": [
                            {
                                "value": "1"
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                "citation": "Rigidity Modulus of Some Pure Oxide Bodies, E. Ryshkewitch, Journal of the American Ceramic Society, Vol. 34 10, pp. 322-326 (1951), published by American Ceramic Society."
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        ], 
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        ], 
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            }
        ], 
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            }, 
            {
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                    }
                ], 
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                                "value": "20"
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                    {
                        "scalars": [
                            {
                                "value": "2"
                            }
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    {
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            {
                "citation": "Rigidity Modulus of Some Pure Oxide Bodies, E. Ryshkewitch, Journal of the American Ceramic Society, Vol. 34 10, pp. 322-326 (1951), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.SiO2", 
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                    {
                        "value": "ZrO:SiO"
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            }, 
            {
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            {
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                    }
                ], 
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                                "value": "20"
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                    {
                        "scalars": [
                            {
                                "value": "1"
                            }
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    {
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            }
        ], 
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            {
                "citation": "Rigidity Modulus of Some Pure Oxide Bodies, E. Ryshkewitch, Journal of the American Ceramic Society, Vol. 34 10, pp. 322-326 (1951), published by American Ceramic Society."
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        ], 
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        ], 
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            }
        ], 
        "chemicalFormula": "ZrO2.SiO2", 
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                    }
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                                "value": "2"
                            }
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        ]
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            }
        ], 
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            {
                "citation": "Rigidity Modulus of Some Pure Oxide Bodies, E. Ryshkewitch, Journal of the American Ceramic Society, Vol. 34 10, pp. 322-326 (1951), published by American Ceramic Society."
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        ], 
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        ], 
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            }
        ], 
        "chemicalFormula": "ZrO2.SiO2", 
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                        "value": "ZrO:SiO"
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                    {
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                                "value": "1"
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        ], 
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        ], 
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            }
        ], 
        "chemicalFormula": "ZrO2.SiO2", 
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                    {
                        "value": "ZrO:SiO"
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            }, 
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                                "value": "20"
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                                "value": "2"
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                "citation": "Rigidity Modulus of Some Pure Oxide Bodies, E. Ryshkewitch, Journal of the American Ceramic Society, Vol. 34 10, pp. 322-326 (1951), published by American Ceramic Society."
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        ], 
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        ], 
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            }
        ], 
        "chemicalFormula": "ZrO2.SiO2", 
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            {
                "scalars": [
                    {
                        "value": "ZrO:SiO"
                    }
                ], 
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            }, 
            {
                "scalars": [
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            {
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                    }
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                                "value": "1"
                            }
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            }
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        ], 
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            }
        ], 
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                    {
                        "value": "ZrO:SiO"
                    }
                ], 
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            }, 
            {
                "scalars": [
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                    }
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            }, 
            {
                "scalars": [
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                        "value": "73"
                    }
                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "20"
                            }
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "2"
                            }
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                ], 
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            }
        ]
    }, 
    {
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                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Investigation of Microstructure and Crack Behaviors in Hot- Pressed TiB2-Si3N4 Composites, J.L. Huang, F.J. Kuo, and S.Y. Chen, Materials Science and Engineering, Vol. A174, pp. 157-164 (1994), published by Elsevier Sequoia."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Ni:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.3", 
                        "value": "5.2"
                    }, 
                    {
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                        "value": "6.4"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "6.4"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "6.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
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                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strength Degradation in SiC and Si3N4 Ceramics by Exposure to Coal Slags at High Temperatures, P.F. Becher, Journal of Materials Science, Vol. 19, pp. 2805-2814 (1984), published by Chapman and Hall."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexalloy"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "374"
                    }, 
                    {
                        "value": "209"
                    }, 
                    {
                        "value": "366"
                    }, 
                    {
                        "value": "285"
                    }, 
                    {
                        "value": "380"
                    }, 
                    {
                        "value": "226"
                    }, 
                    {
                        "value": "380"
                    }, 
                    {
                        "value": "407"
                    }, 
                    {
                        "value": "464"
                    }, 
                    {
                        "value": "471"
                    }, 
                    {
                        "value": "283"
                    }, 
                    {
                        "value": "345"
                    }, 
                    {
                        "value": "427"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "As Received"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "As Received"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Repolished"
                            }, 
                            {
                                "value": "As Received"
                            }, 
                            {
                                "value": "As Received"
                            }, 
                            {
                                "value": "As Received"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Corroded"
                            }
                        ], 
                        "name": "Surface Condition"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "AR"
                            }, 
                            {
                                "value": "CE-1"
                            }, 
                            {
                                "value": "CE-2R"
                            }, 
                            {
                                "value": "CE-3"
                            }, 
                            {
                                "value": "AR"
                            }, 
                            {
                                "value": "CE-1"
                            }, 
                            {
                                "value": "CE-1"
                            }, 
                            {
                                "value": "AR"
                            }, 
                            {
                                "value": "AR"
                            }, 
                            {
                                "value": "AR"
                            }, 
                            {
                                "value": "CE-3"
                            }, 
                            {
                                "value": "CE-3"
                            }, 
                            {
                                "value": "CE-3"
                            }
                        ], 
                        "name": "Exposure Condition"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Strength Degradation in SiC and Si3N4 Ceramics by Exposure to Coal Slags at High Temperatures, P.F. Becher, Journal of Materials Science, Vol. 19, pp. 2805-2814 (1984), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-203"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "595"
                    }, 
                    {
                        "value": "385"
                    }, 
                    {
                        "value": "429"
                    }, 
                    {
                        "value": "422"
                    }, 
                    {
                        "value": "651"
                    }, 
                    {
                        "value": "443"
                    }, 
                    {
                        "value": "643"
                    }, 
                    {
                        "value": "707"
                    }, 
                    {
                        "value": "618"
                    }, 
                    {
                        "value": "546"
                    }, 
                    {
                        "value": "490"
                    }, 
                    {
                        "value": "384"
                    }, 
                    {
                        "value": "409"
                    }, 
                    {
                        "value": "428"
                    }, 
                    {
                        "value": "364"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "As Received"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "As Received"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Repolished"
                            }, 
                            {
                                "value": "As Received"
                            }, 
                            {
                                "value": "As Received"
                            }, 
                            {
                                "value": "As Received"
                            }, 
                            {
                                "value": "As Received"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Corroded"
                            }
                        ], 
                        "name": "Surface Condition"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "AR"
                            }, 
                            {
                                "value": "CE-1"
                            }, 
                            {
                                "value": "CE-2R"
                            }, 
                            {
                                "value": "CE-3"
                            }, 
                            {
                                "value": "AR"
                            }, 
                            {
                                "value": "CE-1"
                            }, 
                            {
                                "value": "CE-1"
                            }, 
                            {
                                "value": "AR"
                            }, 
                            {
                                "value": "AR"
                            }, 
                            {
                                "value": "AR"
                            }, 
                            {
                                "value": "AR"
                            }, 
                            {
                                "value": "CE-3"
                            }, 
                            {
                                "value": "CE-3"
                            }, 
                            {
                                "value": "CE-3"
                            }, 
                            {
                                "value": "CE-3"
                            }
                        ], 
                        "name": "Exposure Condition"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strength Degradation in SiC and Si3N4 Ceramics by Exposure to Coal Slags at High Temperatures, P.F. Becher, Journal of Materials Science, Vol. 19, pp. 2805-2814 (1984), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "KT"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "204"
                    }, 
                    {
                        "value": "202"
                    }, 
                    {
                        "value": "122"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "235"
                    }, 
                    {
                        "value": "218"
                    }, 
                    {
                        "value": "254"
                    }, 
                    {
                        "value": "194"
                    }, 
                    {
                        "value": "181"
                    }, 
                    {
                        "value": "212"
                    }, 
                    {
                        "value": "205"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "As Received"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "As Received"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Repolished"
                            }, 
                            {
                                "value": "As Received"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Corroded"
                            }
                        ], 
                        "name": "Surface Condition"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "AR"
                            }, 
                            {
                                "value": "CE-1"
                            }, 
                            {
                                "value": "CE-2R"
                            }, 
                            {
                                "value": "CE-3"
                            }, 
                            {
                                "value": "AR"
                            }, 
                            {
                                "value": "CE-1"
                            }, 
                            {
                                "value": "CE-1"
                            }, 
                            {
                                "value": "AR"
                            }, 
                            {
                                "value": "CE-3"
                            }, 
                            {
                                "value": "CE-3"
                            }, 
                            {
                                "value": "CE-3"
                            }
                        ], 
                        "name": "Exposure Condition"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Strength Degradation in SiC and Si3N4 Ceramics by Exposure to Coal Slags at High Temperatures, P.F. Becher, Journal of Materials Science, Vol. 19, pp. 2805-2814 (1984), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-132"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "857"
                    }, 
                    {
                        "value": "323"
                    }, 
                    {
                        "value": "690"
                    }, 
                    {
                        "value": "434"
                    }, 
                    {
                        "value": "859"
                    }, 
                    {
                        "value": "305"
                    }, 
                    {
                        "value": "823"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "As Received"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "As Received"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Corroded"
                            }
                        ], 
                        "name": "Surface Condition"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "AR"
                            }, 
                            {
                                "value": "CE-1"
                            }, 
                            {
                                "value": "CE-2R"
                            }, 
                            {
                                "value": "CE-3"
                            }, 
                            {
                                "value": "AR"
                            }, 
                            {
                                "value": "CE-1"
                            }, 
                            {
                                "value": "CE-1"
                            }
                        ], 
                        "name": "Exposure Condition"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Strength Degradation in SiC and Si3N4 Ceramics by Exposure to Coal Slags at High Temperatures, P.F. Becher, Journal of Materials Science, Vol. 19, pp. 2805-2814 (1984), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NCX-34"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "806"
                    }, 
                    {
                        "value": "295"
                    }, 
                    {
                        "value": "361"
                    }, 
                    {
                        "value": "320"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "As Received"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Corroded"
                            }, 
                            {
                                "value": "Corroded"
                            }
                        ], 
                        "name": "Surface Condition"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "AR"
                            }, 
                            {
                                "value": "CE-1"
                            }, 
                            {
                                "value": "CE-2R"
                            }, 
                            {
                                "value": "CE-3"
                            }
                        ], 
                        "name": "Exposure Condition"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microwave Sintering of Boron Carbide Composites, R. Ruginets and R. Fischer, American Ceramic Society Bulletin, Vol. 74 1, pp. 56-58 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xAl", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.28"
                    }, 
                    {
                        "value": "2.45"
                    }, 
                    {
                        "value": "2.65"
                    }, 
                    {
                        "value": "2.70"
                    }, 
                    {
                        "value": "2.67"
                    }, 
                    {
                        "value": "2.68"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "35"
                            }
                        ], 
                        "name": "Mass Fraction of Al"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microwave Sintering of Boron Carbide Composites, R. Ruginets and R. Fischer, American Ceramic Society Bulletin, Vol. 74 1, pp. 56-58 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xAl", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.44"
                    }, 
                    {
                        "value": "3.58"
                    }, 
                    {
                        "value": "3.60"
                    }, 
                    {
                        "value": "3.74"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "35"
                            }
                        ], 
                        "name": "Mass Fraction of Al"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microwave Sintering of Boron Carbide Composites, R. Ruginets and R. Fischer, American Ceramic Society Bulletin, Vol. 74 1, pp. 56-58 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xAl", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "25.2"
                    }, 
                    {
                        "value": "23.5"
                    }, 
                    {
                        "value": "22.3"
                    }, 
                    {
                        "value": "21.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "35"
                            }
                        ], 
                        "name": "Mass Fraction of Al"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microwave Sintering of Boron Carbide Composites, R. Ruginets and R. Fischer, American Ceramic Society Bulletin, Vol. 74 1, pp. 56-58 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xAl", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "9.8"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "0.9"
                    }, 
                    {
                        "value": "1.7"
                    }, 
                    {
                        "value": "1.5"
                    }
                ], 
                "units": "%", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "35"
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                        "name": "Mass Fraction of Al"
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                "citation": "Linear Thermal Expansion of Aluminum Oxide and Thorium Oxide from 100\u00b0 to 1000 \u00b0K, J.B. Wachtman,Jr., T.G. Scuderi, and G.W. Creek, Journal of the American Ceramic Society, Vol. 45, pp. 319-323 (1962), published by American Ceramic Society."
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                                "value": "300"
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                            {
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                            {
                                "value": "21.34"
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                            {
                                "value": "25.28"
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                            {
                                "value": "33.4"
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                            {
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                            {
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        ]
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                            {
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                            {
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                            {
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                                "value": "148.00"
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                    {
                        "value": "5.34"
                    }, 
                    {
                        "value": "6.02"
                    }, 
                    {
                        "value": "6.48"
                    }, 
                    {
                        "value": "6.35"
                    }, 
                    {
                        "value": "8.11"
                    }, 
                    {
                        "value": "7.95"
                    }, 
                    {
                        "value": "8.06"
                    }, 
                    {
                        "value": "8.19"
                    }, 
                    {
                        "value": "8.36"
                    }, 
                    {
                        "value": "8.43"
                    }, 
                    {
                        "value": "8.53"
                    }, 
                    {
                        "value": "8.62"
                    }, 
                    {
                        "value": "8.71"
                    }, 
                    {
                        "value": "8.79"
                    }, 
                    {
                        "value": "8.87"
                    }, 
                    {
                        "value": "9.00"
                    }, 
                    {
                        "value": "9.13"
                    }, 
                    {
                        "value": "9.24"
                    }, 
                    {
                        "value": "9.33"
                    }, 
                    {
                        "value": "9.42"
                    }, 
                    {
                        "value": "9.51"
                    }, 
                    {
                        "value": "9.58"
                    }, 
                    {
                        "value": "9.66"
                    }, 
                    {
                        "value": "9.75"
                    }, 
                    {
                        "value": "9.82"
                    }, 
                    {
                        "value": "9.90"
                    }, 
                    {
                        "value": "9.97"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Mean"
                            }
                        ], 
                        "name": "Direction"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "10$^{-4}$", 
                        "scalars": [
                            {
                                "value": "-9.98"
                            }, 
                            {
                                "value": "-9.94"
                            }, 
                            {
                                "value": "-9.23"
                            }, 
                            {
                                "value": "-7.41"
                            }, 
                            {
                                "value": "-4.73"
                            }, 
                            {
                                "value": "-1.46"
                            }, 
                            {
                                "value": "2.19"
                            }, 
                            {
                                "value": "6.12"
                            }, 
                            {
                                "value": "10.23"
                            }, 
                            {
                                "value": "14.49"
                            }, 
                            {
                                "value": "18.97"
                            }, 
                            {
                                "value": "23.34"
                            }, 
                            {
                                "value": "27.89"
                            }, 
                            {
                                "value": "32.51"
                            }, 
                            {
                                "value": "37.19"
                            }, 
                            {
                                "value": "41.92"
                            }, 
                            {
                                "value": "46.72"
                            }, 
                            {
                                "value": "56.44"
                            }, 
                            {
                                "value": "66.35"
                            }, 
                            {
                                "value": "76.44"
                            }, 
                            {
                                "value": "86.53"
                            }, 
                            {
                                "value": "96.75"
                            }, 
                            {
                                "value": "107.20"
                            }, 
                            {
                                "value": "117.60"
                            }, 
                            {
                                "value": "128.20"
                            }, 
                            {
                                "value": "139.10"
                            }, 
                            {
                                "value": "150.00"
                            }, 
                            {
                                "value": "161.00"
                            }, 
                            {
                                "value": "172.20"
                            }
                        ], 
                        "name": "(L"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Microstructure and Bending Strength of Highly Pure Mullite Ceramics, M. Mizuno, M. Shiraishi, and H. Saito, Ceramic Transactions, Vol. 6, pp. 413-424 (1990), edited by S. Somiya, R. F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Microstructure and Bending Strength of Highly Pure Mullite Ceramics, M. Mizuno, M. Shiraishi, and H. Saito, Ceramic Transactions, Vol. 6, pp. 413-424 (1990), edited by S. Somiya, R. F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.01"
                    }, 
                    {
                        "value": "3.17"
                    }, 
                    {
                        "value": "3.16"
                    }, 
                    {
                        "value": "3.16"
                    }, 
                    {
                        "value": "3.16"
                    }, 
                    {
                        "value": "3.00"
                    }, 
                    {
                        "value": "3.05"
                    }, 
                    {
                        "value": "3.08"
                    }, 
                    {
                        "value": "3.09"
                    }, 
                    {
                        "value": "3.03"
                    }, 
                    {
                        "value": "3.08"
                    }, 
                    {
                        "value": "3.11"
                    }, 
                    {
                        "value": "3.11"
                    }, 
                    {
                        "value": "3.08"
                    }, 
                    {
                        "value": "3.08"
                    }, 
                    {
                        "value": "3.10"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Process Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1575"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1630"
                            }, 
                            {
                                "value": "1630"
                            }, 
                            {
                                "value": "1630"
                            }, 
                            {
                                "value": "1630"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1670"
                            }, 
                            {
                                "value": "1670"
                            }, 
                            {
                                "value": "1690"
                            }
                        ], 
                        "name": "Process Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "hot pressed"
                            }, 
                            {
                                "value": "hot pressed"
                            }, 
                            {
                                "value": "hot pressed"
                            }, 
                            {
                                "value": "hot pressed"
                            }, 
                            {
                                "value": "hot pressed"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }
                        ], 
                        "name": "Process Condition"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Microstructure and Bending Strength of Highly Pure Mullite Ceramics, M. Mizuno, M. Shiraishi, and H. Saito, Ceramic Transactions, Vol. 6, pp. 413-424 (1990), edited by S. Somiya, R. F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "277"
                    }, 
                    {
                        "value": "343"
                    }, 
                    {
                        "value": "410"
                    }, 
                    {
                        "value": "349"
                    }, 
                    {
                        "value": "320"
                    }, 
                    {
                        "value": "289"
                    }, 
                    {
                        "value": "319"
                    }, 
                    {
                        "value": "317"
                    }, 
                    {
                        "value": "315"
                    }, 
                    {
                        "value": "314"
                    }, 
                    {
                        "value": "358"
                    }, 
                    {
                        "value": "312"
                    }, 
                    {
                        "value": "287"
                    }, 
                    {
                        "value": "338"
                    }, 
                    {
                        "value": "307"
                    }, 
                    {
                        "value": "279"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Process Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1575"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1630"
                            }, 
                            {
                                "value": "1630"
                            }, 
                            {
                                "value": "1630"
                            }, 
                            {
                                "value": "1630"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1670"
                            }, 
                            {
                                "value": "1670"
                            }, 
                            {
                                "value": "1690"
                            }
                        ], 
                        "name": "Process Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "hot pressed"
                            }, 
                            {
                                "value": "hot pressed"
                            }, 
                            {
                                "value": "hot pressed"
                            }, 
                            {
                                "value": "hot pressed"
                            }, 
                            {
                                "value": "hot pressed"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }, 
                            {
                                "value": "sintered"
                            }
                        ], 
                        "name": "Process Condition"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "Heat Capacities at Low Temperatures and Entropies at 298.16 \u00b0K of Metatitanates of Barium and Strontium, S.S. Todd and R.E. Lorenson, Journal of the American Chemical Society, Vol. 74, pp. 2043-2045 (1952), published by American Chemical Society."
            }
        ], 
        "names": [
            "Barium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "70.64"
                    }, 
                    {
                        "value": "79.28"
                    }, 
                    {
                        "value": "89.85"
                    }, 
                    {
                        "value": "101.2"
                    }, 
                    {
                        "value": "112.6"
                    }, 
                    {
                        "value": "124.2"
                    }, 
                    {
                        "value": "136.5"
                    }, 
                    {
                        "value": "147.1"
                    }, 
                    {
                        "value": "171.8"
                    }, 
                    {
                        "value": "194.4"
                    }, 
                    {
                        "value": "216.7"
                    }, 
                    {
                        "value": "238.4"
                    }, 
                    {
                        "value": "261.0"
                    }, 
                    {
                        "value": "280.2"
                    }, 
                    {
                        "value": "296.9"
                    }, 
                    {
                        "value": "313.4"
                    }, 
                    {
                        "value": "328.4"
                    }, 
                    {
                        "value": "343.5"
                    }, 
                    {
                        "value": "344.2"
                    }, 
                    {
                        "value": "349.4"
                    }, 
                    {
                        "value": "353.9"
                    }, 
                    {
                        "value": "357.5"
                    }, 
                    {
                        "value": "357.7"
                    }, 
                    {
                        "value": "362.0"
                    }, 
                    {
                        "value": "377.9"
                    }, 
                    {
                        "value": "407.5"
                    }, 
                    {
                        "value": "369.0"
                    }, 
                    {
                        "value": "367.9"
                    }, 
                    {
                        "value": "368.2"
                    }, 
                    {
                        "value": "376.7"
                    }, 
                    {
                        "value": "397.3"
                    }, 
                    {
                        "value": "405.7"
                    }, 
                    {
                        "value": "414.7"
                    }, 
                    {
                        "value": "422.9"
                    }, 
                    {
                        "value": "431.4"
                    }, 
                    {
                        "value": "432.6"
                    }, 
                    {
                        "value": "437.1"
                    }, 
                    {
                        "value": "440.3"
                    }, 
                    {
                        "value": "450.2"
                    }, 
                    {
                        "value": "533.6"
                    }, 
                    {
                        "value": "577.2"
                    }, 
                    {
                        "value": "520.3"
                    }, 
                    {
                        "value": "544.0"
                    }, 
                    {
                        "value": "473.0"
                    }, 
                    {
                        "value": "444.8"
                    }, 
                    {
                        "value": "438.9"
                    }, 
                    {
                        "value": "438.0"
                    }, 
                    {
                        "value": "438.4"
                    }, 
                    {
                        "value": "437.5"
                    }, 
                    {
                        "value": "439.3"
                    }, 
                    {
                        "value": "438.7"
                    }, 
                    {
                        "value": "440.0"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "53.05"
                            }, 
                            {
                                "value": "56.86"
                            }, 
                            {
                                "value": "61.09"
                            }, 
                            {
                                "value": "65.59"
                            }, 
                            {
                                "value": "70.23"
                            }, 
                            {
                                "value": "74.98"
                            }, 
                            {
                                "value": "80.02"
                            }, 
                            {
                                "value": "84.34"
                            }, 
                            {
                                "value": "94.66"
                            }, 
                            {
                                "value": "104.44"
                            }, 
                            {
                                "value": "114.54"
                            }, 
                            {
                                "value": "124.72"
                            }, 
                            {
                                "value": "135.99"
                            }, 
                            {
                                "value": "146.19"
                            }, 
                            {
                                "value": "155.86"
                            }, 
                            {
                                "value": "165.96"
                            }, 
                            {
                                "value": "175.97"
                            }, 
                            {
                                "value": "186.23"
                            }, 
                            {
                                "value": "186.89"
                            }, 
                            {
                                "value": "190.61"
                            }, 
                            {
                                "value": "193.28"
                            }, 
                            {
                                "value": "195.32"
                            }, 
                            {
                                "value": "195.83"
                            }, 
                            {
                                "value": "197.31"
                            }, 
                            {
                                "value": "199.33"
                            }, 
                            {
                                "value": "201.70"
                            }, 
                            {
                                "value": "204.84"
                            }, 
                            {
                                "value": "206.51"
                            }, 
                            {
                                "value": "208.71"
                            }, 
                            {
                                "value": "216.16"
                            }, 
                            {
                                "value": "236.44"
                            }, 
                            {
                                "value": "245.77"
                            }, 
                            {
                                "value": "256.26"
                            }, 
                            {
                                "value": "266.08"
                            }, 
                            {
                                "value": "276.07"
                            }, 
                            {
                                "value": "278.08"
                            }, 
                            {
                                "value": "279.99"
                            }, 
                            {
                                "value": "281.67"
                            }, 
                            {
                                "value": "283.08"
                            }, 
                            {
                                "value": "284.02"
                            }, 
                            {
                                "value": "285.02"
                            }, 
                            {
                                "value": "285.67"
                            }, 
                            {
                                "value": "285.94"
                            }, 
                            {
                                "value": "286.92"
                            }, 
                            {
                                "value": "287.50"
                            }, 
                            {
                                "value": "289.29"
                            }, 
                            {
                                "value": "290.04"
                            }, 
                            {
                                "value": "292.77"
                            }, 
                            {
                                "value": "293.17"
                            }, 
                            {
                                "value": "296.54"
                            }, 
                            {
                                "value": "296.84"
                            }, 
                            {
                                "value": "301.23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "16.48"
                            }, 
                            {
                                "value": "18.49"
                            }, 
                            {
                                "value": "20.96"
                            }, 
                            {
                                "value": "23.61"
                            }, 
                            {
                                "value": "26.27"
                            }, 
                            {
                                "value": "28.97"
                            }, 
                            {
                                "value": "31.85"
                            }, 
                            {
                                "value": "34.31"
                            }, 
                            {
                                "value": "40.07"
                            }, 
                            {
                                "value": "45.35"
                            }, 
                            {
                                "value": "50.54"
                            }, 
                            {
                                "value": "55.61"
                            }, 
                            {
                                "value": "60.88"
                            }, 
                            {
                                "value": "65.35"
                            }, 
                            {
                                "value": "69.25"
                            }, 
                            {
                                "value": "73.09"
                            }, 
                            {
                                "value": "76.61"
                            }, 
                            {
                                "value": "80.12"
                            }, 
                            {
                                "value": "80.29"
                            }, 
                            {
                                "value": "81.50"
                            }, 
                            {
                                "value": "82.55"
                            }, 
                            {
                                "value": "83.39"
                            }, 
                            {
                                "value": "83.43"
                            }, 
                            {
                                "value": "84.43"
                            }, 
                            {
                                "value": "88.16"
                            }, 
                            {
                                "value": "95.06"
                            }, 
                            {
                                "value": "86.06"
                            }, 
                            {
                                "value": "85.81"
                            }, 
                            {
                                "value": "85.90"
                            }, 
                            {
                                "value": "87.86"
                            }, 
                            {
                                "value": "92.68"
                            }, 
                            {
                                "value": "94.64"
                            }, 
                            {
                                "value": "96.73"
                            }, 
                            {
                                "value": "98.66"
                            }, 
                            {
                                "value": "100.6"
                            }, 
                            {
                                "value": "100.9"
                            }, 
                            {
                                "value": "102.0"
                            }, 
                            {
                                "value": "102.7"
                            }, 
                            {
                                "value": "105.0"
                            }, 
                            {
                                "value": "124.5"
                            }, 
                            {
                                "value": "134.6"
                            }, 
                            {
                                "value": "121.4"
                            }, 
                            {
                                "value": "126.9"
                            }, 
                            {
                                "value": "110.3"
                            }, 
                            {
                                "value": "103.8"
                            }, 
                            {
                                "value": "102.4"
                            }, 
                            {
                                "value": "102.2"
                            }, 
                            {
                                "value": "102.3"
                            }, 
                            {
                                "value": "102.0"
                            }, 
                            {
                                "value": "102.5"
                            }, 
                            {
                                "value": "102.3"
                            }, 
                            {
                                "value": "102.6"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "Heat Capacities at Low Temperatures and Entropies at 298.16 \u00b0K of Metatitanates of Barium and Strontium, S.S. Todd and R.E. Lorenson, Journal of the American Chemical Society, Vol. 74, pp. 2043-2045 (1952), published by American Chemical Society."
            }
        ], 
        "names": [
            "Strontium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SrTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sr-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "110.4"
                    }, 
                    {
                        "value": "123.3"
                    }, 
                    {
                        "value": "138.1"
                    }, 
                    {
                        "value": "152.8"
                    }, 
                    {
                        "value": "166.3"
                    }, 
                    {
                        "value": "179.8"
                    }, 
                    {
                        "value": "190.8"
                    }, 
                    {
                        "value": "202.8"
                    }, 
                    {
                        "value": "232.3"
                    }, 
                    {
                        "value": "257.9"
                    }, 
                    {
                        "value": "283.4"
                    }, 
                    {
                        "value": "305.7"
                    }, 
                    {
                        "value": "331.0"
                    }, 
                    {
                        "value": "351.3"
                    }, 
                    {
                        "value": "369.1"
                    }, 
                    {
                        "value": "387.1"
                    }, 
                    {
                        "value": "403.5"
                    }, 
                    {
                        "value": "419.0"
                    }, 
                    {
                        "value": "433.4"
                    }, 
                    {
                        "value": "446.6"
                    }, 
                    {
                        "value": "459.6"
                    }, 
                    {
                        "value": "471.5"
                    }, 
                    {
                        "value": "482.4"
                    }, 
                    {
                        "value": "492.7"
                    }, 
                    {
                        "value": "501.3"
                    }, 
                    {
                        "value": "510.0"
                    }, 
                    {
                        "value": "518.7"
                    }, 
                    {
                        "value": "527.6"
                    }, 
                    {
                        "value": "533.7"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "54.84"
                            }, 
                            {
                                "value": "58.79"
                            }, 
                            {
                                "value": "63.10"
                            }, 
                            {
                                "value": "67.58"
                            }, 
                            {
                                "value": "71.96"
                            }, 
                            {
                                "value": "76.44"
                            }, 
                            {
                                "value": "80.04"
                            }, 
                            {
                                "value": "84.13"
                            }, 
                            {
                                "value": "94.62"
                            }, 
                            {
                                "value": "104.37"
                            }, 
                            {
                                "value": "114.75"
                            }, 
                            {
                                "value": "124.78"
                            }, 
                            {
                                "value": "136.25"
                            }, 
                            {
                                "value": "146.27"
                            }, 
                            {
                                "value": "156.01"
                            }, 
                            {
                                "value": "166.02"
                            }, 
                            {
                                "value": "176.15"
                            }, 
                            {
                                "value": "186.02"
                            }, 
                            {
                                "value": "195.95"
                            }, 
                            {
                                "value": "206.34"
                            }, 
                            {
                                "value": "216.32"
                            }, 
                            {
                                "value": "226.26"
                            }, 
                            {
                                "value": "236.39"
                            }, 
                            {
                                "value": "247.32"
                            }, 
                            {
                                "value": "256.49"
                            }, 
                            {
                                "value": "266.22"
                            }, 
                            {
                                "value": "276.19"
                            }, 
                            {
                                "value": "286.38"
                            }, 
                            {
                                "value": "296.47"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "20.26"
                            }, 
                            {
                                "value": "22.63"
                            }, 
                            {
                                "value": "25.35"
                            }, 
                            {
                                "value": "28.03"
                            }, 
                            {
                                "value": "30.52"
                            }, 
                            {
                                "value": "33.00"
                            }, 
                            {
                                "value": "35.01"
                            }, 
                            {
                                "value": "37.23"
                            }, 
                            {
                                "value": "42.63"
                            }, 
                            {
                                "value": "47.32"
                            }, 
                            {
                                "value": "52.01"
                            }, 
                            {
                                "value": "56.11"
                            }, 
                            {
                                "value": "60.75"
                            }, 
                            {
                                "value": "64.48"
                            }, 
                            {
                                "value": "67.74"
                            }, 
                            {
                                "value": "71.04"
                            }, 
                            {
                                "value": "74.06"
                            }, 
                            {
                                "value": "76.90"
                            }, 
                            {
                                "value": "79.54"
                            }, 
                            {
                                "value": "81.96"
                            }, 
                            {
                                "value": "84.35"
                            }, 
                            {
                                "value": "86.53"
                            }, 
                            {
                                "value": "88.53"
                            }, 
                            {
                                "value": "90.42"
                            }, 
                            {
                                "value": "92.01"
                            }, 
                            {
                                "value": "93.60"
                            }, 
                            {
                                "value": "95.19"
                            }, 
                            {
                                "value": "96.82"
                            }, 
                            {
                                "value": "97.95"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Comparison of the Mechanical Behaviour of Zirconia Partially Stabilized with Yttria and Magnesia, G.A. Gogotsi, A.V. Drozdov, V.P. Zavata, and M.V. Swain, Journal of the Australasian Ceramic Society, Vol. 27 1, pp. 37-49 (1991), published by Tech Publications, Aedermannsdorf, Switzerland."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nilcra Ceramics, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.71"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Comparison of the Mechanical Behaviour of Zirconia Partially Stabilized with Yttria and Magnesia, G.A. Gogotsi, A.V. Drozdov, V.P. Zavata, and M.V. Swain, Journal of the Australasian Ceramic Society, Vol. 27 1, pp. 37-49 (1991), published by Tech Publications, Aedermannsdorf, Switzerland."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nilcra Ceramics, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "206"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Comparison of the Mechanical Behaviour of Zirconia Partially Stabilized with Yttria and Magnesia, G.A. Gogotsi, A.V. Drozdov, V.P. Zavata, and M.V. Swain, Journal of the Australasian Ceramic Society, Vol. 27 1, pp. 37-49 (1991), published by Tech Publications, Aedermannsdorf, Switzerland."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nilcra Ceramics, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "50", 
                        "value": "650"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "500"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "390"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "380"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "320"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "230"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1190"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Comparison of the Mechanical Behaviour of Zirconia Partially Stabilized with Yttria and Magnesia, G.A. Gogotsi, A.V. Drozdov, V.P. Zavata, and M.V. Swain, Journal of the Australasian Ceramic Society, Vol. 27 1, pp. 37-49 (1991), published by Tech Publications, Aedermannsdorf, Switzerland."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nilcra Ceramics, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1.5", 
                        "value": "9.7"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "12.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "notch"
                            }, 
                            {
                                "value": "crack"
                            }
                        ], 
                        "name": "Test Condition"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Comparison of the Mechanical Behaviour of Zirconia Partially Stabilized with Yttria and Magnesia, G.A. Gogotsi, A.V. Drozdov, V.P. Zavata, and M.V. Swain, Journal of the Australasian Ceramic Society, Vol. 27 1, pp. 37-49 (1991), published by Tech Publications, Aedermannsdorf, Switzerland."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nilcra Ceramics, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "9.0"
                    }, 
                    {
                        "value": "8.9"
                    }, 
                    {
                        "value": "7.7"
                    }, 
                    {
                        "value": "7.6"
                    }, 
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "5.7"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "3.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "360"
                            }, 
                            {
                                "value": "460"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "855"
                            }, 
                            {
                                "value": "960"
                            }, 
                            {
                                "value": "1060"
                            }, 
                            {
                                "value": "1170"
                            }, 
                            {
                                "value": "1270"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Comparison of the Mechanical Behaviour of Zirconia Partially Stabilized with Yttria and Magnesia, G.A. Gogotsi, A.V. Drozdov, V.P. Zavata, and M.V. Swain, Journal of the Australasian Ceramic Society, Vol. 27 1, pp. 37-49 (1991), published by Tech Publications, Aedermannsdorf, Switzerland."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.02"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Comparison of the Mechanical Behaviour of Zirconia Partially Stabilized with Yttria and Magnesia, G.A. Gogotsi, A.V. Drozdov, V.P. Zavata, and M.V. Swain, Journal of the Australasian Ceramic Society, Vol. 27 1, pp. 37-49 (1991), published by Tech Publications, Aedermannsdorf, Switzerland."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "205"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
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            {
                "citation": "Lattice Parameters and Density for Y2O3-Stabilized ZrO2, R.P. Ingel and D. Lewis III, Journal of the American Ceramic Society, Vol. 69 4, pp. 325-332 (1986), published by American Ceramic Society."
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        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "CERES Corp."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.162"
                    }, 
                    {
                        "value": "5.153"
                    }, 
                    {
                        "value": "5.153"
                    }, 
                    {
                        "value": "5.146"
                    }, 
                    {
                        "uncertainty": "0.010", 
                        "value": "5.143"
                    }, 
                    {
                        "value": "5.145"
                    }, 
                    {
                        "value": "5.147"
                    }, 
                    {
                        "value": "5.1433"
                    }, 
                    {
                        "value": "5.150"
                    }, 
                    {
                        "value": "5.1426"
                    }, 
                    {
                        "value": "5.128"
                    }, 
                    {
                        "uncertainty": "0.004", 
                        "value": "5.127"
                    }, 
                    {
                        "uncertainty": "0.002", 
                        "value": "5.123"
                    }, 
                    {
                        "value": "5.137"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "5.2"
                    }, 
                    {
                        "uncertainty": "0.006", 
                        "value": "5.118"
                    }, 
                    {
                        "value": "5.113"
                    }, 
                    {
                        "value": "5.101"
                    }, 
                    {
                        "value": "5.126"
                    }, 
                    {
                        "value": "5.133"
                    }, 
                    {
                        "value": "5.152"
                    }, 
                    {
                        "value": "5.164"
                    }, 
                    {
                        "value": "5.176"
                    }, 
                    {
                        "value": "5.192"
                    }, 
                    {
                        "value": "5.214"
                    }, 
                    {
                        "value": "5.230"
                    }, 
                    {
                        "value": "5.130"
                    }, 
                    {
                        "value": "5.149"
                    }, 
                    {
                        "value": "5.156"
                    }, 
                    {
                        "value": "5.168"
                    }, 
                    {
                        "value": "5.137"
                    }, 
                    {
                        "value": "5.137"
                    }, 
                    {
                        "value": "5.141"
                    }, 
                    {
                        "value": "5.157"
                    }, 
                    {
                        "value": "5.169"
                    }, 
                    {
                        "value": "5.184"
                    }, 
                    {
                        "value": "5.199"
                    }, 
                    {
                        "value": "5.214"
                    }, 
                    {
                        "value": "5.130"
                    }, 
                    {
                        "value": "5.1296"
                    }, 
                    {
                        "value": "5.1273"
                    }, 
                    {
                        "value": "5.1306"
                    }, 
                    {
                        "value": "5.1341"
                    }, 
                    {
                        "value": "5.1358"
                    }, 
                    {
                        "value": "5.1363"
                    }, 
                    {
                        "value": "5.1546"
                    }, 
                    {
                        "value": "5.1675"
                    }, 
                    {
                        "value": "5.2089"
                    }, 
                    {
                        "value": "5.2150"
                    }, 
                    {
                        "value": "5.2207"
                    }, 
                    {
                        "value": "5.134"
                    }, 
                    {
                        "value": "5.133"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "17.90"
                            }, 
                            {
                                "value": "15.50"
                            }, 
                            {
                                "value": "13.80"
                            }, 
                            {
                                "value": "12.10"
                            }, 
                            {
                                "value": "12.00"
                            }, 
                            {
                                "value": "11.10"
                            }, 
                            {
                                "value": "10.40"
                            }, 
                            {
                                "value": "10.30"
                            }, 
                            {
                                "value": "9.0"
                            }, 
                            {
                                "value": "8.65"
                            }, 
                            {
                                "value": "8.00"
                            }, 
                            {
                                "value": "6.90"
                            }, 
                            {
                                "value": "4.50"
                            }, 
                            {
                                "value": "3.90"
                            }, 
                            {
                                "value": "3.40"
                            }, 
                            {
                                "value": "2.80"
                            }, 
                            {
                                "value": "2.20"
                            }, 
                            {
                                "value": "1.70"
                            }, 
                            {
                                "value": "7.00"
                            }, 
                            {
                                "value": "10.00"
                            }, 
                            {
                                "value": "15.00"
                            }, 
                            {
                                "value": "20.00"
                            }, 
                            {
                                "value": "25.00"
                            }, 
                            {
                                "value": "30.00"
                            }, 
                            {
                                "value": "40.00"
                            }, 
                            {
                                "value": "50.00"
                            }, 
                            {
                                "value": "5.00"
                            }, 
                            {
                                "value": "7.00"
                            }, 
                            {
                                "value": "15.00"
                            }, 
                            {
                                "value": "20.00"
                            }, 
                            {
                                "value": "7.00"
                            }, 
                            {
                                "value": "8.00"
                            }, 
                            {
                                "value": "10.00"
                            }, 
                            {
                                "value": "15.00"
                            }, 
                            {
                                "value": "20.00"
                            }, 
                            {
                                "value": "25.00"
                            }, 
                            {
                                "value": "30.00"
                            }, 
                            {
                                "value": "35.00"
                            }, 
                            {
                                "value": "5.00"
                            }, 
                            {
                                "value": "5.40"
                            }, 
                            {
                                "value": "5.50"
                            }, 
                            {
                                "value": "6.00"
                            }, 
                            {
                                "value": "6.90"
                            }, 
                            {
                                "value": "7.90"
                            }, 
                            {
                                "value": "9.40"
                            }, 
                            {
                                "value": "14.80"
                            }, 
                            {
                                "value": "20.00"
                            }, 
                            {
                                "value": "30.00"
                            }, 
                            {
                                "value": "33.20"
                            }, 
                            {
                                "value": "38.30"
                            }, 
                            {
                                "value": "4.00"
                            }, 
                            {
                                "value": "6.00"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Single"
                            }, 
                            {
                                "value": "Single"
                            }, 
                            {
                                "value": "Single"
                            }, 
                            {
                                "value": "Single"
                            }, 
                            {
                                "value": "Single"
                            }, 
                            {
                                "value": "Single"
                            }, 
                            {
                                "value": "Single"
                            }, 
                            {
                                "value": "Single"
                            }, 
                            {
                                "value": "Single"
                            }, 
                            {
                                "value": "Single"
                            }, 
                            {
                                "value": "Single"
                            }, 
                            {
                                "value": "Single"
                            }, 
                            {
                                "value": "Single"
                            }, 
                            {
                                "value": "Single"
                            }, 
                            {
                                "value": "Single"
                            }, 
                            {
                                "value": "Single"
                            }, 
                            {
                                "value": "Single"
                            }, 
                            {
                                "value": "Single"
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }, 
                            {
                                "value": "Polycryst."
                            }
                        ], 
                        "name": "Specimen Type"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Lattice Parameters and Density for Y2O3-Stabilized ZrO2, R.P. Ingel and D. Lewis III, Journal of the American Ceramic Society, Vol. 69 4, pp. 325-332 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "CERES Corp."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.5430"
                    }, 
                    {
                        "value": "5.6030"
                    }, 
                    {
                        "value": "5.6550"
                    }, 
                    {
                        "value": "5.7600"
                    }, 
                    {
                        "value": "5.8000"
                    }, 
                    {
                        "value": "5.8260"
                    }, 
                    {
                        "value": "5.8100"
                    }, 
                    {
                        "value": "5.8680"
                    }, 
                    {
                        "value": "5.8630"
                    }, 
                    {
                        "value": "5.9320"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "5.90"
                    }, 
                    {
                        "value": "5.9450"
                    }, 
                    {
                        "value": "5.9507"
                    }, 
                    {
                        "uncertainty": "0.03", 
                        "value": "5.93"
                    }, 
                    {
                        "value": "5.9500"
                    }, 
                    {
                        "uncertainty": "0.06", 
                        "value": "5.94"
                    }, 
                    {
                        "value": "5.9350"
                    }, 
                    {
                        "value": "5.9696"
                    }, 
                    {
                        "value": "5.9600"
                    }, 
                    {
                        "value": "6.0110"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "6.00"
                    }, 
                    {
                        "value": "6.0080"
                    }, 
                    {
                        "value": "6.0560"
                    }, 
                    {
                        "value": "6.0490"
                    }, 
                    {
                        "value": "6.0750"
                    }, 
                    {
                        "value": "6.0770"
                    }, 
                    {
                        "value": "6.0850"
                    }, 
                    {
                        "value": "6.0440"
                    }, 
                    {
                        "value": "5.8420"
                    }, 
                    {
                        "uncertainty": "0.008", 
                        "value": "5.754"
                    }, 
                    {
                        "value": "6.040"
                    }, 
                    {
                        "value": "6.000"
                    }, 
                    {
                        "value": "5.940"
                    }, 
                    {
                        "value": "6.088"
                    }, 
                    {
                        "value": "6.076"
                    }, 
                    {
                        "value": "6.042"
                    }, 
                    {
                        "value": "6.025"
                    }, 
                    {
                        "value": "5.987"
                    }, 
                    {
                        "value": "6.080"
                    }, 
                    {
                        "value": "6.070"
                    }, 
                    {
                        "value": "6.080"
                    }, 
                    {
                        "value": "6.060"
                    }, 
                    {
                        "value": "6.060"
                    }, 
                    {
                        "value": "6.014"
                    }, 
                    {
                        "value": "6.000"
                    }, 
                    {
                        "value": "6.030"
                    }, 
                    {
                        "value": "6.025"
                    }, 
                    {
                        "value": "5.820"
                    }, 
                    {
                        "value": "5.990"
                    }, 
                    {
                        "value": "6.150"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "35.90"
                            }, 
                            {
                                "value": "31.20"
                            }, 
                            {
                                "value": "26.30"
                            }, 
                            {
                                "value": "20.00"
                            }, 
                            {
                                "value": "19.80"
                            }, 
                            {
                                "value": "17.90"
                            }, 
                            {
                                "value": "16.50"
                            }, 
                            {
                                "value": "15.50"
                            }, 
                            {
                                "value": "13.80"
                            }, 
                            {
                                "value": "12.10"
                            }, 
                            {
                                "value": "12.00"
                            }, 
                            {
                                "value": "11.10"
                            }, 
                            {
                                "value": "10.40"
                            }, 
                            {
                                "value": "10.30"
                            }, 
                            {
                                "value": "10.00"
                            }, 
                            {
                                "value": "9.0"
                            }, 
                            {
                                "value": "8.80"
                            }, 
                            {
                                "value": "8.65"
                            }, 
                            {
                                "value": "8.50"
                            }, 
                            {
                                "value": "8.10"
                            }, 
                            {
                                "value": "8.00"
                            }, 
                            {
                                "value": "6.90"
                            }, 
                            {
                                "value": "4.50"
                            }, 
                            {
                                "value": "3.90"
                            }, 
                            {
                                "value": "3.40"
                            }, 
                            {
                                "value": "3.10"
                            }, 
                            {
                                "value": "2.80"
                            }, 
                            {
                                "value": "2.20"
                            }, 
                            {
                                "value": "1.70"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "3.90"
                            }, 
                            {
                                "value": "4.50"
                            }, 
                            {
                                "value": "6.50"
                            }, 
                            {
                                "value": "2.00"
                            }, 
                            {
                                "value": "3.00"
                            }, 
                            {
                                "value": "4.00"
                            }, 
                            {
                                "value": "5.00"
                            }, 
                            {
                                "value": "6.50"
                            }, 
                            {
                                "value": "2.00"
                            }, 
                            {
                                "value": "2.50"
                            }, 
                            {
                                "value": "3.00"
                            }, 
                            {
                                "value": "3.50"
                            }, 
                            {
                                "value": "4.00"
                            }, 
                            {
                                "value": "6.00"
                            }, 
                            {
                                "value": "5.12"
                            }, 
                            {
                                "value": "5.30"
                            }, 
                            {
                                "value": "5.50"
                            }, 
                            {
                                "value": "6.60"
                            }, 
                            {
                                "value": "6.90"
                            }, 
                            {
                                "value": "2.20"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Single crystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Polycrystal"
                            }
                        ], 
                        "name": "Specimen Type"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "Enthalpy and Specific Heat of Strontium and Barium Zirconates at High Temperatures, V.A. Levitskii, D.S. Tsagareishvili, and G.G. Gvelesiani, High Temperature, Vol. 14 1, pp. 69-72 (1976)."
            }
        ], 
        "names": [
            "Strontium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SrZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sr-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.001", 
                        "value": "5.797"
                    }, 
                    {
                        "uncertainty": "0.002", 
                        "value": "8.198"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.15"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "Enthalpy and Specific Heat of Strontium and Barium Zirconates at High Temperatures, V.A. Levitskii, D.S. Tsagareishvili, and G.G. Gvelesiani, High Temperature, Vol. 14 1, pp. 69-72 (1976)."
            }
        ], 
        "names": [
            "Strontium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SrZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sr-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "455.8"
                    }, 
                    {
                        "value": "503.4"
                    }, 
                    {
                        "value": "526.2"
                    }, 
                    {
                        "value": "539.9"
                    }, 
                    {
                        "value": "549.1"
                    }, 
                    {
                        "value": "556.1"
                    }, 
                    {
                        "value": "561.6"
                    }, 
                    {
                        "value": "566.3"
                    }, 
                    {
                        "value": "570.5"
                    }, 
                    {
                        "value": "574.2"
                    }, 
                    {
                        "value": "577.7"
                    }, 
                    {
                        "value": "581.0"
                    }, 
                    {
                        "value": "584.2"
                    }, 
                    {
                        "value": "587.3"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "tetragonal"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.15"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "103.4"
                            }, 
                            {
                                "value": "114.2"
                            }, 
                            {
                                "value": "119.4"
                            }, 
                            {
                                "value": "122.5"
                            }, 
                            {
                                "value": "124.6"
                            }, 
                            {
                                "value": "126.1"
                            }, 
                            {
                                "value": "127.4"
                            }, 
                            {
                                "value": "128.4"
                            }, 
                            {
                                "value": "129.4"
                            }, 
                            {
                                "value": "130.2"
                            }, 
                            {
                                "value": "131.0"
                            }, 
                            {
                                "value": "131.8"
                            }, 
                            {
                                "value": "132.5"
                            }, 
                            {
                                "value": "133.2"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "Enthalpy and Specific Heat of Strontium and Barium Zirconates at High Temperatures, V.A. Levitskii, D.S. Tsagareishvili, and G.G. Gvelesiani, High Temperature, Vol. 14 1, pp. 69-72 (1976)."
            }
        ], 
        "names": [
            "Barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.001", 
                        "value": "4.193"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.15"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "Enthalpy and Specific Heat of Strontium and Barium Zirconates at High Temperatures, V.A. Levitskii, D.S. Tsagareishvili, and G.G. Gvelesiani, High Temperature, Vol. 14 1, pp. 69-72 (1976)."
            }
        ], 
        "names": [
            "Barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "367.8"
                    }, 
                    {
                        "value": "398.8"
                    }, 
                    {
                        "value": "417.9"
                    }, 
                    {
                        "value": "432.5"
                    }, 
                    {
                        "value": "445.1"
                    }, 
                    {
                        "value": "451.9"
                    }, 
                    {
                        "value": "418.0"
                    }, 
                    {
                        "value": "418.0"
                    }, 
                    {
                        "value": "417.7"
                    }, 
                    {
                        "value": "417.4"
                    }, 
                    {
                        "value": "417.1"
                    }, 
                    {
                        "value": "417.0"
                    }, 
                    {
                        "value": "453.0"
                    }, 
                    {
                        "value": "454.6"
                    }, 
                    {
                        "value": "461.4"
                    }, 
                    {
                        "value": "468.1"
                    }, 
                    {
                        "value": "474.7"
                    }, 
                    {
                        "value": "481.4"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "alpha"
                            }, 
                            {
                                "value": "alpha"
                            }, 
                            {
                                "value": "alpha"
                            }, 
                            {
                                "value": "alpha"
                            }, 
                            {
                                "value": "alpha"
                            }, 
                            {
                                "value": "alpha"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "gamma"
                            }, 
                            {
                                "value": "gamma"
                            }, 
                            {
                                "value": "gamma"
                            }, 
                            {
                                "value": "gamma"
                            }, 
                            {
                                "value": "gamma"
                            }, 
                            {
                                "value": "gamma"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.15"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "758"
                            }, 
                            {
                                "value": "758"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1175"
                            }, 
                            {
                                "value": "1175"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "101.7"
                            }, 
                            {
                                "value": "110.3"
                            }, 
                            {
                                "value": "115.6"
                            }, 
                            {
                                "value": "119.6"
                            }, 
                            {
                                "value": "123.1"
                            }, 
                            {
                                "value": "125.0"
                            }, 
                            {
                                "value": "115.6"
                            }, 
                            {
                                "value": "115.6"
                            }, 
                            {
                                "value": "115.5"
                            }, 
                            {
                                "value": "115.4"
                            }, 
                            {
                                "value": "115.4"
                            }, 
                            {
                                "value": "115.3"
                            }, 
                            {
                                "value": "125.3"
                            }, 
                            {
                                "value": "125.7"
                            }, 
                            {
                                "value": "127.6"
                            }, 
                            {
                                "value": "129.5"
                            }, 
                            {
                                "value": "131.3"
                            }, 
                            {
                                "value": "133.1"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength Properties of Hot-Pressed Silicon Nitride, T. Ohji, S. Sakai, M. Ito, Y. Yamauchi, W. Kanematsu, and S. Ito, Proceedings of the Thirtieth Japan Congress on Materials Research, pp. 201-206 (1987), published by Society of Materials Science (Japan)."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1030"
                    }, 
                    {
                        "value": "770"
                    }, 
                    {
                        "value": "800"
                    }, 
                    {
                        "value": "510"
                    }, 
                    {
                        "value": "160"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }
                        ], 
                        "name": "Environment"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength Properties of Hot-Pressed Silicon Nitride, T. Ohji, S. Sakai, M. Ito, Y. Yamauchi, W. Kanematsu, and S. Ito, Proceedings of the Thirtieth Japan Congress on Materials Research, pp. 201-206 (1987), published by Society of Materials Science (Japan)."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "760"
                    }, 
                    {
                        "value": "700"
                    }, 
                    {
                        "value": "720"
                    }, 
                    {
                        "value": "370"
                    }, 
                    {
                        "value": "50"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }
                        ], 
                        "name": "Environment"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength Properties of Hot-Pressed Silicon Nitride, T. Ohji, S. Sakai, M. Ito, Y. Yamauchi, W. Kanematsu, and S. Ito, Proceedings of the Thirtieth Japan Congress on Materials Research, pp. 201-206 (1987), published by Society of Materials Science (Japan)."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "14.2"
                    }, 
                    {
                        "value": "25.7"
                    }, 
                    {
                        "value": "8.6"
                    }, 
                    {
                        "value": "20.0"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "vacuum"
                            }
                        ], 
                        "name": "Environment"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Flexure"
                            }, 
                            {
                                "value": "Flexure"
                            }, 
                            {
                                "value": "Tension"
                            }, 
                            {
                                "value": "Tension"
                            }
                        ], 
                        "name": "Strength Mode"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Temperature on the Fracture of Sapphire, S.M. Wiederhorn, B.J. Hockey, and D.E. Roberts, Philosophical Magazine, Vol. 28, pp. 783-796 (1973), published by Taylor and Francis Ltd.."
            }
        ], 
        "names": [
            "Sapphire"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.20", 
                        "value": "2.46"
                    }, 
                    {
                        "uncertainty": "0.10", 
                        "value": "2.11"
                    }, 
                    {
                        "uncertainty": "0.07", 
                        "value": "1.98"
                    }, 
                    {
                        "uncertainty": "0.10", 
                        "value": "1.81"
                    }, 
                    {
                        "uncertainty": "0.09", 
                        "value": "1.79"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "775"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Natural Specimen"
            }
        ], 
        "references": [
            {
                "citation": "Landau Free Energy and Order Parameter Behaviour of the $\\alpha$/$\\beta$ Phase Transition in Cristobalite, W.W. Schmahl, I.P. Swainson, M.T. Dove, and A. Graeme-Barber, Zeitschrift fur Kristallographie, Vol. 201, pp. 125-145 (1992), published by R. Oldenbourg Verlag:Munchen."
            }
        ], 
        "names": [
            "Silica (cristobalite)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.3006"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.2984"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.2980"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.2970"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.2961"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.2957"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.2392"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.1049"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.1789"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.2396"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.1016"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.1774"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.2402"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.0996"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.1762"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.2400"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.0992"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.1760"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.2403"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.0968"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.1749"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.2405"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.0961"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.1747"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "-0.08"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "-0.0883"
                    }, 
                    {
                        "uncertainty": "0.0008", 
                        "value": "0.0812"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Si"
                            }, 
                            {
                                "value": "Si"
                            }, 
                            {
                                "value": "Si"
                            }, 
                            {
                                "value": "Si"
                            }, 
                            {
                                "value": "Si"
                            }, 
                            {
                                "value": "Si"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }, 
                            {
                                "value": "O"
                            }
                        ], 
                        "name": "Atom"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "303"
                            }, 
                            {
                                "value": "373"
                            }, 
                            {
                                "value": "398"
                            }, 
                            {
                                "value": "432"
                            }, 
                            {
                                "value": "458"
                            }, 
                            {
                                "value": "473"
                            }, 
                            {
                                "value": "303"
                            }, 
                            {
                                "value": "303"
                            }, 
                            {
                                "value": "303"
                            }, 
                            {
                                "value": "373"
                            }, 
                            {
                                "value": "373"
                            }, 
                            {
                                "value": "373"
                            }, 
                            {
                                "value": "398"
                            }, 
                            {
                                "value": "398"
                            }, 
                            {
                                "value": "398"
                            }, 
                            {
                                "value": "432"
                            }, 
                            {
                                "value": "432"
                            }, 
                            {
                                "value": "432"
                            }, 
                            {
                                "value": "458"
                            }, 
                            {
                                "value": "458"
                            }, 
                            {
                                "value": "458"
                            }, 
                            {
                                "value": "473"
                            }, 
                            {
                                "value": "473"
                            }, 
                            {
                                "value": "473"
                            }, 
                            {
                                "value": "573"
                            }, 
                            {
                                "value": "623"
                            }, 
                            {
                                "value": "673"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "y"
                            }
                        ], 
                        "name": "Coordinate"
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Natural Specimen"
            }
        ], 
        "references": [
            {
                "citation": "Landau Free Energy and Order Parameter Behaviour of the $\\alpha$/$\\beta$ Phase Transition in Cristobalite, W.W. Schmahl, I.P. Swainson, M.T. Dove, and A. Graeme-Barber, Zeitschrift fur Kristallographie, Vol. 201, pp. 125-145 (1992), published by R. Oldenbourg Verlag:Munchen."
            }
        ], 
        "names": [
            "Silica (cristobalite)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.00003", 
                        "value": "4.96937"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "4.9734"
                    }, 
                    {
                        "uncertainty": "0.00004", 
                        "value": "4.97853"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "4.9793"
                    }, 
                    {
                        "uncertainty": "0.00003", 
                        "value": "4.98287"
                    }, 
                    {
                        "uncertainty": "0.00002", 
                        "value": "4.98425"
                    }, 
                    {
                        "uncertainty": "0.00008", 
                        "value": "6.92563"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "6.9393"
                    }, 
                    {
                        "uncertainty": "0.00009", 
                        "value": "6.95157"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "6.9537"
                    }, 
                    {
                        "uncertainty": "0.00007", 
                        "value": "6.96325"
                    }, 
                    {
                        "uncertainty": "0.00005", 
                        "value": "6.96689"
                    }, 
                    {
                        "uncertainty": "0.00001", 
                        "value": "7.12637"
                    }, 
                    {
                        "uncertainty": "0.00001", 
                        "value": "7.12943"
                    }, 
                    {
                        "uncertainty": "0.00001", 
                        "value": "7.13161"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "Low"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }, 
                            {
                                "value": "High"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "303"
                            }, 
                            {
                                "value": "373"
                            }, 
                            {
                                "value": "398"
                            }, 
                            {
                                "value": "432"
                            }, 
                            {
                                "value": "458"
                            }, 
                            {
                                "value": "473"
                            }, 
                            {
                                "value": "303"
                            }, 
                            {
                                "value": "373"
                            }, 
                            {
                                "value": "398"
                            }, 
                            {
                                "value": "432"
                            }, 
                            {
                                "value": "458"
                            }, 
                            {
                                "value": "473"
                            }, 
                            {
                                "value": "573"
                            }, 
                            {
                                "value": "623"
                            }, 
                            {
                                "value": "673"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep Properties of (Si-Al-O-N) SiC Whisker Composites, T. Shiogai, K. Tsukamoto, and N. Sashida, Journal of Materials Science, Vol. 33, pp. 769-773 (1998), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-yAlyOyN8-y.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.76"
                    }, 
                    {
                        "value": "0.91"
                    }, 
                    {
                        "value": "0.98"
                    }, 
                    {
                        "value": "0.34"
                    }, 
                    {
                        "value": "0.40"
                    }, 
                    {
                        "value": "0.44"
                    }, 
                    {
                        "value": "0.24"
                    }, 
                    {
                        "value": "0.26"
                    }, 
                    {
                        "value": "0.32"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Mass Fraction of SiC"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep Properties of (Si-Al-O-N) SiC Whisker Composites, T. Shiogai, K. Tsukamoto, and N. Sashida, Journal of Materials Science, Vol. 33, pp. 769-773 (1998), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-yAlyOyN8-y.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "323"
                    }, 
                    {
                        "value": "332"
                    }, 
                    {
                        "value": "335"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Mass Fraction of SiC"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep Properties of (Si-Al-O-N) SiC Whisker Composites, T. Shiogai, K. Tsukamoto, and N. Sashida, Journal of Materials Science, Vol. 33, pp. 769-773 (1998), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-yAlyOyN8-y.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "1140"
                    }, 
                    {
                        "value": "1000"
                    }, 
                    {
                        "value": "760"
                    }, 
                    {
                        "value": "750"
                    }, 
                    {
                        "value": "760"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Mass Fraction of SiC"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep Properties of (Si-Al-O-N) SiC Whisker Composites, T. Shiogai, K. Tsukamoto, and N. Sashida, Journal of Materials Science, Vol. 33, pp. 769-773 (1998), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-yAlyOyN8-y.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.4"
                    }, 
                    {
                        "value": "7.4"
                    }, 
                    {
                        "value": "7.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Mass Fraction of SiC"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Strength of Diamond, D.J. Weidner, Y. Wang, and M.T. Vaughan, Science, Vol. 266, pp. 419-421 (1994), published by American Association for the Advancement of Science."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "900", 
                        "value": "15600"
                    }, 
                    {
                        "uncertainty": "1300", 
                        "value": "15000"
                    }, 
                    {
                        "uncertainty": "600", 
                        "value": "9200"
                    }, 
                    {
                        "uncertainty": "900", 
                        "value": "6000"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1175"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1525"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Creep Damage on the Tensile Creep Behavior of a Siliconized Silicon Carbide, D.F. Carroll and R.E. Tressler, Journal of the American Ceramic Society, Vol. 72 1, pp. 49-53 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "KX-01"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "175"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "350"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "1100", 
                                "maximum": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "103"
                            }, 
                            {
                                "value": "137"
                            }, 
                            {
                                "value": "172"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Creep Damage on the Tensile Creep Behavior of a Siliconized Silicon Carbide, D.F. Carroll and R.E. Tressler, Journal of the American Ceramic Society, Vol. 72 1, pp. 49-53 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "KX-01"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "4"
                    }, 
                    {
                        "value": "4"
                    }, 
                    {
                        "value": "4"
                    }, 
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "10"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1100"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "103"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "137"
                            }, 
                            {
                                "value": "137"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "170"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Low Temperature Heat Capacities of Zirconia and Yttria-Doped Zirconia (ZrO2)1-x(Y2O3)x (x = 0, 0.0200, 0.0396), T. Shirakami, T. Tojo, T. Atake, T. Mori, and H. Yamamura, Thermochimica Acta, Vol. 267, pp. 415-420 (1995), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "(1-x)ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "54.2"
                    }, 
                    {
                        "value": "110.8"
                    }, 
                    {
                        "value": "173.6"
                    }, 
                    {
                        "value": "227"
                    }, 
                    {
                        "value": "276.5"
                    }, 
                    {
                        "value": "320.5"
                    }, 
                    {
                        "value": "360.6"
                    }, 
                    {
                        "value": "397.5"
                    }, 
                    {
                        "value": "427.4"
                    }, 
                    {
                        "value": "454.1"
                    }, 
                    {
                        "value": "474.5"
                    }, 
                    {
                        "value": "47.9"
                    }, 
                    {
                        "value": "95.8"
                    }, 
                    {
                        "value": "159.6"
                    }, 
                    {
                        "value": "217.1"
                    }, 
                    {
                        "value": "274.6"
                    }, 
                    {
                        "value": "318.5"
                    }, 
                    {
                        "value": "359.2"
                    }, 
                    {
                        "value": "396.7"
                    }, 
                    {
                        "value": "423.9"
                    }, 
                    {
                        "value": "451.8"
                    }, 
                    {
                        "value": "475.8"
                    }, 
                    {
                        "value": "34.9"
                    }, 
                    {
                        "value": "90.1"
                    }, 
                    {
                        "value": "151.8"
                    }, 
                    {
                        "value": "210.2"
                    }, 
                    {
                        "value": "265.4"
                    }, 
                    {
                        "value": "314.1"
                    }, 
                    {
                        "value": "351.4"
                    }, 
                    {
                        "value": "393.6"
                    }, 
                    {
                        "value": "421.2"
                    }, 
                    {
                        "value": "448.8"
                    }, 
                    {
                        "value": "466.6"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "tetragonal"
                            }, 
                            {
                                "value": "tetragonal"
                            }, 
                            {
                                "value": "tetragonal"
                            }, 
                            {
                                "value": "tetragonal"
                            }, 
                            {
                                "value": "tetragonal"
                            }, 
                            {
                                "value": "tetragonal"
                            }, 
                            {
                                "value": "tetragonal"
                            }, 
                            {
                                "value": "tetragonal"
                            }, 
                            {
                                "value": "tetragonal"
                            }, 
                            {
                                "value": "tetragonal"
                            }, 
                            {
                                "value": "tetragonal"
                            }, 
                            {
                                "value": "mixed"
                            }, 
                            {
                                "value": "mixed"
                            }, 
                            {
                                "value": "mixed"
                            }, 
                            {
                                "value": "mixed"
                            }, 
                            {
                                "value": "mixed"
                            }, 
                            {
                                "value": "mixed"
                            }, 
                            {
                                "value": "mixed"
                            }, 
                            {
                                "value": "mixed"
                            }, 
                            {
                                "value": "mixed"
                            }, 
                            {
                                "value": "mixed"
                            }, 
                            {
                                "value": "mixed"
                            }, 
                            {
                                "value": "monoclinic"
                            }, 
                            {
                                "value": "monoclinic"
                            }, 
                            {
                                "value": "monoclinic"
                            }, 
                            {
                                "value": "monoclinic"
                            }, 
                            {
                                "value": "monoclinic"
                            }, 
                            {
                                "value": "monoclinic"
                            }, 
                            {
                                "value": "monoclinic"
                            }, 
                            {
                                "value": "monoclinic"
                            }, 
                            {
                                "value": "monoclinic"
                            }, 
                            {
                                "value": "monoclinic"
                            }, 
                            {
                                "value": "monoclinic"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.0396"
                            }, 
                            {
                                "value": "0.0396"
                            }, 
                            {
                                "value": "0.0396"
                            }, 
                            {
                                "value": "0.0396"
                            }, 
                            {
                                "value": "0.0396"
                            }, 
                            {
                                "value": "0.0396"
                            }, 
                            {
                                "value": "0.0396"
                            }, 
                            {
                                "value": "0.0396"
                            }, 
                            {
                                "value": "0.0396"
                            }, 
                            {
                                "value": "0.0396"
                            }, 
                            {
                                "value": "0.0396"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "125"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "225"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "275"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "125"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "225"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "275"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "125"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "225"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "275"
                            }, 
                            {
                                "value": "300"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "6.9"
                            }, 
                            {
                                "value": "14.1"
                            }, 
                            {
                                "value": "22.1"
                            }, 
                            {
                                "value": "28.9"
                            }, 
                            {
                                "value": "35.2"
                            }, 
                            {
                                "value": "40.8"
                            }, 
                            {
                                "value": "45.9"
                            }, 
                            {
                                "value": "50.6"
                            }, 
                            {
                                "value": "54.4"
                            }, 
                            {
                                "value": "57.8"
                            }, 
                            {
                                "value": "60.4"
                            }, 
                            {
                                "value": "6.0"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "20.0"
                            }, 
                            {
                                "value": "27.2"
                            }, 
                            {
                                "value": "34.4"
                            }, 
                            {
                                "value": "39.9"
                            }, 
                            {
                                "value": "45.0"
                            }, 
                            {
                                "value": "49.7"
                            }, 
                            {
                                "value": "53.1"
                            }, 
                            {
                                "value": "56.6"
                            }, 
                            {
                                "value": "59.6"
                            }, 
                            {
                                "value": "4.3"
                            }, 
                            {
                                "value": "11.1"
                            }, 
                            {
                                "value": "18.7"
                            }, 
                            {
                                "value": "25.9"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "38.7"
                            }, 
                            {
                                "value": "43.3"
                            }, 
                            {
                                "value": "48.5"
                            }, 
                            {
                                "value": "51.9"
                            }, 
                            {
                                "value": "55.3"
                            }, 
                            {
                                "value": "57.5"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Thermophysical and Thermochemical Properties of RuO2 from 0 to 1000 K, E.H.P. Cordfunke, R.J.M. Konings, E.F. Westrum, Jr., and R. Shaviv, Journal of Physics and Chemistry of Solids, Vol. 50 4, pp. 429-434 (1989), published by Pergamon Press."
            }
        ], 
        "names": [
            "Ruthenium dioxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "RuO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ru-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0.68"
                    }, 
                    {
                        "value": "2.50"
                    }, 
                    {
                        "value": "7.69"
                    }, 
                    {
                        "value": "17.0"
                    }, 
                    {
                        "value": "23.1"
                    }, 
                    {
                        "value": "30.0"
                    }, 
                    {
                        "value": "45.7"
                    }, 
                    {
                        "value": "63.4"
                    }, 
                    {
                        "value": "82.3"
                    }, 
                    {
                        "value": "102"
                    }, 
                    {
                        "value": "121"
                    }, 
                    {
                        "value": "141"
                    }, 
                    {
                        "value": "161"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "218"
                    }, 
                    {
                        "value": "237"
                    }, 
                    {
                        "value": "254"
                    }, 
                    {
                        "value": "271"
                    }, 
                    {
                        "value": "288"
                    }, 
                    {
                        "value": "303"
                    }, 
                    {
                        "value": "318"
                    }, 
                    {
                        "value": "332"
                    }, 
                    {
                        "value": "345"
                    }, 
                    {
                        "value": "358"
                    }, 
                    {
                        "value": "370"
                    }, 
                    {
                        "value": "382"
                    }, 
                    {
                        "value": "394"
                    }, 
                    {
                        "value": "405"
                    }, 
                    {
                        "value": "416"
                    }, 
                    {
                        "value": "424"
                    }, 
                    {
                        "value": "426"
                    }, 
                    {
                        "value": "434"
                    }, 
                    {
                        "value": "441"
                    }, 
                    {
                        "value": "448"
                    }, 
                    {
                        "value": "456"
                    }, 
                    {
                        "value": "463"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "298.15"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "310"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "350"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J/(mol $\\cdot$K", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.091"
                            }, 
                            {
                                "value": "0.333"
                            }, 
                            {
                                "value": "1.023"
                            }, 
                            {
                                "value": "2.262"
                            }, 
                            {
                                "value": "3.068"
                            }, 
                            {
                                "value": "3.991"
                            }, 
                            {
                                "value": "6.086"
                            }, 
                            {
                                "value": "8.439"
                            }, 
                            {
                                "value": "10.950"
                            }, 
                            {
                                "value": "13.536"
                            }, 
                            {
                                "value": "16.147"
                            }, 
                            {
                                "value": "18.757"
                            }, 
                            {
                                "value": "21.376"
                            }, 
                            {
                                "value": "23.979"
                            }, 
                            {
                                "value": "26.548"
                            }, 
                            {
                                "value": "29.059"
                            }, 
                            {
                                "value": "31.487"
                            }, 
                            {
                                "value": "33.840"
                            }, 
                            {
                                "value": "36.101"
                            }, 
                            {
                                "value": "38.288"
                            }, 
                            {
                                "value": "40.375"
                            }, 
                            {
                                "value": "42.362"
                            }, 
                            {
                                "value": "44.224"
                            }, 
                            {
                                "value": "45.970"
                            }, 
                            {
                                "value": "47.633"
                            }, 
                            {
                                "value": "49.238"
                            }, 
                            {
                                "value": "50.834"
                            }, 
                            {
                                "value": "52.414"
                            }, 
                            {
                                "value": "53.952"
                            }, 
                            {
                                "value": "55.382"
                            }, 
                            {
                                "value": "56.422"
                            }, 
                            {
                                "value": "56.646"
                            }, 
                            {
                                "value": "57.735"
                            }, 
                            {
                                "value": "58.708"
                            }, 
                            {
                                "value": "59.672"
                            }, 
                            {
                                "value": "60.662"
                            }, 
                            {
                                "value": "61.593"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Ceramics in Heat Exchanger Applications, T.E. Easler and R.B. Poeppel, High Temperature Corrosion in Energy Systems, pp. 269-280 (1985), edited by M. F. Rothman, published by Metallurgical Society of AIME."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0007"
                    }, 
                    {
                        "value": "-0.174"
                    }, 
                    {
                        "value": "-0.657"
                    }, 
                    {
                        "value": "-0.0004"
                    }, 
                    {
                        "value": "-0.050"
                    }, 
                    {
                        "value": "-0.412"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Acid Slag"
                            }, 
                            {
                                "value": "Basic Slag"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Acid Slag"
                            }, 
                            {
                                "value": "Basic Slag"
                            }
                        ], 
                        "name": "Environment"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Slip Cast"
                            }, 
                            {
                                "value": "Slip Cast"
                            }, 
                            {
                                "value": "Slip Cast"
                            }, 
                            {
                                "value": "Extruded"
                            }, 
                            {
                                "value": "Extruded"
                            }, 
                            {
                                "value": "Extruded"
                            }
                        ], 
                        "name": "Process Type"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Corrosion of Ceramics in Heat Exchanger Applications, T.E. Easler and R.B. Poeppel, High Temperature Corrosion in Energy Systems, pp. 269-280 (1985), edited by M. F. Rothman, published by Metallurgical Society of AIME."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.01"
                    }, 
                    {
                        "value": "3.00"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Slip cast"
                            }, 
                            {
                                "value": "Extruded"
                            }
                        ], 
                        "name": "Process Type"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Corrosion of Ceramics in Heat Exchanger Applications, T.E. Easler and R.B. Poeppel, High Temperature Corrosion in Energy Systems, pp. 269-280 (1985), edited by M. F. Rothman, published by Metallurgical Society of AIME."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "354"
                    }, 
                    {
                        "value": "388"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Slip cast"
                            }, 
                            {
                                "value": "Extruded"
                            }
                        ], 
                        "name": "Process Type"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Ceramics in Heat Exchanger Applications, T.E. Easler and R.B. Poeppel, High Temperature Corrosion in Energy Systems, pp. 269-280 (1985), edited by M. F. Rothman, published by Metallurgical Society of AIME."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Si"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-430"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "SiC"
                    }, 
                    {
                        "value": "Si (free)"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Ceramics in Heat Exchanger Applications, T.E. Easler and R.B. Poeppel, High Temperature Corrosion in Energy Systems, pp. 269-280 (1985), edited by M. F. Rothman, published by Metallurgical Society of AIME."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Si"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-430"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0016"
                    }, 
                    {
                        "value": "-0.117"
                    }, 
                    {
                        "value": "-0.412"
                    }, 
                    {
                        "value": "0.0057"
                    }, 
                    {
                        "value": "-0.050"
                    }, 
                    {
                        "value": "-0.136"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Acid Slag"
                            }, 
                            {
                                "value": "Basic Slag"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Acid Slag"
                            }, 
                            {
                                "value": "Basic Slag"
                            }
                        ], 
                        "name": "Environment"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Slip Cast"
                            }, 
                            {
                                "value": "Slip Cast"
                            }, 
                            {
                                "value": "Slip Cast"
                            }, 
                            {
                                "value": "Extruded"
                            }, 
                            {
                                "value": "Extruded"
                            }, 
                            {
                                "value": "Extruded"
                            }
                        ], 
                        "name": "Process Type"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Ceramics in Heat Exchanger Applications, T.E. Easler and R.B. Poeppel, High Temperature Corrosion in Energy Systems, pp. 269-280 (1985), edited by M. F. Rothman, published by Metallurgical Society of AIME."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Si"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-430"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.10"
                    }, 
                    {
                        "value": "3.00"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Slip Cast"
                            }, 
                            {
                                "value": "Extruded"
                            }
                        ], 
                        "name": "Process Type"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Ceramics in Heat Exchanger Applications, T.E. Easler and R.B. Poeppel, High Temperature Corrosion in Energy Systems, pp. 269-280 (1985), edited by M. F. Rothman, published by Metallurgical Society of AIME."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Si"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-430"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "364"
                    }, 
                    {
                        "value": "356"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Slip Cast"
                            }, 
                            {
                                "value": "Extruded"
                            }
                        ], 
                        "name": "Process Type"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Effect of Porosity on Youngs Modulus of Alumina, F.P. Knudsen, Journal of the American Ceramic Society, Vol. 45 2, pp. 94-95 (1962), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "379"
                    }, 
                    {
                        "value": "374"
                    }, 
                    {
                        "value": "374"
                    }, 
                    {
                        "value": "363"
                    }, 
                    {
                        "value": "337"
                    }, 
                    {
                        "value": "315"
                    }, 
                    {
                        "value": "251"
                    }, 
                    {
                        "value": "253"
                    }, 
                    {
                        "value": "242"
                    }, 
                    {
                        "value": "219"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "185"
                    }, 
                    {
                        "value": "153"
                    }, 
                    {
                        "value": "122"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "368"
                    }, 
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "275"
                    }, 
                    {
                        "value": "273"
                    }, 
                    {
                        "value": "236"
                    }, 
                    {
                        "value": "224"
                    }, 
                    {
                        "value": "174"
                    }, 
                    {
                        "value": "306"
                    }, 
                    {
                        "value": "213"
                    }, 
                    {
                        "value": "209"
                    }, 
                    {
                        "value": "103"
                    }, 
                    {
                        "value": "124"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "87.1"
                    }, 
                    {
                        "value": "74.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Spriggs"
                            }, 
                            {
                                "value": "Spriggs"
                            }, 
                            {
                                "value": "Spriggs"
                            }, 
                            {
                                "value": "Spriggs"
                            }, 
                            {
                                "value": "Spriggs"
                            }, 
                            {
                                "value": "Spriggs"
                            }, 
                            {
                                "value": "Spriggs"
                            }, 
                            {
                                "value": "Spriggs"
                            }, 
                            {
                                "value": "Spriggs"
                            }, 
                            {
                                "value": "Spriggs"
                            }, 
                            {
                                "value": "Spriggs"
                            }, 
                            {
                                "value": "Spriggs"
                            }, 
                            {
                                "value": "Spriggs"
                            }, 
                            {
                                "value": "Spriggs"
                            }, 
                            {
                                "value": "Spriggs"
                            }, 
                            {
                                "value": "Schofield"
                            }, 
                            {
                                "value": "Schofield"
                            }, 
                            {
                                "value": "Schofield"
                            }, 
                            {
                                "value": "Schofield"
                            }, 
                            {
                                "value": "Schofield"
                            }, 
                            {
                                "value": "Schofield"
                            }, 
                            {
                                "value": "Schofield"
                            }, 
                            {
                                "value": "Duckworth"
                            }, 
                            {
                                "value": "Duckworth"
                            }, 
                            {
                                "value": "Duckworth"
                            }, 
                            {
                                "value": "Duckworth"
                            }, 
                            {
                                "value": "Majumder"
                            }, 
                            {
                                "value": "Majumder"
                            }, 
                            {
                                "value": "Majumder"
                            }, 
                            {
                                "value": "Majumder"
                            }
                        ], 
                        "name": "Source"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.006"
                            }, 
                            {
                                "value": "0.008"
                            }, 
                            {
                                "value": "0.011"
                            }, 
                            {
                                "value": "0.022"
                            }, 
                            {
                                "value": "0.034"
                            }, 
                            {
                                "value": "0.065"
                            }, 
                            {
                                "value": "0.106"
                            }, 
                            {
                                "value": "0.118"
                            }, 
                            {
                                "value": "0.131"
                            }, 
                            {
                                "value": "0.161"
                            }, 
                            {
                                "value": "0.168"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.231"
                            }, 
                            {
                                "value": "0.300"
                            }, 
                            {
                                "value": "0.321"
                            }, 
                            {
                                "value": "0.023"
                            }, 
                            {
                                "value": "0.057"
                            }, 
                            {
                                "value": "0.071"
                            }, 
                            {
                                "value": "0.094"
                            }, 
                            {
                                "value": "0.111"
                            }, 
                            {
                                "value": "0.142"
                            }, 
                            {
                                "value": "0.209"
                            }, 
                            {
                                "value": "0.070"
                            }, 
                            {
                                "value": "0.205"
                            }, 
                            {
                                "value": "0.217"
                            }, 
                            {
                                "value": "0.343"
                            }, 
                            {
                                "value": "0.285"
                            }, 
                            {
                                "value": "0.350"
                            }, 
                            {
                                "value": "0.386"
                            }, 
                            {
                                "value": "0.412"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Hardness and Fracture Toughness of Bulk Single Crystal Gallium Nitride, M.D. Drory, J.W. Ager, T. Suski, I. Grzegory, and S. Porowski, Applied Physics Letters, Vol. 69 26, pp. 4044-4046 (1996), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Gallium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "GaN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ga-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.8"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Hardness and Fracture Toughness of Bulk Single Crystal Gallium Nitride, M.D. Drory, J.W. Ager, T. Suski, I. Grzegory, and S. Porowski, Applied Physics Letters, Vol. 69 26, pp. 4044-4046 (1996), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Gallium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "GaN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ga-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "12"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline TiO2-x, W.P. Minnear and R.C. Bradt, Journal of the American Ceramic Society, Vol. 60 9, pp. 458-459 (1977), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiOx", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "266"
                    }, 
                    {
                        "value": "259"
                    }, 
                    {
                        "value": "260"
                    }, 
                    {
                        "value": "171"
                    }, 
                    {
                        "value": "154"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "2.000"
                            }, 
                            {
                                "value": "1.995"
                            }, 
                            {
                                "value": "1.989"
                            }, 
                            {
                                "value": "1.970"
                            }, 
                            {
                                "value": "1.963"
                            }
                        ], 
                        "name": "x of Ox"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "4.097"
                            }, 
                            {
                                "value": "4.110"
                            }, 
                            {
                                "value": "4.158"
                            }, 
                            {
                                "value": "4.017"
                            }, 
                            {
                                "value": "4.012"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline TiO2-x, W.P. Minnear and R.C. Bradt, Journal of the American Ceramic Society, Vol. 60 9, pp. 458-459 (1977), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiOx", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "109"
                    }, 
                    {
                        "value": "106"
                    }, 
                    {
                        "value": "107"
                    }, 
                    {
                        "value": "73"
                    }, 
                    {
                        "value": "66"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "2.000"
                            }, 
                            {
                                "value": "1.995"
                            }, 
                            {
                                "value": "1.989"
                            }, 
                            {
                                "value": "1.970"
                            }, 
                            {
                                "value": "1.963"
                            }
                        ], 
                        "name": "x of Ox"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "4.097"
                            }, 
                            {
                                "value": "4.110"
                            }, 
                            {
                                "value": "4.158"
                            }, 
                            {
                                "value": "4.017"
                            }, 
                            {
                                "value": "4.012"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strength, Fracture Toughness and Vickers Hardness of CeO2-Stabilized Tetragonal ZrO2 Polycrystals (Ce-TZP), K. Tsukuma and M. Shimada, Journal of Materials Science, Vol. 20, pp. 1178-1184 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.114"
                    }, 
                    {
                        "value": "5.212"
                    }, 
                    {
                        "value": "5.116"
                    }, 
                    {
                        "value": "5.214"
                    }, 
                    {
                        "value": "5.118"
                    }, 
                    {
                        "value": "5.218"
                    }, 
                    {
                        "value": "5.121"
                    }, 
                    {
                        "value": "5.219"
                    }, 
                    {
                        "value": "5.124"
                    }, 
                    {
                        "value": "5.220"
                    }, 
                    {
                        "value": "5.125"
                    }, 
                    {
                        "value": "5.220"
                    }, 
                    {
                        "value": "5.125"
                    }, 
                    {
                        "value": "5.224"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "7.0"
                            }, 
                            {
                                "value": "7.0"
                            }, 
                            {
                                "value": "8.6"
                            }, 
                            {
                                "value": "8.6"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "10.8"
                            }, 
                            {
                                "value": "10.8"
                            }, 
                            {
                                "value": "11.0"
                            }, 
                            {
                                "value": "11.0"
                            }, 
                            {
                                "value": "12.2"
                            }, 
                            {
                                "value": "12.2"
                            }, 
                            {
                                "value": "15.8"
                            }, 
                            {
                                "value": "15.8"
                            }
                        ], 
                        "name": "Mole Fraction of CeO2"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strength, Fracture Toughness and Vickers Hardness of CeO2-Stabilized Tetragonal ZrO2 Polycrystals (Ce-TZP), K. Tsukuma and M. Shimada, Journal of Materials Science, Vol. 20, pp. 1178-1184 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.22"
                    }, 
                    {
                        "value": "6.23"
                    }, 
                    {
                        "value": "6.26"
                    }, 
                    {
                        "value": "6.27"
                    }, 
                    {
                        "value": "6.26"
                    }, 
                    {
                        "value": "6.28"
                    }, 
                    {
                        "value": "6.32"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "7.0"
                            }, 
                            {
                                "value": "8.6"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "10.8"
                            }, 
                            {
                                "value": "11.0"
                            }, 
                            {
                                "value": "12.2"
                            }, 
                            {
                                "value": "15.8"
                            }
                        ], 
                        "name": "Mole Fraction of CeO2"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strength, Fracture Toughness and Vickers Hardness of CeO2-Stabilized Tetragonal ZrO2 Polycrystals (Ce-TZP), K. Tsukuma and M. Shimada, Journal of Materials Science, Vol. 20, pp. 1178-1184 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "620"
                    }, 
                    {
                        "value": "680"
                    }, 
                    {
                        "value": "760"
                    }, 
                    {
                        "value": "760"
                    }, 
                    {
                        "value": "530"
                    }, 
                    {
                        "value": "600"
                    }, 
                    {
                        "value": "700"
                    }, 
                    {
                        "value": "800"
                    }, 
                    {
                        "value": "810"
                    }, 
                    {
                        "value": "620"
                    }, 
                    {
                        "value": "370"
                    }, 
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "620"
                    }, 
                    {
                        "value": "740"
                    }, 
                    {
                        "value": "450"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8.6"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "10.8"
                            }, 
                            {
                                "value": "12.2"
                            }, 
                            {
                                "value": "15.8"
                            }, 
                            {
                                "value": "8.6"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "10.8"
                            }, 
                            {
                                "value": "12.2"
                            }, 
                            {
                                "value": "15.8"
                            }, 
                            {
                                "value": "8.6"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "10.8"
                            }, 
                            {
                                "value": "12.2"
                            }, 
                            {
                                "value": "15.8"
                            }
                        ], 
                        "name": "Mole Fraction of CeO2"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strength, Fracture Toughness and Vickers Hardness of CeO2-Stabilized Tetragonal ZrO2 Polycrystals (Ce-TZP), K. Tsukuma and M. Shimada, Journal of Materials Science, Vol. 20, pp. 1178-1184 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "8.7"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "15.1"
                    }, 
                    {
                        "value": "10.9"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "6.7"
                    }, 
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "17.1"
                    }, 
                    {
                        "value": "16.9"
                    }, 
                    {
                        "value": "12.6"
                    }, 
                    {
                        "value": "9.5"
                    }, 
                    {
                        "value": "5.8"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8.6"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "10.8"
                            }, 
                            {
                                "value": "12.2"
                            }, 
                            {
                                "value": "15.8"
                            }, 
                            {
                                "value": "8.6"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "10.8"
                            }, 
                            {
                                "value": "12.2"
                            }, 
                            {
                                "value": "15.8"
                            }, 
                            {
                                "value": "8.6"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "10.8"
                            }, 
                            {
                                "value": "12.2"
                            }, 
                            {
                                "value": "15.8"
                            }
                        ], 
                        "name": "Mole Fraction of CeO2"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strength, Fracture Toughness and Vickers Hardness of CeO2-Stabilized Tetragonal ZrO2 Polycrystals (Ce-TZP), K. Tsukuma and M. Shimada, Journal of Materials Science, Vol. 20, pp. 1178-1184 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "11.0"
                    }, 
                    {
                        "value": "10.6"
                    }, 
                    {
                        "value": "10.5"
                    }, 
                    {
                        "value": "10.4"
                    }, 
                    {
                        "value": "10.0"
                    }, 
                    {
                        "value": "10.7"
                    }, 
                    {
                        "value": "10.4"
                    }, 
                    {
                        "value": "10.3"
                    }, 
                    {
                        "value": "9.9"
                    }, 
                    {
                        "value": "9.7"
                    }, 
                    {
                        "value": "9.8"
                    }, 
                    {
                        "value": "9.3"
                    }, 
                    {
                        "value": "9.0"
                    }, 
                    {
                        "value": "8.7"
                    }, 
                    {
                        "value": "8.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "65"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "83"
                            }
                        ], 
                        "name": "Mass Fraction of monoclinic"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Rietveld Refinement of Debye-Scherrer Synchrotron X-ray Data from Al2O3, P. Thompson, D.E. Cox and J.B. Hastings, Journal of Applied Crystallography, Vol. 20, pp. 79-83 (1987), published by Munksgaard International Booksellers and Publishers Ltd.."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0001", 
                        "value": "4.7586"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "12.9897"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Structural Analysis of Orthorhombic Hafnia by Neutron Powder Diffraction, O. Ohtaka, T. Yamanaka, S. Kume, N. Hara, H. Asano, and F. Izumi, Journal of the American Ceramic Society, Vol. 78 1, pp. 233-237 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.3845"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.0338"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.2439"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.2902"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.3716"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.3720"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.0227"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "0.2431"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "0.0004"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "23 : x"
                            }, 
                            {
                                "value": "23 : y"
                            }, 
                            {
                                "value": "23 : z"
                            }, 
                            {
                                "value": "23 : x"
                            }, 
                            {
                                "value": "23 : y"
                            }, 
                            {
                                "value": "23 : z"
                            }, 
                            {
                                "value": "23 : x"
                            }, 
                            {
                                "value": "23 : y"
                            }, 
                            {
                                "value": "23 : z"
                            }
                        ], 
                        "name": "Atom : Coordinate"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "Hf"
                            }, 
                            {
                                "value": "Hf"
                            }, 
                            {
                                "value": "Hf"
                            }, 
                            {
                                "value": "O(1)"
                            }, 
                            {
                                "value": "O(1)"
                            }, 
                            {
                                "value": "O(1)"
                            }, 
                            {
                                "value": "O(2)"
                            }, 
                            {
                                "value": "O(2)"
                            }, 
                            {
                                "value": "O(2)"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Structural Analysis of Orthorhombic Hafnia by Neutron Powder Diffraction, O. Ohtaka, T. Yamanaka, S. Kume, N. Hara, H. Asano, and F. Izumi, Journal of the American Ceramic Society, Vol. 78 1, pp. 233-237 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0004", 
                        "value": "10.0177"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "5.2276"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "5.0599"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Strength, Fracture Mode, and Thermal Stress Resistance of of HfB2 and ZrB2, D. Kalish, E.V. Clougherty, and K. Kreder, Journal of the American Ceramic Society, Vol. 52 1, pp. 30-36 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Zr"
                    }, 
                    {
                        "value": "Ti"
                    }, 
                    {
                        "value": "C"
                    }, 
                    {
                        "value": "O"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.43"
                            }, 
                            {
                                "value": "0.26"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.89"
                            }
                        ], 
                        "name": "Mass Fraction of Impurity"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Strength, Fracture Mode, and Thermal Stress Resistance of of HfB2 and ZrB2, D. Kalish, E.V. Clougherty, and K. Kreder, Journal of the American Ceramic Society, Vol. 52 1, pp. 30-36 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "510"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Strength, Fracture Mode, and Thermal Stress Resistance of of HfB2 and ZrB2, D. Kalish, E.V. Clougherty, and K. Kreder, Journal of the American Ceramic Society, Vol. 52 1, pp. 30-36 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "70", 
                        "value": "350"
                    }, 
                    {
                        "uncertainty": "30", 
                        "value": "410"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "470"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "370"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "260"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Strength, Fracture Mode, and Thermal Stress Resistance of of HfB2 and ZrB2, D. Kalish, E.V. Clougherty, and K. Kreder, Journal of the American Ceramic Society, Vol. 52 1, pp. 30-36 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Fe"
                    }, 
                    {
                        "value": "C"
                    }, 
                    {
                        "value": "O"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.06"
                            }, 
                            {
                                "value": "0.33"
                            }, 
                            {
                                "value": "0.53"
                            }
                        ], 
                        "name": "Mass Fraction of Impurity"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Strength, Fracture Mode, and Thermal Stress Resistance of of HfB2 and ZrB2, D. Kalish, E.V. Clougherty, and K. Kreder, Journal of the American Ceramic Society, Vol. 52 1, pp. 30-36 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "550"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Strength, Fracture Mode, and Thermal Stress Resistance of of HfB2 and ZrB2, D. Kalish, E.V. Clougherty, and K. Kreder, Journal of the American Ceramic Society, Vol. 52 1, pp. 30-36 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "20", 
                        "value": "300"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "390"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "290"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "200"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "690"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Indentation Brittleness of Ceramics:  A Fresh Approach, J.B. Quinn and G.D. Quinn, Journal of Materials Science, Vol. 32, pp. 4331-4346 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "19.1"
                    }, 
                    {
                        "value": "19.1"
                    }, 
                    {
                        "value": "18.9"
                    }, 
                    {
                        "value": "18.5"
                    }, 
                    {
                        "value": "18.7"
                    }, 
                    {
                        "value": "18.4"
                    }, 
                    {
                        "value": "18.2"
                    }, 
                    {
                        "value": "18.1"
                    }, 
                    {
                        "value": "18.1"
                    }, 
                    {
                        "value": "18.2"
                    }, 
                    {
                        "value": "18.2"
                    }, 
                    {
                        "value": "18.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "44"
                            }, 
                            {
                                "value": "49"
                            }
                        ], 
                        "name": "Load"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Indentation Brittleness of Ceramics:  A Fresh Approach, J.B. Quinn and G.D. Quinn, Journal of Materials Science, Vol. 32, pp. 4331-4346 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "24.5"
                    }, 
                    {
                        "value": "24.4"
                    }, 
                    {
                        "value": "23.4"
                    }, 
                    {
                        "value": "23.2"
                    }, 
                    {
                        "value": "22.7"
                    }, 
                    {
                        "value": "22.6"
                    }, 
                    {
                        "value": "22.7"
                    }, 
                    {
                        "value": "22.6"
                    }, 
                    {
                        "value": "22.6"
                    }, 
                    {
                        "value": "22.5"
                    }, 
                    {
                        "value": "22.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "11"
                            }
                        ], 
                        "name": "Load"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Indentation Brittleness of Ceramics:  A Fresh Approach, J.B. Quinn and G.D. Quinn, Journal of Materials Science, Vol. 32, pp. 4331-4346 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "16.4"
                    }, 
                    {
                        "value": "16.2"
                    }, 
                    {
                        "value": "16.3"
                    }, 
                    {
                        "value": "16.0"
                    }, 
                    {
                        "value": "15.7"
                    }, 
                    {
                        "value": "15.8"
                    }, 
                    {
                        "value": "15.8"
                    }, 
                    {
                        "value": "15.7"
                    }, 
                    {
                        "value": "15.6"
                    }, 
                    {
                        "value": "15.3"
                    }, 
                    {
                        "value": "15.4"
                    }, 
                    {
                        "value": "15.4"
                    }, 
                    {
                        "value": "15.3"
                    }, 
                    {
                        "value": "15.2"
                    }, 
                    {
                        "value": "15.3"
                    }, 
                    {
                        "value": "15.3"
                    }, 
                    {
                        "value": "15.3"
                    }, 
                    {
                        "value": "15.5"
                    }, 
                    {
                        "value": "15.3"
                    }, 
                    {
                        "value": "15.4"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "34"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "44"
                            }, 
                            {
                                "value": "49"
                            }, 
                            {
                                "value": "54"
                            }, 
                            {
                                "value": "58"
                            }, 
                            {
                                "value": "64"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "78"
                            }, 
                            {
                                "value": "84"
                            }, 
                            {
                                "value": "89"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "99"
                            }
                        ], 
                        "name": "Load"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Indentation Brittleness of Ceramics:  A Fresh Approach, J.B. Quinn and G.D. Quinn, Journal of Materials Science, Vol. 32, pp. 4331-4346 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
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                ], 
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                                "value": "42"
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                                "value": "71"
                            }, 
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        ], 
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            {
                "citation": "Indentation Brittleness of Ceramics:  A Fresh Approach, J.B. Quinn and G.D. Quinn, Journal of Materials Science, Vol. 32, pp. 4331-4346 (1997), published by Chapman and Hall."
            }
        ], 
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                "name": "NIST_SRD-30"
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        ], 
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            {
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                ], 
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            {
                "citation": "Thermophysical and Thermochemical Properties of BaO and SrO from 5 to 1000 K, E.H.P. Cordfunke, R.R. van der Laan, and J.C. van Miltenburg, Journal of Physics and Chemistry of Solids, Vol. 55 1, pp. 77-84 (1994), published by Pergamon Press."
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        ], 
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        ], 
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            {
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                    }
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                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Table Number"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Series Number"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "79.59"
                            }, 
                            {
                                "value": "83.67"
                            }, 
                            {
                                "value": "87.57"
                            }, 
                            {
                                "value": "91.34"
                            }, 
                            {
                                "value": "95.09"
                            }, 
                            {
                                "value": "98.88"
                            }, 
                            {
                                "value": "102.69"
                            }, 
                            {
                                "value": "106.52"
                            }, 
                            {
                                "value": "110.38"
                            }, 
                            {
                                "value": "114.26"
                            }, 
                            {
                                "value": "118.15"
                            }, 
                            {
                                "value": "122.05"
                            }, 
                            {
                                "value": "125.98"
                            }, 
                            {
                                "value": "129.92"
                            }, 
                            {
                                "value": "133.88"
                            }, 
                            {
                                "value": "137.85"
                            }, 
                            {
                                "value": "141.83"
                            }, 
                            {
                                "value": "145.82"
                            }, 
                            {
                                "value": "149.82"
                            }, 
                            {
                                "value": "153.83"
                            }, 
                            {
                                "value": "157.85"
                            }, 
                            {
                                "value": "161.87"
                            }, 
                            {
                                "value": "165.90"
                            }, 
                            {
                                "value": "169.90"
                            }, 
                            {
                                "value": "173.87"
                            }, 
                            {
                                "value": "177.81"
                            }, 
                            {
                                "value": "181.73"
                            }, 
                            {
                                "value": "185.62"
                            }, 
                            {
                                "value": "189.48"
                            }, 
                            {
                                "value": "193.33"
                            }, 
                            {
                                "value": "197.15"
                            }, 
                            {
                                "value": "200.96"
                            }, 
                            {
                                "value": "204.74"
                            }, 
                            {
                                "value": "208.51"
                            }, 
                            {
                                "value": "212.27"
                            }, 
                            {
                                "value": "216.00"
                            }, 
                            {
                                "value": "219.73"
                            }, 
                            {
                                "value": "223.44"
                            }, 
                            {
                                "value": "227.13"
                            }, 
                            {
                                "value": "230.82"
                            }, 
                            {
                                "value": "234.49"
                            }, 
                            {
                                "value": "238.15"
                            }, 
                            {
                                "value": "241.79"
                            }, 
                            {
                                "value": "245.43"
                            }, 
                            {
                                "value": "249.06"
                            }, 
                            {
                                "value": "252.67"
                            }, 
                            {
                                "value": "256.28"
                            }, 
                            {
                                "value": "259.88"
                            }, 
                            {
                                "value": "263.47"
                            }, 
                            {
                                "value": "267.05"
                            }, 
                            {
                                "value": "270.62"
                            }, 
                            {
                                "value": "274.18"
                            }, 
                            {
                                "value": "277.73"
                            }, 
                            {
                                "value": "281.28"
                            }, 
                            {
                                "value": "284.82"
                            }, 
                            {
                                "value": "288.35"
                            }, 
                            {
                                "value": "291.88"
                            }, 
                            {
                                "value": "295.39"
                            }, 
                            {
                                "value": "298.91"
                            }, 
                            {
                                "value": "302.41"
                            }, 
                            {
                                "value": "305.92"
                            }, 
                            {
                                "value": "6.50"
                            }, 
                            {
                                "value": "8.60"
                            }, 
                            {
                                "value": "10.41"
                            }, 
                            {
                                "value": "12.19"
                            }, 
                            {
                                "value": "14.08"
                            }, 
                            {
                                "value": "15.90"
                            }, 
                            {
                                "value": "17.85"
                            }, 
                            {
                                "value": "20.02"
                            }, 
                            {
                                "value": "22.34"
                            }, 
                            {
                                "value": "24.82"
                            }, 
                            {
                                "value": "27.46"
                            }, 
                            {
                                "value": "30.14"
                            }, 
                            {
                                "value": "6.38"
                            }, 
                            {
                                "value": "8.49"
                            }, 
                            {
                                "value": "10.56"
                            }, 
                            {
                                "value": "12.31"
                            }, 
                            {
                                "value": "14.21"
                            }, 
                            {
                                "value": "15.93"
                            }, 
                            {
                                "value": "17.88"
                            }, 
                            {
                                "value": "20.06"
                            }, 
                            {
                                "value": "22.38"
                            }, 
                            {
                                "value": "24.85"
                            }, 
                            {
                                "value": "27.49"
                            }, 
                            {
                                "value": "30.16"
                            }, 
                            {
                                "value": "32.57"
                            }, 
                            {
                                "value": "34.49"
                            }, 
                            {
                                "value": "37.26"
                            }, 
                            {
                                "value": "39.94"
                            }, 
                            {
                                "value": "42.85"
                            }, 
                            {
                                "value": "45.84"
                            }, 
                            {
                                "value": "48.90"
                            }, 
                            {
                                "value": "52.05"
                            }, 
                            {
                                "value": "55.27"
                            }, 
                            {
                                "value": "58.56"
                            }, 
                            {
                                "value": "61.90"
                            }, 
                            {
                                "value": "65.31"
                            }, 
                            {
                                "value": "68.78"
                            }, 
                            {
                                "value": "72.29"
                            }, 
                            {
                                "value": "75.71"
                            }, 
                            {
                                "value": "78.98"
                            }, 
                            {
                                "value": "82.11"
                            }, 
                            {
                                "value": "85.13"
                            }, 
                            {
                                "value": "88.05"
                            }, 
                            {
                                "value": "90.90"
                            }, 
                            {
                                "value": "93.68"
                            }, 
                            {
                                "value": "96.39"
                            }, 
                            {
                                "value": "102.36"
                            }, 
                            {
                                "value": "105.70"
                            }, 
                            {
                                "value": "109.29"
                            }, 
                            {
                                "value": "113.18"
                            }, 
                            {
                                "value": "117.07"
                            }, 
                            {
                                "value": "120.98"
                            }, 
                            {
                                "value": "124.90"
                            }, 
                            {
                                "value": "128.85"
                            }, 
                            {
                                "value": "132.81"
                            }, 
                            {
                                "value": "136.78"
                            }, 
                            {
                                "value": "140.75"
                            }, 
                            {
                                "value": "144.74"
                            }, 
                            {
                                "value": "148.74"
                            }, 
                            {
                                "value": "152.74"
                            }, 
                            {
                                "value": "156.75"
                            }, 
                            {
                                "value": "160.78"
                            }, 
                            {
                                "value": "164.81"
                            }, 
                            {
                                "value": "168.82"
                            }, 
                            {
                                "value": "172.80"
                            }, 
                            {
                                "value": "176.75"
                            }, 
                            {
                                "value": "180.67"
                            }, 
                            {
                                "value": "184.57"
                            }, 
                            {
                                "value": "188.44"
                            }, 
                            {
                                "value": "192.29"
                            }, 
                            {
                                "value": "196.12"
                            }, 
                            {
                                "value": "199.93"
                            }, 
                            {
                                "value": "203.72"
                            }, 
                            {
                                "value": "207.50"
                            }, 
                            {
                                "value": "211.25"
                            }, 
                            {
                                "value": "215.00"
                            }, 
                            {
                                "value": "218.72"
                            }, 
                            {
                                "value": "222.43"
                            }, 
                            {
                                "value": "226.13"
                            }, 
                            {
                                "value": "229.82"
                            }, 
                            {
                                "value": "233.49"
                            }, 
                            {
                                "value": "237.15"
                            }, 
                            {
                                "value": "240.80"
                            }, 
                            {
                                "value": "244.44"
                            }, 
                            {
                                "value": "248.07"
                            }, 
                            {
                                "value": "251.69"
                            }, 
                            {
                                "value": "255.29"
                            }, 
                            {
                                "value": "258.89"
                            }, 
                            {
                                "value": "262.48"
                            }, 
                            {
                                "value": "266.06"
                            }, 
                            {
                                "value": "269.63"
                            }, 
                            {
                                "value": "273.20"
                            }, 
                            {
                                "value": "276.75"
                            }, 
                            {
                                "value": "280.30"
                            }, 
                            {
                                "value": "283.83"
                            }, 
                            {
                                "value": "287.36"
                            }, 
                            {
                                "value": "290.88"
                            }, 
                            {
                                "value": "294.40"
                            }, 
                            {
                                "value": "297.91"
                            }, 
                            {
                                "value": "304.76"
                            }, 
                            {
                                "value": "307.92"
                            }, 
                            {
                                "value": "311.27"
                            }, 
                            {
                                "value": "314.76"
                            }, 
                            {
                                "value": "318.25"
                            }, 
                            {
                                "value": "321.73"
                            }, 
                            {
                                "value": "325.20"
                            }, 
                            {
                                "value": "328.68"
                            }, 
                            {
                                "value": "332.13"
                            }, 
                            {
                                "value": "335.58"
                            }, 
                            {
                                "value": "339.03"
                            }, 
                            {
                                "value": "342.47"
                            }, 
                            {
                                "value": "345.91"
                            }, 
                            {
                                "value": "349.35"
                            }, 
                            {
                                "value": "352.79"
                            }, 
                            {
                                "value": "356.22"
                            }, 
                            {
                                "value": "359.65"
                            }, 
                            {
                                "value": "363.07"
                            }, 
                            {
                                "value": "366.50"
                            }, 
                            {
                                "value": "298.15"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "29.96"
                            }, 
                            {
                                "value": "28.06"
                            }, 
                            {
                                "value": "29.10"
                            }, 
                            {
                                "value": "30.08"
                            }, 
                            {
                                "value": "30.93"
                            }, 
                            {
                                "value": "31.74"
                            }, 
                            {
                                "value": "32.60"
                            }, 
                            {
                                "value": "33.36"
                            }, 
                            {
                                "value": "34.09"
                            }, 
                            {
                                "value": "34.79"
                            }, 
                            {
                                "value": "35.48"
                            }, 
                            {
                                "value": "36.14"
                            }, 
                            {
                                "value": "36.70"
                            }, 
                            {
                                "value": "37.26"
                            }, 
                            {
                                "value": "37.82"
                            }, 
                            {
                                "value": "38.33"
                            }, 
                            {
                                "value": "38.82"
                            }, 
                            {
                                "value": "39.28"
                            }, 
                            {
                                "value": "39.74"
                            }, 
                            {
                                "value": "40.11"
                            }, 
                            {
                                "value": "40.51"
                            }, 
                            {
                                "value": "40.90"
                            }, 
                            {
                                "value": "41.19"
                            }, 
                            {
                                "value": "41.52"
                            }, 
                            {
                                "value": "41.83"
                            }, 
                            {
                                "value": "42.11"
                            }, 
                            {
                                "value": "42.38"
                            }, 
                            {
                                "value": "42.66"
                            }, 
                            {
                                "value": "42.91"
                            }, 
                            {
                                "value": "43.15"
                            }, 
                            {
                                "value": "43.38"
                            }, 
                            {
                                "value": "43.59"
                            }, 
                            {
                                "value": "43.79"
                            }, 
                            {
                                "value": "44.01"
                            }, 
                            {
                                "value": "44.19"
                            }, 
                            {
                                "value": "44.37"
                            }, 
                            {
                                "value": "44.55"
                            }, 
                            {
                                "value": "44.70"
                            }, 
                            {
                                "value": "44.91"
                            }, 
                            {
                                "value": "45.05"
                            }, 
                            {
                                "value": "45.20"
                            }, 
                            {
                                "value": "45.31"
                            }, 
                            {
                                "value": "45.47"
                            }, 
                            {
                                "value": "45.62"
                            }, 
                            {
                                "value": "45.72"
                            }, 
                            {
                                "value": "45.83"
                            }, 
                            {
                                "value": "45.98"
                            }, 
                            {
                                "value": "46.08"
                            }, 
                            {
                                "value": "46.24"
                            }, 
                            {
                                "value": "46.33"
                            }, 
                            {
                                "value": "46.41"
                            }, 
                            {
                                "value": "46.50"
                            }, 
                            {
                                "value": "46.62"
                            }, 
                            {
                                "value": "46.72"
                            }, 
                            {
                                "value": "46.77"
                            }, 
                            {
                                "value": "46.86"
                            }, 
                            {
                                "value": "47.01"
                            }, 
                            {
                                "value": "47.03"
                            }, 
                            {
                                "value": "47.14"
                            }, 
                            {
                                "value": "47.19"
                            }, 
                            {
                                "value": "47.25"
                            }, 
                            {
                                "value": "0.039"
                            }, 
                            {
                                "value": "0.172"
                            }, 
                            {
                                "value": "0.294"
                            }, 
                            {
                                "value": "0.489"
                            }, 
                            {
                                "value": "0.851"
                            }, 
                            {
                                "value": "1.31"
                            }, 
                            {
                                "value": "1.91"
                            }, 
                            {
                                "value": "2.69"
                            }, 
                            {
                                "value": "3.61"
                            }, 
                            {
                                "value": "4.69"
                            }, 
                            {
                                "value": "5.84"
                            }, 
                            {
                                "value": "6.99"
                            }, 
                            {
                                "value": "0.098"
                            }, 
                            {
                                "value": "0.167"
                            }, 
                            {
                                "value": "0.301"
                            }, 
                            {
                                "value": "0.512"
                            }, 
                            {
                                "value": "0.855"
                            }, 
                            {
                                "value": "1.34"
                            }, 
                            {
                                "value": "1.93"
                            }, 
                            {
                                "value": "2.71"
                            }, 
                            {
                                "value": "3.64"
                            }, 
                            {
                                "value": "4.71"
                            }, 
                            {
                                "value": "5.89"
                            }, 
                            {
                                "value": "7.13"
                            }, 
                            {
                                "value": "8.17"
                            }, 
                            {
                                "value": "9.24"
                            }, 
                            {
                                "value": "10.48"
                            }, 
                            {
                                "value": "11.75"
                            }, 
                            {
                                "value": "13.08"
                            }, 
                            {
                                "value": "14.42"
                            }, 
                            {
                                "value": "15.76"
                            }, 
                            {
                                "value": "17.12"
                            }, 
                            {
                                "value": "18.45"
                            }, 
                            {
                                "value": "19.75"
                            }, 
                            {
                                "value": "21.05"
                            }, 
                            {
                                "value": "22.28"
                            }, 
                            {
                                "value": "23.50"
                            }, 
                            {
                                "value": "24.76"
                            }, 
                            {
                                "value": "25.45"
                            }, 
                            {
                                "value": "26.72"
                            }, 
                            {
                                "value": "27.61"
                            }, 
                            {
                                "value": "28.45"
                            }, 
                            {
                                "value": "29.18"
                            }, 
                            {
                                "value": "29.92"
                            }, 
                            {
                                "value": "30.42"
                            }, 
                            {
                                "value": "31.14"
                            }, 
                            {
                                "value": "32.53"
                            }, 
                            {
                                "value": "33.21"
                            }, 
                            {
                                "value": "33.91"
                            }, 
                            {
                                "value": "34.61"
                            }, 
                            {
                                "value": "35.29"
                            }, 
                            {
                                "value": "35.97"
                            }, 
                            {
                                "value": "36.55"
                            }, 
                            {
                                "value": "37.13"
                            }, 
                            {
                                "value": "37.69"
                            }, 
                            {
                                "value": "38.21"
                            }, 
                            {
                                "value": "38.70"
                            }, 
                            {
                                "value": "39.20"
                            }, 
                            {
                                "value": "39.62"
                            }, 
                            {
                                "value": "40.05"
                            }, 
                            {
                                "value": "40.41"
                            }, 
                            {
                                "value": "40.76"
                            }, 
                            {
                                "value": "41.13"
                            }, 
                            {
                                "value": "41.45"
                            }, 
                            {
                                "value": "41.73"
                            }, 
                            {
                                "value": "42.03"
                            }, 
                            {
                                "value": "42.30"
                            }, 
                            {
                                "value": "42.57"
                            }, 
                            {
                                "value": "42.79"
                            }, 
                            {
                                "value": "43.05"
                            }, 
                            {
                                "value": "43.30"
                            }, 
                            {
                                "value": "43.51"
                            }, 
                            {
                                "value": "43.74"
                            }, 
                            {
                                "value": "43.95"
                            }, 
                            {
                                "value": "44.13"
                            }, 
                            {
                                "value": "44.31"
                            }, 
                            {
                                "value": "44.52"
                            }, 
                            {
                                "value": "44.69"
                            }, 
                            {
                                "value": "44.84"
                            }, 
                            {
                                "value": "45.00"
                            }, 
                            {
                                "value": "45.13"
                            }, 
                            {
                                "value": "45.29"
                            }, 
                            {
                                "value": "45.41"
                            }, 
                            {
                                "value": "45.53"
                            }, 
                            {
                                "value": "45.65"
                            }, 
                            {
                                "value": "45.80"
                            }, 
                            {
                                "value": "45.94"
                            }, 
                            {
                                "value": "46.05"
                            }, 
                            {
                                "value": "46.15"
                            }, 
                            {
                                "value": "46.24"
                            }, 
                            {
                                "value": "46.37"
                            }, 
                            {
                                "value": "46.47"
                            }, 
                            {
                                "value": "46.58"
                            }, 
                            {
                                "value": "46.67"
                            }, 
                            {
                                "value": "46.75"
                            }, 
                            {
                                "value": "46.83"
                            }, 
                            {
                                "value": "46.93"
                            }, 
                            {
                                "value": "47.00"
                            }, 
                            {
                                "value": "47.08"
                            }, 
                            {
                                "value": "47.22"
                            }, 
                            {
                                "value": "47.28"
                            }, 
                            {
                                "value": "47.32"
                            }, 
                            {
                                "value": "47.39"
                            }, 
                            {
                                "value": "47.47"
                            }, 
                            {
                                "value": "47.53"
                            }, 
                            {
                                "value": "47.61"
                            }, 
                            {
                                "value": "47.68"
                            }, 
                            {
                                "value": "47.73"
                            }, 
                            {
                                "value": "47.78"
                            }, 
                            {
                                "value": "47.85"
                            }, 
                            {
                                "value": "47.91"
                            }, 
                            {
                                "value": "47.95"
                            }, 
                            {
                                "value": "47.99"
                            }, 
                            {
                                "value": "48.06"
                            }, 
                            {
                                "value": "48.08"
                            }, 
                            {
                                "value": "48.15"
                            }, 
                            {
                                "value": "48.22"
                            }, 
                            {
                                "value": "48.24"
                            }, 
                            {
                                "value": "47.060"
                            }, 
                            {
                                "value": "47.107"
                            }, 
                            {
                                "value": "49.239"
                            }, 
                            {
                                "value": "50.801"
                            }, 
                            {
                                "value": "51.990"
                            }, 
                            {
                                "value": "52.894"
                            }, 
                            {
                                "value": "53.568"
                            }, 
                            {
                                "value": "54.054"
                            }, 
                            {
                                "value": "54.390"
                            }, 
                            {
                                "value": "54.610"
                            }, 
                            {
                                "value": "54.747"
                            }, 
                            {
                                "value": "54.834"
                            }, 
                            {
                                "value": "54.904"
                            }, 
                            {
                                "value": "54.987"
                            }, 
                            {
                                "value": "55.116"
                            }, 
                            {
                                "value": "55.322"
                            }, 
                            {
                                "value": "55.636"
                            }, 
                            {
                                "value": "56.090"
                            }, 
                            {
                                "value": "56.715"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermophysical and Thermochemical Properties of BaO and SrO from 5 to 1000 K, E.H.P. Cordfunke, R.R. van der Laan, and J.C. van Miltenburg, Journal of Physics and Chemistry of Solids, Vol. 55 1, pp. 77-84 (1994), published by Pergamon Press."
            }
        ], 
        "names": [
            "Strontium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.666"
                    }, 
                    {
                        "value": "0.984"
                    }, 
                    {
                        "value": "1.40"
                    }, 
                    {
                        "value": "2.10"
                    }, 
                    {
                        "value": "3.31"
                    }, 
                    {
                        "value": "4.53"
                    }, 
                    {
                        "value": "6.71"
                    }, 
                    {
                        "value": "9.27"
                    }, 
                    {
                        "value": "12.5"
                    }, 
                    {
                        "value": "16.8"
                    }, 
                    {
                        "value": "21.6"
                    }, 
                    {
                        "value": "26.6"
                    }, 
                    {
                        "value": "0.467"
                    }, 
                    {
                        "value": "0.456"
                    }, 
                    {
                        "value": "0.878"
                    }, 
                    {
                        "value": "1.19"
                    }, 
                    {
                        "value": "2.17"
                    }, 
                    {
                        "value": "3.29"
                    }, 
                    {
                        "value": "4.52"
                    }, 
                    {
                        "value": "6.86"
                    }, 
                    {
                        "value": "10.1"
                    }, 
                    {
                        "value": "14.2"
                    }, 
                    {
                        "value": "19.3"
                    }, 
                    {
                        "value": "25.5"
                    }, 
                    {
                        "value": "29.9"
                    }, 
                    {
                        "value": "37.8"
                    }, 
                    {
                        "value": "45.0"
                    }, 
                    {
                        "value": "53.3"
                    }, 
                    {
                        "value": "62.0"
                    }, 
                    {
                        "value": "71.1"
                    }, 
                    {
                        "value": "80.8"
                    }, 
                    {
                        "value": "91.0"
                    }, 
                    {
                        "value": "101.1"
                    }, 
                    {
                        "value": "111.9"
                    }, 
                    {
                        "value": "122.6"
                    }, 
                    {
                        "value": "133.2"
                    }, 
                    {
                        "value": "144.0"
                    }, 
                    {
                        "value": "156.4"
                    }, 
                    {
                        "value": "163.4"
                    }, 
                    {
                        "value": "176.2"
                    }, 
                    {
                        "value": "186.3"
                    }, 
                    {
                        "value": "195.8"
                    }, 
                    {
                        "value": "204.8"
                    }, 
                    {
                        "value": "211.3"
                    }, 
                    {
                        "value": "220.0"
                    }, 
                    {
                        "value": "204.0"
                    }, 
                    {
                        "value": "213.1"
                    }, 
                    {
                        "value": "225.3"
                    }, 
                    {
                        "value": "234.0"
                    }, 
                    {
                        "value": "243.6"
                    }, 
                    {
                        "value": "252.5"
                    }, 
                    {
                        "value": "261.0"
                    }, 
                    {
                        "value": "269.2"
                    }, 
                    {
                        "value": "277.5"
                    }, 
                    {
                        "value": "284.7"
                    }, 
                    {
                        "value": "292.0"
                    }, 
                    {
                        "value": "299.2"
                    }, 
                    {
                        "value": "305.8"
                    }, 
                    {
                        "value": "312.3"
                    }, 
                    {
                        "value": "318.8"
                    }, 
                    {
                        "value": "324.7"
                    }, 
                    {
                        "value": "330.6"
                    }, 
                    {
                        "value": "336.1"
                    }, 
                    {
                        "value": "341.2"
                    }, 
                    {
                        "value": "346.4"
                    }, 
                    {
                        "value": "351.5"
                    }, 
                    {
                        "value": "355.7"
                    }, 
                    {
                        "value": "360.3"
                    }, 
                    {
                        "value": "364.3"
                    }, 
                    {
                        "value": "368.3"
                    }, 
                    {
                        "value": "372.0"
                    }, 
                    {
                        "value": "375.6"
                    }, 
                    {
                        "value": "379.2"
                    }, 
                    {
                        "value": "382.3"
                    }, 
                    {
                        "value": "385.7"
                    }, 
                    {
                        "value": "388.8"
                    }, 
                    {
                        "value": "391.6"
                    }, 
                    {
                        "value": "394.3"
                    }, 
                    {
                        "value": "397.1"
                    }, 
                    {
                        "value": "400.0"
                    }, 
                    {
                        "value": "402.5"
                    }, 
                    {
                        "value": "405.0"
                    }, 
                    {
                        "value": "406.9"
                    }, 
                    {
                        "value": "409.3"
                    }, 
                    {
                        "value": "411.5"
                    }, 
                    {
                        "value": "413.5"
                    }, 
                    {
                        "value": "415.1"
                    }, 
                    {
                        "value": "417.1"
                    }, 
                    {
                        "value": "419.1"
                    }, 
                    {
                        "value": "420.8"
                    }, 
                    {
                        "value": "422.4"
                    }, 
                    {
                        "value": "424.1"
                    }, 
                    {
                        "value": "425.7"
                    }, 
                    {
                        "value": "427.2"
                    }, 
                    {
                        "value": "428.9"
                    }, 
                    {
                        "value": "430.0"
                    }, 
                    {
                        "value": "431.5"
                    }, 
                    {
                        "value": "432.9"
                    }, 
                    {
                        "value": "434.1"
                    }, 
                    {
                        "value": "435.3"
                    }, 
                    {
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                    {
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                            }, 
                            {
                                "value": "238.95"
                            }, 
                            {
                                "value": "242.72"
                            }, 
                            {
                                "value": "246.48"
                            }, 
                            {
                                "value": "250.23"
                            }, 
                            {
                                "value": "253.97"
                            }, 
                            {
                                "value": "257.69"
                            }, 
                            {
                                "value": "261.40"
                            }, 
                            {
                                "value": "265.10"
                            }, 
                            {
                                "value": "268.79"
                            }, 
                            {
                                "value": "272.46"
                            }, 
                            {
                                "value": "276.13"
                            }, 
                            {
                                "value": "279.79"
                            }, 
                            {
                                "value": "283.44"
                            }, 
                            {
                                "value": "287.07"
                            }, 
                            {
                                "value": "290.70"
                            }, 
                            {
                                "value": "294.32"
                            }, 
                            {
                                "value": "297.93"
                            }, 
                            {
                                "value": "301.54"
                            }, 
                            {
                                "value": "305.14"
                            }, 
                            {
                                "value": "310.52"
                            }, 
                            {
                                "value": "314.05"
                            }, 
                            {
                                "value": "317.63"
                            }, 
                            {
                                "value": "321.20"
                            }, 
                            {
                                "value": "324.77"
                            }, 
                            {
                                "value": "328.33"
                            }, 
                            {
                                "value": "331.88"
                            }, 
                            {
                                "value": "335.41"
                            }, 
                            {
                                "value": "338.94"
                            }, 
                            {
                                "value": "342.47"
                            }, 
                            {
                                "value": "345.99"
                            }, 
                            {
                                "value": "349.51"
                            }, 
                            {
                                "value": "353.03"
                            }, 
                            {
                                "value": "356.54"
                            }, 
                            {
                                "value": "360.05"
                            }, 
                            {
                                "value": "363.56"
                            }, 
                            {
                                "value": "367.06"
                            }, 
                            {
                                "value": "298.15"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "0.069"
                            }, 
                            {
                                "value": "0.102"
                            }, 
                            {
                                "value": "0.145"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.343"
                            }, 
                            {
                                "value": "0.469"
                            }, 
                            {
                                "value": "0.695"
                            }, 
                            {
                                "value": "0.961"
                            }, 
                            {
                                "value": "1.30"
                            }, 
                            {
                                "value": "1.74"
                            }, 
                            {
                                "value": "2.24"
                            }, 
                            {
                                "value": "2.76"
                            }, 
                            {
                                "value": "0.0484"
                            }, 
                            {
                                "value": "0.0473"
                            }, 
                            {
                                "value": "0.091"
                            }, 
                            {
                                "value": "0.123"
                            }, 
                            {
                                "value": "0.225"
                            }, 
                            {
                                "value": "0.341"
                            }, 
                            {
                                "value": "0.468"
                            }, 
                            {
                                "value": "0.711"
                            }, 
                            {
                                "value": "1.05"
                            }, 
                            {
                                "value": "1.47"
                            }, 
                            {
                                "value": "2.00"
                            }, 
                            {
                                "value": "2.64"
                            }, 
                            {
                                "value": "3.10"
                            }, 
                            {
                                "value": "3.92"
                            }, 
                            {
                                "value": "4.66"
                            }, 
                            {
                                "value": "5.52"
                            }, 
                            {
                                "value": "6.42"
                            }, 
                            {
                                "value": "7.37"
                            }, 
                            {
                                "value": "8.37"
                            }, 
                            {
                                "value": "9.43"
                            }, 
                            {
                                "value": "10.48"
                            }, 
                            {
                                "value": "11.59"
                            }, 
                            {
                                "value": "12.70"
                            }, 
                            {
                                "value": "13.80"
                            }, 
                            {
                                "value": "14.92"
                            }, 
                            {
                                "value": "16.21"
                            }, 
                            {
                                "value": "16.93"
                            }, 
                            {
                                "value": "18.26"
                            }, 
                            {
                                "value": "19.30"
                            }, 
                            {
                                "value": "20.29"
                            }, 
                            {
                                "value": "21.22"
                            }, 
                            {
                                "value": "21.89"
                            }, 
                            {
                                "value": "22.80"
                            }, 
                            {
                                "value": "21.14"
                            }, 
                            {
                                "value": "22.08"
                            }, 
                            {
                                "value": "23.35"
                            }, 
                            {
                                "value": "24.25"
                            }, 
                            {
                                "value": "25.24"
                            }, 
                            {
                                "value": "26.16"
                            }, 
                            {
                                "value": "27.04"
                            }, 
                            {
                                "value": "27.89"
                            }, 
                            {
                                "value": "28.75"
                            }, 
                            {
                                "value": "29.50"
                            }, 
                            {
                                "value": "30.26"
                            }, 
                            {
                                "value": "31.00"
                            }, 
                            {
                                "value": "31.69"
                            }, 
                            {
                                "value": "32.36"
                            }, 
                            {
                                "value": "33.03"
                            }, 
                            {
                                "value": "33.65"
                            }, 
                            {
                                "value": "34.26"
                            }, 
                            {
                                "value": "34.83"
                            }, 
                            {
                                "value": "35.36"
                            }, 
                            {
                                "value": "35.89"
                            }, 
                            {
                                "value": "36.42"
                            }, 
                            {
                                "value": "36.86"
                            }, 
                            {
                                "value": "37.33"
                            }, 
                            {
                                "value": "37.75"
                            }, 
                            {
                                "value": "38.16"
                            }, 
                            {
                                "value": "38.55"
                            }, 
                            {
                                "value": "38.92"
                            }, 
                            {
                                "value": "39.29"
                            }, 
                            {
                                "value": "39.61"
                            }, 
                            {
                                "value": "39.97"
                            }, 
                            {
                                "value": "40.29"
                            }, 
                            {
                                "value": "40.58"
                            }, 
                            {
                                "value": "40.86"
                            }, 
                            {
                                "value": "41.15"
                            }, 
                            {
                                "value": "41.45"
                            }, 
                            {
                                "value": "41.71"
                            }, 
                            {
                                "value": "41.97"
                            }, 
                            {
                                "value": "42.16"
                            }, 
                            {
                                "value": "42.41"
                            }, 
                            {
                                "value": "42.64"
                            }, 
                            {
                                "value": "42.85"
                            }, 
                            {
                                "value": "43.01"
                            }, 
                            {
                                "value": "43.22"
                            }, 
                            {
                                "value": "43.43"
                            }, 
                            {
                                "value": "43.60"
                            }, 
                            {
                                "value": "43.77"
                            }, 
                            {
                                "value": "43.95"
                            }, 
                            {
                                "value": "44.11"
                            }, 
                            {
                                "value": "44.27"
                            }, 
                            {
                                "value": "44.44"
                            }, 
                            {
                                "value": "44.56"
                            }, 
                            {
                                "value": "44.71"
                            }, 
                            {
                                "value": "44.86"
                            }, 
                            {
                                "value": "44.98"
                            }, 
                            {
                                "value": "45.11"
                            }, 
                            {
                                "value": "45.23"
                            }, 
                            {
                                "value": "45.35"
                            }, 
                            {
                                "value": "45.47"
                            }, 
                            {
                                "value": "45.57"
                            }, 
                            {
                                "value": "45.69"
                            }, 
                            {
                                "value": "45.80"
                            }, 
                            {
                                "value": "45.90"
                            }, 
                            {
                                "value": "46.01"
                            }, 
                            {
                                "value": "46.09"
                            }, 
                            {
                                "value": "46.20"
                            }, 
                            {
                                "value": "46.24"
                            }, 
                            {
                                "value": "46.36"
                            }, 
                            {
                                "value": "46.42"
                            }, 
                            {
                                "value": "46.49"
                            }, 
                            {
                                "value": "46.58"
                            }, 
                            {
                                "value": "46.65"
                            }, 
                            {
                                "value": "46.73"
                            }, 
                            {
                                "value": "46.84"
                            }, 
                            {
                                "value": "46.87"
                            }, 
                            {
                                "value": "45.150"
                            }, 
                            {
                                "value": "45.208"
                            }, 
                            {
                                "value": "47.686"
                            }, 
                            {
                                "value": "49.375"
                            }, 
                            {
                                "value": "50.581"
                            }, 
                            {
                                "value": "51.440"
                            }, 
                            {
                                "value": "52.034"
                            }, 
                            {
                                "value": "52.425"
                            }, 
                            {
                                "value": "52.669"
                            }, 
                            {
                                "value": "52.814"
                            }, 
                            {
                                "value": "52.910"
                            }, 
                            {
                                "value": "53.003"
                            }, 
                            {
                                "value": "53.139"
                            }, 
                            {
                                "value": "53.364"
                            }, 
                            {
                                "value": "53.724"
                            }, 
                            {
                                "value": "54.264"
                            }, 
                            {
                                "value": "55.028"
                            }, 
                            {
                                "value": "56.062"
                            }, 
                            {
                                "value": "57.412"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Fracture Behavior of Single-Crystal Y3Al5O12, L.E. Reimanis, J.J. Petrovic, and T.E. Mitchell, Journal of Non-Crystalline Solids, Vol. 177, pp. 67-73 (1994), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Yttrium aluminum garnet (YAG)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y3Al5O12", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Union Carbide"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.7"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "1.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "mm/min", 
                        "scalars": [
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.51"
                            }
                        ], 
                        "name": "Crosshead Speed"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Heat Capacities of Boron Nitride and Aluminum Oxide Using an Arc-Image Furnace, H. Prophet and D.R. Stull, Journal of Chemical and Engineering Data, Vol. 8 1, pp. 78-81 (1963), published by American Chemical Society."
            }
        ], 
        "names": [
            "Boron nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1893"
                    }, 
                    {
                        "value": "1922"
                    }, 
                    {
                        "value": "1924"
                    }, 
                    {
                        "value": "1964"
                    }, 
                    {
                        "value": "1961"
                    }, 
                    {
                        "value": "1951"
                    }, 
                    {
                        "value": "1939"
                    }, 
                    {
                        "value": "1927"
                    }, 
                    {
                        "value": "1932"
                    }, 
                    {
                        "value": "1951"
                    }, 
                    {
                        "value": "1972"
                    }, 
                    {
                        "value": "1984"
                    }, 
                    {
                        "value": "1989"
                    }, 
                    {
                        "value": "1979"
                    }, 
                    {
                        "value": "1974"
                    }, 
                    {
                        "value": "1956"
                    }, 
                    {
                        "value": "1964"
                    }, 
                    {
                        "value": "1969"
                    }, 
                    {
                        "value": "1989"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2050"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "46.99"
                            }, 
                            {
                                "value": "47.70"
                            }, 
                            {
                                "value": "47.74"
                            }, 
                            {
                                "value": "48.74"
                            }, 
                            {
                                "value": "48.66"
                            }, 
                            {
                                "value": "48.41"
                            }, 
                            {
                                "value": "48.12"
                            }, 
                            {
                                "value": "47.82"
                            }, 
                            {
                                "value": "47.95"
                            }, 
                            {
                                "value": "48.41"
                            }, 
                            {
                                "value": "48.95"
                            }, 
                            {
                                "value": "49.25"
                            }, 
                            {
                                "value": "49.37"
                            }, 
                            {
                                "value": "49.12"
                            }, 
                            {
                                "value": "48.99"
                            }, 
                            {
                                "value": "48.53"
                            }, 
                            {
                                "value": "48.74"
                            }, 
                            {
                                "value": "48.87"
                            }, 
                            {
                                "value": "49.37"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Heat Capacities of Boron Nitride and Aluminum Oxide Using an Arc-Image Furnace, H. Prophet and D.R. Stull, Journal of Chemical and Engineering Data, Vol. 8 1, pp. 78-81 (1963), published by American Chemical Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1261"
                    }, 
                    {
                        "value": "1260"
                    }, 
                    {
                        "value": "1258"
                    }, 
                    {
                        "value": "1270"
                    }, 
                    {
                        "value": "1275"
                    }, 
                    {
                        "value": "1275"
                    }, 
                    {
                        "value": "1280"
                    }, 
                    {
                        "value": "1283"
                    }, 
                    {
                        "value": "1285"
                    }, 
                    {
                        "value": "1286"
                    }, 
                    {
                        "value": "1288"
                    }, 
                    {
                        "value": "1291"
                    }, 
                    {
                        "value": "1289"
                    }, 
                    {
                        "value": "1289"
                    }, 
                    {
                        "value": "1287"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "128.6"
                            }, 
                            {
                                "value": "128.5"
                            }, 
                            {
                                "value": "128.3"
                            }, 
                            {
                                "value": "129.5"
                            }, 
                            {
                                "value": "130.0"
                            }, 
                            {
                                "value": "130.0"
                            }, 
                            {
                                "value": "130.5"
                            }, 
                            {
                                "value": "130.8"
                            }, 
                            {
                                "value": "131.0"
                            }, 
                            {
                                "value": "131.1"
                            }, 
                            {
                                "value": "131.3"
                            }, 
                            {
                                "value": "131.6"
                            }, 
                            {
                                "value": "131.4"
                            }, 
                            {
                                "value": "131.4"
                            }, 
                            {
                                "value": "131.2"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity of Isotopically Enriched 12C Diamond, T.R. Anthony, W.F. Banholzer, J.F. Fleischer, L. Wei, P.K. Kuo, R.L. Thomas, and R.W. Pryor, Physical Review B, Vol. 42 2, pp. 1104-1111 (1990), published by American Physical Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "(1-x)12C.x13C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "33.0"
                    }, 
                    {
                        "value": "33.7"
                    }, 
                    {
                        "value": "26.0"
                    }, 
                    {
                        "value": "22.8"
                    }, 
                    {
                        "value": "22.3"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "1.00"
                            }, 
                            {
                                "value": "1.04"
                            }
                        ], 
                        "name": "Atomic Fraction of 13C"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity of Isotopically Enriched 12C Diamond, T.R. Anthony, W.F. Banholzer, J.F. Fleischer, L. Wei, P.K. Kuo, R.L. Thomas, and R.W. Pryor, Physical Review B, Vol. 42 2, pp. 1104-1111 (1990), published by American Physical Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "(1-x)12C.x13C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "18.4"
                    }, 
                    {
                        "value": "18.8"
                    }, 
                    {
                        "value": "14.5"
                    }, 
                    {
                        "value": "12.7"
                    }, 
                    {
                        "value": "12.4"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "1.00"
                            }, 
                            {
                                "value": "1.04"
                            }
                        ], 
                        "name": "Atom Fraction of 13C"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Pyrolysis"
            }
        ], 
        "references": [
            {
                "citation": "Heat Capacity of MgSiO3 Perovskite, M. Akaogi and E. Ito, Geophysical Research Letters, Vol. 20 2, pp. 105-108 (1993), published by American Geophysical Union."
            }
        ], 
        "names": [
            "Magnesium silicate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgSiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "15", 
                        "value": "850"
                    }, 
                    {
                        "uncertainty": "15", 
                        "value": "930"
                    }, 
                    {
                        "uncertainty": "15", 
                        "value": "980"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "1030"
                    }
                ], 
                "units": "K", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "137"
                            }, 
                            {
                                "value": "217"
                            }, 
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "700"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Debye Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Pyrolysis"
            }
        ], 
        "references": [
            {
                "citation": "Heat Capacity of MgSiO3 Perovskite, M. Akaogi and E. Ito, Geophysical Research Letters, Vol. 20 2, pp. 105-108 (1993), published by American Geophysical Union."
            }
        ], 
        "names": [
            "Magnesium silicate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgSiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "298"
                    }, 
                    {
                        "value": "342"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "457"
                    }, 
                    {
                        "value": "476"
                    }, 
                    {
                        "value": "533"
                    }, 
                    {
                        "value": "591"
                    }, 
                    {
                        "value": "635"
                    }, 
                    {
                        "value": "673"
                    }, 
                    {
                        "value": "699"
                    }, 
                    {
                        "value": "705"
                    }, 
                    {
                        "value": "730"
                    }, 
                    {
                        "value": "749"
                    }, 
                    {
                        "value": "749"
                    }, 
                    {
                        "value": "775"
                    }, 
                    {
                        "value": "781"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "432"
                    }, 
                    {
                        "value": "477"
                    }, 
                    {
                        "value": "521"
                    }, 
                    {
                        "value": "572"
                    }, 
                    {
                        "value": "623"
                    }, 
                    {
                        "value": "661"
                    }, 
                    {
                        "value": "705"
                    }, 
                    {
                        "value": "744"
                    }, 
                    {
                        "value": "743"
                    }, 
                    {
                        "value": "769"
                    }, 
                    {
                        "value": "775"
                    }, 
                    {
                        "value": "794"
                    }, 
                    {
                        "value": "807"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Perovskite"
                            }, 
                            {
                                "value": "Perovskite"
                            }, 
                            {
                                "value": "Perovskite"
                            }, 
                            {
                                "value": "Perovskite"
                            }, 
                            {
                                "value": "Perovskite"
                            }, 
                            {
                                "value": "Perovskite"
                            }, 
                            {
                                "value": "Perovskite"
                            }, 
                            {
                                "value": "Perovskite"
                            }, 
                            {
                                "value": "Perovskite"
                            }, 
                            {
                                "value": "Perovskite"
                            }, 
                            {
                                "value": "Perovskite"
                            }, 
                            {
                                "value": "Perovskite"
                            }, 
                            {
                                "value": "Perovskite"
                            }, 
                            {
                                "value": "Perovskite"
                            }, 
                            {
                                "value": "Perovskite"
                            }, 
                            {
                                "value": "Perovskite"
                            }, 
                            {
                                "value": "Orthopyroxene"
                            }, 
                            {
                                "value": "Orthopyroxene"
                            }, 
                            {
                                "value": "Orthopyroxene"
                            }, 
                            {
                                "value": "Orthopyroxene"
                            }, 
                            {
                                "value": "Orthopyroxene"
                            }, 
                            {
                                "value": "Orthopyroxene"
                            }, 
                            {
                                "value": "Orthopyroxene"
                            }, 
                            {
                                "value": "Orthopyroxene"
                            }, 
                            {
                                "value": "Orthopyroxene"
                            }, 
                            {
                                "value": "Orthopyroxene"
                            }, 
                            {
                                "value": "Orthopyroxene"
                            }, 
                            {
                                "value": "Orthopyroxene"
                            }, 
                            {
                                "value": "Orthopyroxene"
                            }, 
                            {
                                "value": "Orthopyroxene"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "141"
                            }, 
                            {
                                "value": "151"
                            }, 
                            {
                                "value": "166"
                            }, 
                            {
                                "value": "182"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "205"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "236"
                            }, 
                            {
                                "value": "244"
                            }, 
                            {
                                "value": "261"
                            }, 
                            {
                                "value": "264"
                            }, 
                            {
                                "value": "275"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "285"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "295"
                            }, 
                            {
                                "value": "141"
                            }, 
                            {
                                "value": "151"
                            }, 
                            {
                                "value": "166"
                            }, 
                            {
                                "value": "181"
                            }, 
                            {
                                "value": "195"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "226"
                            }, 
                            {
                                "value": "246"
                            }, 
                            {
                                "value": "261"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "275"
                            }, 
                            {
                                "value": "282"
                            }, 
                            {
                                "value": "285"
                            }, 
                            {
                                "value": "295"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "-132"
                            }, 
                            {
                                "value": "-122"
                            }, 
                            {
                                "value": "-107"
                            }, 
                            {
                                "value": "-91"
                            }, 
                            {
                                "value": "-83"
                            }, 
                            {
                                "value": "-68"
                            }, 
                            {
                                "value": "-53"
                            }, 
                            {
                                "value": "-37"
                            }, 
                            {
                                "value": "-29"
                            }, 
                            {
                                "value": "-12"
                            }, 
                            {
                                "value": "-9"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "-132"
                            }, 
                            {
                                "value": "-122"
                            }, 
                            {
                                "value": "-107"
                            }, 
                            {
                                "value": "-92"
                            }, 
                            {
                                "value": "-78"
                            }, 
                            {
                                "value": "-63"
                            }, 
                            {
                                "value": "-47"
                            }, 
                            {
                                "value": "-27"
                            }, 
                            {
                                "value": "-12"
                            }, 
                            {
                                "value": "-3"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Kyocera"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SN-260"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "27", 
                        "value": "605"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Mg"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "MgO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Amount of Element"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Mg"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.8"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Mg"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "340"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Mg"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "280"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Mg"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "12.8"
                    }, 
                    {
                        "value": "12.5"
                    }, 
                    {
                        "value": "11.4"
                    }, 
                    {
                        "value": "10.8"
                    }, 
                    {
                        "value": "10.0"
                    }, 
                    {
                        "value": "10.0"
                    }, 
                    {
                        "value": "9.1"
                    }, 
                    {
                        "value": "8.6"
                    }, 
                    {
                        "value": "8.0"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "89"
                            }, 
                            {
                                "value": "194"
                            }, 
                            {
                                "value": "299"
                            }, 
                            {
                                "value": "393"
                            }, 
                            {
                                "value": "498"
                            }, 
                            {
                                "value": "603"
                            }, 
                            {
                                "value": "698"
                            }, 
                            {
                                "value": "792"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Mg"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "150"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Mg"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "8"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Y2O3"
                    }, 
                    {
                        "value": "Al2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }
                        ], 
                        "name": "Amount of Element"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.2"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "290"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "600"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "12.8"
                    }, 
                    {
                        "value": "13.6"
                    }, 
                    {
                        "value": "13.0"
                    }, 
                    {
                        "value": "13.0"
                    }, 
                    {
                        "value": "11.9"
                    }, 
                    {
                        "value": "11.3"
                    }, 
                    {
                        "value": "10.2"
                    }, 
                    {
                        "value": "9.4"
                    }, 
                    {
                        "value": "9.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "89"
                            }, 
                            {
                                "value": "194"
                            }, 
                            {
                                "value": "289"
                            }, 
                            {
                                "value": "394"
                            }, 
                            {
                                "value": "488"
                            }, 
                            {
                                "value": "604"
                            }, 
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "795"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "410"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "17"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xB4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "B4C"
                    }
                ], 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Amount of Element"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xB4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.1"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xB4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "390"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xB4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "540"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xB4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "24.5"
                    }, 
                    {
                        "value": "23.4"
                    }, 
                    {
                        "value": "23.9"
                    }, 
                    {
                        "value": "24.2"
                    }, 
                    {
                        "value": "23.1"
                    }, 
                    {
                        "value": "20.9"
                    }, 
                    {
                        "value": "17.5"
                    }, 
                    {
                        "value": "14.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "93"
                            }, 
                            {
                                "value": "188"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "387"
                            }, 
                            {
                                "value": "492"
                            }, 
                            {
                                "value": "691"
                            }, 
                            {
                                "value": "795"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xB4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "300"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xB4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "9"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Y2O3"
                    }, 
                    {
                        "value": "Al2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }
                        ], 
                        "name": "Amount of Element"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.9"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "200"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "840"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "10.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "450"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Al2O3, Si3N4, SiC, and ZrO2(PSZ) Ceramics for Slurry Valves, H. Matsui, M. Kawai, T. Takae, K. Hashimoto, S. Takato, and H. Jinno, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 41-47 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "8"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Grain Size Effect on Creep Deformation of Alumina-Silicon Carbide Composites, H.T. Lin, K.B. Alexander, and P.F. Becher, Journal of the American Ceramic Society, Vol. 79 6, pp. 1530-1536 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "9.9"
                    }, 
                    {
                        "value": "16"
                    }, 
                    {
                        "value": "25"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "39"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "7.3"
                    }, 
                    {
                        "value": "16"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "54"
                    }, 
                    {
                        "value": "54"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "9.5"
                    }, 
                    {
                        "value": "1.3"
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                    {
                        "value": "1.5"
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                    {
                        "value": "2.8"
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                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "7.7"
                    }, 
                    {
                        "value": "17"
                    }, 
                    {
                        "value": "35"
                    }, 
                    {
                        "value": "0.48"
                    }, 
                    {
                        "value": "0.62"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "6.5"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "33"
                    }, 
                    {
                        "value": "43"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "0.51"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "26"
                    }, 
                    {
                        "value": "7.8"
                    }, 
                    {
                        "value": "2.9"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
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                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
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                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "8.0"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "61"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "87"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "99"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "130"
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                            {
                                "value": "180"
                            }, 
                            {
                                "value": "180"
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                            {
                                "value": "250"
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                            {
                                "value": "51"
                            }, 
                            {
                                "value": "51"
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                            {
                                "value": "66"
                            }, 
                            {
                                "value": "77"
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                            {
                                "value": "85"
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                            {
                                "value": "100"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "110"
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                            {
                                "value": "99"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "175"
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                            {
                                "value": "175"
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                            {
                                "value": "175"
                            }, 
                            {
                                "value": "230"
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                            {
                                "value": "230"
                            }, 
                            {
                                "value": "230"
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        ]
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                            {
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                            {
                                "value": "Al(2) : y"
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                            {
                                "value": "Al(2) : z"
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                            {
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                            {
                                "value": "O(A) : y"
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                            {
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                            {
                                "value": "O(B) : y"
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                            {
                                "value": "O(B) : z"
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                            {
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                            {
                                "value": "O(C) : y"
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                            {
                                "value": "O(C) : z"
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                            {
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                            {
                                "value": "O(D) : y"
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                            {
                                "value": "O(D) : z"
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                            {
                                "value": "Si : y"
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                            {
                                "value": "Si : z"
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                            {
                                "value": "Al(1) : x"
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                            {
                                "value": "Al(1) : y"
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                            {
                                "value": "Al(1) : z"
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                            {
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                            {
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                            {
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                            {
                                "value": "O(D) : y"
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                            {
                                "value": "O(D) : z"
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                                "value": "Si : x"
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                            {
                                "value": "Si : y"
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                            {
                                "value": "Si : z"
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                    {
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                            {
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                            {
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                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
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                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
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                            {
                                "value": "25"
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                            {
                                "value": "25"
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                            {
                                "value": "25"
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                            {
                                "value": "25"
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                            {
                                "value": "25"
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                            {
                                "value": "25"
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                            {
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                            }, 
                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                ], 
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                    {
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                    {
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                    {
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                    {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                    {
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                                "value": "a"
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                            {
                                "value": "b"
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                            {
                                "value": "c"
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                            {
                                "value": "a"
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                            {
                                "value": "b"
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                            {
                                "value": "c"
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                            {
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                            {
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                        "value": "SiO2"
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                        "uncertainty": "0.0003", 
                        "value": "0.2387"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.2461"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.2551"
                    }, 
                    {
                        "value": "0"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Al(1) : x"
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                            {
                                "value": "Al(1) : y"
                            }, 
                            {
                                "value": "Al(1) : z"
                            }, 
                            {
                                "value": "Al(2) : x"
                            }, 
                            {
                                "value": "Al(2) : y"
                            }, 
                            {
                                "value": "Al(2) : z"
                            }, 
                            {
                                "value": "O(A) : x"
                            }, 
                            {
                                "value": "O(A) : y"
                            }, 
                            {
                                "value": "O(A) : z"
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                            {
                                "value": "O(B) : x"
                            }, 
                            {
                                "value": "O(B) : y"
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                            {
                                "value": "O(B) : z"
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                            {
                                "value": "O(C) : x"
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                            {
                                "value": "O(C) : y"
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                            {
                                "value": "O(C) : z"
                            }, 
                            {
                                "value": "O(D) : x"
                            }, 
                            {
                                "value": "O(D) : y"
                            }, 
                            {
                                "value": "O(D) : z"
                            }, 
                            {
                                "value": "Si : x"
                            }, 
                            {
                                "value": "Si : y"
                            }, 
                            {
                                "value": "Si : z"
                            }, 
                            {
                                "value": "Al(1) : x"
                            }, 
                            {
                                "value": "Al(1) : y"
                            }, 
                            {
                                "value": "Al(1) : z"
                            }, 
                            {
                                "value": "Al(2) : x"
                            }, 
                            {
                                "value": "Al(2) : y"
                            }, 
                            {
                                "value": "Al(2) : z"
                            }, 
                            {
                                "value": "O(A) : x"
                            }, 
                            {
                                "value": "O(A) : y"
                            }, 
                            {
                                "value": "O(A) : z"
                            }, 
                            {
                                "value": "O(B) : x"
                            }, 
                            {
                                "value": "O(B) : y"
                            }, 
                            {
                                "value": "O(B) : z"
                            }, 
                            {
                                "value": "O(C) : x"
                            }, 
                            {
                                "value": "O(C) : y"
                            }, 
                            {
                                "value": "O(C) : z"
                            }, 
                            {
                                "value": "O(D) : x"
                            }, 
                            {
                                "value": "O(D) : y"
                            }, 
                            {
                                "value": "O(D) : z"
                            }, 
                            {
                                "value": "Si : x"
                            }, 
                            {
                                "value": "Si : y"
                            }, 
                            {
                                "value": "Si : z"
                            }
                        ], 
                        "name": "Atom : Coordinate"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
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                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Natural Specimen"
            }
        ], 
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            {
                "citation": "Thermal Expansion and High-Temperature Crystal Chemistry of the Al2SiO5 Polymorphs, J.K. Winter and S. Ghose, American Mineralogist, Vol. 64, pp. 573-586 (1979), published by Allen Press, Inc.."
            }
        ], 
        "names": [
            "Andalusite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0007", 
                        "value": "7.7980"
                    }, 
                    {
                        "uncertainty": "0.0010", 
                        "value": "7.9031"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "5.5566"
                    }, 
                    {
                        "uncertainty": "0.0013", 
                        "value": "7.8355"
                    }, 
                    {
                        "uncertainty": "0.0018", 
                        "value": "7.9289"
                    }, 
                    {
                        "uncertainty": "0.0010", 
                        "value": "5.5611"
                    }, 
                    {
                        "uncertainty": "0.0014", 
                        "value": "7.8556"
                    }, 
                    {
                        "uncertainty": "0.0018", 
                        "value": "7.9424"
                    }, 
                    {
                        "uncertainty": "0.0010", 
                        "value": "5.5642"
                    }, 
                    {
                        "uncertainty": "0.0014", 
                        "value": "7.8759"
                    }, 
                    {
                        "uncertainty": "0.0018", 
                        "value": "7.9567"
                    }, 
                    {
                        "uncertainty": "0.0010", 
                        "value": "5.5664"
                    }, 
                    {
                        "uncertainty": "0.0016", 
                        "value": "7.8976"
                    }, 
                    {
                        "uncertainty": "0.0020", 
                        "value": "7.9735"
                    }, 
                    {
                        "uncertainty": "0.0011", 
                        "value": "5.5695"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Natural Specimen"
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        ], 
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            {
                "citation": "Thermal Expansion and High-Temperature Crystal Chemistry of the Al2SiO5 Polymorphs, J.K. Winter and S. Ghose, American Mineralogist, Vol. 64, pp. 573-586 (1979), published by Allen Press, Inc.."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.SiO2", 
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            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
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                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Natural Specimen"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion and High-Temperature Crystal Chemistry of the Al2SiO5 Polymorphs, J.K. Winter and S. Ghose, American Mineralogist, Vol. 64, pp. 573-586 (1979), published by Allen Press, Inc.."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
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                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.3254"
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                    {
                        "uncertainty": "0.0001", 
                        "value": "0.7040"
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                    {
                        "uncertainty": "0.0001", 
                        "value": "0.4582"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.2974"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.6989"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.9505"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.0998"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.3862"
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                    {
                        "uncertainty": "0.0001", 
                        "value": "0.6403"
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                    {
                        "uncertainty": "0.0001", 
                        "value": "0.1120"
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                    {
                        "uncertainty": "0.0001", 
                        "value": "0.9175"
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                    {
                        "uncertainty": "0.0001", 
                        "value": "0.1649"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.1095"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.1468"
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                    {
                        "uncertainty": "0.0003", 
                        "value": "0.1288"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.1230"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.6856"
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                    {
                        "uncertainty": "0.0003", 
                        "value": "0.1812"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.2747"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.4545"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.9547"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.2831"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.9354"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.9353"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.1219"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.6307"
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                    {
                        "uncertainty": "0.0003", 
                        "value": "0.6389"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.2822"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.4453"
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                    {
                        "uncertainty": "0.0003", 
                        "value": "0.4288"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.2915"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.9467"
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                    {
                        "uncertainty": "0.0003", 
                        "value": "0.4659"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.5008"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.2749"
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                    {
                        "uncertainty": "0.0003", 
                        "value": "0.2440"
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                    {
                        "uncertainty": "0.0001", 
                        "value": "0.3263"
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                    {
                        "uncertainty": "0.0001", 
                        "value": "0.7042"
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                    {
                        "uncertainty": "0.0002", 
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                    {
                        "uncertainty": "0.0001", 
                        "value": "0.2978"
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                    {
                        "uncertainty": "0.0001", 
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                    {
                        "uncertainty": "0.0002", 
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                    {
                        "uncertainty": "0.0001", 
                        "value": "0.1001"
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                    {
                        "uncertainty": "0.0001", 
                        "value": "0.3858"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.6405"
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                    {
                        "uncertainty": "0.0001", 
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                    {
                        "uncertainty": "0.0001", 
                        "value": "0.9185"
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                    {
                        "uncertainty": "0.0002", 
                        "value": "0.1659"
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                    {
                        "uncertainty": "0.0003", 
                        "value": "0.1101"
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                    {
                        "uncertainty": "0.0003", 
                        "value": "0.1469"
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                    {
                        "uncertainty": "0.0004", 
                        "value": "0.1291"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.1239"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.6868"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.1817"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.2744"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.4542"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.9560"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.2830"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.9358"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.9341"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.1229"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.6300"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.6396"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.2814"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.4483"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.4280"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.2916"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.9483"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.4670"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.5004"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.2755"
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                    {
                        "uncertainty": "0.0003", 
                        "value": "0.2443"
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                ], 
                "conditions": [
                    {
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                                "value": "Al(1) : x"
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                            {
                                "value": "Al(1) : y"
                            }, 
                            {
                                "value": "Al(1) : z"
                            }, 
                            {
                                "value": "Al(2) : x"
                            }, 
                            {
                                "value": "Al(2) : y"
                            }, 
                            {
                                "value": "Al(2) : z"
                            }, 
                            {
                                "value": "Al(3) : x"
                            }, 
                            {
                                "value": "Al(3) : y"
                            }, 
                            {
                                "value": "Al(3) : z"
                            }, 
                            {
                                "value": "Al(4) : x"
                            }, 
                            {
                                "value": "Al(4) : y"
                            }, 
                            {
                                "value": "Al(4) : z"
                            }, 
                            {
                                "value": "O(A) : x"
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                            {
                                "value": "O(A) : y"
                            }, 
                            {
                                "value": "O(A) : z"
                            }, 
                            {
                                "value": "O(B) : x"
                            }, 
                            {
                                "value": "O(B) : y"
                            }, 
                            {
                                "value": "O(B) : z"
                            }, 
                            {
                                "value": "O(C) : x"
                            }, 
                            {
                                "value": "O(C) : y"
                            }, 
                            {
                                "value": "O(C) : z"
                            }, 
                            {
                                "value": "O(D) : x"
                            }, 
                            {
                                "value": "O(D) : y"
                            }, 
                            {
                                "value": "O(D) : z"
                            }, 
                            {
                                "value": "O(F) : x"
                            }, 
                            {
                                "value": "O(F) : y"
                            }, 
                            {
                                "value": "O(F) : z"
                            }, 
                            {
                                "value": "O(G) : x"
                            }, 
                            {
                                "value": "O(G) : y"
                            }, 
                            {
                                "value": "O(G) : z"
                            }, 
                            {
                                "value": "O(H) : x"
                            }, 
                            {
                                "value": "O(H) : y"
                            }, 
                            {
                                "value": "O(H) : z"
                            }, 
                            {
                                "value": "O(K) : x"
                            }, 
                            {
                                "value": "O(K) : y"
                            }, 
                            {
                                "value": "O(K) : z"
                            }, 
                            {
                                "value": "Al(1) : x"
                            }, 
                            {
                                "value": "Al(1) : y"
                            }, 
                            {
                                "value": "Al(1) : z"
                            }, 
                            {
                                "value": "Al(2) : x"
                            }, 
                            {
                                "value": "Al(2) : y"
                            }, 
                            {
                                "value": "Al(2) : z"
                            }, 
                            {
                                "value": "Al(3) : x"
                            }, 
                            {
                                "value": "Al(3) : y"
                            }, 
                            {
                                "value": "Al(3) : z"
                            }, 
                            {
                                "value": "Al(4) : x"
                            }, 
                            {
                                "value": "Al(4) : y"
                            }, 
                            {
                                "value": "Al(4) : z"
                            }, 
                            {
                                "value": "O(A) : x"
                            }, 
                            {
                                "value": "O(A) : y"
                            }, 
                            {
                                "value": "O(A) : z"
                            }, 
                            {
                                "value": "O(B) : x"
                            }, 
                            {
                                "value": "O(B) : y"
                            }, 
                            {
                                "value": "O(B) : z"
                            }, 
                            {
                                "value": "O(C) : x"
                            }, 
                            {
                                "value": "O(C) : y"
                            }, 
                            {
                                "value": "O(C) : z"
                            }, 
                            {
                                "value": "O(D) : x"
                            }, 
                            {
                                "value": "O(D) : y"
                            }, 
                            {
                                "value": "O(D) : z"
                            }, 
                            {
                                "value": "O(F) : x"
                            }, 
                            {
                                "value": "O(F) : y"
                            }, 
                            {
                                "value": "O(F) : z"
                            }, 
                            {
                                "value": "O(G) : x"
                            }, 
                            {
                                "value": "O(G) : y"
                            }, 
                            {
                                "value": "O(G) : z"
                            }, 
                            {
                                "value": "O(H) : x"
                            }, 
                            {
                                "value": "O(H) : y"
                            }, 
                            {
                                "value": "O(H) : z"
                            }, 
                            {
                                "value": "O(K) : x"
                            }, 
                            {
                                "value": "O(K) : y"
                            }, 
                            {
                                "value": "O(K) : z"
                            }
                        ], 
                        "name": "Atom : Coordinate"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Natural Specimen"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion and High-Temperature Crystal Chemistry of the Al2SiO5 Polymorphs, J.K. Winter and S. Ghose, American Mineralogist, Vol. 64, pp. 573-586 (1979), published by Allen Press, Inc.."
            }
        ], 
        "names": [
            "Kyanite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0012", 
                        "value": "7.1262"
                    }, 
                    {
                        "uncertainty": "0.0010", 
                        "value": "7.8520"
                    }, 
                    {
                        "uncertainty": "0.0010", 
                        "value": "5.5724"
                    }, 
                    {
                        "uncertainty": "0.0008", 
                        "value": "7.1423"
                    }, 
                    {
                        "uncertainty": "0.0010", 
                        "value": "7.8724"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "5.5968"
                    }, 
                    {
                        "uncertainty": "0.0009", 
                        "value": "7.1582"
                    }, 
                    {
                        "uncertainty": "0.0011", 
                        "value": "7.8821"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "5.6089"
                    }, 
                    {
                        "uncertainty": "0.0009", 
                        "value": "7.1687"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "7.8917"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "5.6182"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Gaseous Corrosion on the Strength of SiC and and Si3N4, H.E. Kim and A.J. Moorhead, Ceramic Transactions, Vol. 10, pp. 81-96 (1989), edited by R. E. Tressler and M. McNallan, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "420"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "340"
                    }, 
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "230"
                    }, 
                    {
                        "value": "370"
                    }, 
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "320"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "Pa", 
                        "scalars": [
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.82"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "530"
                            }, 
                            {
                                "value": "1760"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "0.97"
                            }, 
                            {
                                "value": "2.9"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "150"
                            }
                        ], 
                        "name": "Pressure of Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "H2O"
                            }, 
                            {
                                "value": "H2O"
                            }, 
                            {
                                "value": "H2O"
                            }, 
                            {
                                "value": "H2O"
                            }, 
                            {
                                "value": "H2O"
                            }, 
                            {
                                "value": "H2O"
                            }, 
                            {
                                "value": "O2"
                            }, 
                            {
                                "value": "O2"
                            }, 
                            {
                                "value": "O2"
                            }, 
                            {
                                "value": "O2"
                            }, 
                            {
                                "value": "O2"
                            }, 
                            {
                                "value": "O2"
                            }, 
                            {
                                "value": "O2"
                            }, 
                            {
                                "value": "O2"
                            }
                        ], 
                        "name": "Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "H2"
                            }, 
                            {
                                "value": "H2"
                            }, 
                            {
                                "value": "H2"
                            }, 
                            {
                                "value": "H2"
                            }, 
                            {
                                "value": "H2"
                            }, 
                            {
                                "value": "H2"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }
                        ], 
                        "name": "Carrier Gas"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Gaseous Corrosion on the Strength of SiC and and Si3N4, H.E. Kim and A.J. Moorhead, Ceramic Transactions, Vol. 10, pp. 81-96 (1989), edited by R. E. Tressler and M. McNallan, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "GTE"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "580"
                    }, 
                    {
                        "value": "520"
                    }, 
                    {
                        "value": "510"
                    }, 
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "690"
                    }, 
                    {
                        "value": "800"
                    }, 
                    {
                        "value": "650"
                    }, 
                    {
                        "value": "680"
                    }, 
                    {
                        "value": "780"
                    }, 
                    {
                        "value": "750"
                    }, 
                    {
                        "value": "620"
                    }, 
                    {
                        "value": "640"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "Pa", 
                        "scalars": [
                            {
                                "value": "0.27"
                            }, 
                            {
                                "value": "0.46"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "530"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "3.7"
                            }, 
                            {
                                "value": "7.3"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Pressure of Additive"
                    }, 
                    {
                        "scalars": [
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                                "value": "H2O"
                            }, 
                            {
                                "value": "H2O"
                            }, 
                            {
                                "value": "H2O"
                            }, 
                            {
                                "value": "H2O"
                            }, 
                            {
                                "value": "H2O"
                            }, 
                            {
                                "value": "H2O"
                            }, 
                            {
                                "value": "O2"
                            }, 
                            {
                                "value": "O2"
                            }, 
                            {
                                "value": "O2"
                            }, 
                            {
                                "value": "O2"
                            }, 
                            {
                                "value": "O2"
                            }, 
                            {
                                "value": "O2"
                            }
                        ], 
                        "name": "Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "H2"
                            }, 
                            {
                                "value": "H2"
                            }, 
                            {
                                "value": "H2"
                            }, 
                            {
                                "value": "H2"
                            }, 
                            {
                                "value": "H2"
                            }, 
                            {
                                "value": "H2"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }
                        ], 
                        "name": "Carrier Gas"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Heat Capacities of HfB2.035 and HfC0.968 from 5 to 350 K, E.F. Westrum,Jr. and G. Feick, Journal of Chemical Thermodynamics, Vol. 9, pp. 293-299 (1977), published by Academic Press Ltd.."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.042"
                    }, 
                    {
                        "value": "0.054"
                    }, 
                    {
                        "value": "0.065"
                    }, 
                    {
                        "value": "0.079"
                    }, 
                    {
                        "value": "0.11"
                    }, 
                    {
                        "value": "0.15"
                    }, 
                    {
                        "value": "0.18"
                    }, 
                    {
                        "value": "0.246"
                    }, 
                    {
                        "value": "0.342"
                    }, 
                    {
                        "value": "0.453"
                    }, 
                    {
                        "value": "0.655"
                    }, 
                    {
                        "value": "0.889"
                    }, 
                    {
                        "value": "1.27"
                    }, 
                    {
                        "value": "1.82"
                    }, 
                    {
                        "value": "2.665"
                    }, 
                    {
                        "value": "3.940"
                    }, 
                    {
                        "value": "5.691"
                    }, 
                    {
                        "value": "8.233"
                    }, 
                    {
                        "value": "11.60"
                    }, 
                    {
                        "value": "12.75"
                    }, 
                    {
                        "value": "17.14"
                    }, 
                    {
                        "value": "22.58"
                    }, 
                    {
                        "value": "29.03"
                    }, 
                    {
                        "value": "35.39"
                    }, 
                    {
                        "value": "37.71"
                    }, 
                    {
                        "value": "44.56"
                    }, 
                    {
                        "value": "52.46"
                    }, 
                    {
                        "value": "59.96"
                    }, 
                    {
                        "value": "67.74"
                    }, 
                    {
                        "value": "75.15"
                    }, 
                    {
                        "value": "82.85"
                    }, 
                    {
                        "value": "90.61"
                    }, 
                    {
                        "value": "81.43"
                    }, 
                    {
                        "value": "87.67"
                    }, 
                    {
                        "value": "94.49"
                    }, 
                    {
                        "value": "101.8"
                    }, 
                    {
                        "value": "109.7"
                    }, 
                    {
                        "value": "117.9"
                    }, 
                    {
                        "value": "126.1"
                    }, 
                    {
                        "value": "134.3"
                    }, 
                    {
                        "value": "142.6"
                    }, 
                    {
                        "value": "150.9"
                    }, 
                    {
                        "value": "159.3"
                    }, 
                    {
                        "value": "162.7"
                    }, 
                    {
                        "value": "169.6"
                    }, 
                    {
                        "value": "177.4"
                    }, 
                    {
                        "value": "185.2"
                    }, 
                    {
                        "value": "193.0"
                    }, 
                    {
                        "value": "200.8"
                    }, 
                    {
                        "value": "208.3"
                    }, 
                    {
                        "value": "215.39"
                    }, 
                    {
                        "value": "222.88"
                    }, 
                    {
                        "value": "228.68"
                    }, 
                    {
                        "value": "234.86"
                    }, 
                    {
                        "value": "241.12"
                    }, 
                    {
                        "value": "246.96"
                    }, 
                    {
                        "value": "252.78"
                    }, 
                    {
                        "value": "258.36"
                    }, 
                    {
                        "value": "263.64"
                    }, 
                    {
                        "value": "269.19"
                    }, 
                    {
                        "value": "274.80"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }
                        ], 
                        "name": "Series Number"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "5.80"
                            }, 
                            {
                                "value": "6.39"
                            }, 
                            {
                                "value": "7.42"
                            }, 
                            {
                                "value": "8.41"
                            }, 
                            {
                                "value": "9.49"
                            }, 
                            {
                                "value": "10.78"
                            }, 
                            {
                                "value": "11.90"
                            }, 
                            {
                                "value": "13.20"
                            }, 
                            {
                                "value": "14.66"
                            }, 
                            {
                                "value": "16.34"
                            }, 
                            {
                                "value": "18.07"
                            }, 
                            {
                                "value": "19.86"
                            }, 
                            {
                                "value": "21.83"
                            }, 
                            {
                                "value": "23.88"
                            }, 
                            {
                                "value": "26.63"
                            }, 
                            {
                                "value": "28.90"
                            }, 
                            {
                                "value": "31.69"
                            }, 
                            {
                                "value": "34.85"
                            }, 
                            {
                                "value": "38.46"
                            }, 
                            {
                                "value": "39.51"
                            }, 
                            {
                                "value": "43.38"
                            }, 
                            {
                                "value": "47.74"
                            }, 
                            {
                                "value": "52.69"
                            }, 
                            {
                                "value": "57.51"
                            }, 
                            {
                                "value": "59.28"
                            }, 
                            {
                                "value": "64.53"
                            }, 
                            {
                                "value": "71.10"
                            }, 
                            {
                                "value": "77.69"
                            }, 
                            {
                                "value": "84.62"
                            }, 
                            {
                                "value": "92.06"
                            }, 
                            {
                                "value": "100.35"
                            }, 
                            {
                                "value": "108.86"
                            }, 
                            {
                                "value": "98.88"
                            }, 
                            {
                                "value": "105.62"
                            }, 
                            {
                                "value": "113.15"
                            }, 
                            {
                                "value": "121.33"
                            }, 
                            {
                                "value": "129.80"
                            }, 
                            {
                                "value": "138.61"
                            }, 
                            {
                                "value": "147.43"
                            }, 
                            {
                                "value": "156.37"
                            }, 
                            {
                                "value": "165.45"
                            }, 
                            {
                                "value": "174.37"
                            }, 
                            {
                                "value": "183.57"
                            }, 
                            {
                                "value": "187.92"
                            }, 
                            {
                                "value": "194.89"
                            }, 
                            {
                                "value": "203.93"
                            }, 
                            {
                                "value": "212.95"
                            }, 
                            {
                                "value": "222.14"
                            }, 
                            {
                                "value": "231.51"
                            }, 
                            {
                                "value": "240.90"
                            }, 
                            {
                                "value": "250.20"
                            }, 
                            {
                                "value": "259.35"
                            }, 
                            {
                                "value": "268.38"
                            }, 
                            {
                                "value": "277.33"
                            }, 
                            {
                                "value": "286.45"
                            }, 
                            {
                                "value": "295.76"
                            }, 
                            {
                                "value": "305.10"
                            }, 
                            {
                                "value": "314.43"
                            }, 
                            {
                                "value": "323.70"
                            }, 
                            {
                                "value": "334.41"
                            }, 
                            {
                                "value": "344.93"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "0.0084"
                            }, 
                            {
                                "value": "0.011"
                            }, 
                            {
                                "value": "0.013"
                            }, 
                            {
                                "value": "0.016"
                            }, 
                            {
                                "value": "0.023"
                            }, 
                            {
                                "value": "0.031"
                            }, 
                            {
                                "value": "0.036"
                            }, 
                            {
                                "value": "0.0494"
                            }, 
                            {
                                "value": "0.0686"
                            }, 
                            {
                                "value": "0.0908"
                            }, 
                            {
                                "value": "0.131"
                            }, 
                            {
                                "value": "0.178"
                            }, 
                            {
                                "value": "0.255"
                            }, 
                            {
                                "value": "0.364"
                            }, 
                            {
                                "value": "0.5343"
                            }, 
                            {
                                "value": "0.7899"
                            }, 
                            {
                                "value": "1.141"
                            }, 
                            {
                                "value": "1.651"
                            }, 
                            {
                                "value": "2.326"
                            }, 
                            {
                                "value": "2.555"
                            }, 
                            {
                                "value": "3.436"
                            }, 
                            {
                                "value": "4.527"
                            }, 
                            {
                                "value": "5.820"
                            }, 
                            {
                                "value": "7.096"
                            }, 
                            {
                                "value": "7.561"
                            }, 
                            {
                                "value": "8.933"
                            }, 
                            {
                                "value": "10.52"
                            }, 
                            {
                                "value": "12.02"
                            }, 
                            {
                                "value": "13.58"
                            }, 
                            {
                                "value": "15.07"
                            }, 
                            {
                                "value": "16.61"
                            }, 
                            {
                                "value": "18.17"
                            }, 
                            {
                                "value": "16.33"
                            }, 
                            {
                                "value": "17.58"
                            }, 
                            {
                                "value": "18.95"
                            }, 
                            {
                                "value": "20.40"
                            }, 
                            {
                                "value": "22.00"
                            }, 
                            {
                                "value": "23.64"
                            }, 
                            {
                                "value": "25.27"
                            }, 
                            {
                                "value": "26.92"
                            }, 
                            {
                                "value": "28.59"
                            }, 
                            {
                                "value": "30.25"
                            }, 
                            {
                                "value": "31.93"
                            }, 
                            {
                                "value": "32.63"
                            }, 
                            {
                                "value": "34.01"
                            }, 
                            {
                                "value": "35.57"
                            }, 
                            {
                                "value": "37.14"
                            }, 
                            {
                                "value": "38.70"
                            }, 
                            {
                                "value": "40.25"
                            }, 
                            {
                                "value": "41.76"
                            }, 
                            {
                                "value": "43.183"
                            }, 
                            {
                                "value": "44.685"
                            }, 
                            {
                                "value": "45.848"
                            }, 
                            {
                                "value": "47.087"
                            }, 
                            {
                                "value": "48.342"
                            }, 
                            {
                                "value": "49.514"
                            }, 
                            {
                                "value": "50.681"
                            }, 
                            {
                                "value": "51.798"
                            }, 
                            {
                                "value": "52.857"
                            }, 
                            {
                                "value": "53.969"
                            }, 
                            {
                                "value": "55.095"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Heat Capacities of HfB2.035 and HfC0.968 from 5 to 350 K, E.F. Westrum,Jr. and G. Feick, Journal of Chemical Thermodynamics, Vol. 9, pp. 293-299 (1977), published by Academic Press Ltd.."
            }
        ], 
        "names": [
            "Hafnium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.037"
                    }, 
                    {
                        "value": "0.057"
                    }, 
                    {
                        "value": "0.077"
                    }, 
                    {
                        "value": "0.12"
                    }, 
                    {
                        "value": "0.15"
                    }, 
                    {
                        "value": "0.20"
                    }, 
                    {
                        "value": "0.315"
                    }, 
                    {
                        "value": "0.427"
                    }, 
                    {
                        "value": "0.583"
                    }, 
                    {
                        "value": "0.755"
                    }, 
                    {
                        "value": "1.12"
                    }, 
                    {
                        "value": "1.58"
                    }, 
                    {
                        "value": "2.377"
                    }, 
                    {
                        "value": "3.308"
                    }, 
                    {
                        "value": "4.815"
                    }, 
                    {
                        "value": "6.840"
                    }, 
                    {
                        "value": "9.474"
                    }, 
                    {
                        "value": "12.71"
                    }, 
                    {
                        "value": "16.76"
                    }, 
                    {
                        "value": "21.98"
                    }, 
                    {
                        "value": "28.532"
                    }, 
                    {
                        "value": "36.026"
                    }, 
                    {
                        "value": "43.99"
                    }, 
                    {
                        "value": "51.85"
                    }, 
                    {
                        "value": "59.29"
                    }, 
                    {
                        "value": "67.58"
                    }, 
                    {
                        "value": "76.54"
                    }, 
                    {
                        "value": "84.62"
                    }, 
                    {
                        "value": "85.04"
                    }, 
                    {
                        "value": "90.93"
                    }, 
                    {
                        "value": "97.87"
                    }, 
                    {
                        "value": "104.8"
                    }, 
                    {
                        "value": "111.4"
                    }, 
                    {
                        "value": "117.9"
                    }, 
                    {
                        "value": "124.0"
                    }, 
                    {
                        "value": "130.1"
                    }, 
                    {
                        "value": "135.9"
                    }, 
                    {
                        "value": "141.4"
                    }, 
                    {
                        "value": "146.7"
                    }, 
                    {
                        "value": "151.9"
                    }, 
                    {
                        "value": "156.9"
                    }, 
                    {
                        "value": "161.5"
                    }, 
                    {
                        "value": "166.0"
                    }, 
                    {
                        "value": "170.3"
                    }, 
                    {
                        "value": "174.5"
                    }, 
                    {
                        "value": "178.4"
                    }, 
                    {
                        "value": "182.2"
                    }, 
                    {
                        "value": "186.1"
                    }, 
                    {
                        "value": "189.2"
                    }, 
                    {
                        "value": "192.8"
                    }, 
                    {
                        "value": "195.6"
                    }, 
                    {
                        "value": "198.8"
                    }, 
                    {
                        "value": "201.3"
                    }, 
                    {
                        "value": "203.8"
                    }, 
                    {
                        "value": "206.2"
                    }, 
                    {
                        "value": "206.1"
                    }, 
                    {
                        "value": "210.3"
                    }, 
                    {
                        "value": "211.0"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "I"
                            }
                        ], 
                        "name": "Series Number"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "5.09"
                            }, 
                            {
                                "value": "6.39"
                            }, 
                            {
                                "value": "7.16"
                            }, 
                            {
                                "value": "8.50"
                            }, 
                            {
                                "value": "9.50"
                            }, 
                            {
                                "value": "10.50"
                            }, 
                            {
                                "value": "12.09"
                            }, 
                            {
                                "value": "13.25"
                            }, 
                            {
                                "value": "14.59"
                            }, 
                            {
                                "value": "16.15"
                            }, 
                            {
                                "value": "17.89"
                            }, 
                            {
                                "value": "19.75"
                            }, 
                            {
                                "value": "21.75"
                            }, 
                            {
                                "value": "23.81"
                            }, 
                            {
                                "value": "26.36"
                            }, 
                            {
                                "value": "29.03"
                            }, 
                            {
                                "value": "31.88"
                            }, 
                            {
                                "value": "34.91"
                            }, 
                            {
                                "value": "38.29"
                            }, 
                            {
                                "value": "42.24"
                            }, 
                            {
                                "value": "46.93"
                            }, 
                            {
                                "value": "52.22"
                            }, 
                            {
                                "value": "57.97"
                            }, 
                            {
                                "value": "63.77"
                            }, 
                            {
                                "value": "69.85"
                            }, 
                            {
                                "value": "77.17"
                            }, 
                            {
                                "value": "85.67"
                            }, 
                            {
                                "value": "94.77"
                            }, 
                            {
                                "value": "95.28"
                            }, 
                            {
                                "value": "102.52"
                            }, 
                            {
                                "value": "111.39"
                            }, 
                            {
                                "value": "120.68"
                            }, 
                            {
                                "value": "129.96"
                            }, 
                            {
                                "value": "139.20"
                            }, 
                            {
                                "value": "148.56"
                            }, 
                            {
                                "value": "157.91"
                            }, 
                            {
                                "value": "167.14"
                            }, 
                            {
                                "value": "176.27"
                            }, 
                            {
                                "value": "185.46"
                            }, 
                            {
                                "value": "194.79"
                            }, 
                            {
                                "value": "203.96"
                            }, 
                            {
                                "value": "212.90"
                            }, 
                            {
                                "value": "221.97"
                            }, 
                            {
                                "value": "231.05"
                            }, 
                            {
                                "value": "240.11"
                            }, 
                            {
                                "value": "249.28"
                            }, 
                            {
                                "value": "258.53"
                            }, 
                            {
                                "value": "267.88"
                            }, 
                            {
                                "value": "277.07"
                            }, 
                            {
                                "value": "286.20"
                            }, 
                            {
                                "value": "295.35"
                            }, 
                            {
                                "value": "304.47"
                            }, 
                            {
                                "value": "313.47"
                            }, 
                            {
                                "value": "322.37"
                            }, 
                            {
                                "value": "331.16"
                            }, 
                            {
                                "value": "339.68"
                            }, 
                            {
                                "value": "346.90"
                            }, 
                            {
                                "value": "350.00"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "0.0071"
                            }, 
                            {
                                "value": "0.011"
                            }, 
                            {
                                "value": "0.015"
                            }, 
                            {
                                "value": "0.022"
                            }, 
                            {
                                "value": "0.029"
                            }, 
                            {
                                "value": "0.039"
                            }, 
                            {
                                "value": "0.0598"
                            }, 
                            {
                                "value": "0.0812"
                            }, 
                            {
                                "value": "0.111"
                            }, 
                            {
                                "value": "0.144"
                            }, 
                            {
                                "value": "0.212"
                            }, 
                            {
                                "value": "0.301"
                            }, 
                            {
                                "value": "0.4519"
                            }, 
                            {
                                "value": "0.6289"
                            }, 
                            {
                                "value": "0.9155"
                            }, 
                            {
                                "value": "1.300"
                            }, 
                            {
                                "value": "1.801"
                            }, 
                            {
                                "value": "2.417"
                            }, 
                            {
                                "value": "3.187"
                            }, 
                            {
                                "value": "4.179"
                            }, 
                            {
                                "value": "5.4246"
                            }, 
                            {
                                "value": "6.849"
                            }, 
                            {
                                "value": "8.364"
                            }, 
                            {
                                "value": "9.858"
                            }, 
                            {
                                "value": "11.27"
                            }, 
                            {
                                "value": "12.85"
                            }, 
                            {
                                "value": "14.55"
                            }, 
                            {
                                "value": "16.09"
                            }, 
                            {
                                "value": "16.17"
                            }, 
                            {
                                "value": "17.29"
                            }, 
                            {
                                "value": "18.61"
                            }, 
                            {
                                "value": "19.92"
                            }, 
                            {
                                "value": "21.18"
                            }, 
                            {
                                "value": "22.41"
                            }, 
                            {
                                "value": "23.58"
                            }, 
                            {
                                "value": "24.74"
                            }, 
                            {
                                "value": "25.83"
                            }, 
                            {
                                "value": "26.88"
                            }, 
                            {
                                "value": "27.90"
                            }, 
                            {
                                "value": "28.88"
                            }, 
                            {
                                "value": "29.82"
                            }, 
                            {
                                "value": "30.71"
                            }, 
                            {
                                "value": "31.56"
                            }, 
                            {
                                "value": "32.38"
                            }, 
                            {
                                "value": "33.17"
                            }, 
                            {
                                "value": "33.91"
                            }, 
                            {
                                "value": "34.65"
                            }, 
                            {
                                "value": "35.39"
                            }, 
                            {
                                "value": "35.97"
                            }, 
                            {
                                "value": "36.66"
                            }, 
                            {
                                "value": "37.19"
                            }, 
                            {
                                "value": "37.79"
                            }, 
                            {
                                "value": "38.28"
                            }, 
                            {
                                "value": "38.74"
                            }, 
                            {
                                "value": "39.20"
                            }, 
                            {
                                "value": "39.19"
                            }, 
                            {
                                "value": "39.99"
                            }, 
                            {
                                "value": "40.12"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of B4C-SiC Whisker Composite Ceramics, N. Tamari, H. Kobayashi, T. Tanaka, I. Kondoh, and S. Kose, International Journal of Thermophysics, Vol. 98 10, pp. 1159-1163 (1990), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Boron carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.39"
                    }, 
                    {
                        "value": "2.35"
                    }, 
                    {
                        "value": "2.37"
                    }, 
                    {
                        "value": "2.39"
                    }, 
                    {
                        "value": "2.49"
                    }, 
                    {
                        "value": "2.58"
                    }, 
                    {
                        "value": "2.63"
                    }, 
                    {
                        "value": "2.72"
                    }, 
                    {
                        "value": "2.51"
                    }, 
                    {
                        "value": "2.58"
                    }, 
                    {
                        "value": "2.66"
                    }, 
                    {
                        "value": "2.73"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "94.8"
                            }, 
                            {
                                "value": "91"
                            }, 
                            {
                                "value": "89.1"
                            }, 
                            {
                                "value": "87.7"
                            }, 
                            {
                                "value": "98.8"
                            }, 
                            {
                                "value": "99.7"
                            }, 
                            {
                                "value": "99.1"
                            }, 
                            {
                                "value": "99.6"
                            }, 
                            {
                                "value": "99.6"
                            }, 
                            {
                                "value": "99.8"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of B4C-SiC Whisker Composite Ceramics, N. Tamari, H. Kobayashi, T. Tanaka, I. Kondoh, and S. Kose, International Journal of Thermophysics, Vol. 98 10, pp. 1159-1163 (1990), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Boron carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "435"
                    }, 
                    {
                        "value": "432"
                    }, 
                    {
                        "value": "425"
                    }, 
                    {
                        "value": "422"
                    }, 
                    {
                        "value": "421"
                    }, 
                    {
                        "value": "432"
                    }, 
                    {
                        "value": "432"
                    }, 
                    {
                        "value": "429"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of B4C-SiC Whisker Composite Ceramics, N. Tamari, H. Kobayashi, T. Tanaka, I. Kondoh, and S. Kose, International Journal of Thermophysics, Vol. 98 10, pp. 1159-1163 (1990), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Boron carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "455"
                    }, 
                    {
                        "value": "596"
                    }, 
                    {
                        "value": "551"
                    }, 
                    {
                        "value": "465"
                    }, 
                    {
                        "value": "600"
                    }, 
                    {
                        "value": "866"
                    }, 
                    {
                        "value": "821"
                    }, 
                    {
                        "value": "796"
                    }, 
                    {
                        "value": "620"
                    }, 
                    {
                        "value": "782"
                    }, 
                    {
                        "value": "820"
                    }, 
                    {
                        "value": "713"
                    }, 
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "423"
                    }, 
                    {
                        "value": "433"
                    }, 
                    {
                        "value": "423"
                    }, 
                    {
                        "value": "476"
                    }, 
                    {
                        "value": "734"
                    }, 
                    {
                        "value": "559"
                    }, 
                    {
                        "value": "486"
                    }, 
                    {
                        "value": "474"
                    }, 
                    {
                        "value": "754"
                    }, 
                    {
                        "value": "557"
                    }, 
                    {
                        "value": "443"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Measurement Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of B4C-SiC Whisker Composite Ceramics, N. Tamari, H. Kobayashi, T. Tanaka, I. Kondoh, and S. Kose, International Journal of Thermophysics, Vol. 98 10, pp. 1159-1163 (1990), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Boron carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of B4C-SiC Whisker Composite Ceramics, N. Tamari, H. Kobayashi, T. Tanaka, I. Kondoh, and S. Kose, International Journal of Thermophysics, Vol. 98 10, pp. 1159-1163 (1990), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Boron carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "19"
                    }, 
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "19"
                    }, 
                    {
                        "value": "18"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "32"
                    }, 
                    {
                        "value": "32"
                    }, 
                    {
                        "value": "29"
                    }, 
                    {
                        "value": "31"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of  $\\beta$-Si3N4-Whisker/Si3N4- Matrix Composites, J. Homeny and L.J. Neergaard, Journal of the American Ceramic Society, Vol. 73 11, pp. 3493-3496 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.x$\\beta$-Si3N4whisker", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Si3N4"
                    }, 
                    {
                        "value": "-Si3N4"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of  $\\beta$-Si3N4-Whisker/Si3N4- Matrix Composites, J. Homeny and L.J. Neergaard, Journal of the American Ceramic Society, Vol. 73 11, pp. 3493-3496 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.x$\\beta$-Si3N4whisker", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "50", 
                        "value": "650"
                    }, 
                    {
                        "uncertainty": "60", 
                        "value": "680"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "670"
                    }, 
                    {
                        "uncertainty": "60", 
                        "value": "640"
                    }, 
                    {
                        "uncertainty": "40", 
                        "value": "620"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Hot Pressing Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Mass Fraction of MgO"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of Whiskers"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
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        "category": "system.chemical", 
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                "name": "Hot Pressing"
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            {
                "citation": "Mechanical Properties of  $\\beta$-Si3N4-Whisker/Si3N4- Matrix Composites, J. Homeny and L.J. Neergaard, Journal of the American Ceramic Society, Vol. 73 11, pp. 3493-3496 (1990), published by American Ceramic Society."
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            }
        ], 
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                        "value": "Si-N"
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            }, 
            {
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                    {
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                    {
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                        "value": "7.6"
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                    {
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                        "value": "8.1"
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                    {
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                ], 
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                                "value": "1750"
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                            {
                                "value": "1800"
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                            {
                                "value": "1800"
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                                "value": "1"
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                                "value": "1"
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                                "value": "5"
                            }, 
                            {
                                "value": "5"
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                    {
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                                "value": "0"
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                                "value": "30"
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                                "value": "30"
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        ], 
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                        "name": "Coordinate"
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Diamond - Ceramic Coating of the Future, K.E. Spear, Journal of the American Ceramic Society, Vol. 72 2, pp. 171-191 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0001", 
                        "value": "3.5669"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Diamond - Ceramic Coating of the Future, K.E. Spear, Journal of the American Ceramic Society, Vol. 72 2, pp. 171-191 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
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                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1880"
                    }
                ], 
                "units": "K", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "600"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Debye Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Diamond - Ceramic Coating of the Future, K.E. Spear, Journal of the American Ceramic Society, Vol. 72 2, pp. 171-191 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.51525"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Diamond - Ceramic Coating of the Future, K.E. Spear, Journal of the American Ceramic Society, Vol. 72 2, pp. 171-191 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
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                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2060"
                    }, 
                    {
                        "value": "2190"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "3000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Diamond - Ceramic Coating of the Future, K.E. Spear, Journal of the American Ceramic Society, Vol. 72 2, pp. 171-191 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "800"
                    }, 
                    {
                        "value": "2000"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Ia"
                            }, 
                            {
                                "value": "IIa"
                            }
                        ], 
                        "name": "Diamond Type"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Diamond - Ceramic Coating of the Future, K.E. Spear, Journal of the American Ceramic Society, Vol. 72 2, pp. 171-191 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.4"
                    }, 
                    {
                        "value": "0.8"
                    }, 
                    {
                        "value": "4.8"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "193"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Specific Heats at Low Temperatures of Crystalline Boric Oxide, Boron Carbide, and Silicon Carbide, K.K. Kelley, Journal of the American Chemical Society, Vol. 63, pp. 1137-1139 (1941), published by American Chemical Society."
            }
        ], 
        "names": [
            "Boric oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "101.8"
                    }, 
                    {
                        "value": "115.5"
                    }, 
                    {
                        "value": "132.4"
                    }, 
                    {
                        "value": "151.4"
                    }, 
                    {
                        "value": "169.7"
                    }, 
                    {
                        "value": "188.7"
                    }, 
                    {
                        "value": "217.0"
                    }, 
                    {
                        "value": "230.6"
                    }, 
                    {
                        "value": "265.2"
                    }, 
                    {
                        "value": "307.3"
                    }, 
                    {
                        "value": "345.5"
                    }, 
                    {
                        "value": "382.2"
                    }, 
                    {
                        "value": "419.3"
                    }, 
                    {
                        "value": "456.7"
                    }, 
                    {
                        "value": "488.2"
                    }, 
                    {
                        "value": "526.0"
                    }, 
                    {
                        "value": "557.2"
                    }, 
                    {
                        "value": "587.4"
                    }, 
                    {
                        "value": "619.9"
                    }, 
                    {
                        "value": "648.8"
                    }, 
                    {
                        "value": "676.4"
                    }, 
                    {
                        "value": "706.4"
                    }, 
                    {
                        "value": "735.9"
                    }, 
                    {
                        "value": "760.5"
                    }, 
                    {
                        "value": "789.3"
                    }, 
                    {
                        "value": "815.8"
                    }, 
                    {
                        "value": "838.6"
                    }, 
                    {
                        "value": "864.4"
                    }, 
                    {
                        "value": "884.3"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "52.9"
                            }, 
                            {
                                "value": "56.3"
                            }, 
                            {
                                "value": "60.1"
                            }, 
                            {
                                "value": "64.3"
                            }, 
                            {
                                "value": "68.4"
                            }, 
                            {
                                "value": "72.7"
                            }, 
                            {
                                "value": "79.4"
                            }, 
                            {
                                "value": "82.7"
                            }, 
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "101.8"
                            }, 
                            {
                                "value": "112.0"
                            }, 
                            {
                                "value": "122.2"
                            }, 
                            {
                                "value": "132.6"
                            }, 
                            {
                                "value": "143.2"
                            }, 
                            {
                                "value": "153.2"
                            }, 
                            {
                                "value": "163.7"
                            }, 
                            {
                                "value": "174.0"
                            }, 
                            {
                                "value": "183.8"
                            }, 
                            {
                                "value": "194.5"
                            }, 
                            {
                                "value": "204.3"
                            }, 
                            {
                                "value": "214.5"
                            }, 
                            {
                                "value": "224.3"
                            }, 
                            {
                                "value": "234.9"
                            }, 
                            {
                                "value": "244.7"
                            }, 
                            {
                                "value": "255.1"
                            }, 
                            {
                                "value": "265.6"
                            }, 
                            {
                                "value": "275.7"
                            }, 
                            {
                                "value": "285.6"
                            }, 
                            {
                                "value": "295.1"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "7.091"
                            }, 
                            {
                                "value": "8.040"
                            }, 
                            {
                                "value": "9.220"
                            }, 
                            {
                                "value": "10.55"
                            }, 
                            {
                                "value": "11.82"
                            }, 
                            {
                                "value": "13.14"
                            }, 
                            {
                                "value": "15.11"
                            }, 
                            {
                                "value": "16.06"
                            }, 
                            {
                                "value": "18.47"
                            }, 
                            {
                                "value": "21.40"
                            }, 
                            {
                                "value": "24.06"
                            }, 
                            {
                                "value": "26.62"
                            }, 
                            {
                                "value": "29.20"
                            }, 
                            {
                                "value": "31.80"
                            }, 
                            {
                                "value": "34.00"
                            }, 
                            {
                                "value": "36.63"
                            }, 
                            {
                                "value": "38.80"
                            }, 
                            {
                                "value": "40.91"
                            }, 
                            {
                                "value": "43.17"
                            }, 
                            {
                                "value": "45.18"
                            }, 
                            {
                                "value": "47.10"
                            }, 
                            {
                                "value": "49.20"
                            }, 
                            {
                                "value": "51.25"
                            }, 
                            {
                                "value": "52.96"
                            }, 
                            {
                                "value": "54.97"
                            }, 
                            {
                                "value": "56.81"
                            }, 
                            {
                                "value": "58.40"
                            }, 
                            {
                                "value": "60.20"
                            }, 
                            {
                                "value": "61.58"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "The Specific Heats at Low Temperatures of Crystalline Boric Oxide, Boron Carbide, and Silicon Carbide, K.K. Kelley, Journal of the American Chemical Society, Vol. 63, pp. 1137-1139 (1941), published by American Chemical Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "12.26"
                    }, 
                    {
                        "value": "16.57"
                    }, 
                    {
                        "value": "21.03"
                    }, 
                    {
                        "value": "26.56"
                    }, 
                    {
                        "value": "32.68"
                    }, 
                    {
                        "value": "39.57"
                    }, 
                    {
                        "value": "48.27"
                    }, 
                    {
                        "value": "54.85"
                    }, 
                    {
                        "value": "72.94"
                    }, 
                    {
                        "value": "96.92"
                    }, 
                    {
                        "value": "128.1"
                    }, 
                    {
                        "value": "160.8"
                    }, 
                    {
                        "value": "199.1"
                    }, 
                    {
                        "value": "239.8"
                    }, 
                    {
                        "value": "281.2"
                    }, 
                    {
                        "value": "325.9"
                    }, 
                    {
                        "value": "373.7"
                    }, 
                    {
                        "value": "421.2"
                    }, 
                    {
                        "value": "466.3"
                    }, 
                    {
                        "value": "516.2"
                    }, 
                    {
                        "value": "565.2"
                    }, 
                    {
                        "value": "614.7"
                    }, 
                    {
                        "value": "664.6"
                    }, 
                    {
                        "value": "712.9"
                    }, 
                    {
                        "value": "760.4"
                    }, 
                    {
                        "value": "806.5"
                    }, 
                    {
                        "value": "857.2"
                    }, 
                    {
                        "value": "896.6"
                    }, 
                    {
                        "value": "935.1"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "54.5"
                            }, 
                            {
                                "value": "58.5"
                            }, 
                            {
                                "value": "62.3"
                            }, 
                            {
                                "value": "66.2"
                            }, 
                            {
                                "value": "70.6"
                            }, 
                            {
                                "value": "75.0"
                            }, 
                            {
                                "value": "80.1"
                            }, 
                            {
                                "value": "83.6"
                            }, 
                            {
                                "value": "92.1"
                            }, 
                            {
                                "value": "102.0"
                            }, 
                            {
                                "value": "112.7"
                            }, 
                            {
                                "value": "122.7"
                            }, 
                            {
                                "value": "133.0"
                            }, 
                            {
                                "value": "143.4"
                            }, 
                            {
                                "value": "153.5"
                            }, 
                            {
                                "value": "163.6"
                            }, 
                            {
                                "value": "174.1"
                            }, 
                            {
                                "value": "184.3"
                            }, 
                            {
                                "value": "194.0"
                            }, 
                            {
                                "value": "204.1"
                            }, 
                            {
                                "value": "214.0"
                            }, 
                            {
                                "value": "224.3"
                            }, 
                            {
                                "value": "234.5"
                            }, 
                            {
                                "value": "244.7"
                            }, 
                            {
                                "value": "254.8"
                            }, 
                            {
                                "value": "264.9"
                            }, 
                            {
                                "value": "275.3"
                            }, 
                            {
                                "value": "284.5"
                            }, 
                            {
                                "value": "294.3"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "0.678"
                            }, 
                            {
                                "value": "0.916"
                            }, 
                            {
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                            }, 
                            {
                                "value": "1.468"
                            }, 
                            {
                                "value": "1.807"
                            }, 
                            {
                                "value": "2.188"
                            }, 
                            {
                                "value": "2.669"
                            }, 
                            {
                                "value": "3.033"
                            }, 
                            {
                                "value": "4.033"
                            }, 
                            {
                                "value": "5.359"
                            }, 
                            {
                                "value": "7.082"
                            }, 
                            {
                                "value": "8.890"
                            }, 
                            {
                                "value": "11.01"
                            }, 
                            {
                                "value": "13.26"
                            }, 
                            {
                                "value": "15.55"
                            }, 
                            {
                                "value": "18.02"
                            }, 
                            {
                                "value": "20.66"
                            }, 
                            {
                                "value": "23.29"
                            }, 
                            {
                                "value": "25.78"
                            }, 
                            {
                                "value": "28.54"
                            }, 
                            {
                                "value": "31.25"
                            }, 
                            {
                                "value": "33.99"
                            }, 
                            {
                                "value": "36.75"
                            }, 
                            {
                                "value": "39.42"
                            }, 
                            {
                                "value": "42.04"
                            }, 
                            {
                                "value": "44.59"
                            }, 
                            {
                                "value": "47.40"
                            }, 
                            {
                                "value": "49.57"
                            }, 
                            {
                                "value": "51.71"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Specific Heats at Low Temperatures of Crystalline Boric Oxide, Boron Carbide, and Silicon Carbide, K.K. Kelley, Journal of the American Chemical Society, Vol. 63, pp. 1137-1139 (1941), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "14.51"
                    }, 
                    {
                        "value": "19.42"
                    }, 
                    {
                        "value": "24.85"
                    }, 
                    {
                        "value": "31.63"
                    }, 
                    {
                        "value": "39.25"
                    }, 
                    {
                        "value": "48.23"
                    }, 
                    {
                        "value": "59.82"
                    }, 
                    {
                        "value": "70.36"
                    }, 
                    {
                        "value": "93.33"
                    }, 
                    {
                        "value": "118.4"
                    }, 
                    {
                        "value": "147.2"
                    }, 
                    {
                        "value": "176.5"
                    }, 
                    {
                        "value": "208.1"
                    }, 
                    {
                        "value": "238.4"
                    }, 
                    {
                        "value": "269.0"
                    }, 
                    {
                        "value": "301.0"
                    }, 
                    {
                        "value": "333.3"
                    }, 
                    {
                        "value": "361.9"
                    }, 
                    {
                        "value": "392.3"
                    }, 
                    {
                        "value": "421.8"
                    }, 
                    {
                        "value": "452.3"
                    }, 
                    {
                        "value": "482.2"
                    }, 
                    {
                        "value": "509.7"
                    }, 
                    {
                        "value": "536.7"
                    }, 
                    {
                        "value": "563.0"
                    }, 
                    {
                        "value": "586.3"
                    }, 
                    {
                        "value": "616.8"
                    }, 
                    {
                        "value": "635.2"
                    }, 
                    {
                        "value": "655.9"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "54.3"
                            }, 
                            {
                                "value": "58.2"
                            }, 
                            {
                                "value": "62.1"
                            }, 
                            {
                                "value": "66.2"
                            }, 
                            {
                                "value": "70.6"
                            }, 
                            {
                                "value": "75.2"
                            }, 
                            {
                                "value": "80.7"
                            }, 
                            {
                                "value": "85.4"
                            }, 
                            {
                                "value": "94.9"
                            }, 
                            {
                                "value": "104.6"
                            }, 
                            {
                                "value": "114.7"
                            }, 
                            {
                                "value": "124.7"
                            }, 
                            {
                                "value": "135.1"
                            }, 
                            {
                                "value": "145.2"
                            }, 
                            {
                                "value": "155.4"
                            }, 
                            {
                                "value": "165.7"
                            }, 
                            {
                                "value": "176.0"
                            }, 
                            {
                                "value": "185.6"
                            }, 
                            {
                                "value": "195.8"
                            }, 
                            {
                                "value": "205.4"
                            }, 
                            {
                                "value": "215.6"
                            }, 
                            {
                                "value": "225.9"
                            }, 
                            {
                                "value": "235.8"
                            }, 
                            {
                                "value": "245.6"
                            }, 
                            {
                                "value": "255.7"
                            }, 
                            {
                                "value": "265.7"
                            }, 
                            {
                                "value": "276.1"
                            }, 
                            {
                                "value": "284.8"
                            }, 
                            {
                                "value": "294.6"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "0.581"
                            }, 
                            {
                                "value": "0.778"
                            }, 
                            {
                                "value": "0.996"
                            }, 
                            {
                                "value": "1.268"
                            }, 
                            {
                                "value": "1.573"
                            }, 
                            {
                                "value": "1.933"
                            }, 
                            {
                                "value": "2.397"
                            }, 
                            {
                                "value": "2.820"
                            }, 
                            {
                                "value": "3.740"
                            }, 
                            {
                                "value": "4.744"
                            }, 
                            {
                                "value": "5.898"
                            }, 
                            {
                                "value": "7.074"
                            }, 
                            {
                                "value": "8.337"
                            }, 
                            {
                                "value": "9.555"
                            }, 
                            {
                                "value": "10.78"
                            }, 
                            {
                                "value": "12.06"
                            }, 
                            {
                                "value": "13.36"
                            }, 
                            {
                                "value": "14.50"
                            }, 
                            {
                                "value": "15.72"
                            }, 
                            {
                                "value": "16.90"
                            }, 
                            {
                                "value": "18.12"
                            }, 
                            {
                                "value": "19.32"
                            }, 
                            {
                                "value": "20.42"
                            }, 
                            {
                                "value": "21.51"
                            }, 
                            {
                                "value": "22.56"
                            }, 
                            {
                                "value": "23.49"
                            }, 
                            {
                                "value": "24.71"
                            }, 
                            {
                                "value": "25.45"
                            }, 
                            {
                                "value": "26.28"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Corundum High-Weight Products with Assigned Properties, N. V. Pisareva, T. M. Sandutsa, and E. P. Saenko, Ogneupori (Refractories) 6, pp. 32-33 (1986)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Powder"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polystirol"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Mole Fraction"
                    }
                ], 
                "name": "Dopant"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Corundum High-Weight Products with Assigned Properties, N. V. Pisareva, T. M. Sandutsa, and E. P. Saenko, Ogneupori (Refractories) 6, pp. 32-33 (1986)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Powder"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "7.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Large"
                            }
                        ], 
                        "name": "Type of Pore Structure"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Corundum High-Weight Products with Assigned Properties, N. V. Pisareva, T. M. Sandutsa, and E. P. Saenko, Ogneupori (Refractories) 6, pp. 32-33 (1986)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Powder"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.28"
                    }, 
                    {
                        "value": "1.25"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Large"
                            }
                        ], 
                        "name": "Type of Pore Structure"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Corundum High-Weight Products with Assigned Properties, N. V. Pisareva, T. M. Sandutsa, and E. P. Saenko, Ogneupori (Refractories) 6, pp. 32-33 (1986)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Powder"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.16"
                    }, 
                    {
                        "value": "0.97"
                    }, 
                    {
                        "value": "1.27"
                    }, 
                    {
                        "value": "1.18"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1473"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1473"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Large"
                            }, 
                            {
                                "value": "Large"
                            }
                        ], 
                        "name": "Type of Pore Structure"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Corrosion of Engineering Ceramics, N.S. Jacobson, J.L. Smialek, and D.S. Fox, Corrosion of Glass, Ceramics and Ceramic Superconductors, pp. 514-545 (1992), edited by D.E. Clark and B.K. Zoitos, published by Noyes Publications."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.13", 
                        "value": "0.84"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Corrosion of Engineering Ceramics, N.S. Jacobson, J.L. Smialek, and D.S. Fox, Corrosion of Glass, Ceramics and Ceramic Superconductors, pp. 514-545 (1992), edited by D.E. Clark and B.K. Zoitos, published by Noyes Publications."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "230"
                    }, 
                    {
                        "value": "307"
                    }, 
                    {
                        "value": "268"
                    }, 
                    {
                        "value": "279"
                    }, 
                    {
                        "value": "374"
                    }, 
                    {
                        "value": "307"
                    }, 
                    {
                        "value": "265"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "191"
                    }, 
                    {
                        "value": "247"
                    }, 
                    {
                        "value": "262"
                    }, 
                    {
                        "value": "244"
                    }, 
                    {
                        "value": "233"
                    }, 
                    {
                        "value": "223"
                    }, 
                    {
                        "value": "208"
                    }, 
                    {
                        "value": "222"
                    }, 
                    {
                        "value": "81"
                    }, 
                    {
                        "value": "269"
                    }, 
                    {
                        "value": "233"
                    }, 
                    {
                        "value": "339"
                    }, 
                    {
                        "value": "481"
                    }, 
                    {
                        "value": "357"
                    }, 
                    {
                        "value": "339"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Bend Test Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "51"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "34"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "88"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "67"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "69"
                            }, 
                            {
                                "value": "65"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "55"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "44"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Pit Depth"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Burner Rig"
                            }, 
                            {
                                "value": "Burner Rig"
                            }, 
                            {
                                "value": "Burner Rig"
                            }, 
                            {
                                "value": "Na2SO4/Air"
                            }, 
                            {
                                "value": "Na2SO4/Air"
                            }, 
                            {
                                "value": "Na2SO4/Air"
                            }, 
                            {
                                "value": "Na2SO4/Air"
                            }, 
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2CO3/CO2"
                            }, 
                            {
                                "value": "Na2CO3/CO2"
                            }, 
                            {
                                "value": "Na2CO3/CO2"
                            }, 
                            {
                                "value": "Na2CO3/CO2"
                            }, 
                            {
                                "value": "Na2CO3/CO2"
                            }, 
                            {
                                "value": "Na2CO3/CO2"
                            }
                        ], 
                        "name": "Environment"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Burner Rig"
                            }, 
                            {
                                "value": "Burner Rig"
                            }, 
                            {
                                "value": "Burner Rig"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }, 
                            {
                                "value": "Furnace"
                            }
                        ], 
                        "name": "Apparatus"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Corrosion of Engineering Ceramics, N.S. Jacobson, J.L. Smialek, and D.S. Fox, Corrosion of Glass, Ceramics and Ceramic Superconductors, pp. 514-545 (1992), edited by D.E. Clark and B.K. Zoitos, published by Noyes Publications."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.01", 
                        "value": "0.35"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Corrosion of Engineering Ceramics, N.S. Jacobson, J.L. Smialek, and D.S. Fox, Corrosion of Glass, Ceramics and Ceramic Superconductors, pp. 514-545 (1992), edited by D.E. Clark and B.K. Zoitos, published by Noyes Publications."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "GTE"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "788"
                    }, 
                    {
                        "value": "496"
                    }, 
                    {
                        "value": "498"
                    }, 
                    {
                        "value": "492"
                    }, 
                    {
                        "value": "469"
                    }, 
                    {
                        "value": "446"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Bend Test Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Na2SO4/O2"
                            }, 
                            {
                                "value": "Na2SO4/O2"
                            }, 
                            {
                                "value": "Na2SO4/O2"
                            }
                        ], 
                        "name": "Environment"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Furnace"
                            }
                        ], 
                        "name": "Apparatus"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Corrosion of Engineering Ceramics, N.S. Jacobson, J.L. Smialek, and D.S. Fox, Corrosion of Glass, Ceramics and Ceramic Superconductors, pp. 514-545 (1992), edited by D.E. Clark and B.K. Zoitos, published by Noyes Publications."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "GTE"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.04", 
                        "value": "0.13"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Corrosion of Engineering Ceramics, N.S. Jacobson, J.L. Smialek, and D.S. Fox, Corrosion of Glass, Ceramics and Ceramic Superconductors, pp. 514-545 (1992), edited by D.E. Clark and B.K. Zoitos, published by Noyes Publications."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "GTE"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "873"
                    }, 
                    {
                        "value": "667"
                    }, 
                    {
                        "value": "445"
                    }, 
                    {
                        "value": "632"
                    }, 
                    {
                        "value": "641"
                    }, 
                    {
                        "value": "385"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Bend Test Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Na2SO4/O2"
                            }, 
                            {
                                "value": "Na2SO4/O2"
                            }, 
                            {
                                "value": "Na2SO4/O2"
                            }
                        ], 
                        "name": "Environment"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Furnace"
                            }
                        ], 
                        "name": "Apparatus"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Beryllia vs. Boron Nitride:  The Heat Is On, Staff editor, Ceramic Industry, Vol. 132 7, pp. 34-35 (1989), published by Corcoran Communications, Inc.."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "293"
                    }, 
                    {
                        "value": "209"
                    }, 
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "79"
                    }, 
                    {
                        "value": "67"
                    }, 
                    {
                        "value": "38"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "800"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Beryllia vs. Boron Nitride:  The Heat Is On, Staff editor, Ceramic Industry, Vol. 132 7, pp. 34-35 (1989), published by Corcoran Communications, Inc.."
            }
        ], 
        "names": [
            "Boron nitride (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "59"
                    }, 
                    {
                        "value": "38"
                    }, 
                    {
                        "value": "33"
                    }, 
                    {
                        "value": "33"
                    }, 
                    {
                        "value": "33"
                    }, 
                    {
                        "value": "29"
                    }, 
                    {
                        "value": "33"
                    }, 
                    {
                        "value": "33"
                    }, 
                    {
                        "value": "29"
                    }, 
                    {
                        "value": "25"
                    }, 
                    {
                        "value": "25"
                    }, 
                    {
                        "value": "21"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "parallel"
                            }, 
                            {
                                "value": "parallel"
                            }, 
                            {
                                "value": "parallel"
                            }, 
                            {
                                "value": "parallel"
                            }, 
                            {
                                "value": "parallel"
                            }, 
                            {
                                "value": "parallel"
                            }, 
                            {
                                "value": "normal"
                            }, 
                            {
                                "value": "normal"
                            }, 
                            {
                                "value": "normal"
                            }, 
                            {
                                "value": "normal"
                            }, 
                            {
                                "value": "normal"
                            }, 
                            {
                                "value": "normal"
                            }
                        ], 
                        "name": "Direction"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Anisotropy in Zirconia Single Crystals, R.P. Ingel and D. Lewis, Journal of the American Ceramic Society, Vol. 71 4, pp. 265-271 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "CERES Corp."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "12.00"
                            }, 
                            {
                                "value": "12.00"
                            }, 
                            {
                                "value": "12.00"
                            }, 
                            {
                                "value": "8.50"
                            }, 
                            {
                                "value": "6.90"
                            }, 
                            {
                                "value": "6.90"
                            }, 
                            {
                                "value": "3.90"
                            }, 
                            {
                                "value": "3.90"
                            }, 
                            {
                                "value": "3.40"
                            }, 
                            {
                                "value": "3.40"
                            }, 
                            {
                                "value": "2.80"
                            }, 
                            {
                                "value": "2.80"
                            }, 
                            {
                                "value": "2.80"
                            }, 
                            {
                                "value": "2.80"
                            }, 
                            {
                                "value": "2.20"
                            }, 
                            {
                                "value": "1.70"
                            }, 
                            {
                                "value": "12.00"
                            }, 
                            {
                                "value": "12.00"
                            }, 
                            {
                                "value": "8.50"
                            }, 
                            {
                                "value": "6.90"
                            }, 
                            {
                                "value": "6.90"
                            }, 
                            {
                                "value": "3.90"
                            }, 
                            {
                                "value": "3.40"
                            }, 
                            {
                                "value": "3.40"
                            }, 
                            {
                                "value": "2.80"
                            }, 
                            {
                                "value": "12.00"
                            }, 
                            {
                                "value": "12.00"
                            }, 
                            {
                                "value": "12.00"
                            }, 
                            {
                                "value": "8.50"
                            }, 
                            {
                                "value": "6.90"
                            }, 
                            {
                                "value": "6.90"
                            }, 
                            {
                                "value": "3.90"
                            }, 
                            {
                                "value": "3.90"
                            }, 
                            {
                                "value": "3.40"
                            }, 
                            {
                                "value": "3.40"
                            }, 
                            {
                                "value": "2.80"
                            }, 
                            {
                                "value": "2.80"
                            }, 
                            {
                                "value": "2.80"
                            }, 
                            {
                                "value": "2.80"
                            }, 
                            {
                                "value": "2.20"
                            }, 
                            {
                                "value": "1.70"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "5.908"
                            }, 
                            {
                                "value": "5.908"
                            }, 
                            {
                                "value": "5.908"
                            }, 
                            {
                                "value": "5.960"
                            }, 
                            {
                                "value": "6.008"
                            }, 
                            {
                                "value": "6.008"
                            }, 
                            {
                                "value": "6.049"
                            }, 
                            {
                                "value": "6.049"
                            }, 
                            {
                                "value": "6.075"
                            }, 
                            {
                                "value": "6.075"
                            }, 
                            {
                                "value": "6.085"
                            }, 
                            {
                                "value": "6.085"
                            }, 
                            {
                                "value": "6.085"
                            }, 
                            {
                                "value": "6.085"
                            }, 
                            {
                                "value": "6.044"
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                            {
                                "value": "5.842"
                            }, 
                            {
                                "value": "5.908"
                            }, 
                            {
                                "value": "5.908"
                            }, 
                            {
                                "value": "5.960"
                            }, 
                            {
                                "value": "6.008"
                            }, 
                            {
                                "value": "6.008"
                            }, 
                            {
                                "value": "6.049"
                            }, 
                            {
                                "value": "6.075"
                            }, 
                            {
                                "value": "6.075"
                            }, 
                            {
                                "value": "6.085"
                            }, 
                            {
                                "value": "5.908"
                            }, 
                            {
                                "value": "5.908"
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                            {
                                "value": "5.908"
                            }, 
                            {
                                "value": "5.960"
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                            {
                                "value": "6.008"
                            }, 
                            {
                                "value": "6.008"
                            }, 
                            {
                                "value": "6.049"
                            }, 
                            {
                                "value": "6.049"
                            }, 
                            {
                                "value": "6.075"
                            }, 
                            {
                                "value": "6.075"
                            }, 
                            {
                                "value": "6.085"
                            }, 
                            {
                                "value": "6.085"
                            }, 
                            {
                                "value": "6.085"
                            }, 
                            {
                                "value": "6.085"
                            }, 
                            {
                                "value": "6.044"
                            }, 
                            {
                                "value": "5.842"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "matrices": [
                    [
                        [
                            {
                                "value": "365.4"
                            }, 
                            {
                                "value": "125.0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
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                            {
                                "value": "125.0"
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                                "value": "0"
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                                "value": "0"
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                                "value": "0"
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                                "value": "0"
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                            {
                                "value": "0"
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                                "value": "0"
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                                "value": "0"
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                                "value": "0"
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                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "73.6"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ]
                    ]
                ], 
                "name": "Elasticity Tensor"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "GTE"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Y2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "6"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "GTE"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.2"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "minimum": "0.5", 
                                "maximum": "2.3"
                            }
                        ], 
                        "name": "Range"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "GTE"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.1"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "3.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
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                                "value": "Vickers"
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "5.0"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1465"
                            }, 
                            {
                                "value": "1475"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "minimum": "5", 
                                "maximum": "9"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Pressureless Sintering"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
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                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.7"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1460"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "minimum": "5", 
                                "maximum": "10"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Pressureless Sintering"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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                        "value": "Si-C"
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            }, 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.4", 
                        "value": "5.4"
                    }
                ], 
                "units": "x10$^{-6}$", 
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1460"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Average"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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                    {
                        "value": "Si-N"
                    }
                ], 
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            }, 
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                    }
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            }, 
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                    {
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                    }
                ], 
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                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Controlled Flaw"
                            }
                        ], 
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                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
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                "name": "NIST_SRD-30"
            }
        ], 
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            }, 
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            }, 
            {
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                    }
                ], 
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            }, 
            {
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                    }
                ], 
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                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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        ], 
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        ], 
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            }
        ], 
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            }, 
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            {
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                ], 
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            }, 
            {
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                    }
                ], 
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
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        ], 
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            }
        ], 
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                    }
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            }, 
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                ], 
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                        "units": "$^{\\circ}$C", 
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                                "value": "1460"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "6"
                            }
                        ], 
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                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
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                "name": "Hot Pressing"
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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        ], 
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        ], 
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            {
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            }
        ], 
        "chemicalFormula": "Si3N4", 
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                ], 
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            }, 
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                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }
                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "18"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
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            }
        ]
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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        "names": [
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        ], 
        "licenses": [
            {
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            }
        ], 
        "chemicalFormula": "Si3N4", 
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            }, 
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            }, 
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                        "units": "$^{\\circ}$C", 
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                                "value": "1465"
                            }, 
                            {
                                "value": "1475"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Specimen Number"
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        ]
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                "name": "Hot Pressing"
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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        ], 
        "names": [
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                ], 
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            }, 
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            }, 
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                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "1460"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "26"
                            }
                        ], 
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            }
        ]
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                "name": "Hot Pressing"
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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            }, 
            {
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                    }
                ], 
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                        ], 
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                            {
                                "value": "Average"
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                        ], 
                        "name": "Specimen Number"
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            }
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                "name": "Hot Pressing"
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        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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            }
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                    {
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                            {
                                "value": "23"
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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            }
        ], 
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                    {
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                                "minimum": "250", 
                                "maximum": "325"
                            }, 
                            {
                                "minimum": "175", 
                                "maximum": "250"
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                                "value": "23"
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                            {
                                "value": "1400"
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    {
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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                                "value": "23"
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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                                "value": "23"
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                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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                                "value": "23"
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                            {
                                "value": "1400"
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                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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                    {
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    {
        "category": "system.chemical", 
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        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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                                "value": "23"
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                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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            }
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    {
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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                                "value": "23"
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                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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                                "value": "23"
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                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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                                "value": "23"
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                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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                                "value": "23"
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                            {
                                "value": "1400"
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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                                "value": "23"
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                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
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            {
                "scalars": [
                    {
                        "value": "Si-N"
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                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
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                ], 
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            }, 
            {
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                ], 
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                        "scalars": [
                            {
                                "value": "23"
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                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Reaction Bonding"
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        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                                "minimum": "70", 
                                "maximum": "210"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Reaction Bonding"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
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            {
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            }
        ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
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                            }
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
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                ], 
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            }, 
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                        "value": "Polycrystalline"
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
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            }
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    {
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                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
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            }
        ], 
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                    }
                ], 
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            }, 
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            }, 
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                ], 
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                            }, 
                            {
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
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    {
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
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            }
        ], 
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                ], 
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                        "units": "$^{\\circ}$C", 
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                            }
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                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "23"
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            }
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    {
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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        "names": [
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            }
        ], 
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                    {
                        "units": "$^{\\circ}$C", 
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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            }
        ], 
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                        "units": "$^{\\circ}$C", 
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                            {
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                    {
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                "name": "Sintering"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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        ], 
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            }
        ], 
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            }, 
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                        "value": "Polycrystalline"
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                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
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                "name": "Sintering"
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        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
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        ], 
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            }
        ], 
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                ], 
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            }, 
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                        "units": "$^{\\circ}$C", 
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        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
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        "licenses": [
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            }
        ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1400"
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                        "name": "Temperature"
                    }
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                "name": "Elastic Modulus"
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    {
        "category": "system.chemical", 
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                "name": "Sintering"
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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        ], 
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                                "minimum": "240", 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
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                "name": "Sintering"
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
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                    }, 
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                            {
                                "value": "23"
                            }
                        ], 
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                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.5"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "4.4", 
                                "maximum": "4.8"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
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            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "983"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "1.6"
                    }
                ], 
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
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                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "360"
                    }, 
                    {
                        "value": "275"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "GPa", 
                        "scalars": [
                            {
                                "minimum": "350", 
                                "maximum": "375"
                            }, 
                            {
                                "minimum": "200", 
                                "maximum": "320"
                            }
                        ], 
                        "name": "Range"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "190"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "minimum": "175", 
                                "maximum": "450"
                            }, 
                            {
                                "minimum": "70", 
                                "maximum": "450"
                            }
                        ], 
                        "name": "Range"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
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            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
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                "scalars": [
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                        "value": "Si-C"
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                ], 
                "name": "Chemical Family"
            }, 
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                        "value": "Polycrystalline"
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            {
                "scalars": [
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                        "value": "77"
                    }
                ], 
                "units": "MPa", 
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "The Evaluation of Environmental Effects in Toughened Ceramics for Advanced Heat Engines Investigation of Selected SiC and Si3N4 Ceramics, N.L.Hecht, G.A.Graves, D.E.McCullum, A.P.Berens, S.Goodrich, J.D.Wolf, J.R.Hoenigman, P.Yaney, D.Grant, and S.Hilton, ORNL Report Number:  ORNL/Sub/84-00221/2, pp. 1-111 (1990), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
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                "scalars": [
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                        "value": "Si-C"
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                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
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                        "value": "Polycrystalline"
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                "name": "Crystallinity"
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            {
                "scalars": [
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                        "value": "4.33"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "4.3", 
                                "maximum": "4.4"
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                        "name": "Temperature"
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                    {
                        "scalars": [
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Specimen Number"
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                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
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                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Mechanical Performance of Alumina as a Function of Grain Size, W.H. Tuan, M.J. Lai, M.C. Lin, C.C. Chan, and S.C. Chiu, Materials Chemistry and Physics, Vol. 36, pp. 246-251 (1994), published by Elsevier Sequoia."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
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                        "value": "Al-O"
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                ], 
                "name": "Chemical Family"
            }, 
            {
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                        "value": "358"
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                    {
                        "value": "368"
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                        "value": "332"
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                    {
                        "value": "232"
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                    {
                        "value": "192"
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                        "value": "193"
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                    {
                        "value": "356"
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                                "value": "29"
                            }, 
                            {
                                "value": "29"
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                            {
                                "value": "29"
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                            {
                                "value": "29"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "29"
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                            {
                                "value": "30"
                            }, 
                            {
                                "value": "102"
                            }
                        ], 
                        "name": "Number of Specimens"
                    }, 
                    {
                        "units": "min", 
                        "scalars": [
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                                "value": "10"
                            }, 
                            {
                                "value": "30"
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                            {
                                "value": "60"
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                            {
                                "value": "120"
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                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
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                    {
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                                "value": "1600"
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                            {
                                "value": "1600"
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                            {
                                "value": "1600"
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                            {
                                "value": "1600"
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                            {
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                            {
                                "value": "1700"
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                            {
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                "name": "Flexural Strength"
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        ], 
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            {
                "citation": "The Mechanical Performance of Alumina as a Function of Grain Size, W.H. Tuan, M.J. Lai, M.C. Lin, C.C. Chan, and S.C. Chiu, Materials Chemistry and Physics, Vol. 36, pp. 246-251 (1994), published by Elsevier Sequoia."
            }
        ], 
        "names": [
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        "licenses": [
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
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                "scalars": [
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                        "value": "Al-O"
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                ], 
                "name": "Chemical Family"
            }, 
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                "name": "Crystallinity"
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            {
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                        "value": "5.0"
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                "units": "MPa m$^{1/2}$", 
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                                "value": "10"
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                            {
                                "value": "30"
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                            {
                                "value": "60"
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                            {
                                "value": "120"
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                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
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                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }
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                        "name": "Sintering Time"
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                    {
                        "scalars": [
                            {
                                "value": "1600"
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                            {
                                "value": "1600"
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                            {
                                "value": "1600"
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                            {
                                "value": "1600"
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                            {
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                            {
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                            {
                                "value": "1750"
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                            {
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                        "name": "Sintering Temperature"
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                "name": "Fracture Toughness"
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        ], 
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            {
                "citation": "The Mechanical Performance of Alumina as a Function of Grain Size, W.H. Tuan, M.J. Lai, M.C. Lin, C.C. Chan, and S.C. Chiu, Materials Chemistry and Physics, Vol. 36, pp. 246-251 (1994), published by Elsevier Sequoia."
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        ], 
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            }
        ], 
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                        "value": "8.7"
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                                "value": "7.0"
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                            {
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                            {
                                "value": "34"
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                            {
                                "value": "40"
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                            {
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                        "units": "%", 
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                                "value": "98.2"
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                            {
                                "value": "97.9"
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                            {
                                "value": "98.1"
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                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "97.7"
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                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "98.3"
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                            {
                                "value": "98.5"
                            }
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                                "value": "10"
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                            {
                                "value": "30"
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                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }
                        ], 
                        "name": "Sintering Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
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                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1580"
                            }
                        ], 
                        "name": "Sintering Temperature"
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                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
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        ], 
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            {
                "citation": "The Mechanical Performance of Alumina as a Function of Grain Size, W.H. Tuan, M.J. Lai, M.C. Lin, C.C. Chan, and S.C. Chiu, Materials Chemistry and Physics, Vol. 36, pp. 246-251 (1994), published by Elsevier Sequoia."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
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                "scalars": [
                    {
                        "value": "Al-O"
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                "name": "Chemical Family"
            }, 
            {
                "scalars": [
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                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "5.0"
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                    {
                        "value": "6.6"
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                    {
                        "value": "10.6"
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                        "value": "7.3"
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                    {
                        "value": "5.2"
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                    {
                        "value": "7.2"
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                    {
                        "value": "9.6"
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                    {
                        "value": "7.8"
                    }
                ], 
                "conditions": [
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                                "value": "29"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "102"
                            }
                        ], 
                        "name": "Number of Specimens"
                    }, 
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }
                        ], 
                        "name": "Sintering Time"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1580"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Monoclinic Sm2O3, O. Hunter, H.J. Korklan, and R.R. Suchomel, Journal of the American Ceramic Society, Vol. 57 6, pp. 267-268 (1974), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Samarium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Sm2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sm-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "138.0"
                    }, 
                    {
                        "value": "131.3"
                    }, 
                    {
                        "value": "131.2"
                    }, 
                    {
                        "value": "120.7"
                    }, 
                    {
                        "value": "121.8"
                    }, 
                    {
                        "value": "111.4"
                    }, 
                    {
                        "value": "110.0"
                    }, 
                    {
                        "value": "64.8"
                    }, 
                    {
                        "value": "62.1"
                    }, 
                    {
                        "value": "39.2"
                    }, 
                    {
                        "value": "36.7"
                    }, 
                    {
                        "value": "35.4"
                    }, 
                    {
                        "value": "32.8"
                    }, 
                    {
                        "value": "137.6"
                    }, 
                    {
                        "value": "135.5"
                    }, 
                    {
                        "value": "133.5"
                    }, 
                    {
                        "value": "132.0"
                    }, 
                    {
                        "value": "129.1"
                    }, 
                    {
                        "value": "126.7"
                    }, 
                    {
                        "value": "125.1"
                    }, 
                    {
                        "value": "123.9"
                    }, 
                    {
                        "value": "123.1"
                    }, 
                    {
                        "value": "121.5"
                    }, 
                    {
                        "value": "119.5"
                    }, 
                    {
                        "value": "117.1"
                    }, 
                    {
                        "value": "114.7"
                    }, 
                    {
                        "value": "112.3"
                    }, 
                    {
                        "value": "109.5"
                    }, 
                    {
                        "value": "105.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.016"
                            }, 
                            {
                                "value": "0.045"
                            }, 
                            {
                                "value": "0.054"
                            }, 
                            {
                                "value": "0.079"
                            }, 
                            {
                                "value": "0.092"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.119"
                            }, 
                            {
                                "value": "0.260"
                            }, 
                            {
                                "value": "0.279"
                            }, 
                            {
                                "value": "0.372"
                            }, 
                            {
                                "value": "0.372"
                            }, 
                            {
                                "value": "0.376"
                            }, 
                            {
                                "value": "0.376"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "176"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "364"
                            }, 
                            {
                                "value": "457"
                            }, 
                            {
                                "value": "551"
                            }, 
                            {
                                "value": "582"
                            }, 
                            {
                                "value": "639"
                            }, 
                            {
                                "value": "720"
                            }, 
                            {
                                "value": "813"
                            }, 
                            {
                                "value": "907"
                            }, 
                            {
                                "value": "1001"
                            }, 
                            {
                                "value": "1101"
                            }, 
                            {
                                "value": "1214"
                            }, 
                            {
                                "value": "1314"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Monoclinic Sm2O3, O. Hunter, H.J. Korklan, and R.R. Suchomel, Journal of the American Ceramic Society, Vol. 57 6, pp. 267-268 (1974), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Samarium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Sm2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sm-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.27"
                    }, 
                    {
                        "value": "1.21"
                    }, 
                    {
                        "value": "1.17"
                    }, 
                    {
                        "value": "1.16"
                    }, 
                    {
                        "value": "1.13"
                    }, 
                    {
                        "value": "1.11"
                    }, 
                    {
                        "value": "1.08"
                    }, 
                    {
                        "value": "1.04"
                    }, 
                    {
                        "value": "1.02"
                    }, 
                    {
                        "value": "1.00"
                    }, 
                    {
                        "value": "0.98"
                    }, 
                    {
                        "value": "0.95"
                    }, 
                    {
                        "value": "0.93"
                    }, 
                    {
                        "value": "0.91"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.019"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "102"
                            }, 
                            {
                                "value": "204"
                            }, 
                            {
                                "value": "301"
                            }, 
                            {
                                "value": "405"
                            }, 
                            {
                                "value": "506"
                            }, 
                            {
                                "value": "603"
                            }, 
                            {
                                "value": "704"
                            }, 
                            {
                                "value": "805"
                            }, 
                            {
                                "value": "906"
                            }, 
                            {
                                "value": "1003"
                            }, 
                            {
                                "value": "1107"
                            }, 
                            {
                                "value": "1208"
                            }, 
                            {
                                "value": "1309"
                            }, 
                            {
                                "value": "1406"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Gruneisen Parameter"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Monoclinic Sm2O3, O. Hunter, H.J. Korklan, and R.R. Suchomel, Journal of the American Ceramic Society, Vol. 57 6, pp. 267-268 (1974), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Samarium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Sm2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sm-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.322"
                    }, 
                    {
                        "value": "0.319"
                    }, 
                    {
                        "value": "0.326"
                    }, 
                    {
                        "value": "0.328"
                    }, 
                    {
                        "value": "0.312"
                    }, 
                    {
                        "value": "0.332"
                    }, 
                    {
                        "value": "0.304"
                    }, 
                    {
                        "value": "0.319"
                    }, 
                    {
                        "value": "0.261"
                    }, 
                    {
                        "value": "0.253"
                    }, 
                    {
                        "value": "0.250"
                    }, 
                    {
                        "value": "0.242"
                    }, 
                    {
                        "value": "0.240"
                    }, 
                    {
                        "value": "0.235"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.023"
                            }, 
                            {
                                "value": "0.048"
                            }, 
                            {
                                "value": "0.053"
                            }, 
                            {
                                "value": "0.082"
                            }, 
                            {
                                "value": "0.092"
                            }, 
                            {
                                "value": "0.108"
                            }, 
                            {
                                "value": "0.116"
                            }, 
                            {
                                "value": "0.265"
                            }, 
                            {
                                "value": "0.278"
                            }, 
                            {
                                "value": "0.372"
                            }, 
                            {
                                "value": "0.373"
                            }, 
                            {
                                "value": "0.377"
                            }, 
                            {
                                "value": "0.373"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Monoclinic Sm2O3, O. Hunter, H.J. Korklan, and R.R. Suchomel, Journal of the American Ceramic Society, Vol. 57 6, pp. 267-268 (1974), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Samarium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Sm2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sm-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "52.1"
                    }, 
                    {
                        "value": "52.1"
                    }, 
                    {
                        "value": "50.5"
                    }, 
                    {
                        "value": "50.4"
                    }, 
                    {
                        "value": "46.3"
                    }, 
                    {
                        "value": "46.2"
                    }, 
                    {
                        "value": "42.1"
                    }, 
                    {
                        "value": "40.8"
                    }, 
                    {
                        "value": "26.3"
                    }, 
                    {
                        "value": "24.9"
                    }, 
                    {
                        "value": "16.2"
                    }, 
                    {
                        "value": "13.6"
                    }, 
                    {
                        "value": "52.2"
                    }, 
                    {
                        "value": "51.1"
                    }, 
                    {
                        "value": "50.3"
                    }, 
                    {
                        "value": "49.2"
                    }, 
                    {
                        "value": "49.2"
                    }, 
                    {
                        "value": "48.0"
                    }, 
                    {
                        "value": "47.3"
                    }, 
                    {
                        "value": "46.5"
                    }, 
                    {
                        "value": "42.6"
                    }, 
                    {
                        "value": "42.3"
                    }, 
                    {
                        "value": "40.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.017"
                            }, 
                            {
                                "value": "0.023"
                            }, 
                            {
                                "value": "0.047"
                            }, 
                            {
                                "value": "0.055"
                            }, 
                            {
                                "value": "0.082"
                            }, 
                            {
                                "value": "0.093"
                            }, 
                            {
                                "value": "0.108"
                            }, 
                            {
                                "value": "0.118"
                            }, 
                            {
                                "value": "0.263"
                            }, 
                            {
                                "value": "0.278"
                            }, 
                            {
                                "value": "0.373"
                            }, 
                            {
                                "value": "0.377"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.019"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "112"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "273"
                            }, 
                            {
                                "value": "378"
                            }, 
                            {
                                "value": "464"
                            }, 
                            {
                                "value": "551"
                            }, 
                            {
                                "value": "638"
                            }, 
                            {
                                "value": "724"
                            }, 
                            {
                                "value": "1003"
                            }, 
                            {
                                "value": "1102"
                            }, 
                            {
                                "value": "1207"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "203 (3%)"
                    }, 
                    {
                        "value": "197"
                    }, 
                    {
                        "value": "191"
                    }, 
                    {
                        "value": "188"
                    }, 
                    {
                        "value": "186"
                    }, 
                    {
                        "value": "184"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "442"
                    }, 
                    {
                        "value": "944"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1600"
                            }, 
                            {
                                "minimum": "1600"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0.004"
                    }, 
                    {
                        "value": "0.27"
                    }, 
                    {
                        "value": "1.6"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.36"
                    }, 
                    {
                        "value": "1.32"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1600"
                            }, 
                            {
                                "minimum": "1600"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.0815 (0.01%)"
                    }, 
                    {
                        "value": "3.0874"
                    }, 
                    {
                        "value": "3.0950"
                    }, 
                    {
                        "value": "(3.0984)"
                    }, 
                    {
                        "value": "(3.1021)"
                    }, 
                    {
                        "value": "(3.1040)"
                    }, 
                    {
                        "value": "15.117 (0.02%)"
                    }, 
                    {
                        "value": "15.144"
                    }, 
                    {
                        "value": "15.179"
                    }, 
                    {
                        "value": "(15.194)"
                    }, 
                    {
                        "value": "(15.210)"
                    }, 
                    {
                        "value": "(15.218)"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.16 (1%)"
                    }, 
                    {
                        "value": "3.14"
                    }, 
                    {
                        "value": "3.11"
                    }, 
                    {
                        "value": "3.10"
                    }, 
                    {
                        "value": "3.09"
                    }, 
                    {
                        "value": "3.08"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "415 (3%)"
                    }, 
                    {
                        "value": "404"
                    }, 
                    {
                        "value": "392"
                    }, 
                    {
                        "value": "387"
                    }, 
                    {
                        "value": "383"
                    }, 
                    {
                        "value": "380"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "359 (15%)"
                    }, 
                    {
                        "value": "359"
                    }, 
                    {
                        "value": "397"
                    }, 
                    {
                        "value": "437"
                    }, 
                    {
                        "value": "446"
                    }, 
                    {
                        "value": "446"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.1 (10%)"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.1"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.7 (21%)"
                    }, 
                    {
                        "value": "0.4"
                    }, 
                    {
                        "value": "0.4"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Friction Coefficient"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "32 (15%)"
                    }, 
                    {
                        "value": "17"
                    }, 
                    {
                        "value": "8.9"
                    }, 
                    {
                        "value": "(6.9)"
                    }, 
                    {
                        "value": "(5.3)"
                    }, 
                    {
                        "value": "(4.6)"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.16 (25%)"
                    }, 
                    {
                        "value": "0.159"
                    }, 
                    {
                        "value": "0.157"
                    }, 
                    {
                        "value": "0.157"
                    }, 
                    {
                        "value": "0.156"
                    }, 
                    {
                        "value": "0.156"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "179 (3%)"
                    }, 
                    {
                        "value": "174"
                    }, 
                    {
                        "value": "169"
                    }, 
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "166"
                    }, 
                    {
                        "value": "165"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "11.82 (2%)"
                    }, 
                    {
                        "value": "11.69"
                    }, 
                    {
                        "value": "11.57"
                    }, 
                    {
                        "value": "11.52"
                    }, 
                    {
                        "value": "11.47"
                    }, 
                    {
                        "value": "11.44"
                    }, 
                    {
                        "value": "7.52 (2%)"
                    }, 
                    {
                        "value": "7.45"
                    }, 
                    {
                        "value": "7.38"
                    }, 
                    {
                        "value": "7.35"
                    }, 
                    {
                        "value": "7.32"
                    }, 
                    {
                        "value": "7.31"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }
                        ], 
                        "name": "Mode"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "715 (5%)"
                    }, 
                    {
                        "value": "1086"
                    }, 
                    {
                        "value": "1240"
                    }, 
                    {
                        "value": "1282"
                    }, 
                    {
                        "value": "1318"
                    }, 
                    {
                        "value": "1336"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "250 (6%)"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "250"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "114 (8%)"
                    }, 
                    {
                        "value": "55.1"
                    }, 
                    {
                        "value": "35.7"
                    }, 
                    {
                        "value": "31.3"
                    }, 
                    {
                        "value": "27.8"
                    }, 
                    {
                        "value": "26.3"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.50 (12%)"
                    }, 
                    {
                        "value": "0.16"
                    }, 
                    {
                        "value": "0.092"
                    }, 
                    {
                        "value": "0.079"
                    }, 
                    {
                        "value": "0.068"
                    }, 
                    {
                        "value": "0.064"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.1 (10%)"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "5.5"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "-4.0 (5%)"
                    }, 
                    {
                        "value": "-3.6"
                    }, 
                    {
                        "value": "-3.6"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Log Wear Coefficient"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of a Sintered $\\alpha$-SiC, R.G. Munro, Journal of Physical and Chemical Reference Data, Vol. 26 5, pp. 1195-1203 (1997), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "11 (27%)"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "11"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NT-164"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "59", 
                        "value": "925"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "mm/s", 
                        "scalars": [
                            {
                                "value": "0.000004"
                            }
                        ], 
                        "name": "Crosshead Speed"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NT-164"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "700"
                    }, 
                    {
                        "value": "567"
                    }, 
                    {
                        "value": "546"
                    }, 
                    {
                        "value": "388"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1350"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "mm/s", 
                        "scalars": [
                            {
                                "value": "0.0004"
                            }, 
                            {
                                "value": "0.0004"
                            }, 
                            {
                                "value": "0.000004"
                            }, 
                            {
                                "value": "0.000004"
                            }
                        ], 
                        "name": "Load Rate"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Hafnium and Zirconium Oxides Stabilized with Praseodymium or Terbium Oxide, S. L. Dole and O. Hunter,Jr., Journal of the American Ceramic Society, Vol. 66 3, pp. C-47-C-49 (1983), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2.0.5Pr2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O:Pr"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "242.7"
                    }, 
                    {
                        "value": "224.4"
                    }, 
                    {
                        "value": "202.9"
                    }, 
                    {
                        "value": "185.1"
                    }, 
                    {
                        "value": "224.4"
                    }, 
                    {
                        "value": "221.3"
                    }, 
                    {
                        "value": "219.4"
                    }, 
                    {
                        "value": "217.5"
                    }, 
                    {
                        "value": "216.8"
                    }, 
                    {
                        "value": "214.9"
                    }, 
                    {
                        "value": "213.0"
                    }, 
                    {
                        "value": "211.7"
                    }, 
                    {
                        "value": "209.2"
                    }, 
                    {
                        "value": "207.3"
                    }, 
                    {
                        "value": "205.4"
                    }, 
                    {
                        "value": "204.1"
                    }, 
                    {
                        "value": "202.2"
                    }, 
                    {
                        "value": "199.6"
                    }, 
                    {
                        "value": "197.1"
                    }, 
                    {
                        "value": "195.8"
                    }, 
                    {
                        "value": "193.3"
                    }, 
                    {
                        "value": "190.1"
                    }, 
                    {
                        "value": "188.2"
                    }, 
                    {
                        "value": "185.0"
                    }, 
                    {
                        "value": "183.1"
                    }, 
                    {
                        "value": "182.5"
                    }, 
                    {
                        "value": "181.2"
                    }, 
                    {
                        "value": "179.4"
                    }, 
                    {
                        "value": "178.1"
                    }, 
                    {
                        "value": "171.9"
                    }, 
                    {
                        "value": "167.0"
                    }, 
                    {
                        "value": "164.5"
                    }, 
                    {
                        "value": "160.2"
                    }, 
                    {
                        "value": "158.4"
                    }, 
                    {
                        "value": "157.1"
                    }, 
                    {
                        "value": "154.0"
                    }, 
                    {
                        "value": "149.7"
                    }, 
                    {
                        "value": "147.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.001"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.071"
                            }, 
                            {
                                "value": "0.088"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.042"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "122"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "229"
                            }, 
                            {
                                "value": "287"
                            }, 
                            {
                                "value": "337"
                            }, 
                            {
                                "value": "411"
                            }, 
                            {
                                "value": "461"
                            }, 
                            {
                                "value": "535"
                            }, 
                            {
                                "value": "617"
                            }, 
                            {
                                "value": "683"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "824"
                            }, 
                            {
                                "value": "890"
                            }, 
                            {
                                "value": "981"
                            }, 
                            {
                                "value": "1064"
                            }, 
                            {
                                "value": "1129"
                            }, 
                            {
                                "value": "1212"
                            }, 
                            {
                                "value": "1311"
                            }, 
                            {
                                "value": "1385"
                            }, 
                            {
                                "value": "1426"
                            }, 
                            {
                                "value": "1467"
                            }, 
                            {
                                "value": "1509"
                            }, 
                            {
                                "value": "1525"
                            }, 
                            {
                                "value": "1541"
                            }, 
                            {
                                "value": "1581"
                            }, 
                            {
                                "value": "1604"
                            }, 
                            {
                                "value": "1620"
                            }, 
                            {
                                "value": "1627"
                            }, 
                            {
                                "value": "1643"
                            }, 
                            {
                                "value": "1659"
                            }, 
                            {
                                "value": "1691"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1739"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Hafnium and Zirconium Oxides Stabilized with Praseodymium or Terbium Oxide, S. L. Dole and O. Hunter,Jr., Journal of the American Ceramic Society, Vol. 66 3, pp. C-47-C-49 (1983), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2.0.5Pr2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O:Pr"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "94.8"
                    }, 
                    {
                        "value": "88.1"
                    }, 
                    {
                        "value": "82.9"
                    }, 
                    {
                        "value": "70.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.001"
                            }, 
                            {
                                "value": "0.042"
                            }, 
                            {
                                "value": "0.071"
                            }, 
                            {
                                "value": "0.088"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Properties of Hafnium and Zirconium Oxides Stabilized with Praseodymium or Terbium Oxide, S. L. Dole and O. Hunter,Jr., Journal of the American Ceramic Society, Vol. 66 3, pp. C-47-C-49 (1983), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2.0.5Tb2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O:Tb"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "207.6"
                    }, 
                    {
                        "value": "178.5"
                    }, 
                    {
                        "value": "172.3"
                    }, 
                    {
                        "value": "162.4"
                    }, 
                    {
                        "value": "207.3"
                    }, 
                    {
                        "value": "202.2"
                    }, 
                    {
                        "value": "194.1"
                    }, 
                    {
                        "value": "188.5"
                    }, 
                    {
                        "value": "184.8"
                    }, 
                    {
                        "value": "183.4"
                    }, 
                    {
                        "value": "181.5"
                    }, 
                    {
                        "value": "179.6"
                    }, 
                    {
                        "value": "177.6"
                    }, 
                    {
                        "value": "177.6"
                    }, 
                    {
                        "value": "176.3"
                    }, 
                    {
                        "value": "173.1"
                    }, 
                    {
                        "value": "171.2"
                    }, 
                    {
                        "value": "168.0"
                    }, 
                    {
                        "value": "166.7"
                    }, 
                    {
                        "value": "164.7"
                    }, 
                    {
                        "value": "160.3"
                    }, 
                    {
                        "value": "155.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.147"
                            }, 
                            {
                                "value": "0.176"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.066"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "34"
                            }, 
                            {
                                "value": "157"
                            }, 
                            {
                                "value": "271"
                            }, 
                            {
                                "value": "361"
                            }, 
                            {
                                "value": "452"
                            }, 
                            {
                                "value": "543"
                            }, 
                            {
                                "value": "634"
                            }, 
                            {
                                "value": "717"
                            }, 
                            {
                                "value": "816"
                            }, 
                            {
                                "value": "849"
                            }, 
                            {
                                "value": "924"
                            }, 
                            {
                                "value": "1039"
                            }, 
                            {
                                "value": "1147"
                            }, 
                            {
                                "value": "1263"
                            }, 
                            {
                                "value": "1354"
                            }, 
                            {
                                "value": "1420"
                            }, 
                            {
                                "value": "1535"
                            }, 
                            {
                                "value": "1642"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Properties of Hafnium and Zirconium Oxides Stabilized with Praseodymium or Terbium Oxide, S. L. Dole and O. Hunter,Jr., Journal of the American Ceramic Society, Vol. 66 3, pp. C-47-C-49 (1983), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2.0.5Tb2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O:Tb"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "81.8"
                    }, 
                    {
                        "value": "70.2"
                    }, 
                    {
                        "value": "67.4"
                    }, 
                    {
                        "value": "65.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.147"
                            }, 
                            {
                                "value": "0.176"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Hafnium and Zirconium Oxides Stabilized with Praseodymium or Terbium Oxide, S. L. Dole and O. Hunter,Jr., Journal of the American Ceramic Society, Vol. 66 3, pp. C-47-C-49 (1983), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.0.5Pr2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Pr"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "222.5"
                    }, 
                    {
                        "value": "227.1"
                    }, 
                    {
                        "value": "207.1"
                    }, 
                    {
                        "value": "216.4"
                    }, 
                    {
                        "value": "170.8"
                    }, 
                    {
                        "value": "229.3"
                    }, 
                    {
                        "value": "227.5"
                    }, 
                    {
                        "value": "225.6"
                    }, 
                    {
                        "value": "223.7"
                    }, 
                    {
                        "value": "221.2"
                    }, 
                    {
                        "value": "219.3"
                    }, 
                    {
                        "value": "218.1"
                    }, 
                    {
                        "value": "216.2"
                    }, 
                    {
                        "value": "214.3"
                    }, 
                    {
                        "value": "211.8"
                    }, 
                    {
                        "value": "211.1"
                    }, 
                    {
                        "value": "209.9"
                    }, 
                    {
                        "value": "208.0"
                    }, 
                    {
                        "value": "206.1"
                    }, 
                    {
                        "value": "203.6"
                    }, 
                    {
                        "value": "201.1"
                    }, 
                    {
                        "value": "198.5"
                    }, 
                    {
                        "value": "197.3"
                    }, 
                    {
                        "value": "195.4"
                    }, 
                    {
                        "value": "193.5"
                    }, 
                    {
                        "value": "190.4"
                    }, 
                    {
                        "value": "188.5"
                    }, 
                    {
                        "value": "185.3"
                    }, 
                    {
                        "value": "183.4"
                    }, 
                    {
                        "value": "180.3"
                    }, 
                    {
                        "value": "179.7"
                    }, 
                    {
                        "value": "179.0"
                    }, 
                    {
                        "value": "177.2"
                    }, 
                    {
                        "value": "175.3"
                    }, 
                    {
                        "value": "172.8"
                    }, 
                    {
                        "value": "171.6"
                    }, 
                    {
                        "value": "168.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.010"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.025"
                            }, 
                            {
                                "value": "0.129"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "41"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "107"
                            }, 
                            {
                                "value": "173"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "329"
                            }, 
                            {
                                "value": "412"
                            }, 
                            {
                                "value": "453"
                            }, 
                            {
                                "value": "527"
                            }, 
                            {
                                "value": "569"
                            }, 
                            {
                                "value": "602"
                            }, 
                            {
                                "value": "676"
                            }, 
                            {
                                "value": "734"
                            }, 
                            {
                                "value": "808"
                            }, 
                            {
                                "value": "874"
                            }, 
                            {
                                "value": "956"
                            }, 
                            {
                                "value": "989"
                            }, 
                            {
                                "value": "1038"
                            }, 
                            {
                                "value": "1113"
                            }, 
                            {
                                "value": "1195"
                            }, 
                            {
                                "value": "1278"
                            }, 
                            {
                                "value": "1360"
                            }, 
                            {
                                "value": "1418"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1517"
                            }, 
                            {
                                "value": "1541"
                            }, 
                            {
                                "value": "1574"
                            }, 
                            {
                                "value": "1640"
                            }, 
                            {
                                "value": "1664"
                            }, 
                            {
                                "value": "1697"
                            }, 
                            {
                                "value": "1721"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Properties of Hafnium and Zirconium Oxides Stabilized with Praseodymium or Terbium Oxide, S. L. Dole and O. Hunter,Jr., Journal of the American Ceramic Society, Vol. 66 3, pp. C-47-C-49 (1983), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.0.5Pr2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Pr"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "86.2"
                    }, 
                    {
                        "value": "86.1"
                    }, 
                    {
                        "value": "82.5"
                    }, 
                    {
                        "value": "87.1"
                    }, 
                    {
                        "value": "65.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.010"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.025"
                            }, 
                            {
                                "value": "0.129"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Hafnium and Zirconium Oxides Stabilized with Praseodymium or Terbium Oxide, S. L. Dole and O. Hunter,Jr., Journal of the American Ceramic Society, Vol. 66 3, pp. C-47-C-49 (1983), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.0.5Tb2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Tb"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "195.1"
                    }, 
                    {
                        "value": "190.3"
                    }, 
                    {
                        "value": "179.6"
                    }, 
                    {
                        "value": "177.2"
                    }, 
                    {
                        "value": "166.5"
                    }, 
                    {
                        "value": "158.0"
                    }, 
                    {
                        "value": "195.2"
                    }, 
                    {
                        "value": "193.3"
                    }, 
                    {
                        "value": "191.4"
                    }, 
                    {
                        "value": "189.0"
                    }, 
                    {
                        "value": "182.8"
                    }, 
                    {
                        "value": "182.1"
                    }, 
                    {
                        "value": "180.9"
                    }, 
                    {
                        "value": "173.5"
                    }, 
                    {
                        "value": "171.0"
                    }, 
                    {
                        "value": "169.0"
                    }, 
                    {
                        "value": "168.4"
                    }, 
                    {
                        "value": "165.9"
                    }, 
                    {
                        "value": "163.9"
                    }, 
                    {
                        "value": "160.8"
                    }, 
                    {
                        "value": "158.8"
                    }, 
                    {
                        "value": "155.7"
                    }, 
                    {
                        "value": "154.4"
                    }, 
                    {
                        "value": "150.0"
                    }, 
                    {
                        "value": "146.2"
                    }, 
                    {
                        "value": "141.9"
                    }, 
                    {
                        "value": "137.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.060"
                            }, 
                            {
                                "value": "0.077"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.097"
                            }, 
                            {
                                "value": "0.121"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.051"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "145"
                            }, 
                            {
                                "value": "186"
                            }, 
                            {
                                "value": "276"
                            }, 
                            {
                                "value": "301"
                            }, 
                            {
                                "value": "317"
                            }, 
                            {
                                "value": "406"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "629"
                            }, 
                            {
                                "value": "720"
                            }, 
                            {
                                "value": "836"
                            }, 
                            {
                                "value": "919"
                            }, 
                            {
                                "value": "1026"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1233"
                            }, 
                            {
                                "value": "1340"
                            }, 
                            {
                                "value": "1439"
                            }, 
                            {
                                "value": "1537"
                            }, 
                            {
                                "value": "1636"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Hafnium and Zirconium Oxides Stabilized with Praseodymium or Terbium Oxide, S. L. Dole and O. Hunter,Jr., Journal of the American Ceramic Society, Vol. 66 3, pp. C-47-C-49 (1983), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.0.5Tb2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Tb"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "76.2"
                    }, 
                    {
                        "value": "73.8"
                    }, 
                    {
                        "value": "73.6"
                    }, 
                    {
                        "value": "68.9"
                    }, 
                    {
                        "value": "74.5"
                    }, 
                    {
                        "value": "62.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.060"
                            }, 
                            {
                                "value": "0.077"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.097"
                            }, 
                            {
                                "value": "0.121"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Isotopic Dependence of the Lattice Constant of Diamond, H. Holloway, K.C. Hass, M.A. Tamor, T.R. Anthony, and W.F. Banholzer, Physical Review B, Vol. 44 13, pp. 7123-7126 (1991), published by American Physical Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "General Electric Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.56715"
                    }, 
                    {
                        "value": "3.56704"
                    }, 
                    {
                        "value": "3.56694"
                    }, 
                    {
                        "value": "3.56683"
                    }, 
                    {
                        "value": "3.56673"
                    }, 
                    {
                        "value": "3.56662"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "1.0"
                            }
                        ], 
                        "name": "Atom Fraction of 13C"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sputtering"
            }
        ], 
        "references": [
            {
                "citation": "Youngs Modulus of TiN, TiC, ZrN and HfN, E. Torok, A.J. Perry, L. Chollet, and W.D. Sproul, Thin Solid Films, Vol. 153, pp. 37-43 (1987), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiNx", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "500"
                    }, 
                    {
                        "value": "540"
                    }, 
                    {
                        "value": "590"
                    }, 
                    {
                        "value": "600"
                    }, 
                    {
                        "value": "620"
                    }, 
                    {
                        "value": "680"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.53"
                            }, 
                            {
                                "value": "0.76"
                            }, 
                            {
                                "value": "0.83"
                            }, 
                            {
                                "value": "0.94"
                            }, 
                            {
                                "value": "1.01"
                            }, 
                            {
                                "value": "1.04"
                            }
                        ], 
                        "name": "x"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sputtering"
            }
        ], 
        "references": [
            {
                "citation": "Youngs Modulus of TiN, TiC, ZrN and HfN, E. Torok, A.J. Perry, L. Chollet, and W.D. Sproul, Thin Solid Films, Vol. 153, pp. 37-43 (1987), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Zirconium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrNx", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "480"
                    }, 
                    {
                        "value": "450"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "430"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.99"
                            }, 
                            {
                                "value": "1.00"
                            }, 
                            {
                                "value": "1.11"
                            }, 
                            {
                                "value": "1.12"
                            }
                        ], 
                        "name": "x"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sputtering"
            }
        ], 
        "references": [
            {
                "citation": "Youngs Modulus of TiN, TiC, ZrN and HfN, E. Torok, A.J. Perry, L. Chollet, and W.D. Sproul, Thin Solid Films, Vol. 153, pp. 37-43 (1987), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Hafnium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfNx", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "340"
                    }, 
                    {
                        "value": "420"
                    }, 
                    {
                        "value": "390"
                    }, 
                    {
                        "value": "390"
                    }, 
                    {
                        "value": "340"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.85"
                            }, 
                            {
                                "value": "0.88"
                            }, 
                            {
                                "value": "0.89"
                            }, 
                            {
                                "value": "0.92"
                            }, 
                            {
                                "value": "1.10"
                            }
                        ], 
                        "name": "x"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sputtering"
            }
        ], 
        "references": [
            {
                "citation": "Youngs Modulus of TiN, TiC, ZrN and HfN, E. Torok, A.J. Perry, L. Chollet, and W.D. Sproul, Thin Solid Films, Vol. 153, pp. 37-43 (1987), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Titanium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiCx", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "360"
                    }, 
                    {
                        "value": "650"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.55"
                            }, 
                            {
                                "value": "0.64"
                            }, 
                            {
                                "value": "0.67"
                            }, 
                            {
                                "value": "0.99"
                            }
                        ], 
                        "name": "x"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Ultrasonic Phase Velocity and Elastic Modulus in Isotopically Enhanced Manufactured Diamonds, D.C. Hurley, R.S. Gilmore, and W.F. Banholzer, Journal of Applied Physics, Vol. 76 12, pp. 7726-7730 (1994), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "GE Superabrasives"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.512"
                            }, 
                            {
                                "value": "3.512"
                            }, 
                            {
                                "value": "3.515"
                            }, 
                            {
                                "value": "3.659"
                            }, 
                            {
                                "value": "3.659"
                            }, 
                            {
                                "value": "3.803"
                            }, 
                            {
                                "value": "3.512"
                            }, 
                            {
                                "value": "3.512"
                            }, 
                            {
                                "value": "3.659"
                            }, 
                            {
                                "value": "3.659"
                            }, 
                            {
                                "value": "3.803"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "99.0"
                            }
                        ], 
                        "name": "Atom Fraction of 13C"
                    }
                ], 
                "matrices": [
                    [
                        [
                            {
                                "uncertainty": "6", 
                                "value": "1092"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "uncertainty": "3", 
                                "value": "584"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ]
                    ]
                ], 
                "name": "Elasticity Tensor"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Ultrasonic Phase Velocity and Elastic Modulus in Isotopically Enhanced Manufactured Diamonds, D.C. Hurley, R.S. Gilmore, and W.F. Banholzer, Journal of Applied Physics, Vol. 76 12, pp. 7726-7730 (1994), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "GE Superabrasives"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.11", 
                        "value": "17.64"
                    }, 
                    {
                        "uncertainty": "0.06", 
                        "value": "17.60"
                    }, 
                    {
                        "uncertainty": "0.07", 
                        "value": "17.68"
                    }, 
                    {
                        "uncertainty": "0.08", 
                        "value": "17.38"
                    }, 
                    {
                        "uncertainty": "0.05", 
                        "value": "17.27"
                    }, 
                    {
                        "uncertainty": "0.06", 
                        "value": "16.94"
                    }, 
                    {
                        "uncertainty": "0.08", 
                        "value": "13.03"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "12.90"
                    }, 
                    {
                        "uncertainty": "0.06", 
                        "value": "12.66"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "12.59"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "12.39"
                    }, 
                    {
                        "uncertainty": "0.02", 
                        "value": "18.59"
                    }, 
                    {
                        "uncertainty": "0.02", 
                        "value": "18.61"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "18.65"
                    }, 
                    {
                        "uncertainty": "0.02", 
                        "value": "12.31"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "12.27"
                    }, 
                    {
                        "uncertainty": "0.02", 
                        "value": "12.13"
                    }, 
                    {
                        "uncertainty": "0.02", 
                        "value": "12.00"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "11.94"
                    }, 
                    {
                        "uncertainty": "0.02", 
                        "value": "12.03"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }
                        ], 
                        "name": "Crystal Direction"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Transverse"
                            }, 
                            {
                                "value": "Transverse"
                            }, 
                            {
                                "value": "Transverse"
                            }, 
                            {
                                "value": "Transverse"
                            }, 
                            {
                                "value": "Transverse"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Transverse, 1"
                            }, 
                            {
                                "value": "Transverse, 1"
                            }, 
                            {
                                "value": "Transverse, 1"
                            }, 
                            {
                                "value": "Transverse, 2"
                            }, 
                            {
                                "value": "Transverse, 2"
                            }, 
                            {
                                "value": "Transverse, 2"
                            }
                        ], 
                        "name": "Mode"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "99.0"
                            }
                        ], 
                        "name": "Atom Fraction of 13C"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Densification of Titanium Diboride by Hot Isostatic Pressing and Production of Near-Net-Shape Components, J. Besson, F. Valin, P. Lointier, and M. Boncoeur, Journal of Materials Engineering and Performance, Vol. 1 5, pp. 637-649 (1992), published by ASM International."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "141"
                    }, 
                    {
                        "value": "227"
                    }, 
                    {
                        "value": "392"
                    }, 
                    {
                        "value": "495"
                    }, 
                    {
                        "value": "563"
                    }, 
                    {
                        "value": "589"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "86"
                            }, 
                            {
                                "value": "91"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Densification of Titanium Diboride by Hot Isostatic Pressing and Production of Near-Net-Shape Components, J. Besson, F. Valin, P. Lointier, and M. Boncoeur, Journal of Materials Engineering and Performance, Vol. 1 5, pp. 637-649 (1992), published by ASM International."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "720"
                    }, 
                    {
                        "value": "881"
                    }, 
                    {
                        "value": "469"
                    }, 
                    {
                        "value": "471"
                    }, 
                    {
                        "value": "285"
                    }, 
                    {
                        "value": "476"
                    }, 
                    {
                        "value": "570"
                    }, 
                    {
                        "value": "353"
                    }, 
                    {
                        "value": "263"
                    }, 
                    {
                        "value": "253"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Powder"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Densification of Titanium Diboride by Hot Isostatic Pressing and Production of Near-Net-Shape Components, J. Besson, F. Valin, P. Lointier, and M. Boncoeur, Journal of Materials Engineering and Performance, Vol. 1 5, pp. 637-649 (1992), published by ASM International."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "5.0"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "6.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Powder"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "600"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Densification of Titanium Diboride by Hot Isostatic Pressing and Production of Near-Net-Shape Components, J. Besson, F. Valin, P. Lointier, and M. Boncoeur, Journal of Materials Engineering and Performance, Vol. 1 5, pp. 637-649 (1992), published by ASM International."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "4.2"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Powder"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Densification of Titanium Diboride by Hot Isostatic Pressing and Production of Near-Net-Shape Components, J. Besson, F. Valin, P. Lointier, and M. Boncoeur, Journal of Materials Engineering and Performance, Vol. 1 5, pp. 637-649 (1992), published by ASM International."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1", 
                        "value": "22"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Powder"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Mechanisms of a Coarse-Grained, Transparent MgAl2O4 at Elevated Temperatures, K.W. White and G.P. Kelkar, Journal of the American Ceramic Society, Vol. 75 12, pp. 3440-3444 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "275"
                    }, 
                    {
                        "value": "264"
                    }, 
                    {
                        "value": "259"
                    }, 
                    {
                        "value": "252"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "200"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Mechanisms of a Coarse-Grained, Transparent MgAl2O4 at Elevated Temperatures, K.W. White and G.P. Kelkar, Journal of the American Ceramic Society, Vol. 75 12, pp. 3440-3444 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "1.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of Al2O3 with an Unstabilized ZrO2 Dis persed Phase, N. Claussen, Journal of the American Ceramic Society, Vol. 59 1, pp. 49-51 (1976), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "ZrO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of Al2O3 with an Unstabilized ZrO2 Dis persed Phase, N. Claussen, Journal of the American Ceramic Society, Vol. 59 1, pp. 49-51 (1976), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "549"
                    }, 
                    {
                        "value": "544"
                    }, 
                    {
                        "value": "501"
                    }, 
                    {
                        "value": "479"
                    }, 
                    {
                        "value": "468"
                    }, 
                    {
                        "value": "312"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "ZrO2-II"
                            }
                        ], 
                        "name": "ZrO2Type"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of Al2O3 with an Unstabilized ZrO2 Dis persed Phase, N. Claussen, Journal of the American Ceramic Society, Vol. 59 1, pp. 49-51 (1976), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "8.8"
                    }, 
                    {
                        "value": "5.7"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.9"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "7.3"
                    }, 
                    {
                        "value": "9.7"
                    }, 
                    {
                        "value": "4.8"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "ZrO2-I"
                            }, 
                            {
                                "value": "ZrO2-I"
                            }, 
                            {
                                "value": "ZrO2-I"
                            }, 
                            {
                                "value": "ZrO2-I"
                            }, 
                            {
                                "value": "ZrO2-I"
                            }, 
                            {
                                "value": "ZrO2-II"
                            }, 
                            {
                                "value": "ZrO2-II"
                            }, 
                            {
                                "value": "ZrO2-II"
                            }, 
                            {
                                "value": "ZrO2-II"
                            }, 
                            {
                                "value": "ZrO2-II"
                            }, 
                            {
                                "value": "ZrO2-II"
                            }, 
                            {
                                "value": "ZrO2-II"
                            }, 
                            {
                                "value": "ZrO2-II"
                            }
                        ], 
                        "name": "ZrO2Type"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Natural Specimen"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Propeties of Natural Diamonds at 1200 \u00b0C, N.V. Novikov, S.N. Dub, V.I. Malnev, and V.V. Beskrovanov, Diamond and Related Materials, Vol. 3, pp. 198-204 (1994), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "3.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "12.2"
                            }, 
                            {
                                "value": "12.8"
                            }, 
                            {
                                "value": "15.0"
                            }, 
                            {
                                "value": "12.1"
                            }, 
                            {
                                "value": "16.6"
                            }
                        ], 
                        "name": "Load"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1190"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1160"
                            }, 
                            {
                                "value": "1190"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "IIa"
                            }, 
                            {
                                "value": "IIa"
                            }, 
                            {
                                "value": "IaB"
                            }, 
                            {
                                "value": "IaB"
                            }, 
                            {
                                "value": "Ia"
                            }
                        ], 
                        "name": "Type of Zone"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1162"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
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                        "value": "46"
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                        "value": "42"
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                    {
                        "value": "39"
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                ], 
                "units": "GPa", 
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                    {
                        "units": "N", 
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                                "value": "12.2"
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                            {
                                "value": "12.8"
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                            {
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                                "value": "1100"
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        ], 
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            {
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                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "22"
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            }, 
            {
                "scalars": [
                    {
                        "value": "NCX-34"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.2"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Oxidation and Oxidation Under Load on Strength Distributions of Si3N4, T.E. Easler, R.C. Bradt, and R.E. Tressler, Journal of the American Ceramic Society, Vol. 65 6, pp. 317-320 (1982), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NCX-34"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "14.1"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "14.3"
                    }, 
                    {
                        "value": "7.6"
                    }, 
                    {
                        "value": "9.7"
                    }, 
                    {
                        "value": "7.9"
                    }
                ], 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "20.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }
                        ], 
                        "name": "Oxidation Time"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "158"
                            }
                        ], 
                        "name": "Static Load"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base: September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SrO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.38"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Amount and Composition of Additives on the Fracture Toughness of Silicon Nitride, H.J. Choi, Y.W. Kim, and J.G. Lee, Journal of Materials Science Letters, Vol. 15, pp. 375-377 (1996), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "name": "Fracture Toughness", 
                "scalars": [
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "6.2"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.2"
                    }
                ], 
                "maximum": [
                    " 5.5", 
                    " 6.4", 
                    " 6.3", 
                    " 6.5", 
                    " 6.3", 
                    " 5.0", 
                    " 5.3", 
                    " 5.3"
                ], 
                "minimum": [
                    "5.2 ", 
                    "5.7 ", 
                    "5.7 ", 
                    "5.9 ", 
                    "5.7 ", 
                    "4.9 ", 
                    "5.1 ", 
                    "5.2 "
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }
                        ], 
                        "name": "Volume Fraction of Additives"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "3.2 : 1"
                            }, 
                            {
                                "value": "2 : 1"
                            }, 
                            {
                                "value": "2 : 1"
                            }, 
                            {
                                "value": "2 : 1"
                            }, 
                            {
                                "value": "2 : 1"
                            }, 
                            {
                                "value": "3 : 1"
                            }, 
                            {
                                "value": "4 : 1"
                            }, 
                            {
                                "value": "5 : 1"
                            }
                        ], 
                        "name": "Molar Ratio SiO2:Y2O3"
                    }
                ]
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Strength of TiB2 Ceramics, J. Matsushita, T. Suzuki, and A. Sano, Journal of the Ceramic Society of Japan, Vol. 101 9, pp. 1074-1077 (1993), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "385"
                    }, 
                    {
                        "value": "571"
                    }, 
                    {
                        "value": "629"
                    }, 
                    {
                        "value": "377"
                    }, 
                    {
                        "value": "389"
                    }, 
                    {
                        "value": "434"
                    }, 
                    {
                        "value": "457"
                    }, 
                    {
                        "value": "411"
                    }, 
                    {
                        "value": "446"
                    }, 
                    {
                        "value": "441"
                    }, 
                    {
                        "value": "404"
                    }, 
                    {
                        "value": "287"
                    }, 
                    {
                        "value": "202"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }
                        ], 
                        "name": "Test Environment"
                    }, 
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Oxidation Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Strength of TiB2 Ceramics, J. Matsushita, T. Suzuki, and A. Sano, Journal of the Ceramic Society of Japan, Vol. 101 9, pp. 1074-1077 (1993), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "8.2"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "25", 
                                "maximum": "800"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Aluminum Oxide in Acids and Caustic Solutions, W. Genthe and H. Hausner, Berichte der Deutshen Keramischen Gesellschaft, Vol. 67 1, pp. 6-10 (1990), published by Deutsche Keramische Gesellschaft e.V.."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "0.010"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A-S 0.0"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Aluminum Oxide in Acids and Caustic Solutions, W. Genthe and H. Hausner, Berichte der Deutshen Keramischen Gesellschaft, Vol. 67 1, pp. 6-10 (1990), published by Deutsche Keramische Gesellschaft e.V.."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.5"
                            }, 
                            {
                                "value": "0.029"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A-S 3.0"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Aluminum Oxide in Acids and Caustic Solutions, W. Genthe and H. Hausner, Berichte der Deutshen Keramischen Gesellschaft, Vol. 67 1, pp. 6-10 (1990), published by Deutsche Keramische Gesellschaft e.V.."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "96.6"
                            }, 
                            {
                                "value": "3.150"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A-S 300"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Aluminum Oxide in Acids and Caustic Solutions, W. Genthe and H. Hausner, Berichte der Deutshen Keramischen Gesellschaft, Vol. 67 1, pp. 6-10 (1990), published by Deutsche Keramische Gesellschaft e.V.."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "MgO"
                    }, 
                    {
                        "value": "Na2O"
                    }, 
                    {
                        "value": "Fe2O3"
                    }, 
                    {
                        "value": "CaO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "ppm", 
                        "scalars": [
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "70"
                            }
                        ], 
                        "name": "Amount of Impurity"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A-S 0.0"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Aluminum Oxide in Acids and Caustic Solutions, W. Genthe and H. Hausner, Berichte der Deutshen Keramischen Gesellschaft, Vol. 67 1, pp. 6-10 (1990), published by Deutsche Keramische Gesellschaft e.V.."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "MgO"
                    }, 
                    {
                        "value": "Na2O"
                    }, 
                    {
                        "value": "Fe2O3"
                    }, 
                    {
                        "value": "CaO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "ppm", 
                        "scalars": [
                            {
                                "value": "530"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "120"
                            }
                        ], 
                        "name": "Amount of Impurity"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A-S 3.0"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Aluminum Oxide in Acids and Caustic Solutions, W. Genthe and H. Hausner, Berichte der Deutshen Keramischen Gesellschaft, Vol. 67 1, pp. 6-10 (1990), published by Deutsche Keramische Gesellschaft e.V.."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "MgO"
                    }, 
                    {
                        "value": "Na2O"
                    }, 
                    {
                        "value": "Fe2O3"
                    }, 
                    {
                        "value": "CaO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "ppm", 
                        "scalars": [
                            {
                                "value": "390"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "140"
                            }
                        ], 
                        "name": "Amount of Impurity"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A-S 300"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Corrosion of Aluminum Oxide in Acids and Caustic Solutions, W. Genthe and H. Hausner, Berichte der Deutshen Keramischen Gesellschaft, Vol. 67 1, pp. 6-10 (1990), published by Deutsche Keramische Gesellschaft e.V.."
            }
        ], 
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            "Alumina"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0032"
                    }, 
                    {
                        "value": "0.0056"
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                    {
                        "value": "0.0056"
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                    {
                        "value": "0.0025"
                    }, 
                    {
                        "value": "0.016"
                    }, 
                    {
                        "value": "0.096"
                    }, 
                    {
                        "value": "0.0046"
                    }, 
                    {
                        "value": "0.0090"
                    }, 
                    {
                        "value": "0.0092"
                    }, 
                    {
                        "value": "0.020"
                    }, 
                    {
                        "value": "0.074"
                    }, 
                    {
                        "value": "0.074"
                    }, 
                    {
                        "value": "0.00087"
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                    {
                        "value": "0.0099"
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                    {
                        "value": "0.042"
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                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "121"
                            }, 
                            {
                                "value": "166"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "47"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "123"
                            }, 
                            {
                                "value": "193"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "96"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "85"
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                            {
                                "value": "85"
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                            {
                                "value": "64"
                            }, 
                            {
                                "value": "85"
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                            {
                                "value": "120"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "200"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "HF"
                            }, 
                            {
                                "value": "HF"
                            }, 
                            {
                                "value": "HF"
                            }, 
                            {
                                "value": "HF"
                            }, 
                            {
                                "value": "HF"
                            }, 
                            {
                                "value": "HF"
                            }, 
                            {
                                "value": "HCl"
                            }, 
                            {
                                "value": "HCl"
                            }, 
                            {
                                "value": "HCl"
                            }, 
                            {
                                "value": "HCl"
                            }, 
                            {
                                "value": "HCl"
                            }, 
                            {
                                "value": "HCl"
                            }, 
                            {
                                "value": "H2SO4"
                            }, 
                            {
                                "value": "H2SO4"
                            }, 
                            {
                                "value": "H2SO4"
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                        ], 
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                    }, 
                    {
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                                "value": "A-S 0.0"
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Sintering"
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        ], 
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                "citation": "Corrosion of Aluminum Oxide in Acids and Caustic Solutions, W. Genthe and H. Hausner, Berichte der Deutshen Keramischen Gesellschaft, Vol. 67 1, pp. 6-10 (1990), published by Deutsche Keramische Gesellschaft e.V.."
            }
        ], 
        "names": [
            "Alumina"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
                    {
                        "value": "Al-O"
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "0.22"
                    }, 
                    {
                        "value": "0.27"
                    }, 
                    {
                        "value": "0.27"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "71"
                            }, 
                            {
                                "value": "122"
                            }, 
                            {
                                "value": "167"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "85"
                            }
                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "HF"
                            }
                        ], 
                        "name": "Acid"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A-S 3.0"
                            }
                        ], 
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                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Corrosion of Aluminum Oxide in Acids and Caustic Solutions, W. Genthe and H. Hausner, Berichte der Deutshen Keramischen Gesellschaft, Vol. 67 1, pp. 6-10 (1990), published by Deutsche Keramische Gesellschaft e.V.."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
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                "scalars": [
                    {
                        "value": "Al-O"
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            {
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                    {
                        "value": "Polycrystalline"
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            {
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                        "value": "0.28"
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                    {
                        "value": "1.7"
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                    {
                        "value": "3.9"
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                    {
                        "value": "0.15"
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                    {
                        "value": "0.46"
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                    {
                        "value": "0.44"
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                    {
                        "value": "0.31"
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                    {
                        "value": "0.22"
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                    {
                        "value": "0.22"
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                    {
                        "value": "0.00097"
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                    {
                        "value": "0.0014"
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                    {
                        "value": "0.0038"
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                    {
                        "value": "0.046"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
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                            {
                                "value": "72"
                            }, 
                            {
                                "value": "72"
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                            {
                                "value": "72"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "46"
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                            {
                                "value": "69"
                            }, 
                            {
                                "value": "91"
                            }, 
                            {
                                "value": "122"
                            }, 
                            {
                                "value": "192"
                            }, 
                            {
                                "value": "72"
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                            {
                                "value": "72"
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                            {
                                "value": "72"
                            }, 
                            {
                                "value": "72"
                            }
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                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "65"
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                                "value": "85"
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                            {
                                "value": "120"
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                            {
                                "value": "170"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "190"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }, 
                    {
                        "scalars": [
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                                "value": "HF"
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                            {
                                "value": "HF"
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                            {
                                "value": "HF"
                            }, 
                            {
                                "value": "HCl"
                            }, 
                            {
                                "value": "HCl"
                            }, 
                            {
                                "value": "HCl"
                            }, 
                            {
                                "value": "HCl"
                            }, 
                            {
                                "value": "HCl"
                            }, 
                            {
                                "value": "HCl"
                            }, 
                            {
                                "value": "H2SO4"
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                            {
                                "value": "H2SO4"
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                            {
                                "value": "H2SO4"
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                                "value": "H2SO4"
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                    {
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                                "value": "A-S 300"
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        ]
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                "name": "Sintering"
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                "citation": "Corrosion of Aluminum Oxide in Acids and Caustic Solutions, W. Genthe and H. Hausner, Berichte der Deutshen Keramischen Gesellschaft, Vol. 67 1, pp. 6-10 (1990), published by Deutsche Keramische Gesellschaft e.V.."
            }
        ], 
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                        "value": "Al-O"
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                        "value": "Polycrystalline"
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            {
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                        "value": "3.98"
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                            {
                                "value": "A-S 0.0"
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                "name": "Sintering"
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                "citation": "Corrosion of Aluminum Oxide in Acids and Caustic Solutions, W. Genthe and H. Hausner, Berichte der Deutshen Keramischen Gesellschaft, Vol. 67 1, pp. 6-10 (1990), published by Deutsche Keramische Gesellschaft e.V.."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                        "value": "Al-O"
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            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
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                        "value": "3.97"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
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                            {
                                "value": "A-S 3.0"
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                "name": "Sintering"
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                "citation": "Corrosion of Aluminum Oxide in Acids and Caustic Solutions, W. Genthe and H. Hausner, Berichte der Deutshen Keramischen Gesellschaft, Vol. 67 1, pp. 6-10 (1990), published by Deutsche Keramische Gesellschaft e.V.."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    {
                        "value": "Al-O"
                    }
                ], 
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            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "3.81"
                    }
                ], 
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                            {
                                "value": "A-S 300"
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                ], 
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            }
        ]
    }, 
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        "category": "system.chemical", 
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                "name": "Sintering"
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                "citation": "Corrosion of Aluminum Oxide in Acids and Caustic Solutions, W. Genthe and H. Hausner, Berichte der Deutshen Keramischen Gesellschaft, Vol. 67 1, pp. 6-10 (1990), published by Deutsche Keramische Gesellschaft e.V.."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                    {
                        "value": "Al-O"
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            }, 
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
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                ], 
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                "conditions": [
                    {
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                            {
                                "value": "A-S 0.0"
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                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Corrosion of Aluminum Oxide in Acids and Caustic Solutions, W. Genthe and H. Hausner, Berichte der Deutshen Keramischen Gesellschaft, Vol. 67 1, pp. 6-10 (1990), published by Deutsche Keramische Gesellschaft e.V.."
            }
        ], 
        "names": [
            "Alumina"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                        "value": "Al-O"
                    }
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
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                        "value": "3.6"
                    }
                ], 
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                    {
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                            {
                                "value": "A-S 3.0"
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Corrosion of Aluminum Oxide in Acids and Caustic Solutions, W. Genthe and H. Hausner, Berichte der Deutshen Keramischen Gesellschaft, Vol. 67 1, pp. 6-10 (1990), published by Deutsche Keramische Gesellschaft e.V.."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.2"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A-S 300"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Fracture of Polycrystalline MgAl2O4, R.L. Stewart and R.C. Bradt, Journal of the American Ceramic Society, Vol. 63 11, pp. 619-623 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "258"
                    }, 
                    {
                        "value": "252"
                    }, 
                    {
                        "value": "246"
                    }, 
                    {
                        "value": "239"
                    }, 
                    {
                        "value": "233"
                    }, 
                    {
                        "value": "227"
                    }, 
                    {
                        "value": "221"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture of Polycrystalline MgAl2O4, R.L. Stewart and R.C. Bradt, Journal of the American Ceramic Society, Vol. 63 11, pp. 619-623 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.71"
                    }, 
                    {
                        "value": "1.89"
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                    {
                        "value": "1.95"
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                    {
                        "value": "2.04"
                    }, 
                    {
                        "value": "1.61"
                    }, 
                    {
                        "value": "1.84"
                    }, 
                    {
                        "value": "1.88"
                    }, 
                    {
                        "value": "1.91"
                    }, 
                    {
                        "value": "1.62"
                    }, 
                    {
                        "value": "1.66"
                    }, 
                    {
                        "value": "1.90"
                    }, 
                    {
                        "value": "2.03"
                    }, 
                    {
                        "value": "1.72"
                    }, 
                    {
                        "value": "1.75"
                    }, 
                    {
                        "value": "1.79"
                    }, 
                    {
                        "value": "1.56"
                    }, 
                    {
                        "value": "1.70"
                    }, 
                    {
                        "value": "1.74"
                    }, 
                    {
                        "value": "1.72"
                    }, 
                    {
                        "value": "1.56"
                    }, 
                    {
                        "value": "1.25"
                    }, 
                    {
                        "value": "1.14"
                    }, 
                    {
                        "value": "0.93"
                    }, 
                    {
                        "value": "0.88"
                    }, 
                    {
                        "value": "0.68"
                    }, 
                    {
                        "value": "0.56"
                    }, 
                    {
                        "value": "0.29"
                    }, 
                    {
                        "value": "0.24"
                    }, 
                    {
                        "value": "0.20"
                    }, 
                    {
                        "value": "1.75"
                    }, 
                    {
                        "value": "1.85"
                    }, 
                    {
                        "value": "2.00"
                    }, 
                    {
                        "value": "2.02"
                    }, 
                    {
                        "value": "1.69"
                    }, 
                    {
                        "value": "1.75"
                    }, 
                    {
                        "value": "1.98"
                    }, 
                    {
                        "value": "2.05"
                    }, 
                    {
                        "value": "2.11"
                    }, 
                    {
                        "value": "1.71"
                    }, 
                    {
                        "value": "1.82"
                    }, 
                    {
                        "value": "1.91"
                    }, 
                    {
                        "value": "1.49"
                    }, 
                    {
                        "value": "1.63"
                    }, 
                    {
                        "value": "2.00"
                    }, 
                    {
                        "value": "2.02"
                    }, 
                    {
                        "value": "1.49"
                    }, 
                    {
                        "value": "1.34"
                    }, 
                    {
                        "value": "1.29"
                    }, 
                    {
                        "value": "1.15"
                    }, 
                    {
                        "value": "1.12"
                    }, 
                    {
                        "value": "1.10"
                    }, 
                    {
                        "value": "0.59"
                    }, 
                    {
                        "value": "0.56"
                    }, 
                    {
                        "value": "0.41"
                    }, 
                    {
                        "value": "1.73"
                    }, 
                    {
                        "value": "1.79"
                    }, 
                    {
                        "value": "1.88"
                    }, 
                    {
                        "value": "1.91"
                    }, 
                    {
                        "value": "1.63"
                    }, 
                    {
                        "value": "1.82"
                    }, 
                    {
                        "value": "1.85"
                    }, 
                    {
                        "value": "1.55"
                    }, 
                    {
                        "value": "1.80"
                    }, 
                    {
                        "value": "1.84"
                    }, 
                    {
                        "value": "1.85"
                    }, 
                    {
                        "value": "1.94"
                    }, 
                    {
                        "value": "1.89"
                    }, 
                    {
                        "value": "1.80"
                    }, 
                    {
                        "value": "1.73"
                    }, 
                    {
                        "value": "1.83"
                    }, 
                    {
                        "value": "1.90"
                    }, 
                    {
                        "value": "1.95"
                    }, 
                    {
                        "value": "1.86"
                    }, 
                    {
                        "value": "1.65"
                    }, 
                    {
                        "value": "1.23"
                    }, 
                    {
                        "value": "1.22"
                    }, 
                    {
                        "value": "1.08"
                    }, 
                    {
                        "value": "1.03"
                    }, 
                    {
                        "value": "0.95"
                    }, 
                    {
                        "value": "0.64"
                    }, 
                    {
                        "value": "1.06"
                    }, 
                    {
                        "value": "0.91"
                    }, 
                    {
                        "value": "0.84"
                    }, 
                    {
                        "value": "0.52"
                    }, 
                    {
                        "value": "0.38"
                    }, 
                    {
                        "value": "1.69"
                    }, 
                    {
                        "value": "1.93"
                    }, 
                    {
                        "value": "2.06"
                    }, 
                    {
                        "value": "1.89"
                    }, 
                    {
                        "value": "1.92"
                    }, 
                    {
                        "value": "2.03"
                    }, 
                    {
                        "value": "1.82"
                    }, 
                    {
                        "value": "1.91"
                    }, 
                    {
                        "value": "2.02"
                    }, 
                    {
                        "value": "1.96"
                    }, 
                    {
                        "value": "1.92"
                    }, 
                    {
                        "value": "2.02"
                    }, 
                    {
                        "value": "2.05"
                    }, 
                    {
                        "value": "1.80"
                    }, 
                    {
                        "value": "1.84"
                    }, 
                    {
                        "value": "1.97"
                    }, 
                    {
                        "value": "2.02"
                    }, 
                    {
                        "value": "1.25"
                    }, 
                    {
                        "value": "1.19"
                    }, 
                    {
                        "value": "1.11"
                    }, 
                    {
                        "value": "0.83"
                    }, 
                    {
                        "value": "0.79"
                    }, 
                    {
                        "value": "0.77"
                    }, 
                    {
                        "value": "0.72"
                    }, 
                    {
                        "value": "0.50"
                    }, 
                    {
                        "value": "0.49"
                    }, 
                    {
                        "value": "0.44"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
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                            {
                                "value": "5"
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                            {
                                "value": "5"
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                                "value": "5"
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                                "value": "5"
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                            {
                                "value": "25"
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                                "value": "25"
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                            {
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                            {
                                "value": "25"
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                            {
                                "value": "25"
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                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
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                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "38"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
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                                "value": "400"
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                                "value": "400"
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                                "value": "400"
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                                "value": "400"
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                            {
                                "value": "600"
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                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
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                            {
                                "value": "800"
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                                "value": "800"
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                            {
                                "value": "800"
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
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                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
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                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture of Polycrystalline MgAl2O4, R.L. Stewart and R.C. Bradt, Journal of the American Ceramic Society, Vol. 63 11, pp. 619-623 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "104"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.ySrO.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.76"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Temperature Dependence of Elastic Constants of Vitreous Silica, S. Spinner, Journal of the American Ceramic Society, Vol. 45 8, pp. 394-397 (1962), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silica (vitreous)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Noncrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.2030"
                    }, 
                    {
                        "value": "2.2026"
                    }, 
                    {
                        "value": "2.2012"
                    }, 
                    {
                        "value": "2.2017"
                    }, 
                    {
                        "value": "2.2027"
                    }, 
                    {
                        "value": "2.2027"
                    }, 
                    {
                        "value": "2.201"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "G"
                            }, 
                            {
                                "value": "G"
                            }, 
                            {
                                "value": "X"
                            }
                        ], 
                        "name": "Source"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "d"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "e"
                            }, 
                            {
                                "value": "f"
                            }, 
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Specimen"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Temperature Dependence of Elastic Constants of Vitreous Silica, S. Spinner, Journal of the American Ceramic Society, Vol. 45 8, pp. 394-397 (1962), published by American Ceramic Society."
            }
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    {
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        "references": [
            {
                "citation": "Temperature Dependence of Elastic Constants of Vitreous Silica, S. Spinner, Journal of the American Ceramic Society, Vol. 45 8, pp. 394-397 (1962), published by American Ceramic Society."
            }
        ], 
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                            {
                                "value": "240"
                            }, 
                            {
                                "value": "329"
                            }, 
                            {
                                "value": "397"
                            }, 
                            {
                                "value": "466"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "619"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Quartz: Heat Capacities from 340  to 1000 K and Revised Values for the Thermodynamic Properties, B.S. Hemingway, American Mineralogist, Vol. 72, pp. 273-279 (1987), published by Mineralogical Society of America."
            }
        ], 
        "names": [
            "Silica"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "NBS"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SRM 1654"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "811.9"
                    }, 
                    {
                        "value": "823.5"
                    }, 
                    {
                        "value": "836.2"
                    }, 
                    {
                        "value": "847.6"
                    }, 
                    {
                        "value": "860.1"
                    }, 
                    {
                        "value": "872.3"
                    }, 
                    {
                        "value": "883.1"
                    }, 
                    {
                        "value": "894.7"
                    }, 
                    {
                        "value": "906.1"
                    }, 
                    {
                        "value": "917.0"
                    }, 
                    {
                        "value": "927.4"
                    }, 
                    {
                        "value": "937.0"
                    }, 
                    {
                        "value": "946.3"
                    }, 
                    {
                        "value": "958.0"
                    }, 
                    {
                        "value": "970.0"
                    }, 
                    {
                        "value": "980.0"
                    }, 
                    {
                        "value": "990.9"
                    }, 
                    {
                        "value": "1001.6"
                    }, 
                    {
                        "value": "1014.1"
                    }, 
                    {
                        "value": "1027.9"
                    }, 
                    {
                        "value": "1036.2"
                    }, 
                    {
                        "value": "1047.4"
                    }, 
                    {
                        "value": "1029.1"
                    }, 
                    {
                        "value": "1031.9"
                    }, 
                    {
                        "value": "1034.7"
                    }, 
                    {
                        "value": "1043.2"
                    }, 
                    {
                        "value": "1056.2"
                    }, 
                    {
                        "value": "1064.2"
                    }, 
                    {
                        "value": "1072.5"
                    }, 
                    {
                        "value": "1079.8"
                    }, 
                    {
                        "value": "1032.4"
                    }, 
                    {
                        "value": "1040.2"
                    }, 
                    {
                        "value": "1047.5"
                    }, 
                    {
                        "value": "1057.0"
                    }, 
                    {
                        "value": "1064.5"
                    }, 
                    {
                        "value": "1073.8"
                    }, 
                    {
                        "value": "1083.1"
                    }, 
                    {
                        "value": "1237.6"
                    }, 
                    {
                        "value": "1250.6"
                    }, 
                    {
                        "value": "1283.9"
                    }, 
                    {
                        "value": "1323.3"
                    }, 
                    {
                        "value": "1417.0"
                    }, 
                    {
                        "value": "3927.8"
                    }, 
                    {
                        "value": "1077.5"
                    }, 
                    {
                        "value": "1085.0"
                    }, 
                    {
                        "value": "1089.3"
                    }, 
                    {
                        "value": "1098.5"
                    }, 
                    {
                        "value": "1103.1"
                    }, 
                    {
                        "value": "1110.8"
                    }, 
                    {
                        "value": "1117.4"
                    }, 
                    {
                        "value": "1124.1"
                    }, 
                    {
                        "value": "1134.9"
                    }, 
                    {
                        "value": "1141.7"
                    }, 
                    {
                        "value": "1150.4"
                    }, 
                    {
                        "value": "1158.5"
                    }, 
                    {
                        "value": "1080.6"
                    }, 
                    {
                        "value": "1088.0"
                    }, 
                    {
                        "value": "1092.6"
                    }, 
                    {
                        "value": "1099.8"
                    }, 
                    {
                        "value": "1105.6"
                    }, 
                    {
                        "value": "1112.4"
                    }, 
                    {
                        "value": "1116.1"
                    }, 
                    {
                        "value": "1125.1"
                    }, 
                    {
                        "value": "1135.4"
                    }, 
                    {
                        "value": "1145.4"
                    }, 
                    {
                        "value": "1153.7"
                    }, 
                    {
                        "value": "1157.5"
                    }, 
                    {
                        "value": "1159.0"
                    }, 
                    {
                        "value": "1161.5"
                    }, 
                    {
                        "value": "1164.2"
                    }, 
                    {
                        "value": "1169.5"
                    }, 
                    {
                        "value": "1178.8"
                    }, 
                    {
                        "value": "1188.8"
                    }, 
                    {
                        "value": "1191.2"
                    }, 
                    {
                        "value": "1191.3"
                    }, 
                    {
                        "value": "1195.2"
                    }, 
                    {
                        "value": "1209.0"
                    }, 
                    {
                        "value": "1208.8"
                    }, 
                    {
                        "value": "1221.6"
                    }, 
                    {
                        "value": "1231.3"
                    }, 
                    {
                        "value": "1245.3"
                    }, 
                    {
                        "value": "1279.9"
                    }, 
                    {
                        "value": "1320.1"
                    }, 
                    {
                        "value": "1286.9"
                    }, 
                    {
                        "value": "1288.4"
                    }, 
                    {
                        "value": "1310.3"
                    }, 
                    {
                        "value": "1339.1"
                    }, 
                    {
                        "value": "1375.1"
                    }, 
                    {
                        "value": "1431.0"
                    }, 
                    {
                        "value": "1470.1"
                    }, 
                    {
                        "value": "1506.5"
                    }, 
                    {
                        "value": "1546.7"
                    }, 
                    {
                        "value": "1662.8"
                    }, 
                    {
                        "value": "3100.6"
                    }, 
                    {
                        "value": "4693.4"
                    }, 
                    {
                        "value": "1942.3"
                    }, 
                    {
                        "value": "1275.0"
                    }, 
                    {
                        "value": "1191.8"
                    }, 
                    {
                        "value": "1173.4"
                    }, 
                    {
                        "value": "1154.4"
                    }, 
                    {
                        "value": "1139.7"
                    }, 
                    {
                        "value": "1141.1"
                    }, 
                    {
                        "value": "1139.1"
                    }, 
                    {
                        "value": "1147.7"
                    }, 
                    {
                        "value": "1133.1"
                    }, 
                    {
                        "value": "1147.7"
                    }, 
                    {
                        "value": "1152.5"
                    }, 
                    {
                        "value": "1138.4"
                    }, 
                    {
                        "value": "1142.1"
                    }, 
                    {
                        "value": "1231.1"
                    }, 
                    {
                        "value": "1245.1"
                    }, 
                    {
                        "value": "1279.4"
                    }, 
                    {
                        "value": "1320.0"
                    }, 
                    {
                        "value": "1136.6"
                    }, 
                    {
                        "value": "1136.9"
                    }, 
                    {
                        "value": "1142.4"
                    }, 
                    {
                        "value": "1138.6"
                    }, 
                    {
                        "value": "1142.9"
                    }, 
                    {
                        "value": "1135.6"
                    }, 
                    {
                        "value": "1148.7"
                    }, 
                    {
                        "value": "1152.5"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
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                                "value": "1"
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                                "value": "1"
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                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
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                            {
                                "value": "5"
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                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
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                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
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                            {
                                "value": "6"
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                                "value": "6"
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                            {
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                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "17"
                            }
                        ], 
                        "name": "Series Number"
                    }, 
                    {
                        "units": "K", 
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                                "value": "340.3"
                            }, 
                            {
                                "value": "350.1"
                            }, 
                            {
                                "value": "359.9"
                            }, 
                            {
                                "value": "369.6"
                            }, 
                            {
                                "value": "379.4"
                            }, 
                            {
                                "value": "389.2"
                            }, 
                            {
                                "value": "399.0"
                            }, 
                            {
                                "value": "408.8"
                            }, 
                            {
                                "value": "418.6"
                            }, 
                            {
                                "value": "428.4"
                            }, 
                            {
                                "value": "438.3"
                            }, 
                            {
                                "value": "448.3"
                            }, 
                            {
                                "value": "458.3"
                            }, 
                            {
                                "value": "468.2"
                            }, 
                            {
                                "value": "478.2"
                            }, 
                            {
                                "value": "488.1"
                            }, 
                            {
                                "value": "498.1"
                            }, 
                            {
                                "value": "508.0"
                            }, 
                            {
                                "value": "518.0"
                            }, 
                            {
                                "value": "527.9"
                            }, 
                            {
                                "value": "537.9"
                            }, 
                            {
                                "value": "546.9"
                            }, 
                            {
                                "value": "528.5"
                            }, 
                            {
                                "value": "538.4"
                            }, 
                            {
                                "value": "548.4"
                            }, 
                            {
                                "value": "558.3"
                            }, 
                            {
                                "value": "568.3"
                            }, 
                            {
                                "value": "578.2"
                            }, 
                            {
                                "value": "588.1"
                            }, 
                            {
                                "value": "597.1"
                            }, 
                            {
                                "value": "537.9"
                            }, 
                            {
                                "value": "547.8"
                            }, 
                            {
                                "value": "557.8"
                            }, 
                            {
                                "value": "567.8"
                            }, 
                            {
                                "value": "577.7"
                            }, 
                            {
                                "value": "587.7"
                            }, 
                            {
                                "value": "596.6"
                            }, 
                            {
                                "value": "797.7"
                            }, 
                            {
                                "value": "807.7"
                            }, 
                            {
                                "value": "817.6"
                            }, 
                            {
                                "value": "827.6"
                            }, 
                            {
                                "value": "837.5"
                            }, 
                            {
                                "value": "845.4"
                            }, 
                            {
                                "value": "587.7"
                            }, 
                            {
                                "value": "597.6"
                            }, 
                            {
                                "value": "607.6"
                            }, 
                            {
                                "value": "617.5"
                            }, 
                            {
                                "value": "627.5"
                            }, 
                            {
                                "value": "637.4"
                            }, 
                            {
                                "value": "647.4"
                            }, 
                            {
                                "value": "657.4"
                            }, 
                            {
                                "value": "667.3"
                            }, 
                            {
                                "value": "677.3"
                            }, 
                            {
                                "value": "687.2"
                            }, 
                            {
                                "value": "696.2"
                            }, 
                            {
                                "value": "587.7"
                            }, 
                            {
                                "value": "597.6"
                            }, 
                            {
                                "value": "607.6"
                            }, 
                            {
                                "value": "617.5"
                            }, 
                            {
                                "value": "627.5"
                            }, 
                            {
                                "value": "637.4"
                            }, 
                            {
                                "value": "647.4"
                            }, 
                            {
                                "value": "657.4"
                            }, 
                            {
                                "value": "667.3"
                            }, 
                            {
                                "value": "677.3"
                            }, 
                            {
                                "value": "687.2"
                            }, 
                            {
                                "value": "696.2"
                            }, 
                            {
                                "value": "687.2"
                            }, 
                            {
                                "value": "697.2"
                            }, 
                            {
                                "value": "707.1"
                            }, 
                            {
                                "value": "717.1"
                            }, 
                            {
                                "value": "727.0"
                            }, 
                            {
                                "value": "737.0"
                            }, 
                            {
                                "value": "745.7"
                            }, 
                            {
                                "value": "746.9"
                            }, 
                            {
                                "value": "756.9"
                            }, 
                            {
                                "value": "766.9"
                            }, 
                            {
                                "value": "776.8"
                            }, 
                            {
                                "value": "786.8"
                            }, 
                            {
                                "value": "796.7"
                            }, 
                            {
                                "value": "806.7"
                            }, 
                            {
                                "value": "816.6"
                            }, 
                            {
                                "value": "826.6"
                            }, 
                            {
                                "value": "816.1"
                            }, 
                            {
                                "value": "821.1"
                            }, 
                            {
                                "value": "826.1"
                            }, 
                            {
                                "value": "831.0"
                            }, 
                            {
                                "value": "836.0"
                            }, 
                            {
                                "value": "838.5"
                            }, 
                            {
                                "value": "840.9"
                            }, 
                            {
                                "value": "841.9"
                            }, 
                            {
                                "value": "842.9"
                            }, 
                            {
                                "value": "843.9"
                            }, 
                            {
                                "value": "844.9"
                            }, 
                            {
                                "value": "845.9"
                            }, 
                            {
                                "value": "846.9"
                            }, 
                            {
                                "value": "847.9"
                            }, 
                            {
                                "value": "848.9"
                            }, 
                            {
                                "value": "850.9"
                            }, 
                            {
                                "value": "855.5"
                            }, 
                            {
                                "value": "860.1"
                            }, 
                            {
                                "value": "865.1"
                            }, 
                            {
                                "value": "873.7"
                            }, 
                            {
                                "value": "864.7"
                            }, 
                            {
                                "value": "874.4"
                            }, 
                            {
                                "value": "884.0"
                            }, 
                            {
                                "value": "892.7"
                            }, 
                            {
                                "value": "865.2"
                            }, 
                            {
                                "value": "874.9"
                            }, 
                            {
                                "value": "796.7"
                            }, 
                            {
                                "value": "806.7"
                            }, 
                            {
                                "value": "816.6"
                            }, 
                            {
                                "value": "826.6"
                            }, 
                            {
                                "value": "913.5"
                            }, 
                            {
                                "value": "932.8"
                            }, 
                            {
                                "value": "941.5"
                            }, 
                            {
                                "value": "913.5"
                            }, 
                            {
                                "value": "923.1"
                            }, 
                            {
                                "value": "932.8"
                            }, 
                            {
                                "value": "941.5"
                            }, 
                            {
                                "value": "989.6"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
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                                "value": "48.78"
                            }, 
                            {
                                "value": "49.48"
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                                "value": "50.24"
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                                "value": "50.93"
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                                "value": "51.68"
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                                "value": "52.41"
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                                "value": "53.06"
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                            {
                                "value": "53.76"
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                            {
                                "value": "54.44"
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                            {
                                "value": "55.10"
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                                "value": "55.72"
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                            {
                                "value": "56.30"
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                                "value": "56.86"
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                                "value": "58.28"
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                                "value": "59.54"
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                            {
                                "value": "60.18"
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                                "value": "60.93"
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                            {
                                "value": "61.76"
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                                "value": "62.26"
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                            {
                                "value": "62.93"
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                            {
                                "value": "61.83"
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                            {
                                "value": "62.00"
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                            {
                                "value": "62.17"
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                            {
                                "value": "62.68"
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                            {
                                "value": "63.46"
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                            {
                                "value": "63.94"
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                            {
                                "value": "64.44"
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                                "value": "64.88"
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                            {
                                "value": "62.03"
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                            {
                                "value": "62.50"
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                            {
                                "value": "62.94"
                            }, 
                            {
                                "value": "63.51"
                            }, 
                            {
                                "value": "63.96"
                            }, 
                            {
                                "value": "64.52"
                            }, 
                            {
                                "value": "65.08"
                            }, 
                            {
                                "value": "74.36"
                            }, 
                            {
                                "value": "75.14"
                            }, 
                            {
                                "value": "77.14"
                            }, 
                            {
                                "value": "79.51"
                            }, 
                            {
                                "value": "85.14"
                            }, 
                            {
                                "value": "236.0"
                            }, 
                            {
                                "value": "64.74"
                            }, 
                            {
                                "value": "65.19"
                            }, 
                            {
                                "value": "65.45"
                            }, 
                            {
                                "value": "66.00"
                            }, 
                            {
                                "value": "66.28"
                            }, 
                            {
                                "value": "66.74"
                            }, 
                            {
                                "value": "67.14"
                            }, 
                            {
                                "value": "67.54"
                            }, 
                            {
                                "value": "68.19"
                            }, 
                            {
                                "value": "68.60"
                            }, 
                            {
                                "value": "69.12"
                            }, 
                            {
                                "value": "69.61"
                            }, 
                            {
                                "value": "64.93"
                            }, 
                            {
                                "value": "65.37"
                            }, 
                            {
                                "value": "65.65"
                            }, 
                            {
                                "value": "66.08"
                            }, 
                            {
                                "value": "66.43"
                            }, 
                            {
                                "value": "66.84"
                            }, 
                            {
                                "value": "67.06"
                            }, 
                            {
                                "value": "67.60"
                            }, 
                            {
                                "value": "68.22"
                            }, 
                            {
                                "value": "68.82"
                            }, 
                            {
                                "value": "69.32"
                            }, 
                            {
                                "value": "69.55"
                            }, 
                            {
                                "value": "69.64"
                            }, 
                            {
                                "value": "69.79"
                            }, 
                            {
                                "value": "69.95"
                            }, 
                            {
                                "value": "70.27"
                            }, 
                            {
                                "value": "70.83"
                            }, 
                            {
                                "value": "71.43"
                            }, 
                            {
                                "value": "71.57"
                            }, 
                            {
                                "value": "71.58"
                            }, 
                            {
                                "value": "71.81"
                            }, 
                            {
                                "value": "72.64"
                            }, 
                            {
                                "value": "72.63"
                            }, 
                            {
                                "value": "73.40"
                            }, 
                            {
                                "value": "73.98"
                            }, 
                            {
                                "value": "74.82"
                            }, 
                            {
                                "value": "76.90"
                            }, 
                            {
                                "value": "79.32"
                            }, 
                            {
                                "value": "77.32"
                            }, 
                            {
                                "value": "77.41"
                            }, 
                            {
                                "value": "78.73"
                            }, 
                            {
                                "value": "80.46"
                            }, 
                            {
                                "value": "82.62"
                            }, 
                            {
                                "value": "85.98"
                            }, 
                            {
                                "value": "88.33"
                            }, 
                            {
                                "value": "90.52"
                            }, 
                            {
                                "value": "92.93"
                            }, 
                            {
                                "value": "99.91"
                            }, 
                            {
                                "value": "186.3"
                            }, 
                            {
                                "value": "282.0"
                            }, 
                            {
                                "value": "116.7"
                            }, 
                            {
                                "value": "76.61"
                            }, 
                            {
                                "value": "71.61"
                            }, 
                            {
                                "value": "70.50"
                            }, 
                            {
                                "value": "69.36"
                            }, 
                            {
                                "value": "68.48"
                            }, 
                            {
                                "value": "68.56"
                            }, 
                            {
                                "value": "68.44"
                            }, 
                            {
                                "value": "68.96"
                            }, 
                            {
                                "value": "68.08"
                            }, 
                            {
                                "value": "68.96"
                            }, 
                            {
                                "value": "69.25"
                            }, 
                            {
                                "value": "68.40"
                            }, 
                            {
                                "value": "68.62"
                            }, 
                            {
                                "value": "73.97"
                            }, 
                            {
                                "value": "74.81"
                            }, 
                            {
                                "value": "76.87"
                            }, 
                            {
                                "value": "79.31"
                            }, 
                            {
                                "value": "68.29"
                            }, 
                            {
                                "value": "68.31"
                            }, 
                            {
                                "value": "68.64"
                            }, 
                            {
                                "value": "68.41"
                            }, 
                            {
                                "value": "68.67"
                            }, 
                            {
                                "value": "68.23"
                            }, 
                            {
                                "value": "69.02"
                            }, 
                            {
                                "value": "69.25"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Swelling and Microstructure of AlN Irradiated in a Fast Reactor, T. Yano and T. Iseki, Journal of Nuclear Materials, Vol. 203, pp. 249-254 (1993), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tokuyama Soda Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.1115"
                    }, 
                    {
                        "value": "3.1130"
                    }, 
                    {
                        "value": "4.9798"
                    }, 
                    {
                        "value": "5.0847"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "1025 m$^{-2}$", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "9.1"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "9.1"
                            }
                        ], 
                        "name": "Neutron Fluence"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5.3"
                            }
                        ], 
                        "name": "Volume Swelling"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2.2"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2.2"
                            }
                        ], 
                        "name": "Cell Swelling"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Swelling and Microstructure of AlN Irradiated in a Fast Reactor, T. Yano and T. Iseki, Journal of Nuclear Materials, Vol. 203, pp. 249-254 (1993), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tokuyama Soda Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "49", 
                        "value": "348"
                    }, 
                    {
                        "uncertainty": "2.3", 
                        "value": "8.6"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "1025 m$^{-2}$", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "9.1"
                            }
                        ], 
                        "name": "Neutron Fluence"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5.3"
                            }
                        ], 
                        "name": "Volume Swelling"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2.2"
                            }
                        ], 
                        "name": "Cell Swelling"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Complex Investigation of Thermal and Electro-Physical Properties of Alumina, E. E. Shpilrain, D. N. Kagan, and L. S. Barkhatov a. o., Inzhenerno-fizicheskiy Zhurnal (Engineer. and Phys.Magazine), Vol. 38 4, pp. 581-586 (1980)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Rod"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.66"
                    }, 
                    {
                        "value": "3.40"
                    }, 
                    {
                        "value": "3.15"
                    }, 
                    {
                        "value": "3.07"
                    }, 
                    {
                        "value": "2.88"
                    }, 
                    {
                        "value": "2.83"
                    }, 
                    {
                        "value": "2.86"
                    }, 
                    {
                        "value": "2.88"
                    }, 
                    {
                        "value": "-0.43"
                    }, 
                    {
                        "value": "-0.49"
                    }, 
                    {
                        "value": "-0.53"
                    }, 
                    {
                        "value": "-0.61"
                    }, 
                    {
                        "value": "-0.68"
                    }, 
                    {
                        "value": "-0.70"
                    }, 
                    {
                        "value": "-0.75"
                    }, 
                    {
                        "value": "-0.74"
                    }, 
                    {
                        "value": "-0.78"
                    }, 
                    {
                        "value": "-0.79"
                    }, 
                    {
                        "value": "-0.87"
                    }, 
                    {
                        "value": "-0.89"
                    }, 
                    {
                        "value": "-0.94"
                    }, 
                    {
                        "value": "-1.01"
                    }, 
                    {
                        "value": "-1.03"
                    }, 
                    {
                        "value": "-1.06"
                    }, 
                    {
                        "value": "-1.10"
                    }, 
                    {
                        "value": "-1.10"
                    }
                ], 
                "units": "Log10{$\\Omega$$\\cdot$cm}", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "2059"
                            }, 
                            {
                                "value": "2102"
                            }, 
                            {
                                "value": "2161"
                            }, 
                            {
                                "value": "2214"
                            }, 
                            {
                                "value": "2240"
                            }, 
                            {
                                "value": "2245"
                            }, 
                            {
                                "value": "2256"
                            }, 
                            {
                                "value": "2268"
                            }, 
                            {
                                "value": "2342"
                            }, 
                            {
                                "value": "2383"
                            }, 
                            {
                                "value": "2408"
                            }, 
                            {
                                "value": "2465"
                            }, 
                            {
                                "value": "2512"
                            }, 
                            {
                                "value": "2537"
                            }, 
                            {
                                "value": "2554"
                            }, 
                            {
                                "value": "2559"
                            }, 
                            {
                                "value": "2579"
                            }, 
                            {
                                "value": "2598"
                            }, 
                            {
                                "value": "2681"
                            }, 
                            {
                                "value": "2697"
                            }, 
                            {
                                "value": "2747"
                            }, 
                            {
                                "value": "2835"
                            }, 
                            {
                                "value": "2891"
                            }, 
                            {
                                "value": "2935"
                            }, 
                            {
                                "value": "2991"
                            }, 
                            {
                                "value": "3008"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "solid"
                            }, 
                            {
                                "value": "solid"
                            }, 
                            {
                                "value": "solid"
                            }, 
                            {
                                "value": "solid"
                            }, 
                            {
                                "value": "solid"
                            }, 
                            {
                                "value": "solid"
                            }, 
                            {
                                "value": "solid"
                            }, 
                            {
                                "value": "solid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }
                        ], 
                        "name": "Phase"
                    }
                ], 
                "name": "Electrical Resistivity Log"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.zY2O3.xSrO.yBaO.wSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:BaO,SiO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.26"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.zY2O3.xSrO.yBaO.wSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:BaO,SiO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.29"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.zY2O3.xSrO.yBaO.wSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:BaO,SiO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.02"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.zY2O3.xSrO.yBaO.wSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:BaO,SiO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.06"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "D"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity/Conductivity of Alumina-Silicon Carbide Composites, P.H. McCluskey, R.K. Williams, R.S. Graves, and T.N. Tiegs, Journal of the American Ceramic Society, Vol. 73 2, pp. 461-464 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "23.6"
                    }, 
                    {
                        "value": "17.1"
                    }, 
                    {
                        "value": "13.0"
                    }, 
                    {
                        "value": "10.5"
                    }, 
                    {
                        "value": "8.77"
                    }, 
                    {
                        "value": "7.10"
                    }, 
                    {
                        "value": "27.4"
                    }, 
                    {
                        "value": "19.1"
                    }, 
                    {
                        "value": "14.6"
                    }, 
                    {
                        "value": "12.0"
                    }, 
                    {
                        "value": "10.2"
                    }, 
                    {
                        "value": "8.4"
                    }, 
                    {
                        "value": "28.6"
                    }, 
                    {
                        "value": "25.4"
                    }, 
                    {
                        "value": "21.4"
                    }, 
                    {
                        "value": "18.5"
                    }, 
                    {
                        "value": "15.8"
                    }, 
                    {
                        "value": "12.5"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "373"
                            }, 
                            {
                                "value": "573"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "973"
                            }, 
                            {
                                "value": "1173"
                            }, 
                            {
                                "value": "1473"
                            }, 
                            {
                                "value": "373"
                            }, 
                            {
                                "value": "573"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "973"
                            }, 
                            {
                                "value": "1173"
                            }, 
                            {
                                "value": "1473"
                            }, 
                            {
                                "value": "373"
                            }, 
                            {
                                "value": "573"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "973"
                            }, 
                            {
                                "value": "1173"
                            }, 
                            {
                                "value": "1473"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity/Conductivity of Alumina-Silicon Carbide Composites, P.H. McCluskey, R.K. Williams, R.S. Graves, and T.N. Tiegs, Journal of the American Ceramic Society, Vol. 73 2, pp. 461-464 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0665"
                    }, 
                    {
                        "value": "0.0400"
                    }, 
                    {
                        "value": "0.0284"
                    }, 
                    {
                        "value": "0.0220"
                    }, 
                    {
                        "value": "0.0179"
                    }, 
                    {
                        "value": "0.0141"
                    }, 
                    {
                        "value": "0.0766"
                    }, 
                    {
                        "value": "0.0454"
                    }, 
                    {
                        "value": "0.0328"
                    }, 
                    {
                        "value": "0.0260"
                    }, 
                    {
                        "value": "0.0213"
                    }, 
                    {
                        "value": "0.0169"
                    }, 
                    {
                        "value": "0.0933"
                    }, 
                    {
                        "value": "0.0658"
                    }, 
                    {
                        "value": "0.0512"
                    }, 
                    {
                        "value": "0.0427"
                    }, 
                    {
                        "value": "0.0350"
                    }, 
                    {
                        "value": "0.0268"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "373"
                            }, 
                            {
                                "value": "573"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "973"
                            }, 
                            {
                                "value": "1173"
                            }, 
                            {
                                "value": "1473"
                            }, 
                            {
                                "value": "373"
                            }, 
                            {
                                "value": "573"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "973"
                            }, 
                            {
                                "value": "1173"
                            }, 
                            {
                                "value": "1473"
                            }, 
                            {
                                "value": "373"
                            }, 
                            {
                                "value": "573"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "973"
                            }, 
                            {
                                "value": "1173"
                            }, 
                            {
                                "value": "1473"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Crystal Structure of $\\beta$-Si3N4; Structural and Stability Considerations Between $\\alpha$- and $\\beta$-Si3N4, R. Grun, Acta Crystallographica B, Vol. 35, pp. 800-804 (1979), published by International Union of Crystallography."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.7686"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.1744"
                    }, 
                    {
                        "value": "0.2500"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.0298"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.3294"
                    }, 
                    {
                        "uncertainty": "0.0020", 
                        "value": "0.2628"
                    }, 
                    {
                        "value": "0.6667"
                    }, 
                    {
                        "value": "0.3333"
                    }, 
                    {
                        "uncertainty": "0.0055", 
                        "value": "0.2392"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Si"
                            }, 
                            {
                                "value": "Si"
                            }, 
                            {
                                "value": "Si"
                            }, 
                            {
                                "value": "N(1)"
                            }, 
                            {
                                "value": "N(1)"
                            }, 
                            {
                                "value": "N(1)"
                            }, 
                            {
                                "value": "N(2)"
                            }, 
                            {
                                "value": "N(2)"
                            }, 
                            {
                                "value": "N(2)"
                            }
                        ], 
                        "name": "Atom"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }
                        ], 
                        "name": "Coordinate"
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Crystal Structure of $\\beta$-Si3N4; Structural and Stability Considerations Between $\\alpha$- and $\\beta$-Si3N4, R. Grun, Acta Crystallographica B, Vol. 35, pp. 800-804 (1979), published by International Union of Crystallography."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.001", 
                        "value": "7.595"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "2.9023"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Crystal Structure of $\\beta$-Si3N4; Structural and Stability Considerations Between $\\alpha$- and $\\beta$-Si3N4, R. Grun, Acta Crystallographica B, Vol. 35, pp. 800-804 (1979), published by International Union of Crystallography."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "hexagonal"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Formula Units Per Unit Cell"
                    }
                ], 
                "name": "Crystal Cell System"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Test Methodology for Tubular Components, J.J. Mecholsky, J. Conway, and S.M. Wiederhorn, Projects Within the Center for Advanced Materials, pp. 124-151 (1988), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "15", 
                        "value": "274"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Test Methodology for Tubular Components, J.J. Mecholsky, J. Conway, and S.M. Wiederhorn, Projects Within the Center for Advanced Materials, pp. 124-151 (1988), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "4", 
                        "value": "23"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Strength Reaction-Bonded Silicon Nitride, J.E. Ritter, S.V. Nair, P.A. Gennari, and W.A. Dunlay, Advanced Ceramic Materials, Vol. 3 4, pp. 415-417 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "-Si3N4"
                    }, 
                    {
                        "value": "-Si3N4"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "80"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Strength Reaction-Bonded Silicon Nitride, J.E. Ritter, S.V. Nair, P.A. Gennari, and W.A. Dunlay, Advanced Ceramic Materials, Vol. 3 4, pp. 415-417 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "MgO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1.0"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Strength Reaction-Bonded Silicon Nitride, J.E. Ritter, S.V. Nair, P.A. Gennari, and W.A. Dunlay, Advanced Ceramic Materials, Vol. 3 4, pp. 415-417 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "63", 
                        "value": "988"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "High-Strength Reaction-Bonded Silicon Nitride, J.E. Ritter, S.V. Nair, P.A. Gennari, and W.A. Dunlay, Advanced Ceramic Materials, Vol. 3 4, pp. 415-417 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "4.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
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            {
                "name": "Hot Pressing"
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        ], 
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            {
                "citation": "High-Strength Reaction-Bonded Silicon Nitride, J.E. Ritter, S.V. Nair, P.A. Gennari, and W.A. Dunlay, Advanced Ceramic Materials, Vol. 3 4, pp. 415-417 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.75"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "0.5", 
                                "maximum": "1.0"
                            }
                        ], 
                        "name": "Grain Size Range"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "High-Strength Reaction-Bonded Silicon Nitride, J.E. Ritter, S.V. Nair, P.A. Gennari, and W.A. Dunlay, Advanced Ceramic Materials, Vol. 3 4, pp. 415-417 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "18.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "High-Strength Reaction-Bonded Silicon Nitride, J.E. Ritter, S.V. Nair, P.A. Gennari, and W.A. Dunlay, Advanced Ceramic Materials, Vol. 3 4, pp. 415-417 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "-Si3N4"
                    }, 
                    {
                        "value": "-Si3N4"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "High-Strength Reaction-Bonded Silicon Nitride, J.E. Ritter, S.V. Nair, P.A. Gennari, and W.A. Dunlay, Advanced Ceramic Materials, Vol. 3 4, pp. 415-417 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "64", 
                        "value": "531"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "High-Strength Reaction-Bonded Silicon Nitride, J.E. Ritter, S.V. Nair, P.A. Gennari, and W.A. Dunlay, Advanced Ceramic Materials, Vol. 3 4, pp. 415-417 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.3", 
                        "value": "2.3"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "High-Strength Reaction-Bonded Silicon Nitride, J.E. Ritter, S.V. Nair, P.A. Gennari, and W.A. Dunlay, Advanced Ceramic Materials, Vol. 3 4, pp. 415-417 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.5"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "0.2", 
                                "maximum": "0.7"
                            }
                        ], 
                        "name": "Grain Size Range"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "High-Strength Reaction-Bonded Silicon Nitride, J.E. Ritter, S.V. Nair, P.A. Gennari, and W.A. Dunlay, Advanced Ceramic Materials, Vol. 3 4, pp. 415-417 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.5", 
                        "value": "8.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Selections for Some Compounds of Calcium and Related Mixtures:  A Prototype Set of Tables, CODATA Task Group on Chemical Thermodynamic Tables, CODATA Thermodynamic Tables, pp. 51-52 (1987), edited by D. Garvin, V.B. Parker, and H.J. White, Jr., published by Hemisphere Publishing Corporation."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "927.6"
                    }, 
                    {
                        "value": "1007.1"
                    }, 
                    {
                        "value": "1061.3"
                    }, 
                    {
                        "value": "1100.6"
                    }, 
                    {
                        "value": "1130.5"
                    }, 
                    {
                        "value": "1173.7"
                    }, 
                    {
                        "value": "1204.1"
                    }, 
                    {
                        "value": "1227.4"
                    }, 
                    {
                        "value": "1246.3"
                    }, 
                    {
                        "value": "1262.3"
                    }, 
                    {
                        "value": "1276.3"
                    }, 
                    {
                        "value": "1289.1"
                    }, 
                    {
                        "value": "1301.0"
                    }, 
                    {
                        "value": "1312.4"
                    }, 
                    {
                        "value": "1323.6"
                    }, 
                    {
                        "value": "1334.8"
                    }, 
                    {
                        "value": "1346.3"
                    }, 
                    {
                        "value": "1358.2"
                    }, 
                    {
                        "value": "1370.8"
                    }, 
                    {
                        "value": "1384.2"
                    }, 
                    {
                        "value": "1414.2"
                    }, 
                    {
                        "value": "1449.5"
                    }, 
                    {
                        "value": "1491.6"
                    }, 
                    {
                        "value": "1541.6"
                    }, 
                    {
                        "value": "1600.9"
                    }, 
                    {
                        "value": "1634.4"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
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                                "value": "300"
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                            {
                                "value": "350"
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                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2400"
                            }, 
                            {
                                "value": "2600"
                            }, 
                            {
                                "value": "2800"
                            }, 
                            {
                                "value": "3000"
                            }, 
                            {
                                "value": "3100"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Properties of Polycrystalline Thulium Oxide and Lutetium Oxide from 20 \u00b0C to 1000 \u00b0C, W.R. Manning and O. Hunter,Jr., Journal of the American Ceramic Society, Vol. 53 5, pp. 279-280 (1970), published by American Ceramic Society."
            }
        ], 
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            "Thulium oxide"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Tm2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Tm-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "130.1"
                    }, 
                    {
                        "value": "127.0"
                    }, 
                    {
                        "value": "126.6"
                    }, 
                    {
                        "value": "125.7"
                    }, 
                    {
                        "value": "124.0"
                    }, 
                    {
                        "value": "123.0"
                    }, 
                    {
                        "value": "122.8"
                    }, 
                    {
                        "value": "123.5"
                    }, 
                    {
                        "value": "120.8"
                    }, 
                    {
                        "value": "119.9"
                    }, 
                    {
                        "value": "118.0"
                    }, 
                    {
                        "value": "118.2"
                    }, 
                    {
                        "value": "116.8"
                    }, 
                    {
                        "value": "116.4"
                    }, 
                    {
                        "value": "114.8"
                    }, 
                    {
                        "value": "114.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "152"
                            }, 
                            {
                                "value": "217"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "367"
                            }, 
                            {
                                "value": "428"
                            }, 
                            {
                                "value": "518"
                            }, 
                            {
                                "value": "597"
                            }, 
                            {
                                "value": "654"
                            }, 
                            {
                                "value": "711"
                            }, 
                            {
                                "value": "795"
                            }, 
                            {
                                "value": "857"
                            }, 
                            {
                                "value": "896"
                            }, 
                            {
                                "value": "964"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Properties of Polycrystalline Thulium Oxide and Lutetium Oxide from 20 \u00b0C to 1000 \u00b0C, W.R. Manning and O. Hunter,Jr., Journal of the American Ceramic Society, Vol. 53 5, pp. 279-280 (1970), published by American Ceramic Society."
            }
        ], 
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            "Thulium oxide"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Tm2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Tm-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "162.8"
                    }, 
                    {
                        "value": "161.4"
                    }, 
                    {
                        "value": "160.9"
                    }, 
                    {
                        "value": "160.0"
                    }, 
                    {
                        "value": "159.1"
                    }, 
                    {
                        "value": "158.2"
                    }, 
                    {
                        "value": "157.3"
                    }, 
                    {
                        "value": "155.9"
                    }, 
                    {
                        "value": "155.0"
                    }, 
                    {
                        "value": "153.6"
                    }, 
                    {
                        "value": "152.7"
                    }, 
                    {
                        "value": "151.4"
                    }, 
                    {
                        "value": "150.0"
                    }, 
                    {
                        "value": "149.5"
                    }, 
                    {
                        "value": "148.2"
                    }, 
                    {
                        "value": "147.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "152"
                            }, 
                            {
                                "value": "217"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "367"
                            }, 
                            {
                                "value": "428"
                            }, 
                            {
                                "value": "518"
                            }, 
                            {
                                "value": "597"
                            }, 
                            {
                                "value": "654"
                            }, 
                            {
                                "value": "711"
                            }, 
                            {
                                "value": "795"
                            }, 
                            {
                                "value": "857"
                            }, 
                            {
                                "value": "896"
                            }, 
                            {
                                "value": "964"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Properties of Polycrystalline Thulium Oxide and Lutetium Oxide from 20 \u00b0C to 1000 \u00b0C, W.R. Manning and O. Hunter,Jr., Journal of the American Ceramic Society, Vol. 53 5, pp. 279-280 (1970), published by American Ceramic Society."
            }
        ], 
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            "Thulium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Tm2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Tm-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.292"
                    }, 
                    {
                        "value": "0.288"
                    }, 
                    {
                        "value": "0.288"
                    }, 
                    {
                        "value": "0.288"
                    }, 
                    {
                        "value": "0.286"
                    }, 
                    {
                        "value": "0.286"
                    }, 
                    {
                        "value": "0.287"
                    }, 
                    {
                        "value": "0.289"
                    }, 
                    {
                        "value": "0.286"
                    }, 
                    {
                        "value": "0.286"
                    }, 
                    {
                        "value": "0.284"
                    }, 
                    {
                        "value": "0.286"
                    }, 
                    {
                        "value": "0.285"
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                    {
                        "value": "0.286"
                    }, 
                    {
                        "value": "0.285"
                    }, 
                    {
                        "value": "0.285"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "152"
                            }, 
                            {
                                "value": "217"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "367"
                            }, 
                            {
                                "value": "428"
                            }, 
                            {
                                "value": "518"
                            }, 
                            {
                                "value": "597"
                            }, 
                            {
                                "value": "654"
                            }, 
                            {
                                "value": "711"
                            }, 
                            {
                                "value": "795"
                            }, 
                            {
                                "value": "857"
                            }, 
                            {
                                "value": "896"
                            }, 
                            {
                                "value": "964"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Thulium Oxide and Lutetium Oxide from 20 \u00b0C to 1000 \u00b0C, W.R. Manning and O. Hunter,Jr., Journal of the American Ceramic Society, Vol. 53 5, pp. 279-280 (1970), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Thulium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Tm2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Tm-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "62.8"
                    }, 
                    {
                        "value": "62.4"
                    }, 
                    {
                        "value": "62.4"
                    }, 
                    {
                        "value": "62.0"
                    }, 
                    {
                        "value": "62.0"
                    }, 
                    {
                        "value": "61.2"
                    }, 
                    {
                        "value": "60.8"
                    }, 
                    {
                        "value": "60.4"
                    }, 
                    {
                        "value": "60.0"
                    }, 
                    {
                        "value": "59.6"
                    }, 
                    {
                        "value": "59.2"
                    }, 
                    {
                        "value": "58.4"
                    }, 
                    {
                        "value": "58.4"
                    }, 
                    {
                        "value": "58.0"
                    }, 
                    {
                        "value": "57.6"
                    }, 
                    {
                        "value": "57.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "152"
                            }, 
                            {
                                "value": "217"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "367"
                            }, 
                            {
                                "value": "428"
                            }, 
                            {
                                "value": "518"
                            }, 
                            {
                                "value": "597"
                            }, 
                            {
                                "value": "654"
                            }, 
                            {
                                "value": "711"
                            }, 
                            {
                                "value": "795"
                            }, 
                            {
                                "value": "857"
                            }, 
                            {
                                "value": "896"
                            }, 
                            {
                                "value": "964"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Thulium Oxide and Lutetium Oxide from 20 \u00b0C to 1000 \u00b0C, W.R. Manning and O. Hunter,Jr., Journal of the American Ceramic Society, Vol. 53 5, pp. 279-280 (1970), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Lutetium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "L2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Lu-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "139.7"
                    }, 
                    {
                        "value": "138.6"
                    }, 
                    {
                        "value": "137.4"
                    }, 
                    {
                        "value": "136.8"
                    }, 
                    {
                        "value": "135.3"
                    }, 
                    {
                        "value": "133.5"
                    }, 
                    {
                        "value": "133.2"
                    }, 
                    {
                        "value": "132.7"
                    }, 
                    {
                        "value": "132.7"
                    }, 
                    {
                        "value": "131.7"
                    }, 
                    {
                        "value": "131.0"
                    }, 
                    {
                        "value": "129.0"
                    }, 
                    {
                        "value": "128.5"
                    }, 
                    {
                        "value": "128.0"
                    }, 
                    {
                        "value": "126.3"
                    }, 
                    {
                        "value": "125.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "82"
                            }, 
                            {
                                "value": "146"
                            }, 
                            {
                                "value": "227"
                            }, 
                            {
                                "value": "308"
                            }, 
                            {
                                "value": "372"
                            }, 
                            {
                                "value": "435"
                            }, 
                            {
                                "value": "517"
                            }, 
                            {
                                "value": "584"
                            }, 
                            {
                                "value": "625"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "783"
                            }, 
                            {
                                "value": "837"
                            }, 
                            {
                                "value": "883"
                            }, 
                            {
                                "value": "937"
                            }, 
                            {
                                "value": "996"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Thulium Oxide and Lutetium Oxide from 20 \u00b0C to 1000 \u00b0C, W.R. Manning and O. Hunter,Jr., Journal of the American Ceramic Society, Vol. 53 5, pp. 279-280 (1970), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Lutetium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "L2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Lu-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "178.3"
                    }, 
                    {
                        "value": "176.5"
                    }, 
                    {
                        "value": "175.1"
                    }, 
                    {
                        "value": "173.4"
                    }, 
                    {
                        "value": "172.0"
                    }, 
                    {
                        "value": "170.6"
                    }, 
                    {
                        "value": "169.7"
                    }, 
                    {
                        "value": "168.4"
                    }, 
                    {
                        "value": "167.4"
                    }, 
                    {
                        "value": "166.6"
                    }, 
                    {
                        "value": "165.2"
                    }, 
                    {
                        "value": "163.4"
                    }, 
                    {
                        "value": "162.5"
                    }, 
                    {
                        "value": "161.2"
                    }, 
                    {
                        "value": "160.3"
                    }, 
                    {
                        "value": "158.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "82"
                            }, 
                            {
                                "value": "146"
                            }, 
                            {
                                "value": "227"
                            }, 
                            {
                                "value": "308"
                            }, 
                            {
                                "value": "372"
                            }, 
                            {
                                "value": "435"
                            }, 
                            {
                                "value": "517"
                            }, 
                            {
                                "value": "584"
                            }, 
                            {
                                "value": "625"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "783"
                            }, 
                            {
                                "value": "837"
                            }, 
                            {
                                "value": "883"
                            }, 
                            {
                                "value": "937"
                            }, 
                            {
                                "value": "996"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Thulium Oxide and Lutetium Oxide from 20 \u00b0C to 1000 \u00b0C, W.R. Manning and O. Hunter,Jr., Journal of the American Ceramic Society, Vol. 53 5, pp. 279-280 (1970), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Lutetium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "L2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Lu-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.287"
                    }, 
                    {
                        "value": "0.288"
                    }, 
                    {
                        "value": "0.288"
                    }, 
                    {
                        "value": "0.289"
                    }, 
                    {
                        "value": "0.288"
                    }, 
                    {
                        "value": "0.287"
                    }, 
                    {
                        "value": "0.288"
                    }, 
                    {
                        "value": "0.288"
                    }, 
                    {
                        "value": "0.290"
                    }, 
                    {
                        "value": "0.290"
                    }, 
                    {
                        "value": "0.290"
                    }, 
                    {
                        "value": "0.289"
                    }, 
                    {
                        "value": "0.289"
                    }, 
                    {
                        "value": "0.289"
                    }, 
                    {
                        "value": "0.288"
                    }, 
                    {
                        "value": "0.289"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "82"
                            }, 
                            {
                                "value": "146"
                            }, 
                            {
                                "value": "227"
                            }, 
                            {
                                "value": "308"
                            }, 
                            {
                                "value": "372"
                            }, 
                            {
                                "value": "435"
                            }, 
                            {
                                "value": "517"
                            }, 
                            {
                                "value": "584"
                            }, 
                            {
                                "value": "625"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "783"
                            }, 
                            {
                                "value": "837"
                            }, 
                            {
                                "value": "883"
                            }, 
                            {
                                "value": "937"
                            }, 
                            {
                                "value": "996"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Thulium Oxide and Lutetium Oxide from 20 \u00b0C to 1000 \u00b0C, W.R. Manning and O. Hunter,Jr., Journal of the American Ceramic Society, Vol. 53 5, pp. 279-280 (1970), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Lutetium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "L2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Lu-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "69.2"
                    }, 
                    {
                        "value": "68.8"
                    }, 
                    {
                        "value": "68.4"
                    }, 
                    {
                        "value": "67.5"
                    }, 
                    {
                        "value": "66.7"
                    }, 
                    {
                        "value": "66.3"
                    }, 
                    {
                        "value": "65.5"
                    }, 
                    {
                        "value": "65.1"
                    }, 
                    {
                        "value": "64.7"
                    }, 
                    {
                        "value": "64.3"
                    }, 
                    {
                        "value": "63.9"
                    }, 
                    {
                        "value": "63.1"
                    }, 
                    {
                        "value": "62.7"
                    }, 
                    {
                        "value": "62.7"
                    }, 
                    {
                        "value": "61.9"
                    }, 
                    {
                        "value": "61.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "82"
                            }, 
                            {
                                "value": "146"
                            }, 
                            {
                                "value": "227"
                            }, 
                            {
                                "value": "308"
                            }, 
                            {
                                "value": "372"
                            }, 
                            {
                                "value": "435"
                            }, 
                            {
                                "value": "517"
                            }, 
                            {
                                "value": "584"
                            }, 
                            {
                                "value": "625"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "783"
                            }, 
                            {
                                "value": "837"
                            }, 
                            {
                                "value": "883"
                            }, 
                            {
                                "value": "937"
                            }, 
                            {
                                "value": "996"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties Characterization of One SiC and Two Si3N4 Commercially Available Ceramics, N.L. Hecht, S.M. Goodrich, L. Chuck, D.E. McCullum, and V.J. Tennery, American Ceramic Society Bulletin, Vol. 71 4, pp. 653-659 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.170"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties Characterization of One SiC and Two Si3N4 Commercially Available Ceramics, N.L. Hecht, S.M. Goodrich, L. Chuck, D.E. McCullum, and V.J. Tennery, American Ceramic Society Bulletin, Vol. 71 4, pp. 653-659 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "427"
                    }, 
                    {
                        "value": "401"
                    }, 
                    {
                        "value": "394"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties Characterization of One SiC and Two Si3N4 Commercially Available Ceramics, N.L. Hecht, S.M. Goodrich, L. Chuck, D.E. McCullum, and V.J. Tennery, American Ceramic Society Bulletin, Vol. 71 4, pp. 653-659 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "52", 
                        "value": "402"
                    }, 
                    {
                        "uncertainty": "30", 
                        "value": "416"
                    }, 
                    {
                        "uncertainty": "61", 
                        "value": "435"
                    }, 
                    {
                        "uncertainty": "48", 
                        "value": "436"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties Characterization of One SiC and Two Si3N4 Commercially Available Ceramics, N.L. Hecht, S.M. Goodrich, L. Chuck, D.E. McCullum, and V.J. Tennery, American Ceramic Society Bulletin, Vol. 71 4, pp. 653-659 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "27"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
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                "name": "Sintering"
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            {
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            }
        ], 
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            "Silicon carbide"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
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            }, 
            {
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                    {
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
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                ], 
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            }, 
            {
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                    {
                        "uncertainty": "50", 
                        "value": "234"
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                    }, 
                    {
                        "uncertainty": "37", 
                        "value": "267"
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                    {
                        "uncertainty": "37", 
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                    }
                ], 
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                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "20"
                            }, 
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                                "value": "1000"
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                                "value": "1200"
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                                "value": "1400"
                            }
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                    }
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        ]
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            {
                "citation": "Mechanical Properties Characterization of One SiC and Two Si3N4 Commercially Available Ceramics, N.L. Hecht, S.M. Goodrich, L. Chuck, D.E. McCullum, and V.J. Tennery, American Ceramic Society Bulletin, Vol. 71 4, pp. 653-659 (1992), published by American Ceramic Society."
            }
        ], 
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            {
                "name": "NIST_SRD-30"
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        ], 
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                        "units": "$^{\\circ}$C", 
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                                "value": "23"
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                    }
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                "citation": "Mechanical Properties Characterization of One SiC and Two Si3N4 Commercially Available Ceramics, N.L. Hecht, S.M. Goodrich, L. Chuck, D.E. McCullum, and V.J. Tennery, American Ceramic Society Bulletin, Vol. 71 4, pp. 653-659 (1992), published by American Ceramic Society."
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        ], 
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        "licenses": [
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                "name": "NIST_SRD-30"
            }
        ], 
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                    {
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                    }
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        ]
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            }
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
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            {
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                    {
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                    {
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                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "20"
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                                "value": "1000"
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                            {
                                "value": "1400"
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                "citation": "Mechanical Properties Characterization of One SiC and Two Si3N4 Commercially Available Ceramics, N.L. Hecht, S.M. Goodrich, L. Chuck, D.E. McCullum, and V.J. Tennery, American Ceramic Society Bulletin, Vol. 71 4, pp. 653-659 (1992), published by American Ceramic Society."
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        ], 
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        ], 
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            }
        ], 
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            {
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                    {
                        "scalars": [
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                                "value": "A"
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            }, 
            {
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                        "value": "3.28"
                    }
                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
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                        ], 
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                    }, 
                    {
                        "scalars": [
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                                "value": "B"
                            }
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                    }
                ], 
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        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
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            {
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        ], 
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            }, 
            {
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                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "25"
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                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
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    {
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            {
                "name": "Sintering"
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        ], 
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        ], 
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            {
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            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySiO2.zMo2C", 
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                    {
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                "name": "Sintering"
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        ], 
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            {
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        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySiO2.zMo2C", 
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                                "value": "23"
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                    }, 
                    {
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                                "value": "A"
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    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
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        ], 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
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        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
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        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySiO2.zMo2C", 
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            {
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                    {
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                                "value": "B"
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        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
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        ], 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySiO2.zMo2C", 
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                                "value": "23"
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                    }, 
                    {
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                                "value": "A"
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    {
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
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        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
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        ], 
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            {
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                        "value": "14.2"
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                ], 
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                                "value": "23"
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                    }, 
                    {
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                                "value": "B"
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                    }
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        ]
    }, 
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        "category": "system.chemical", 
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                "name": "Solid State Reaction"
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        ], 
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            {
                "citation": "High-Temperature Heat Contents of TiO, Ti2O3, Ti3O5, and TiO2, B.F. Naylor, Journal of the American Chemical Society, Vol. 68, pp. 1077-1080 (1946), published by American Chemical Society."
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                    {
                        "value": "761.4"
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                    {
                        "value": "799.8"
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                    {
                        "value": "832.4"
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                    {
                        "value": "861.8"
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                    {
                        "value": "889.3"
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                    {
                        "value": "915.8"
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                    {
                        "value": "941.5"
                    }, 
                    {
                        "value": "966.7"
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                    {
                        "value": "982.6"
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                    {
                        "value": "1024"
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                    {
                        "value": "1031"
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                    {
                        "value": "1051"
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                    {
                        "value": "1071"
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                    {
                        "value": "1090"
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                    {
                        "value": "1110"
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                    {
                        "value": "1130"
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                    {
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                                "value": "alpha"
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                            {
                                "value": "alpha"
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                            {
                                "value": "alpha"
                            }, 
                            {
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                            }, 
                            {
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                            {
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                            {
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                            {
                                "value": "beta"
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                            {
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                        ], 
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                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
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                                "value": "39.94"
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                            {
                                "value": "40.09"
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                            {
                                "value": "45.38"
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                            {
                                "value": "48.64"
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                            {
                                "value": "51.09"
                            }, 
                            {
                                "value": "53.17"
                            }, 
                            {
                                "value": "55.05"
                            }, 
                            {
                                "value": "56.81"
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                            {
                                "value": "58.50"
                            }, 
                            {
                                "value": "60.14"
                            }, 
                            {
                                "value": "61.75"
                            }, 
                            {
                                "value": "62.77"
                            }, 
                            {
                                "value": "65.44"
                            }, 
                            {
                                "value": "65.89"
                            }, 
                            {
                                "value": "67.14"
                            }, 
                            {
                                "value": "68.40"
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                            {
                                "value": "69.65"
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                            {
                                "value": "70.91"
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                            {
                                "value": "72.16"
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                ], 
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            {
                "name": "NIST_SRD-30"
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        ], 
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                        "value": "949.4"
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                    {
                        "value": "894.4"
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                    {
                        "value": "909.4"
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                    {
                        "value": "949.4"
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                    {
                        "value": "975.1"
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                    {
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                    {
                        "value": "1007"
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                    {
                        "value": "1017"
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                    {
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                        "value": "1058"
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                    {
                        "value": "1068"
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                                "value": "alpha"
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                                "value": "beta"
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                            {
                                "value": "beta"
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                            {
                                "value": "beta"
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                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
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                            {
                                "value": "beta"
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                            {
                                "value": "beta"
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                            {
                                "value": "beta"
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                            {
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                                "value": "1700"
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                            {
                                "value": "1800"
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                        ], 
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                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
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                                "value": "97.30"
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
                                "value": "142.76"
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                            {
                                "value": "144.70"
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                            {
                                "value": "146.25"
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                            {
                                "value": "147.53"
                            }, 
                            {
                                "value": "148.64"
                            }, 
                            {
                                "value": "149.62"
                            }, 
                            {
                                "value": "150.51"
                            }, 
                            {
                                "value": "151.34"
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                            {
                                "value": "152.11"
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                            {
                                "value": "152.85"
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                            {
                                "value": "153.55"
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                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Solid State Reaction"
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        ], 
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            {
                "citation": "High-Temperature Heat Contents of TiO, Ti2O3, Ti3O5, and TiO2, B.F. Naylor, Journal of the American Chemical Society, Vol. 68, pp. 1077-1080 (1946), published by American Chemical Society."
            }
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                        "value": "Ti-O"
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                ], 
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            {
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                ], 
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            }, 
            {
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                    {
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                    {
                        "value": "829.0"
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                    {
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                    {
                        "value": "911.8"
                    }, 
                    {
                        "value": "845.5"
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                    {
                        "value": "853.0"
                    }, 
                    {
                        "value": "868.0"
                    }, 
                    {
                        "value": "882.9"
                    }, 
                    {
                        "value": "897.9"
                    }, 
                    {
                        "value": "912.8"
                    }, 
                    {
                        "value": "927.8"
                    }, 
                    {
                        "value": "942.8"
                    }, 
                    {
                        "value": "957.7"
                    }, 
                    {
                        "value": "972.7"
                    }, 
                    {
                        "value": "987.7"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "alpha"
                            }, 
                            {
                                "value": "alpha"
                            }, 
                            {
                                "value": "alpha"
                            }, 
                            {
                                "value": "alpha"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "185.16"
                            }, 
                            {
                                "value": "185.40"
                            }, 
                            {
                                "value": "197.74"
                            }, 
                            {
                                "value": "203.91"
                            }, 
                            {
                                "value": "189.09"
                            }, 
                            {
                                "value": "190.76"
                            }, 
                            {
                                "value": "194.11"
                            }, 
                            {
                                "value": "197.45"
                            }, 
                            {
                                "value": "200.80"
                            }, 
                            {
                                "value": "204.15"
                            }, 
                            {
                                "value": "207.49"
                            }, 
                            {
                                "value": "210.84"
                            }, 
                            {
                                "value": "214.18"
                            }, 
                            {
                                "value": "217.53"
                            }, 
                            {
                                "value": "220.88"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Heat Contents of TiO, Ti2O3, Ti3O5, and TiO2, B.F. Naylor, Journal of the American Chemical Society, Vol. 68, pp. 1077-1080 (1946), published by American Chemical Society."
            }
        ], 
        "names": [
            "Titania (anatase)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Baker"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "706.4"
                    }, 
                    {
                        "value": "709.4"
                    }, 
                    {
                        "value": "806.4"
                    }, 
                    {
                        "value": "854.4"
                    }, 
                    {
                        "value": "883.0"
                    }, 
                    {
                        "value": "902.5"
                    }, 
                    {
                        "value": "917.2"
                    }, 
                    {
                        "value": "929.0"
                    }, 
                    {
                        "value": "939.1"
                    }, 
                    {
                        "value": "948.0"
                    }, 
                    {
                        "value": "956.1"
                    }, 
                    {
                        "value": "963.7"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "anatase"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "56.43"
                            }, 
                            {
                                "value": "56.66"
                            }, 
                            {
                                "value": "64.42"
                            }, 
                            {
                                "value": "68.25"
                            }, 
                            {
                                "value": "70.53"
                            }, 
                            {
                                "value": "72.09"
                            }, 
                            {
                                "value": "73.26"
                            }, 
                            {
                                "value": "74.21"
                            }, 
                            {
                                "value": "75.01"
                            }, 
                            {
                                "value": "75.72"
                            }, 
                            {
                                "value": "76.37"
                            }, 
                            {
                                "value": "76.98"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Heat Contents of TiO, Ti2O3, Ti3O5, and TiO2, B.F. Naylor, Journal of the American Chemical Society, Vol. 68, pp. 1077-1080 (1946), published by American Chemical Society."
            }
        ], 
        "names": [
            "Titania (rutile)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Titanium Alloy Manufacturing Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "706.5"
                    }, 
                    {
                        "value": "709.4"
                    }, 
                    {
                        "value": "803.6"
                    }, 
                    {
                        "value": "850.0"
                    }, 
                    {
                        "value": "877.5"
                    }, 
                    {
                        "value": "896.2"
                    }, 
                    {
                        "value": "910.1"
                    }, 
                    {
                        "value": "921.2"
                    }, 
                    {
                        "value": "930.6"
                    }, 
                    {
                        "value": "938.9"
                    }, 
                    {
                        "value": "946.5"
                    }, 
                    {
                        "value": "953.5"
                    }, 
                    {
                        "value": "960.1"
                    }, 
                    {
                        "value": "966.5"
                    }, 
                    {
                        "value": "972.6"
                    }, 
                    {
                        "value": "978.5"
                    }, 
                    {
                        "value": "984.4"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "rutile"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "56.44"
                            }, 
                            {
                                "value": "56.66"
                            }, 
                            {
                                "value": "64.19"
                            }, 
                            {
                                "value": "67.89"
                            }, 
                            {
                                "value": "70.09"
                            }, 
                            {
                                "value": "71.58"
                            }, 
                            {
                                "value": "72.69"
                            }, 
                            {
                                "value": "73.58"
                            }, 
                            {
                                "value": "74.34"
                            }, 
                            {
                                "value": "75.00"
                            }, 
                            {
                                "value": "75.60"
                            }, 
                            {
                                "value": "76.16"
                            }, 
                            {
                                "value": "76.69"
                            }, 
                            {
                                "value": "77.20"
                            }, 
                            {
                                "value": "77.69"
                            }, 
                            {
                                "value": "78.16"
                            }, 
                            {
                                "value": "78.63"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Structure-Property Correlations for TiB2-Based Ceramics Densified Using Active Liquid Metals, V.J. Tennery, C.B. Finch, C.S. Yust, and G.W. Clark, Science of Hard Materials, pp. 891-909 (1983), edited by R.K. Viswanadham, D.J. Rowcliffe, and J. Gurland, published by Plenum Press."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.46"
                    }, 
                    {
                        "value": "4.43"
                    }, 
                    {
                        "value": "4.62"
                    }, 
                    {
                        "value": "4.56"
                    }, 
                    {
                        "value": "4.52"
                    }, 
                    {
                        "value": "4.50"
                    }, 
                    {
                        "value": "4.56"
                    }, 
                    {
                        "value": "4.56"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Powder Code"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "0.91"
                            }, 
                            {
                                "value": "0.39"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.43"
                            }
                        ], 
                        "name": "Mass Fraction of Ni"
                    }, 
                    {
                        "units": "ks", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "7.2"
                            }, 
                            {
                                "value": "7.2"
                            }, 
                            {
                                "value": "7.2"
                            }, 
                            {
                                "value": "14.4"
                            }, 
                            {
                                "value": "28.8"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Hot Pressing Time"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Structure-Property Correlations for TiB2-Based Ceramics Densified Using Active Liquid Metals, V.J. Tennery, C.B. Finch, C.S. Yust, and G.W. Clark, Science of Hard Materials, pp. 891-909 (1983), edited by R.K. Viswanadham, D.J. Rowcliffe, and J. Gurland, published by Plenum Press."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "563"
                    }, 
                    {
                        "value": "503"
                    }, 
                    {
                        "value": "514"
                    }, 
                    {
                        "value": "569"
                    }, 
                    {
                        "value": "568"
                    }, 
                    {
                        "value": "574"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "g cm$^{-3}$", 
                        "scalars": [
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.43"
                            }, 
                            {
                                "value": "4.62"
                            }, 
                            {
                                "value": "4.52"
                            }, 
                            {
                                "value": "4.50"
                            }, 
                            {
                                "value": "4.56"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Structure-Property Correlations for TiB2-Based Ceramics Densified Using Active Liquid Metals, V.J. Tennery, C.B. Finch, C.S. Yust, and G.W. Clark, Science of Hard Materials, pp. 891-909 (1983), edited by R.K. Viswanadham, D.J. Rowcliffe, and J. Gurland, published by Plenum Press."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "65", 
                        "value": "386"
                    }, 
                    {
                        "uncertainty": "28", 
                        "value": "448"
                    }, 
                    {
                        "uncertainty": "21", 
                        "value": "731"
                    }, 
                    {
                        "uncertainty": "66", 
                        "value": "703"
                    }, 
                    {
                        "uncertainty": "42", 
                        "value": "756"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "g cm$^{-3}$", 
                        "scalars": [
                            {
                                "value": "4.62"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.52"
                            }, 
                            {
                                "value": "4.50"
                            }, 
                            {
                                "value": "4.56"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Structure-Property Correlations for TiB2-Based Ceramics Densified Using Active Liquid Metals, V.J. Tennery, C.B. Finch, C.S. Yust, and G.W. Clark, Science of Hard Materials, pp. 891-909 (1983), edited by R.K. Viswanadham, D.J. Rowcliffe, and J. Gurland, published by Plenum Press."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "40"
                    }, 
                    {
                        "value": "40"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "g cm$^{-3}$", 
                        "scalars": [
                            {
                                "value": "4.62"
                            }, 
                            {
                                "value": "4.52"
                            }, 
                            {
                                "value": "4.50"
                            }, 
                            {
                                "value": "4.56"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Structure-Property Correlations for TiB2-Based Ceramics Densified Using Active Liquid Metals, V.J. Tennery, C.B. Finch, C.S. Yust, and G.W. Clark, Science of Hard Materials, pp. 891-909 (1983), edited by R.K. Viswanadham, D.J. Rowcliffe, and J. Gurland, published by Plenum Press."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "7.8"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "6.7"
                    }, 
                    {
                        "value": "6.7"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "g cm$^{-3}$", 
                        "scalars": [
                            {
                                "value": "4.62"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.52"
                            }, 
                            {
                                "value": "4.50"
                            }, 
                            {
                                "value": "4.56"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Structure-Property Correlations for TiB2-Based Ceramics Densified Using Active Liquid Metals, V.J. Tennery, C.B. Finch, C.S. Yust, and G.W. Clark, Science of Hard Materials, pp. 891-909 (1983), edited by R.K. Viswanadham, D.J. Rowcliffe, and J. Gurland, published by Plenum Press."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "23"
                    }, 
                    {
                        "value": "18"
                    }, 
                    {
                        "value": "16"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "9.8"
                    }, 
                    {
                        "value": "9.6"
                    }, 
                    {
                        "value": "8.9"
                    }, 
                    {
                        "value": "9.1"
                    }, 
                    {
                        "value": "8.8"
                    }, 
                    {
                        "value": "9.8"
                    }, 
                    {
                        "value": "9.4"
                    }, 
                    {
                        "value": "9.0"
                    }, 
                    {
                        "value": "8.4"
                    }, 
                    {
                        "value": "7.1"
                    }, 
                    {
                        "value": "7.4"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "24"
                    }, 
                    {
                        "value": "22"
                    }, 
                    {
                        "value": "18"
                    }, 
                    {
                        "value": "16"
                    }, 
                    {
                        "value": "17"
                    }, 
                    {
                        "value": "16"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "9.8"
                    }, 
                    {
                        "value": "10.4"
                    }, 
                    {
                        "value": "10.0"
                    }, 
                    {
                        "value": "9.2"
                    }, 
                    {
                        "value": "9.4"
                    }, 
                    {
                        "value": "9.0"
                    }, 
                    {
                        "value": "8.2"
                    }, 
                    {
                        "value": "7.5"
                    }, 
                    {
                        "value": "7.4"
                    }, 
                    {
                        "value": "7.7"
                    }, 
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "6.5"
                    }, 
                    {
                        "value": "6.5"
                    }, 
                    {
                        "value": "6.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "g cm$^{-3}$", 
                        "scalars": [
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "152"
                            }, 
                            {
                                "value": "152"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "247"
                            }, 
                            {
                                "value": "248"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "353"
                            }, 
                            {
                                "value": "401"
                            }, 
                            {
                                "value": "401"
                            }, 
                            {
                                "value": "449"
                            }, 
                            {
                                "value": "449"
                            }, 
                            {
                                "value": "502"
                            }, 
                            {
                                "value": "502"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "703"
                            }, 
                            {
                                "value": "703"
                            }, 
                            {
                                "value": "756"
                            }, 
                            {
                                "value": "799"
                            }, 
                            {
                                "value": "799"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "152"
                            }, 
                            {
                                "value": "152"
                            }, 
                            {
                                "value": "195"
                            }, 
                            {
                                "value": "199"
                            }, 
                            {
                                "value": "247"
                            }, 
                            {
                                "value": "247"
                            }, 
                            {
                                "value": "295"
                            }, 
                            {
                                "value": "295"
                            }, 
                            {
                                "value": "343"
                            }, 
                            {
                                "value": "348"
                            }, 
                            {
                                "value": "396"
                            }, 
                            {
                                "value": "401"
                            }, 
                            {
                                "value": "449"
                            }, 
                            {
                                "value": "454"
                            }, 
                            {
                                "value": "502"
                            }, 
                            {
                                "value": "502"
                            }, 
                            {
                                "value": "554"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "593"
                            }, 
                            {
                                "value": "597"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "698"
                            }, 
                            {
                                "value": "703"
                            }, 
                            {
                                "value": "756"
                            }, 
                            {
                                "value": "756"
                            }, 
                            {
                                "value": "799"
                            }, 
                            {
                                "value": "799"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Structure-Property Correlations for TiB2-Based Ceramics Densified Using Active Liquid Metals, V.J. Tennery, C.B. Finch, C.S. Yust, and G.W. Clark, Science of Hard Materials, pp. 891-909 (1983), edited by R.K. Viswanadham, D.J. Rowcliffe, and J. Gurland, published by Plenum Press."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.122"
                    }, 
                    {
                        "value": "0.113"
                    }, 
                    {
                        "value": "0.128"
                    }, 
                    {
                        "value": "0.112"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "g cm$^{-3}$", 
                        "scalars": [
                            {
                                "value": "4.62"
                            }, 
                            {
                                "value": "4.52"
                            }, 
                            {
                                "value": "4.50"
                            }, 
                            {
                                "value": "4.56"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Structure-Property Correlations for TiB2-Based Ceramics Densified Using Active Liquid Metals, V.J. Tennery, C.B. Finch, C.S. Yust, and G.W. Clark, Science of Hard Materials, pp. 891-909 (1983), edited by R.K. Viswanadham, D.J. Rowcliffe, and J. Gurland, published by Plenum Press."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.339"
                    }, 
                    {
                        "value": "0.198"
                    }, 
                    {
                        "value": "0.173"
                    }, 
                    {
                        "value": "0.169"
                    }, 
                    {
                        "value": "0.162"
                    }, 
                    {
                        "value": "0.157"
                    }, 
                    {
                        "value": "0.156"
                    }, 
                    {
                        "value": "0.154"
                    }, 
                    {
                        "value": "0.151"
                    }, 
                    {
                        "value": "0.148"
                    }, 
                    {
                        "value": "0.329"
                    }, 
                    {
                        "value": "0.195"
                    }, 
                    {
                        "value": "0.177"
                    }, 
                    {
                        "value": "0.168"
                    }, 
                    {
                        "value": "0.153"
                    }, 
                    {
                        "value": "0.157"
                    }, 
                    {
                        "value": "0.154"
                    }, 
                    {
                        "value": "0.151"
                    }, 
                    {
                        "value": "0.147"
                    }, 
                    {
                        "value": "0.146"
                    }, 
                    {
                        "value": "0.146"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "g cm$^{-3}$", 
                        "scalars": [
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.46"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }, 
                            {
                                "value": "4.56"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "311"
                            }, 
                            {
                                "value": "404"
                            }, 
                            {
                                "value": "502"
                            }, 
                            {
                                "value": "608"
                            }, 
                            {
                                "value": "714"
                            }, 
                            {
                                "value": "797"
                            }, 
                            {
                                "value": "903"
                            }, 
                            {
                                "value": "1001"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "304"
                            }, 
                            {
                                "value": "403"
                            }, 
                            {
                                "value": "502"
                            }, 
                            {
                                "value": "609"
                            }, 
                            {
                                "value": "692"
                            }, 
                            {
                                "value": "797"
                            }, 
                            {
                                "value": "903"
                            }, 
                            {
                                "value": "1002"
                            }, 
                            {
                                "value": "1107"
                            }, 
                            {
                                "value": "1198"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Single-Crystal $\\alpha$-Si3N4, I.E. Reimanis, H. Suematsu, J.J. Petrovic, and T.E. Mitchell, Journal of the American Ceramic Society, Vol. 79 8, pp. 2065-2073 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.5", 
                        "value": "2.1"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "1.7"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "1.7"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "1.4"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "1.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "GPa", 
                        "scalars": [
                            {
                                "uncertainty": "5", 
                                "value": "31"
                            }, 
                            {
                                "uncertainty": "2.5", 
                                "value": "23"
                            }, 
                            {
                                "uncertainty": "2.5", 
                                "value": "19"
                            }, 
                            {
                                "uncertainty": "2.5", 
                                "value": "17"
                            }, 
                            {
                                "uncertainty": "2.5", 
                                "value": "14"
                            }
                        ], 
                        "name": "Hardness"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Single-Crystal $\\alpha$-Si3N4, I.E. Reimanis, H. Suematsu, J.J. Petrovic, and T.E. Mitchell, Journal of the American Ceramic Society, Vol. 79 8, pp. 2065-2073 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "5", 
                        "value": "34"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "26"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "24"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "23"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "21"
                    }, 
                    {
                        "uncertainty": "5", 
                        "value": "25.5"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "18"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "17"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "15"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "13.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "{1-100}"
                            }, 
                            {
                                "value": "{1-100}"
                            }, 
                            {
                                "value": "{1-100}"
                            }, 
                            {
                                "value": "{1-100}"
                            }, 
                            {
                                "value": "{1-100}"
                            }, 
                            {
                                "value": "{0001}"
                            }, 
                            {
                                "value": "{0001}"
                            }, 
                            {
                                "value": "{0001}"
                            }, 
                            {
                                "value": "{0001}"
                            }, 
                            {
                                "value": "{0001}"
                            }
                        ], 
                        "name": "Crystal Face"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "The Heat Content and Heat Capacity of Boron Nitride from 298 to 1689\u00b0K, R.A. McDonald and D.R. Stull, Journal of Physical Chemistry, Vol. 65, pp. 1918-1918 (1961), published by American Chemical Society."
            }
        ], 
        "names": [
            "Boron nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "790"
                    }, 
                    {
                        "value": "934"
                    }, 
                    {
                        "value": "1060"
                    }, 
                    {
                        "value": "1170"
                    }, 
                    {
                        "value": "1260"
                    }, 
                    {
                        "value": "1350"
                    }, 
                    {
                        "value": "1420"
                    }, 
                    {
                        "value": "1480"
                    }, 
                    {
                        "value": "1530"
                    }, 
                    {
                        "value": "1580"
                    }, 
                    {
                        "value": "1630"
                    }, 
                    {
                        "value": "1670"
                    }, 
                    {
                        "value": "1720"
                    }, 
                    {
                        "value": "1750"
                    }, 
                    {
                        "value": "1790"
                    }, 
                    {
                        "value": "1820"
                    }, 
                    {
                        "value": "1840"
                    }, 
                    {
                        "value": "1870"
                    }, 
                    {
                        "value": "1890"
                    }, 
                    {
                        "value": "1900"
                    }, 
                    {
                        "value": "1920"
                    }, 
                    {
                        "value": "1940"
                    }, 
                    {
                        "value": "1950"
                    }, 
                    {
                        "value": "1970"
                    }, 
                    {
                        "value": "1970"
                    }, 
                    {
                        "value": "1970"
                    }, 
                    {
                        "value": "1970"
                    }, 
                    {
                        "value": "1970"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "19.6"
                            }, 
                            {
                                "value": "23.2"
                            }, 
                            {
                                "value": "26.3"
                            }, 
                            {
                                "value": "29.0"
                            }, 
                            {
                                "value": "31.4"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "35.2"
                            }, 
                            {
                                "value": "36.7"
                            }, 
                            {
                                "value": "38.0"
                            }, 
                            {
                                "value": "39.3"
                            }, 
                            {
                                "value": "40.4"
                            }, 
                            {
                                "value": "41.5"
                            }, 
                            {
                                "value": "42.7"
                            }, 
                            {
                                "value": "43.5"
                            }, 
                            {
                                "value": "44.4"
                            }, 
                            {
                                "value": "45.2"
                            }, 
                            {
                                "value": "45.6"
                            }, 
                            {
                                "value": "46.4"
                            }, 
                            {
                                "value": "46.9"
                            }, 
                            {
                                "value": "47.3"
                            }, 
                            {
                                "value": "47.7"
                            }, 
                            {
                                "value": "48.1"
                            }, 
                            {
                                "value": "48.5"
                            }, 
                            {
                                "value": "49.0"
                            }, 
                            {
                                "value": "49.0"
                            }, 
                            {
                                "value": "49.0"
                            }, 
                            {
                                "value": "49.0"
                            }, 
                            {
                                "value": "49.0"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Polycrystalline Mullite, P.A. Lessing, R.S. Gordon, and K.S. Mazdiyasni, Journal of the American Ceramic Society, Vol. 58, pp. 149-149 (1975), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Polycrystalline Mullite, P.A. Lessing, R.S. Gordon, and K.S. Mazdiyasni, Journal of the American Ceramic Society, Vol. 58, pp. 149-149 (1975), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "686"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "1300", 
                                "maximum": "1450"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Polycrystalline Mullite, P.A. Lessing, R.S. Gordon, and K.S. Mazdiyasni, Journal of the American Ceramic Society, Vol. 58, pp. 149-149 (1975), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "33"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "6.5"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "1.8"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1430"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1350"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Radiant Tube Technology:  Component Test and Design Verification, J.R. Hellmann and P. Strzepa, Projects Within the Center for Advanced Materials, pp. 51-68 (1987), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "SiC"
                    }, 
                    {
                        "value": "Si"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "86"
                            }, 
                            {
                                "value": "11"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Radiant Tube Technology:  Component Test and Design Verification, J.R. Hellmann and P. Strzepa, Projects Within the Center for Advanced Materials, pp. 51-68 (1987), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al"
                    }, 
                    {
                        "value": "B"
                    }, 
                    {
                        "value": "Fe"
                    }, 
                    {
                        "value": "Ti"
                    }, 
                    {
                        "value": "Ca"
                    }, 
                    {
                        "value": "Mg"
                    }, 
                    {
                        "value": "V"
                    }, 
                    {
                        "value": "C"
                    }, 
                    {
                        "value": "Ni"
                    }, 
                    {
                        "value": "Cr"
                    }, 
                    {
                        "value": "Mn"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.03"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.03"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.005"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Radiant Tube Technology:  Component Test and Design Verification, J.R. Hellmann and P. Strzepa, Projects Within the Center for Advanced Materials, pp. 51-68 (1987), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.06"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Radiant Tube Technology:  Component Test and Design Verification, J.R. Hellmann and P. Strzepa, Projects Within the Center for Advanced Materials, pp. 51-68 (1987), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "370"
                    }, 
                    {
                        "value": "406"
                    }, 
                    {
                        "value": "422"
                    }, 
                    {
                        "value": "105"
                    }, 
                    {
                        "value": "110"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Radiant Tube Technology:  Component Test and Design Verification, J.R. Hellmann and P. Strzepa, Projects Within the Center for Advanced Materials, pp. 51-68 (1987), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3"
                    }, 
                    {
                        "value": "50"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "small"
                            }, 
                            {
                                "value": "large"
                            }
                        ], 
                        "name": "Bimodal Region"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Radiant Tube Technology:  Component Test and Design Verification, J.R. Hellmann and P. Strzepa, Projects Within the Center for Advanced Materials, pp. 51-68 (1987), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.16"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Radiant Tube Technology:  Component Test and Design Verification, J.R. Hellmann and P. Strzepa, Projects Within the Center for Advanced Materials, pp. 51-68 (1987), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.7"
                    }, 
                    {
                        "value": "39.3"
                    }, 
                    {
                        "value": "17.1"
                    }, 
                    {
                        "value": "9.9"
                    }, 
                    {
                        "value": "19.0"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Flux Growth"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Beryllia Single Crystals, G.S. Corman, Journal of the American Ceramic Society, Vol. 75 1, pp. 71-76 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "27", 
                        "value": "371"
                    }, 
                    {
                        "uncertainty": "63", 
                        "value": "496"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "minimum": "1", 
                                "maximum": "101"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "100"
                            }
                        ], 
                        "name": "Crytal Orientation"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Flux Growth"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Beryllia Single Crystals, G.S. Corman, Journal of the American Ceramic Society, Vol. 75 1, pp. 71-76 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "131"
                    }, 
                    {
                        "value": "729"
                    }, 
                    {
                        "value": "31.5"
                    }, 
                    {
                        "value": "1850"
                    }, 
                    {
                        "value": "4490"
                    }, 
                    {
                        "value": "381"
                    }, 
                    {
                        "value": "11500"
                    }, 
                    {
                        "value": "197"
                    }, 
                    {
                        "value": "2070"
                    }, 
                    {
                        "value": "83100"
                    }, 
                    {
                        "value": "919"
                    }, 
                    {
                        "value": "97000"
                    }, 
                    {
                        "value": "7.2"
                    }, 
                    {
                        "value": "155"
                    }, 
                    {
                        "value": "33.5"
                    }, 
                    {
                        "value": "92.3"
                    }, 
                    {
                        "value": "334"
                    }, 
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "235"
                    }, 
                    {
                        "value": "479"
                    }, 
                    {
                        "value": "17"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "minimum": "1", 
                                "maximum": "101"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "101"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "101"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "101"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "101"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "101"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "101"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "101"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "101"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "101"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "101"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "101"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "100"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "100"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "100"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "100"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "100"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "100"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "100"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "100"
                            }, 
                            {
                                "value": "0001"
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                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "650"
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                            {
                                "value": "650"
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                            {
                                "value": "700"
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                            {
                                "value": "700"
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                            {
                                "value": "700"
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                            {
                                "value": "750"
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                            {
                                "value": "750"
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                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }
                        ], 
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                    }, 
                    {
                        "units": "MPa", 
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                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
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                            {
                                "value": "25"
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                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "50"
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                            {
                                "value": "70"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Flux Growth"
            }
        ], 
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            {
                "citation": "Creep of Beryllia Single Crystals, G.S. Corman, Journal of the American Ceramic Society, Vol. 75 1, pp. 71-76 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.36", 
                        "value": "4.65"
                    }, 
                    {
                        "uncertainty": "0.36", 
                        "value": "3.38"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "minimum": "1", 
                                "maximum": "101"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "100"
                            }
                        ], 
                        "name": "Crystal Orientation"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Residual Nickel Content on the Grain Size Dependent Mechanical Properties of TiB2, P.F. Becher, C.B. Finch, and M.K. Ferber, Journal of Materials Science Letters, Vol. 5, pp. 195-197 (1986), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "411"
                    }, 
                    {
                        "value": "564"
                    }, 
                    {
                        "value": "557"
                    }, 
                    {
                        "value": "561"
                    }, 
                    {
                        "value": "365"
                    }, 
                    {
                        "value": "578"
                    }, 
                    {
                        "value": "572"
                    }, 
                    {
                        "value": "578"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "4.6"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "8.5"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.1"
                            }
                        ], 
                        "name": "Mass Fraction of Ni"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "4.28"
                            }, 
                            {
                                "value": "4.51"
                            }, 
                            {
                                "value": "4.50"
                            }, 
                            {
                                "value": "4.48"
                            }, 
                            {
                                "value": "4.28"
                            }, 
                            {
                                "value": "4.28"
                            }, 
                            {
                                "value": "4.52"
                            }, 
                            {
                                "value": "4.51"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "4.8"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "11.0"
                            }, 
                            {
                                "value": "10.8"
                            }, 
                            {
                                "value": "12.8"
                            }, 
                            {
                                "value": "14.4"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Residual Nickel Content on the Grain Size Dependent Mechanical Properties of TiB2, P.F. Becher, C.B. Finch, and M.K. Ferber, Journal of Materials Science Letters, Vol. 5, pp. 195-197 (1986), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "710"
                    }, 
                    {
                        "value": "624"
                    }, 
                    {
                        "value": "500"
                    }, 
                    {
                        "value": "450"
                    }, 
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "280"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.1"
                            }
                        ], 
                        "name": "Mass Fraction of Ni"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "4.51"
                            }, 
                            {
                                "value": "4.50"
                            }, 
                            {
                                "value": "4.48"
                            }, 
                            {
                                "value": "4.63"
                            }, 
                            {
                                "value": "4.52"
                            }, 
                            {
                                "value": "4.51"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "10.8"
                            }, 
                            {
                                "value": "12.8"
                            }, 
                            {
                                "value": "14.4"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Residual Nickel Content on the Grain Size Dependent Mechanical Properties of TiB2, P.F. Becher, C.B. Finch, and M.K. Ferber, Journal of Materials Science Letters, Vol. 5, pp. 195-197 (1986), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "3.9"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.1"
                            }
                        ], 
                        "name": "Mass Fraction of Ni"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "4.51"
                            }, 
                            {
                                "value": "4.50"
                            }, 
                            {
                                "value": "4.48"
                            }, 
                            {
                                "value": "4.63"
                            }, 
                            {
                                "value": "4.52"
                            }, 
                            {
                                "value": "4.51"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "10.8"
                            }, 
                            {
                                "value": "12.8"
                            }, 
                            {
                                "value": "14.4"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Residual Nickel Content on the Grain Size Dependent Mechanical Properties of TiB2, P.F. Becher, C.B. Finch, and M.K. Ferber, Journal of Materials Science Letters, Vol. 5, pp. 195-197 (1986), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.119"
                    }, 
                    {
                        "value": "0.091"
                    }, 
                    {
                        "value": "0.106"
                    }, 
                    {
                        "value": "0.104"
                    }, 
                    {
                        "value": "0.102"
                    }, 
                    {
                        "value": "0.115"
                    }, 
                    {
                        "value": "0.099"
                    }, 
                    {
                        "value": "0.097"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "4.6"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "8.5"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.1"
                            }
                        ], 
                        "name": "Mass Fraction of Ni"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "4.28"
                            }, 
                            {
                                "value": "4.51"
                            }, 
                            {
                                "value": "4.50"
                            }, 
                            {
                                "value": "4.48"
                            }, 
                            {
                                "value": "4.28"
                            }, 
                            {
                                "value": "4.63"
                            }, 
                            {
                                "value": "4.52"
                            }, 
                            {
                                "value": "4.51"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "4.8"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "11.0"
                            }, 
                            {
                                "value": "10.8"
                            }, 
                            {
                                "value": "12.8"
                            }, 
                            {
                                "value": "14.4"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Thermal Diffusivity and Conductivity of Transformation- Toughened Solid Solutions of Alumina and Chromia, D.P.H. Hasselman, R. Syed, and T.Y. Tien, Journal of Materials Science, Vol. 20, pp. 2549-2556 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.106"
                    }, 
                    {
                        "value": "0.037"
                    }, 
                    {
                        "value": "0.028"
                    }, 
                    {
                        "value": "0.025"
                    }, 
                    {
                        "value": "0.021"
                    }, 
                    {
                        "value": "0.019"
                    }, 
                    {
                        "value": "0.017"
                    }, 
                    {
                        "value": "0.015"
                    }, 
                    {
                        "value": "0.014"
                    }, 
                    {
                        "value": "0.014"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.105"
                    }, 
                    {
                        "value": "0.021"
                    }, 
                    {
                        "value": "0.017"
                    }, 
                    {
                        "value": "0.014"
                    }, 
                    {
                        "value": "0.013"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "390"
                            }, 
                            {
                                "value": "505"
                            }, 
                            {
                                "value": "608"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "792"
                            }, 
                            {
                                "value": "872"
                            }, 
                            {
                                "value": "998"
                            }, 
                            {
                                "value": "1102"
                            }, 
                            {
                                "value": "1193"
                            }, 
                            {
                                "value": "1308"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "585"
                            }, 
                            {
                                "value": "826"
                            }, 
                            {
                                "value": "1020"
                            }, 
                            {
                                "value": "1220"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }
                        ], 
                        "name": "Condition"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Cr2O3"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Thermal Diffusivity and Conductivity of Transformation- Toughened Solid Solutions of Alumina and Chromia, D.P.H. Hasselman, R. Syed, and T.Y. Tien, Journal of Materials Science, Vol. 20, pp. 2549-2556 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xCr2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Cr"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "Cr2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100-x"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Volume Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Thermal Diffusivity and Conductivity of Transformation- Toughened Solid Solutions of Alumina and Chromia, D.P.H. Hasselman, R. Syed, and T.Y. Tien, Journal of Materials Science, Vol. 20, pp. 2549-2556 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xCr2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Cr"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.048"
                    }, 
                    {
                        "value": "0.023"
                    }, 
                    {
                        "value": "0.020"
                    }, 
                    {
                        "value": "0.018"
                    }, 
                    {
                        "value": "0.015"
                    }, 
                    {
                        "value": "0.014"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.011"
                    }, 
                    {
                        "value": "0.011"
                    }, 
                    {
                        "value": "0.010"
                    }, 
                    {
                        "value": "0.010"
                    }, 
                    {
                        "value": "0.010"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.040"
                    }, 
                    {
                        "value": "0.016"
                    }, 
                    {
                        "value": "0.014"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.012"
                    }, 
                    {
                        "value": "0.011"
                    }, 
                    {
                        "value": "0.010"
                    }, 
                    {
                        "value": "0.011"
                    }, 
                    {
                        "value": "0.011"
                    }, 
                    {
                        "value": "0.010"
                    }, 
                    {
                        "value": "0.038"
                    }, 
                    {
                        "value": "0.011"
                    }, 
                    {
                        "value": "0.024"
                    }, 
                    {
                        "value": "0.014"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.012"
                    }, 
                    {
                        "value": "0.011"
                    }, 
                    {
                        "value": "0.011"
                    }, 
                    {
                        "value": "0.011"
                    }, 
                    {
                        "value": "0.011"
                    }, 
                    {
                        "value": "0.024"
                    }, 
                    {
                        "value": "0.011"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "310"
                            }, 
                            {
                                "value": "390"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "710"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1210"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "820"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "590"
                            }, 
                            {
                                "value": "690"
                            }, 
                            {
                                "value": "810"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1090"
                            }, 
                            {
                                "value": "1195"
                            }, 
                            {
                                "value": "1320"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1130"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "690"
                            }, 
                            {
                                "value": "790"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1210"
                            }, 
                            {
                                "value": "1390"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "790"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }
                        ], 
                        "name": "Condition"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Mole Fraction of Cr2O3"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Thermal Diffusivity and Conductivity of Transformation- Toughened Solid Solutions of Alumina and Chromia, D.P.H. Hasselman, R. Syed, and T.Y. Tien, Journal of Materials Science, Vol. 20, pp. 2549-2556 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xCr2O3.yZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Cr"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "Cr2O3"
                    }, 
                    {
                        "value": "ZrO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "85-x"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Thermal Diffusivity and Conductivity of Transformation- Toughened Solid Solutions of Alumina and Chromia, D.P.H. Hasselman, R. Syed, and T.Y. Tien, Journal of Materials Science, Vol. 20, pp. 2549-2556 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xCr2O3.yZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Cr"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.025"
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                    {
                        "value": "0.011"
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                        "value": "0.007"
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                    {
                        "value": "0.006"
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                    {
                        "value": "0.005"
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                    {
                        "value": "0.005"
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                    {
                        "value": "0.005"
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                    {
                        "value": "0.006"
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                    {
                        "value": "0.006"
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                    {
                        "value": "0.006"
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                    {
                        "value": "0.006"
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                        "value": "0.007"
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                    {
                        "value": "0.017"
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                    {
                        "value": "0.006"
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                    {
                        "value": "0.005"
                    }, 
                    {
                        "value": "0.006"
                    }, 
                    {
                        "value": "0.008"
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                        "value": "0.026"
                    }, 
                    {
                        "value": "0.015"
                    }, 
                    {
                        "value": "0.012"
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                    {
                        "value": "0.010"
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                    {
                        "value": "0.010"
                    }, 
                    {
                        "value": "0.009"
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                    {
                        "value": "0.009"
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                    {
                        "value": "0.009"
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                    {
                        "value": "0.009"
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                    {
                        "value": "0.009"
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                    {
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                    {
                        "value": "0.009"
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                    {
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                            {
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                            {
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                                "value": "610"
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                            {
                                "value": "900"
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                            {
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                            {
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                                "value": "400"
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                            {
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                                "value": "1100"
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                                "value": "510"
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                            {
                                "value": "790"
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                    {
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                                "value": "heating"
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                            {
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                                "value": "heating"
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                                "value": "heating"
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                            {
                                "value": "heating"
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                            {
                                "value": "heating"
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                            {
                                "value": "heating"
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                            {
                                "value": "heating"
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                            {
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                                "value": "cooling"
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                            {
                                "value": "cooling"
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                            {
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                            {
                                "value": "heating"
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                            {
                                "value": "heating"
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                            {
                                "value": "heating"
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                            {
                                "value": "heating"
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                            {
                                "value": "heating"
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                            {
                                "value": "heating"
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                            {
                                "value": "heating"
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                            {
                                "value": "heating"
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                            {
                                "value": "heating"
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                            {
                                "value": "heating"
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                                "value": "cooling"
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                                "value": "cooling"
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                            {
                                "value": "heating"
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                                "value": "heating"
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                                "value": "heating"
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                            {
                                "value": "heating"
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                            {
                                "value": "heating"
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                            {
                                "value": "heating"
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                                "value": "heating"
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                                "value": "cooling"
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                                "value": "20"
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                                "value": "20"
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                                "value": "20"
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                                "value": "20"
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                                "value": "20"
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                                "value": "20"
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                                "value": "50"
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                                "value": "50"
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                                "value": "50"
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                            {
                                "value": "50"
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                            {
                                "value": "50"
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                            {
                                "value": "50"
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                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
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                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Mole Fraction of Cr2O3"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Isotopic Constitution of Diamond on Its Elastic Constants:  13C Diamond, the Hardest Known Material, A.K. Ramdas, S. Rodriguez, M. Grimsditch, T.R. Anthony, and W.F. Banholzer, Physical Review Letters, Vol. 71 1, pp. 189-192 (1993), published by American Physical Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "^(13)C", 
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            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "13C"
                            }
                        ], 
                        "name": "Specimen"
                    }
                ], 
                "matrices": [
                    [
                        [
                            {
                                "uncertainty": "0.5", 
                                "value": "1083.3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                        [
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                                "value": "0"
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                        [
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                                "value": "0"
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                        [
                            {
                                "value": "0"
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                                "value": "0"
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                                "value": "0"
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                        [
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                        [
                            {
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                        ]
                    ]
                ], 
                "name": "Elasticity Tensor"
            }
        ]
    }, 
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        "category": "system.chemical", 
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            {
                "name": "Natural Specimen"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Isotopic Constitution of Diamond on Its Elastic Constants:  13C Diamond, the Hardest Known Material, A.K. Ramdas, S. Rodriguez, M. Grimsditch, T.R. Anthony, and W.F. Banholzer, Physical Review Letters, Vol. 71 1, pp. 189-192 (1993), published by American Physical Society."
            }
        ], 
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            {
                "name": "NIST_SRD-30"
            }
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                        "value": "C"
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            {
                "scalars": [
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            }, 
            {
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Natural 12C"
                            }
                        ], 
                        "name": "Specimen"
                    }
                ], 
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                        [
                            {
                                "uncertainty": "0.4", 
                                "value": "1078.8"
                            }, 
                            {
                                "value": "0"
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                                "value": "0"
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                        [
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                                "value": "0"
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                                "value": "0"
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                                "value": "0"
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                                "value": "0"
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                                "value": "0"
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                        [
                            {
                                "value": "0"
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                                "value": "0"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "0"
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                                "value": "0"
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                            {
                                "value": "0"
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                        ], 
                        [
                            {
                                "value": "0"
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                            {
                                "value": "0"
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                                "value": "0"
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                                "value": "0"
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                        [
                            {
                                "value": "0"
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ]
                    ]
                ], 
                "name": "Elasticity Tensor"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Liquid Phase Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of $\\beta$-Si3Al3O3N5 Ceramics, E. Kokmeijer, G. de With, and R. Metselaar, Journal of the European Ceramic Society, Vol. 8, pp. 71-80 (1991), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "$\\beta$-Si3Al3O3N5", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.091"
                    }, 
                    {
                        "value": "3.137"
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                    {
                        "value": "3.168"
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                    {
                        "value": "3.096"
                    }, 
                    {
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                    {
                        "value": "3.085"
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                    {
                        "value": "3.098"
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                    {
                        "value": "3.083"
                    }, 
                    {
                        "value": "3.077"
                    }, 
                    {
                        "value": "3.085"
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                    {
                        "value": "3.081"
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                        "value": "3.113"
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                    {
                        "value": "3.100"
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                    {
                        "value": "3.077"
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                    {
                        "value": "3.092"
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                    {
                        "value": "3.101"
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                        "value": "3.130"
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                    {
                        "value": "3.208"
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                    {
                        "value": "3.080"
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                    {
                        "value": "3.081"
                    }, 
                    {
                        "value": "3.082"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
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                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "21"
                            }
                        ], 
                        "name": "Batch Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Liquid Phase Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of $\\beta$-Si3Al3O3N5 Ceramics, E. Kokmeijer, G. de With, and R. Metselaar, Journal of the European Ceramic Society, Vol. 8, pp. 71-80 (1991), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "$\\beta$-Si3Al3O3N5", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "229.0"
                    }, 
                    {
                        "value": "229.8"
                    }, 
                    {
                        "value": "228.5"
                    }, 
                    {
                        "value": "230.0"
                    }, 
                    {
                        "value": "230.4"
                    }, 
                    {
                        "value": "229.7"
                    }, 
                    {
                        "value": "227.5"
                    }, 
                    {
                        "value": "229.2"
                    }, 
                    {
                        "value": "228.1"
                    }, 
                    {
                        "value": "228.4"
                    }, 
                    {
                        "value": "227.2"
                    }, 
                    {
                        "value": "220.7"
                    }, 
                    {
                        "value": "218.3"
                    }, 
                    {
                        "value": "226.3"
                    }, 
                    {
                        "value": "228.3"
                    }, 
                    {
                        "value": "228.3"
                    }, 
                    {
                        "value": "225.8"
                    }, 
                    {
                        "value": "248.5"
                    }, 
                    {
                        "value": "227.2"
                    }, 
                    {
                        "value": "225.2"
                    }, 
                    {
                        "value": "219.6"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
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                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
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                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
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                            {
                                "value": "7"
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                            {
                                "value": "8"
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                            {
                                "value": "10"
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                            {
                                "value": "11"
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                                "value": "12"
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                                "value": "13"
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                            {
                                "value": "14"
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                            {
                                "value": "15"
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                            {
                                "value": "16"
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                            {
                                "value": "17"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "21"
                            }
                        ], 
                        "name": "Batch Number"
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                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Liquid Phase Sintering"
            }
        ], 
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            {
                "citation": "Microstructure and Mechanical Properties of $\\beta$-Si3Al3O3N5 Ceramics, E. Kokmeijer, G. de With, and R. Metselaar, Journal of the European Ceramic Society, Vol. 8, pp. 71-80 (1991), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "$\\beta$-Si3Al3O3N5", 
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                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
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                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
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                        "value": "455"
                    }, 
                    {
                        "uncertainty": "58", 
                        "value": "467"
                    }, 
                    {
                        "uncertainty": "37", 
                        "value": "438"
                    }, 
                    {
                        "uncertainty": "38", 
                        "value": "485"
                    }, 
                    {
                        "uncertainty": "26", 
                        "value": "480"
                    }, 
                    {
                        "uncertainty": "39", 
                        "value": "385"
                    }, 
                    {
                        "uncertainty": "41", 
                        "value": "356"
                    }, 
                    {
                        "uncertainty": "28", 
                        "value": "490"
                    }, 
                    {
                        "uncertainty": "35", 
                        "value": "428"
                    }, 
                    {
                        "uncertainty": "47", 
                        "value": "442"
                    }, 
                    {
                        "uncertainty": "45", 
                        "value": "441"
                    }, 
                    {
                        "uncertainty": "16", 
                        "value": "378"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "452"
                    }, 
                    {
                        "uncertainty": "45", 
                        "value": "347"
                    }, 
                    {
                        "uncertainty": "52", 
                        "value": "469"
                    }, 
                    {
                        "uncertainty": "51", 
                        "value": "460"
                    }, 
                    {
                        "uncertainty": "62", 
                        "value": "443"
                    }, 
                    {
                        "uncertainty": "68", 
                        "value": "389"
                    }, 
                    {
                        "uncertainty": "40", 
                        "value": "346"
                    }, 
                    {
                        "uncertainty": "37", 
                        "value": "374"
                    }, 
                    {
                        "uncertainty": "36", 
                        "value": "383"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
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                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "12"
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                            {
                                "value": "13"
                            }, 
                            {
                                "value": "14"
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                            {
                                "value": "15"
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                            {
                                "value": "16"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "21"
                            }
                        ], 
                        "name": "Batch Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Liquid Phase Sintering"
            }
        ], 
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            {
                "citation": "Microstructure and Mechanical Properties of $\\beta$-Si3Al3O3N5 Ceramics, E. Kokmeijer, G. de With, and R. Metselaar, Journal of the European Ceramic Society, Vol. 8, pp. 71-80 (1991), published by Elsevier Science Limited."
            }
        ], 
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        ], 
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            }
        ], 
        "chemicalFormula": "$\\beta$-Si3Al3O3N5", 
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            }, 
            {
                "scalars": [
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                ], 
                "name": "Crystallinity"
            }, 
            {
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                        "value": "3.63"
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                    {
                        "value": "3.20"
                    }, 
                    {
                        "value": "3.70"
                    }, 
                    {
                        "value": "2.80"
                    }, 
                    {
                        "value": "2.81"
                    }, 
                    {
                        "value": "2.60"
                    }, 
                    {
                        "value": "2.79"
                    }, 
                    {
                        "value": "2.68"
                    }, 
                    {
                        "value": "2.79"
                    }, 
                    {
                        "value": "2.89"
                    }, 
                    {
                        "value": "3.07"
                    }, 
                    {
                        "value": "2.51"
                    }, 
                    {
                        "value": "3.51"
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                    {
                        "value": "3.53"
                    }, 
                    {
                        "value": "3.52"
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                    {
                        "value": "3.94"
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                    {
                        "value": "3.26"
                    }, 
                    {
                        "value": "2.60"
                    }, 
                    {
                        "value": "2.46"
                    }, 
                    {
                        "value": "2.72"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
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                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
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                            {
                                "value": "7"
                            }, 
                            {
                                "value": "8"
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                            {
                                "value": "9"
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                            {
                                "value": "10"
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                            {
                                "value": "11"
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                                "value": "12"
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                                "value": "13"
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                                "value": "14"
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                            {
                                "value": "15"
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                            {
                                "value": "16"
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                            {
                                "value": "17"
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                            {
                                "value": "18"
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                                "value": "19"
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                            {
                                "value": "20"
                            }, 
                            {
                                "value": "21"
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                "name": "Fracture Toughness"
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        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Liquid Phase Sintering"
            }
        ], 
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                "citation": "Microstructure and Mechanical Properties of $\\beta$-Si3Al3O3N5 Ceramics, E. Kokmeijer, G. de With, and R. Metselaar, Journal of the European Ceramic Society, Vol. 8, pp. 71-80 (1991), published by Elsevier Science Limited."
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        ], 
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            }, 
            {
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                "name": "Crystallinity"
            }, 
            {
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                    {
                        "value": "15.3"
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                    {
                        "value": "15.3"
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                        "value": "14.9"
                    }, 
                    {
                        "value": "14.5"
                    }, 
                    {
                        "value": "15.2"
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                    {
                        "value": "14.2"
                    }, 
                    {
                        "value": "14.7"
                    }, 
                    {
                        "value": "14.7"
                    }, 
                    {
                        "value": "15.5"
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                    {
                        "value": "15.5"
                    }, 
                    {
                        "value": "14.0"
                    }, 
                    {
                        "value": "14.9"
                    }, 
                    {
                        "value": "15.7"
                    }, 
                    {
                        "value": "15.3"
                    }, 
                    {
                        "value": "15.7"
                    }, 
                    {
                        "value": "15.3"
                    }, 
                    {
                        "value": "17.3"
                    }, 
                    {
                        "value": "15.3"
                    }, 
                    {
                        "value": "15.3"
                    }, 
                    {
                        "value": "14.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
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                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "7"
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                            {
                                "value": "8"
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                            {
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                                "value": "16"
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                            {
                                "value": "17"
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                                "value": "18"
                            }, 
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                                "value": "19"
                            }, 
                            {
                                "value": "20"
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                            {
                                "value": "21"
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                ], 
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        ]
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                "name": "Liquid Phase Sintering"
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        ], 
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            {
                "citation": "Microstructure and Mechanical Properties of $\\beta$-Si3Al3O3N5 Ceramics, E. Kokmeijer, G. de With, and R. Metselaar, Journal of the European Ceramic Society, Vol. 8, pp. 71-80 (1991), published by Elsevier Science Limited."
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        ], 
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        ], 
        "chemicalFormula": "$\\beta$-Si3Al3O3N5", 
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            }, 
            {
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                "name": "Crystallinity"
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            {
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                    {
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                    {
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                    {
                        "value": "0.300"
                    }, 
                    {
                        "value": "0.298"
                    }, 
                    {
                        "value": "0.297"
                    }, 
                    {
                        "value": "0.300"
                    }, 
                    {
                        "value": "0.297"
                    }, 
                    {
                        "value": "0.297"
                    }, 
                    {
                        "value": "0.297"
                    }, 
                    {
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                    {
                        "value": "0.292"
                    }, 
                    {
                        "value": "0.299"
                    }, 
                    {
                        "value": "0.302"
                    }, 
                    {
                        "value": "0.302"
                    }, 
                    {
                        "value": "0.300"
                    }, 
                    {
                        "value": "0.298"
                    }, 
                    {
                        "value": "0.285"
                    }, 
                    {
                        "value": "0.300"
                    }, 
                    {
                        "value": "0.297"
                    }, 
                    {
                        "value": "0.285"
                    }
                ], 
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                    {
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                                "value": "1"
                            }, 
                            {
                                "value": "2"
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                            {
                                "value": "3"
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                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "21"
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                        ], 
                        "name": "Batch Number"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Silica on the Thermal Conductivity of Aluminum Nitride, P.S. de Baranda, A.K. Knudsen, and E. Ruh, Journal of the American Ceramic Society, Vol. 76 7, pp. 1761-1771 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xY2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.29"
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                    {
                        "value": "3.29"
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                    {
                        "value": "3.28"
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                    {
                        "value": "3.30"
                    }, 
                    {
                        "value": "3.28"
                    }, 
                    {
                        "value": "3.26"
                    }, 
                    {
                        "value": "3.26"
                    }, 
                    {
                        "value": "3.23"
                    }, 
                    {
                        "value": "3.24"
                    }, 
                    {
                        "value": "3.11"
                    }, 
                    {
                        "value": "3.29"
                    }, 
                    {
                        "value": "3.30"
                    }, 
                    {
                        "value": "3.30"
                    }, 
                    {
                        "value": "3.30"
                    }, 
                    {
                        "value": "3.30"
                    }, 
                    {
                        "value": "3.30"
                    }, 
                    {
                        "value": "3.29"
                    }, 
                    {
                        "value": "3.27"
                    }, 
                    {
                        "value": "3.25"
                    }, 
                    {
                        "value": "3.25"
                    }, 
                    {
                        "value": "3.13"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
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                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }
                        ], 
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                    }, 
                    {
                        "units": "%", 
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                                "value": "0.05"
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                            {
                                "value": "0.10"
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                                "value": "0.21"
                            }, 
                            {
                                "value": "0.31"
                            }, 
                            {
                                "value": "0.51"
                            }, 
                            {
                                "value": "1.01"
                            }, 
                            {
                                "value": "1.52"
                            }, 
                            {
                                "value": "2.02"
                            }, 
                            {
                                "value": "4.99"
                            }, 
                            {
                                "value": "5.00"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.12"
                            }, 
                            {
                                "value": "0.20"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.51"
                            }, 
                            {
                                "value": "1.01"
                            }, 
                            {
                                "value": "1.52"
                            }, 
                            {
                                "value": "2.02"
                            }, 
                            {
                                "value": "5.01"
                            }, 
                            {
                                "value": "5.00"
                            }
                        ], 
                        "name": "Mass Fraction of SiO2"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Silica on the Thermal Conductivity of Aluminum Nitride, P.S. de Baranda, A.K. Knudsen, and E. Ruh, Journal of the American Ceramic Society, Vol. 76 7, pp. 1761-1771 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xY2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "722"
                    }, 
                    {
                        "value": "744"
                    }, 
                    {
                        "value": "785"
                    }, 
                    {
                        "value": "810"
                    }, 
                    {
                        "value": "857"
                    }, 
                    {
                        "value": "867"
                    }, 
                    {
                        "value": "976"
                    }, 
                    {
                        "value": "1048"
                    }, 
                    {
                        "value": "1087"
                    }, 
                    {
                        "value": "1108"
                    }, 
                    {
                        "value": "722"
                    }, 
                    {
                        "value": "747"
                    }, 
                    {
                        "value": "782"
                    }, 
                    {
                        "value": "810"
                    }, 
                    {
                        "value": "857"
                    }, 
                    {
                        "value": "967"
                    }, 
                    {
                        "value": "1051"
                    }, 
                    {
                        "value": "1087"
                    }, 
                    {
                        "value": "1105"
                    }, 
                    {
                        "value": "725"
                    }, 
                    {
                        "value": "744"
                    }, 
                    {
                        "value": "785"
                    }, 
                    {
                        "value": "813"
                    }, 
                    {
                        "value": "864"
                    }, 
                    {
                        "value": "873"
                    }, 
                    {
                        "value": "980"
                    }, 
                    {
                        "value": "989"
                    }, 
                    {
                        "value": "1051"
                    }, 
                    {
                        "value": "1054"
                    }, 
                    {
                        "value": "1094"
                    }, 
                    {
                        "value": "1097"
                    }, 
                    {
                        "value": "1108"
                    }, 
                    {
                        "value": "1120"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }
                        ], 
                        "name": "Preparation Condition"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Mass Fraction of SiO2"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "52"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "54"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "54"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Silica on the Thermal Conductivity of Aluminum Nitride, P.S. de Baranda, A.K. Knudsen, and E. Ruh, Journal of the American Ceramic Society, Vol. 76 7, pp. 1761-1771 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xY2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "133"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "129"
                    }, 
                    {
                        "value": "126"
                    }, 
                    {
                        "value": "125"
                    }, 
                    {
                        "value": "119"
                    }, 
                    {
                        "value": "102"
                    }, 
                    {
                        "value": "81.7"
                    }, 
                    {
                        "value": "65.6"
                    }, 
                    {
                        "value": "46.8"
                    }, 
                    {
                        "value": "21.4"
                    }, 
                    {
                        "value": "21.3"
                    }, 
                    {
                        "value": "159"
                    }, 
                    {
                        "value": "142"
                    }, 
                    {
                        "value": "139"
                    }, 
                    {
                        "value": "135"
                    }, 
                    {
                        "value": "132"
                    }, 
                    {
                        "value": "129"
                    }, 
                    {
                        "value": "117"
                    }, 
                    {
                        "value": "105"
                    }, 
                    {
                        "value": "87.9"
                    }, 
                    {
                        "value": "45.5"
                    }, 
                    {
                        "value": "23.6"
                    }, 
                    {
                        "value": "25.8"
                    }, 
                    {
                        "value": "159"
                    }, 
                    {
                        "value": "137"
                    }, 
                    {
                        "value": "111"
                    }, 
                    {
                        "value": "89"
                    }, 
                    {
                        "value": "75"
                    }, 
                    {
                        "value": "62"
                    }, 
                    {
                        "value": "105"
                    }, 
                    {
                        "value": "97"
                    }, 
                    {
                        "value": "84"
                    }, 
                    {
                        "value": "72"
                    }, 
                    {
                        "value": "62"
                    }, 
                    {
                        "value": "54"
                    }, 
                    {
                        "value": "46"
                    }, 
                    {
                        "value": "43"
                    }, 
                    {
                        "value": "38"
                    }, 
                    {
                        "value": "36"
                    }, 
                    {
                        "value": "32"
                    }, 
                    {
                        "value": "29"
                    }, 
                    {
                        "value": "24"
                    }, 
                    {
                        "value": "22"
                    }, 
                    {
                        "value": "22"
                    }, 
                    {
                        "value": "21"
                    }, 
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "18"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "Air BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }, 
                            {
                                "value": "N2 BBO"
                            }
                        ], 
                        "name": "Preparation Condition"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }
                        ], 
                        "name": "Mass Fraction of SiO2"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot-Pressed BN-AlN Ceramic Composites of High Thermal Conductivity, T. Kanai, K. Tanemoto, and H. Kubo, Japanese Journal of Applied Physics, Vol. 29 4, pp. 683-687 (1990), published by Publication Office, Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
            "Boron nitride composite"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                    {
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                    }
                ], 
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                ], 
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                                "value": "(100-x)$\\cdot$0.75"
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            }
        ], 
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                                "value": "0.25"
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        ], 
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                        "value": "37"
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                        "value": "83"
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                    {
                        "value": "247"
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                    {
                        "value": "137"
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                    {
                        "value": "37"
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                    {
                        "value": "24"
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                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
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                        "units": "%", 
                        "scalars": [
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                                "value": "0.0"
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                            {
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                                "value": "90"
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                                "value": "90"
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                        "name": "Angle from Hot Press Axis"
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                "citation": "Mechanical Property Evaluation at Elevated Temperature of Sintered $\\beta$-Silicon Carbide, M.J. Slavin and G.D. Quinn, International Journal of High Technology Ceramics, Vol. 2 1, pp. 47-63 (1986), published by Elsevier Applied Science."
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                        "value": "Si-C"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "General Electric Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Plate"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.2"
                    }
                ], 
                "units": "%", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "96.7"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Porosity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Mechanical Property Evaluation at Elevated Temperature of Sintered $\\beta$-Silicon Carbide, M.J. Slavin and G.D. Quinn, International Journal of High Technology Ceramics, Vol. 2 1, pp. 47-63 (1986), published by Elsevier Applied Science."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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                    {
                        "value": "Si-C"
                    }
                ], 
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            }, 
            {
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                        "value": "Polycrystalline"
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                ], 
                "name": "Crystallinity"
            }, 
            {
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                    {
                        "value": "General Electric Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Plate"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.8", 
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                    }
                ], 
                "units": "%", 
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                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "96.7"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Average"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Porosity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Mechanical Property Evaluation at Elevated Temperature of Sintered $\\beta$-Silicon Carbide, M.J. Slavin and G.D. Quinn, International Journal of High Technology Ceramics, Vol. 2 1, pp. 47-63 (1986), published by Elsevier Applied Science."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "General Electric Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Plate"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "11.0"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Mechanical Property Evaluation at Elevated Temperature of Sintered $\\beta$-Silicon Carbide, M.J. Slavin and G.D. Quinn, International Journal of High Technology Ceramics, Vol. 2 1, pp. 47-63 (1986), published by Elsevier Applied Science."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
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            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "General Electric Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
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                    {
                        "value": "Plate"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "362"
                    }
                ], 
                "units": "MPa", 
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Mechanical Properties of Mullite Under Compression, P.C. Dokko, J.A. Pask, and K.S. Mazdiyasni, Journal of the American Ceramic Society, Vol. 60 3, pp. 150-155 (1977), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Mechanical Properties of Mullite Under Compression, P.C. Dokko, J.A. Pask, and K.S. Mazdiyasni, Journal of the American Ceramic Society, Vol. 60 3, pp. 150-155 (1977), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "784"
                    }, 
                    {
                        "value": "454"
                    }, 
                    {
                        "value": "568"
                    }, 
                    {
                        "value": "631"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Annealing Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
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                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }
                        ], 
                        "name": "Annealing Temperature"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Mechanical Properties of Mullite Under Compression, P.C. Dokko, J.A. Pask, and K.S. Mazdiyasni, Journal of the American Ceramic Society, Vol. 60 3, pp. 150-155 (1977), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
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                        "value": "40"
                    }, 
                    {
                        "value": "65"
                    }, 
                    {
                        "value": "91"
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                    {
                        "value": "130"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "34"
                    }, 
                    {
                        "value": "44"
                    }, 
                    {
                        "value": "70"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
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                            {
                                "value": "72"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "140"
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                            {
                                "value": "210"
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                            {
                                "value": "280"
                            }
                        ], 
                        "name": "Applied Stress"
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                    {
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                                "value": "1400"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "units": "h", 
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                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
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                            {
                                "value": "100"
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                        ], 
                        "name": "Annealing Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
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                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
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                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }
                        ], 
                        "name": "Annealing Temperature"
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                ], 
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            }
        ]
    }, 
    {
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        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Mechanical Properties of Mullite Under Compression, P.C. Dokko, J.A. Pask, and K.S. Mazdiyasni, Journal of the American Ceramic Society, Vol. 60 3, pp. 150-155 (1977), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
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            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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                ], 
                "name": "Crystallinity"
            }, 
            {
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                    {
                        "value": "1.0"
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                ], 
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1400"
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                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "units": "h", 
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                                "value": "-"
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                            {
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                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "-"
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                            {
                                "value": "1600"
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                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High Temperature-Elastic Moduli and Internal Dilational and Shear Frictions of Fused Quartz, M. Fukuhara and A. Sanpei, Japanese Journal of Applied Physics, Vol. 33, pp. 2890-2893 (1994), published by Publication Office, Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
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                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
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            }, 
            {
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                    }
                ], 
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            {
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                        "value": "Toshiba Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
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                    {
                        "value": "T-1030"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
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                    {
                        "value": "37.4"
                    }, 
                    {
                        "value": "38.5"
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                    {
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                    {
                        "value": "40.8"
                    }, 
                    {
                        "value": "41.9"
                    }, 
                    {
                        "value": "42.6"
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                    {
                        "value": "42.8"
                    }, 
                    {
                        "value": "43.6"
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                    {
                        "value": "44.2"
                    }, 
                    {
                        "value": "44.8"
                    }
                ], 
                "units": "GPa", 
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                                "value": "300"
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                                "value": "450"
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                                "value": "750"
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                                "value": "900"
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                                "value": "1050"
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                                "value": "1200"
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                                "value": "1350"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1650"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "High Temperature-Elastic Moduli and Internal Dilational and Shear Frictions of Fused Quartz, M. Fukuhara and A. Sanpei, Japanese Journal of Applied Physics, Vol. 33, pp. 2890-2893 (1994), published by Publication Office, Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                ], 
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                        "value": "T-1030"
                    }
                ], 
                "name": "Commercial Name"
            }, 
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                    {
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                        "value": "77.6"
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                    {
                        "value": "78.6"
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                    {
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                    {
                        "value": "79.6"
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                    {
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                    {
                        "value": "80.9"
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                    {
                        "value": "81.5"
                    }
                ], 
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                                "value": "300"
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                                "value": "1500"
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                            {
                                "value": "1650"
                            }
                        ], 
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                    }
                ], 
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        ]
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    {
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            {
                "citation": "High Temperature-Elastic Moduli and Internal Dilational and Shear Frictions of Fused Quartz, M. Fukuhara and A. Sanpei, Japanese Journal of Applied Physics, Vol. 33, pp. 2890-2893 (1994), published by Publication Office, Japanese Journal of Applied Physics."
            }
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                "name": "NIST_SRD-30"
            }
        ], 
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                    }
                ], 
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                ], 
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                    }
                ], 
                "name": "Manufacturer"
            }, 
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                    }
                ], 
                "name": "Commercial Name"
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                    {
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                    {
                        "value": "0.193"
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                        "value": "0.195"
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                    {
                        "value": "0.197"
                    }
                ], 
                "conditions": [
                    {
                        "units": "K", 
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                            {
                                "value": "300"
                            }, 
                            {
                                "value": "450"
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                                "value": "600"
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                            {
                                "value": "750"
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                                "value": "900"
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                                "value": "1200"
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                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1650"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High Temperature-Elastic Moduli and Internal Dilational and Shear Frictions of Fused Quartz, M. Fukuhara and A. Sanpei, Japanese Journal of Applied Physics, Vol. 33, pp. 2890-2893 (1994), published by Publication Office, Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
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            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
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                        "value": "32.8"
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                        "value": "33.7"
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                        "value": "33.8"
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                ], 
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                            {
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                            {
                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
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                            }, 
                            {
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                            {
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                ], 
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        ]
    }, 
    {
        "category": "system.chemical", 
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            {
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                            }, 
                            {
                                "value": "0.61"
                            }, 
                            {
                                "value": "0.66"
                            }, 
                            {
                                "value": "0.74"
                            }, 
                            {
                                "value": "0.76"
                            }, 
                            {
                                "value": "0.79"
                            }, 
                            {
                                "value": "0.80"
                            }, 
                            {
                                "value": "0.83"
                            }, 
                            {
                                "value": "0.83"
                            }, 
                            {
                                "value": "0.83"
                            }, 
                            {
                                "value": "0.84"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.52"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.57"
                            }, 
                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.68"
                            }, 
                            {
                                "value": "0.74"
                            }, 
                            {
                                "value": "0.78"
                            }, 
                            {
                                "value": "0.79"
                            }, 
                            {
                                "value": "0.83"
                            }, 
                            {
                                "value": "0.89"
                            }
                        ], 
                        "name": "a/W"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }
                        ], 
                        "name": "Test Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "The Specific Heats at Low Temperatures of Beryllium Oxide and Beryllium Orthosilicate (Phenacite), K.K. Kelley, Journal of the American Chemical Society, Vol. 61, pp. 1217-1218 (1939), published by American Chemical Society."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "22.4"
                    }, 
                    {
                        "value": "29.1"
                    }, 
                    {
                        "value": "34.4"
                    }, 
                    {
                        "value": "41.1"
                    }, 
                    {
                        "value": "49.2"
                    }, 
                    {
                        "value": "58.5"
                    }, 
                    {
                        "value": "66.0"
                    }, 
                    {
                        "value": "66.2"
                    }, 
                    {
                        "value": "74.4"
                    }, 
                    {
                        "value": "96.5"
                    }, 
                    {
                        "value": "124"
                    }, 
                    {
                        "value": "154"
                    }, 
                    {
                        "value": "194"
                    }, 
                    {
                        "value": "238"
                    }, 
                    {
                        "value": "280"
                    }, 
                    {
                        "value": "328"
                    }, 
                    {
                        "value": "381"
                    }, 
                    {
                        "value": "429"
                    }, 
                    {
                        "value": "479"
                    }, 
                    {
                        "value": "533"
                    }, 
                    {
                        "value": "583"
                    }, 
                    {
                        "value": "635"
                    }, 
                    {
                        "value": "684"
                    }, 
                    {
                        "value": "737"
                    }, 
                    {
                        "value": "782"
                    }, 
                    {
                        "value": "827"
                    }, 
                    {
                        "value": "874"
                    }, 
                    {
                        "value": "918"
                    }, 
                    {
                        "value": "956"
                    }, 
                    {
                        "value": "974"
                    }, 
                    {
                        "value": "994"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "55.5"
                            }, 
                            {
                                "value": "59.9"
                            }, 
                            {
                                "value": "64.0"
                            }, 
                            {
                                "value": "68.4"
                            }, 
                            {
                                "value": "73.2"
                            }, 
                            {
                                "value": "78.0"
                            }, 
                            {
                                "value": "81.3"
                            }, 
                            {
                                "value": "81.5"
                            }, 
                            {
                                "value": "85.7"
                            }, 
                            {
                                "value": "94.5"
                            }, 
                            {
                                "value": "103.4"
                            }, 
                            {
                                "value": "111.9"
                            }, 
                            {
                                "value": "122.1"
                            }, 
                            {
                                "value": "132.1"
                            }, 
                            {
                                "value": "142.0"
                            }, 
                            {
                                "value": "152.2"
                            }, 
                            {
                                "value": "162.8"
                            }, 
                            {
                                "value": "172.5"
                            }, 
                            {
                                "value": "182.0"
                            }, 
                            {
                                "value": "192.4"
                            }, 
                            {
                                "value": "202.3"
                            }, 
                            {
                                "value": "212.5"
                            }, 
                            {
                                "value": "222.3"
                            }, 
                            {
                                "value": "232.6"
                            }, 
                            {
                                "value": "242.4"
                            }, 
                            {
                                "value": "252.3"
                            }, 
                            {
                                "value": "262.2"
                            }, 
                            {
                                "value": "272.4"
                            }, 
                            {
                                "value": "282.2"
                            }, 
                            {
                                "value": "288.4"
                            }, 
                            {
                                "value": "292.4"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "0.561"
                            }, 
                            {
                                "value": "0.728"
                            }, 
                            {
                                "value": "0.862"
                            }, 
                            {
                                "value": "1.03"
                            }, 
                            {
                                "value": "1.23"
                            }, 
                            {
                                "value": "1.46"
                            }, 
                            {
                                "value": "1.65"
                            }, 
                            {
                                "value": "1.66"
                            }, 
                            {
                                "value": "1.86"
                            }, 
                            {
                                "value": "2.41"
                            }, 
                            {
                                "value": "3.10"
                            }, 
                            {
                                "value": "3.85"
                            }, 
                            {
                                "value": "4.85"
                            }, 
                            {
                                "value": "5.95"
                            }, 
                            {
                                "value": "7.01"
                            }, 
                            {
                                "value": "8.21"
                            }, 
                            {
                                "value": "9.52"
                            }, 
                            {
                                "value": "10.7"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "13.3"
                            }, 
                            {
                                "value": "14.6"
                            }, 
                            {
                                "value": "15.9"
                            }, 
                            {
                                "value": "17.1"
                            }, 
                            {
                                "value": "18.4"
                            }, 
                            {
                                "value": "19.6"
                            }, 
                            {
                                "value": "20.7"
                            }, 
                            {
                                "value": "21.9"
                            }, 
                            {
                                "value": "23.0"
                            }, 
                            {
                                "value": "23.9"
                            }, 
                            {
                                "value": "24.4"
                            }, 
                            {
                                "value": "24.9"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Properties of Hot-Pressed Barium-Doped SiC, T. Sakai and N. Hirosaki, Journal of Materials Science Letters, Vol. 5 1, pp. 43-44 (1986), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xBaO.yC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "SiC:BaO,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Disk"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.49"
                    }, 
                    {
                        "value": "2.49"
                    }, 
                    {
                        "value": "3.00"
                    }, 
                    {
                        "value": "3.06"
                    }, 
                    {
                        "value": "2.72"
                    }, 
                    {
                        "value": "1.84"
                    }, 
                    {
                        "value": "2.19"
                    }, 
                    {
                        "value": "3.04"
                    }, 
                    {
                        "value": "2.90"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }
                        ], 
                        "name": "Mass Fraction of BaO"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }
                        ], 
                        "name": "Mass Fraction of free C"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Properties of Hot-Pressed Barium-Doped SiC, T. Sakai and N. Hirosaki, Journal of Materials Science Letters, Vol. 5 1, pp. 43-44 (1986), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xBaO.yC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "SiC:BaO,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Disk"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "216"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Mass Fraction of BaO"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Mass Fraction of free C"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Properties of Hot-Pressed Barium-Doped SiC, T. Sakai and N. Hirosaki, Journal of Materials Science Letters, Vol. 5 1, pp. 43-44 (1986), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xBaO.yC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "SiC:BaO,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Disk"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "121"
                    }, 
                    {
                        "value": "85"
                    }, 
                    {
                        "value": "61"
                    }, 
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "13"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }
                        ], 
                        "name": "Mass Fraction of BaO"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }
                        ], 
                        "name": "Mass Fraction of free C"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Properties and Structure of the Boron Carbide Phase, M. Bouchacourt and F. Thevenot, Journal of the Less-Common Metals, Vol. 82, pp. 227-235 (1981), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B12-xC3-y", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.213"
                    }, 
                    {
                        "value": "5.210"
                    }, 
                    {
                        "value": "5.209"
                    }, 
                    {
                        "value": "5.207"
                    }, 
                    {
                        "value": "5.206"
                    }, 
                    {
                        "value": "5.201"
                    }, 
                    {
                        "value": "5.200"
                    }, 
                    {
                        "value": "5.188"
                    }, 
                    {
                        "value": "5.186"
                    }, 
                    {
                        "value": "5.183"
                    }, 
                    {
                        "value": "5.169"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "degrees", 
                        "scalars": [
                            {
                                "value": "65.65"
                            }, 
                            {
                                "value": "65.55"
                            }, 
                            {
                                "value": "65.46"
                            }, 
                            {
                                "value": "65.48"
                            }, 
                            {
                                "value": "65.43"
                            }, 
                            {
                                "value": "65.48"
                            }, 
                            {
                                "value": "65.41"
                            }, 
                            {
                                "value": "65.52"
                            }, 
                            {
                                "value": "65.53"
                            }, 
                            {
                                "value": "65.56"
                            }, 
                            {
                                "value": "65.68"
                            }
                        ], 
                        "name": "Angle $\\alpha$"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8.8"
                            }, 
                            {
                                "value": "10.4"
                            }, 
                            {
                                "value": "11.8"
                            }, 
                            {
                                "value": "11.9"
                            }, 
                            {
                                "value": "12.9"
                            }, 
                            {
                                "value": "13.5"
                            }, 
                            {
                                "value": "14.8"
                            }, 
                            {
                                "value": "16.4"
                            }, 
                            {
                                "value": "16.8"
                            }, 
                            {
                                "value": "17.6"
                            }, 
                            {
                                "value": "20.0"
                            }
                        ], 
                        "name": "Atomic Fraction of C"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Properties and Structure of the Boron Carbide Phase, M. Bouchacourt and F. Thevenot, Journal of the Less-Common Metals, Vol. 82, pp. 227-235 (1981), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B12-xC3-y", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.465"
                    }, 
                    {
                        "value": "2.479"
                    }, 
                    {
                        "value": "2.486"
                    }, 
                    {
                        "value": "2.502"
                    }, 
                    {
                        "value": "2.505"
                    }, 
                    {
                        "value": "2.508"
                    }, 
                    {
                        "value": "2.520"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8.8"
                            }, 
                            {
                                "value": "11.2"
                            }, 
                            {
                                "value": "13.4"
                            }, 
                            {
                                "value": "16.2"
                            }, 
                            {
                                "value": "16.8"
                            }, 
                            {
                                "value": "17.4"
                            }, 
                            {
                                "value": "20.0"
                            }
                        ], 
                        "name": "Atomic Fraction of C"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Flux Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Crystal Structure of Baddeleyite (Monoclinic ZrO2) and its Relation to the Polymorphism of ZrO2, D.K. Smith and H.W. Newkirk, Acta Crystallographica, Vol. 18, pp. 983-991 (1965), published by Munksgaard International Booksellers and Publishers Ltd.."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.08", 
                        "value": "99.23"
                    }
                ], 
                "units": "$^{\\circ}$ (degree", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Cell Angle"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Flux Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Crystal Structure of Baddeleyite (Monoclinic ZrO2) and its Relation to the Polymorphism of ZrO2, D.K. Smith and H.W. Newkirk, Acta Crystallographica, Vol. 18, pp. 983-991 (1965), published by Munksgaard International Booksellers and Publishers Ltd.."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.2759"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.0411"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.2082"
                    }, 
                    {
                        "uncertainty": "0.0015", 
                        "value": "0.0703"
                    }, 
                    {
                        "uncertainty": "0.0014", 
                        "value": "0.3359"
                    }, 
                    {
                        "uncertainty": "0.0013", 
                        "value": "0.3406"
                    }, 
                    {
                        "uncertainty": "0.0015", 
                        "value": "0.4423"
                    }, 
                    {
                        "uncertainty": "0.0014", 
                        "value": "0.7549"
                    }, 
                    {
                        "uncertainty": "0.0013", 
                        "value": "0.4789"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Zr : x"
                            }, 
                            {
                                "value": "Zr : y"
                            }, 
                            {
                                "value": "Zr : z"
                            }, 
                            {
                                "value": "O(1) : x"
                            }, 
                            {
                                "value": "O(1) : y"
                            }, 
                            {
                                "value": "O(1) : z"
                            }, 
                            {
                                "value": "O(2) : x"
                            }, 
                            {
                                "value": "O(2) : y"
                            }, 
                            {
                                "value": "O(2) : z"
                            }
                        ], 
                        "name": "Atom : Coord."
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Flux Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Crystal Structure of Baddeleyite (Monoclinic ZrO2) and its Relation to the Polymorphism of ZrO2, D.K. Smith and H.W. Newkirk, Acta Crystallographica, Vol. 18, pp. 983-991 (1965), published by Munksgaard International Booksellers and Publishers Ltd.."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.005", 
                        "value": "5.145"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "5.2075"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "5.3107"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Toughness of Polycrystalline MgAl2O4, M. Sakai, R.C. Bradt, and A.S. Kobayashi, Journal of the Ceramic Society of Japan, Vol. 96 5, pp. 525-531 (1988), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.91"
                    }, 
                    {
                        "value": "1.80"
                    }, 
                    {
                        "value": "1.65"
                    }, 
                    {
                        "value": "1.40"
                    }, 
                    {
                        "value": "1.33"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "300"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Investigation of Selected Si3N4 and SiC Ceramics, N.L. Hecht, D.E. McCullum, and G.A. Graves, Ceramic Materials and Components for Engines, pp. 806-816 (1988), edited by V.J. Tennery, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.17"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Investigation of Selected Si3N4 and SiC Ceramics, N.L. Hecht, D.E. McCullum, and G.A. Graves, Ceramic Materials and Components for Engines, pp. 806-816 (1988), edited by V.J. Tennery, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "427"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Investigation of Selected Si3N4 and SiC Ceramics, N.L. Hecht, D.E. McCullum, and G.A. Graves, Ceramic Materials and Components for Engines, pp. 806-816 (1988), edited by V.J. Tennery, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "331"
                    }, 
                    {
                        "value": "494"
                    }, 
                    {
                        "value": "500"
                    }, 
                    {
                        "value": "402"
                    }, 
                    {
                        "value": "416"
                    }, 
                    {
                        "value": "435"
                    }, 
                    {
                        "value": "436"
                    }, 
                    {
                        "value": "412"
                    }, 
                    {
                        "value": "441"
                    }, 
                    {
                        "value": "500"
                    }, 
                    {
                        "value": "390"
                    }, 
                    {
                        "value": "455"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "cm/s", 
                        "scalars": [
                            {
                                "value": "0.0064"
                            }, 
                            {
                                "value": "0.0064"
                            }, 
                            {
                                "value": "0.0064"
                            }, 
                            {
                                "value": "0.004"
                            }, 
                            {
                                "value": "0.004"
                            }, 
                            {
                                "value": "0.004"
                            }, 
                            {
                                "value": "0.004"
                            }, 
                            {
                                "value": "0.00004"
                            }, 
                            {
                                "value": "0.00004"
                            }, 
                            {
                                "value": "0.00004"
                            }, 
                            {
                                "value": "0.00004"
                            }, 
                            {
                                "value": "0.00004"
                            }
                        ], 
                        "name": "Crosshead Speed"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Investigation of Selected Si3N4 and SiC Ceramics, N.L. Hecht, D.E. McCullum, and G.A. Graves, Ceramic Materials and Components for Engines, pp. 806-816 (1988), edited by V.J. Tennery, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Investigation of Selected Si3N4 and SiC Ceramics, N.L. Hecht, D.E. McCullum, and G.A. Graves, Ceramic Materials and Components for Engines, pp. 806-816 (1988), edited by V.J. Tennery, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "25.1"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Investigation of Selected Si3N4 and SiC Ceramics, N.L. Hecht, D.E. McCullum, and G.A. Graves, Ceramic Materials and Components for Engines, pp. 806-816 (1988), edited by V.J. Tennery, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "5"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "25", 
                                "maximum": "1450"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Investigation of Selected Si3N4 and SiC Ceramics, N.L. Hecht, D.E. McCullum, and G.A. Graves, Ceramic Materials and Components for Engines, pp. 806-816 (1988), edited by V.J. Tennery, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "9"
                    }, 
                    {
                        "value": "8"
                    }, 
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "9"
                    }, 
                    {
                        "value": "18"
                    }, 
                    {
                        "value": "9"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "8"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "9"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "cm/s", 
                        "scalars": [
                            {
                                "value": "0.0064"
                            }, 
                            {
                                "value": "0.0064"
                            }, 
                            {
                                "value": "0.0064"
                            }, 
                            {
                                "value": "0.004"
                            }, 
                            {
                                "value": "0.004"
                            }, 
                            {
                                "value": "0.004"
                            }, 
                            {
                                "value": "0.004"
                            }, 
                            {
                                "value": "0.00004"
                            }, 
                            {
                                "value": "0.00004"
                            }, 
                            {
                                "value": "0.00004"
                            }, 
                            {
                                "value": "0.00004"
                            }, 
                            {
                                "value": "0.00004"
                            }
                        ], 
                        "name": "Crosshead Speed"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Investigation of Selected Si3N4 and SiC Ceramics, N.L. Hecht, D.E. McCullum, and G.A. Graves, Ceramic Materials and Components for Engines, pp. 806-816 (1988), edited by V.J. Tennery, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
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                        "value": "12"
                    }, 
                    {
                        "value": "9"
                    }, 
                    {
                        "value": "6"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1450"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "cm/s", 
                        "scalars": [
                            {
                                "value": "0.0064"
                            }, 
                            {
                                "value": "0.0064"
                            }, 
                            {
                                "value": "0.0064"
                            }, 
                            {
                                "value": "0.00004"
                            }, 
                            {
                                "value": "0.00004"
                            }
                        ], 
                        "name": "Crosshead Speed"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Oxidation Behavior of a Hot- Pressed SiC-15-vol%-TiB2 Composite, M.A. Janney, American Ceramic Society Bulletin, Vol. 66 2, pp. 322-324 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "SiC"
                    }, 
                    {
                        "value": "TiB2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Oxidation Behavior of a Hot- Pressed SiC-15-vol%-TiB2 Composite, M.A. Janney, American Ceramic Society Bulletin, Vol. 66 2, pp. 322-324 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "39", 
                        "value": "379"
                    }, 
                    {
                        "uncertainty": "44", 
                        "value": "485"
                    }, 
                    {
                        "uncertainty": "47", 
                        "value": "480"
                    }, 
                    {
                        "uncertainty": "49", 
                        "value": "498"
                    }, 
                    {
                        "uncertainty": "27", 
                        "value": "192"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Oxidation Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Oxidation Behavior of a Hot- Pressed SiC-15-vol%-TiB2 Composite, M.A. Janney, American Ceramic Society Bulletin, Vol. 66 2, pp. 322-324 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "4.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Specific Heat and Thermodynamic Functions of Cubic Boron Nitride Single Crystals at 4 - 300 K, V.L. Solozhenko, V.E. Yachmenev, V.A. Vilkovskii, A.N. Sokolov, and A.A. Shulzhenko, Russian Journal of Physical Chemistry, Vol. 61 10, pp. 1480-1482 (1987)."
            }
        ], 
        "names": [
            "Boron nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0025"
                    }, 
                    {
                        "value": "0.0032"
                    }, 
                    {
                        "value": "0.0048"
                    }, 
                    {
                        "value": "0.0054"
                    }, 
                    {
                        "value": "0.0046"
                    }, 
                    {
                        "value": "0.0091"
                    }, 
                    {
                        "value": "0.0102"
                    }, 
                    {
                        "value": "0.0222"
                    }, 
                    {
                        "value": "0.0361"
                    }, 
                    {
                        "value": "0.0261"
                    }, 
                    {
                        "value": "0.0466"
                    }, 
                    {
                        "value": "0.0638"
                    }, 
                    {
                        "value": "0.0630"
                    }, 
                    {
                        "value": "0.0603"
                    }, 
                    {
                        "value": "0.0864"
                    }, 
                    {
                        "value": "0.0860"
                    }, 
                    {
                        "value": "0.1016"
                    }, 
                    {
                        "value": "0.0987"
                    }, 
                    {
                        "value": "0.1129"
                    }, 
                    {
                        "value": "0.1300"
                    }, 
                    {
                        "value": "0.1331"
                    }, 
                    {
                        "value": "0.1496"
                    }, 
                    {
                        "value": "0.1671"
                    }, 
                    {
                        "value": "0.1794"
                    }, 
                    {
                        "value": "0.2114"
                    }, 
                    {
                        "value": "0.2174"
                    }, 
                    {
                        "value": "0.2447"
                    }, 
                    {
                        "value": "0.2692"
                    }, 
                    {
                        "value": "0.3069"
                    }, 
                    {
                        "value": "0.3610"
                    }, 
                    {
                        "value": "0.3041"
                    }, 
                    {
                        "value": "0.3104"
                    }, 
                    {
                        "value": "0.4658"
                    }, 
                    {
                        "value": "0.6979"
                    }, 
                    {
                        "value": "0.8414"
                    }, 
                    {
                        "value": "0.7366"
                    }, 
                    {
                        "value": "0.8522"
                    }, 
                    {
                        "value": "0.9897"
                    }, 
                    {
                        "value": "1.216"
                    }, 
                    {
                        "value": "1.511"
                    }, 
                    {
                        "value": "1.801"
                    }, 
                    {
                        "value": "2.218"
                    }, 
                    {
                        "value": "2.635"
                    }, 
                    {
                        "value": "3.139"
                    }, 
                    {
                        "value": "3.654"
                    }, 
                    {
                        "value": "4.247"
                    }, 
                    {
                        "value": "4.912"
                    }, 
                    {
                        "value": "5.811"
                    }, 
                    {
                        "value": "6.520"
                    }, 
                    {
                        "value": "7.600"
                    }, 
                    {
                        "value": "8.623"
                    }, 
                    {
                        "value": "9.921"
                    }, 
                    {
                        "value": "11.34"
                    }, 
                    {
                        "value": "12.77"
                    }, 
                    {
                        "value": "14.22"
                    }, 
                    {
                        "value": "15.63"
                    }, 
                    {
                        "value": "17.34"
                    }, 
                    {
                        "value": "19.59"
                    }, 
                    {
                        "value": "21.94"
                    }, 
                    {
                        "value": "24.91"
                    }, 
                    {
                        "value": "28.73"
                    }, 
                    {
                        "value": "32.69"
                    }, 
                    {
                        "value": "36.87"
                    }, 
                    {
                        "value": "41.79"
                    }, 
                    {
                        "value": "46.62"
                    }, 
                    {
                        "value": "51.86"
                    }, 
                    {
                        "value": "58.07"
                    }, 
                    {
                        "value": "64.55"
                    }, 
                    {
                        "value": "71.44"
                    }, 
                    {
                        "value": "80.31"
                    }, 
                    {
                        "value": "88.81"
                    }, 
                    {
                        "value": "96.51"
                    }, 
                    {
                        "value": "105.61"
                    }, 
                    {
                        "value": "115.53"
                    }, 
                    {
                        "value": "125.96"
                    }, 
                    {
                        "value": "137.04"
                    }, 
                    {
                        "value": "148.85"
                    }, 
                    {
                        "value": "160.86"
                    }, 
                    {
                        "value": "173.43"
                    }, 
                    {
                        "value": "186.49"
                    }, 
                    {
                        "value": "200.47"
                    }, 
                    {
                        "value": "214.45"
                    }, 
                    {
                        "value": "229.16"
                    }, 
                    {
                        "value": "245.28"
                    }, 
                    {
                        "value": "262.36"
                    }, 
                    {
                        "value": "283.32"
                    }, 
                    {
                        "value": "305.96"
                    }, 
                    {
                        "value": "327.72"
                    }, 
                    {
                        "value": "346.90"
                    }, 
                    {
                        "value": "366.49"
                    }, 
                    {
                        "value": "387.24"
                    }, 
                    {
                        "value": "410.61"
                    }, 
                    {
                        "value": "432.37"
                    }, 
                    {
                        "value": "455.74"
                    }, 
                    {
                        "value": "479.92"
                    }, 
                    {
                        "value": "505.30"
                    }, 
                    {
                        "value": "531.09"
                    }, 
                    {
                        "value": "555.27"
                    }, 
                    {
                        "value": "580.25"
                    }, 
                    {
                        "value": "602.42"
                    }, 
                    {
                        "value": "625.79"
                    }, 
                    {
                        "value": "649.97"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "4.37"
                            }, 
                            {
                                "value": "4.42"
                            }, 
                            {
                                "value": "4.63"
                            }, 
                            {
                                "value": "4.78"
                            }, 
                            {
                                "value": "5.07"
                            }, 
                            {
                                "value": "5.35"
                            }, 
                            {
                                "value": "5.48"
                            }, 
                            {
                                "value": "5.84"
                            }, 
                            {
                                "value": "6.14"
                            }, 
                            {
                                "value": "6.33"
                            }, 
                            {
                                "value": "6.47"
                            }, 
                            {
                                "value": "6.74"
                            }, 
                            {
                                "value": "7.01"
                            }, 
                            {
                                "value": "7.13"
                            }, 
                            {
                                "value": "7.53"
                            }, 
                            {
                                "value": "7.85"
                            }, 
                            {
                                "value": "8.31"
                            }, 
                            {
                                "value": "8.51"
                            }, 
                            {
                                "value": "8.90"
                            }, 
                            {
                                "value": "9.58"
                            }, 
                            {
                                "value": "10.37"
                            }, 
                            {
                                "value": "11.23"
                            }, 
                            {
                                "value": "12.10"
                            }, 
                            {
                                "value": "12.94"
                            }, 
                            {
                                "value": "13.79"
                            }, 
                            {
                                "value": "14.75"
                            }, 
                            {
                                "value": "15.75"
                            }, 
                            {
                                "value": "16.79"
                            }, 
                            {
                                "value": "17.99"
                            }, 
                            {
                                "value": "19.26"
                            }, 
                            {
                                "value": "20.71"
                            }, 
                            {
                                "value": "22.09"
                            }, 
                            {
                                "value": "23.40"
                            }, 
                            {
                                "value": "24.96"
                            }, 
                            {
                                "value": "26.20"
                            }, 
                            {
                                "value": "28.45"
                            }, 
                            {
                                "value": "30.31"
                            }, 
                            {
                                "value": "32.30"
                            }, 
                            {
                                "value": "34.75"
                            }, 
                            {
                                "value": "37.31"
                            }, 
                            {
                                "value": "39.84"
                            }, 
                            {
                                "value": "42.61"
                            }, 
                            {
                                "value": "45.30"
                            }, 
                            {
                                "value": "47.93"
                            }, 
                            {
                                "value": "50.71"
                            }, 
                            {
                                "value": "53.47"
                            }, 
                            {
                                "value": "56.31"
                            }, 
                            {
                                "value": "59.12"
                            }, 
                            {
                                "value": "61.87"
                            }, 
                            {
                                "value": "64.73"
                            }, 
                            {
                                "value": "67.56"
                            }, 
                            {
                                "value": "70.38"
                            }, 
                            {
                                "value": "73.31"
                            }, 
                            {
                                "value": "76.10"
                            }, 
                            {
                                "value": "78.44"
                            }, 
                            {
                                "value": "80.81"
                            }, 
                            {
                                "value": "83.53"
                            }, 
                            {
                                "value": "86.38"
                            }, 
                            {
                                "value": "89.38"
                            }, 
                            {
                                "value": "92.78"
                            }, 
                            {
                                "value": "96.59"
                            }, 
                            {
                                "value": "100.35"
                            }, 
                            {
                                "value": "104.03"
                            }, 
                            {
                                "value": "107.84"
                            }, 
                            {
                                "value": "111.58"
                            }, 
                            {
                                "value": "115.24"
                            }, 
                            {
                                "value": "119.15"
                            }, 
                            {
                                "value": "123.08"
                            }, 
                            {
                                "value": "127.02"
                            }, 
                            {
                                "value": "131.59"
                            }, 
                            {
                                "value": "135.92"
                            }, 
                            {
                                "value": "139.69"
                            }, 
                            {
                                "value": "143.79"
                            }, 
                            {
                                "value": "148.09"
                            }, 
                            {
                                "value": "152.48"
                            }, 
                            {
                                "value": "156.91"
                            }, 
                            {
                                "value": "161.37"
                            }, 
                            {
                                "value": "165.78"
                            }, 
                            {
                                "value": "170.24"
                            }, 
                            {
                                "value": "174.72"
                            }, 
                            {
                                "value": "179.17"
                            }, 
                            {
                                "value": "183.66"
                            }, 
                            {
                                "value": "188.32"
                            }, 
                            {
                                "value": "193.24"
                            }, 
                            {
                                "value": "198.35"
                            }, 
                            {
                                "value": "204.33"
                            }, 
                            {
                                "value": "210.73"
                            }, 
                            {
                                "value": "216.79"
                            }, 
                            {
                                "value": "222.01"
                            }, 
                            {
                                "value": "227.26"
                            }, 
                            {
                                "value": "232.87"
                            }, 
                            {
                                "value": "238.78"
                            }, 
                            {
                                "value": "244.79"
                            }, 
                            {
                                "value": "250.70"
                            }, 
                            {
                                "value": "257.06"
                            }, 
                            {
                                "value": "263.65"
                            }, 
                            {
                                "value": "270.17"
                            }, 
                            {
                                "value": "276.72"
                            }, 
                            {
                                "value": "283.14"
                            }, 
                            {
                                "value": "289.17"
                            }, 
                            {
                                "value": "295.35"
                            }, 
                            {
                                "value": "301.63"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "0.000062"
                            }, 
                            {
                                "value": "0.000079"
                            }, 
                            {
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                            {
                                "value": "0.000133"
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                            {
                                "value": "0.000114"
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                            {
                                "value": "0.000895"
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                            {
                                "value": "0.000647"
                            }, 
                            {
                                "value": "0.001157"
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                            {
                                "value": "0.001584"
                            }, 
                            {
                                "value": "0.001564"
                            }, 
                            {
                                "value": "0.001496"
                            }, 
                            {
                                "value": "0.002145"
                            }, 
                            {
                                "value": "0.002135"
                            }, 
                            {
                                "value": "0.002522"
                            }, 
                            {
                                "value": "0.002449"
                            }, 
                            {
                                "value": "0.002802"
                            }, 
                            {
                                "value": "0.003226"
                            }, 
                            {
                                "value": "0.003304"
                            }, 
                            {
                                "value": "0.003712"
                            }, 
                            {
                                "value": "0.004146"
                            }, 
                            {
                                "value": "0.004453"
                            }, 
                            {
                                "value": "0.005246"
                            }, 
                            {
                                "value": "0.005395"
                            }, 
                            {
                                "value": "0.006073"
                            }, 
                            {
                                "value": "0.006680"
                            }, 
                            {
                                "value": "0.007617"
                            }, 
                            {
                                "value": "0.008958"
                            }, 
                            {
                                "value": "0.007547"
                            }, 
                            {
                                "value": "0.007703"
                            }, 
                            {
                                "value": "0.01156"
                            }, 
                            {
                                "value": "0.01732"
                            }, 
                            {
                                "value": "0.02088"
                            }, 
                            {
                                "value": "0.01828"
                            }, 
                            {
                                "value": "0.02115"
                            }, 
                            {
                                "value": "0.02456"
                            }, 
                            {
                                "value": "0.03018"
                            }, 
                            {
                                "value": "0.03750"
                            }, 
                            {
                                "value": "0.04470"
                            }, 
                            {
                                "value": "0.05504"
                            }, 
                            {
                                "value": "0.06538"
                            }, 
                            {
                                "value": "0.07789"
                            }, 
                            {
                                "value": "0.09068"
                            }, 
                            {
                                "value": "0.1054"
                            }, 
                            {
                                "value": "0.1219"
                            }, 
                            {
                                "value": "0.1442"
                            }, 
                            {
                                "value": "0.1618"
                            }, 
                            {
                                "value": "0.1886"
                            }, 
                            {
                                "value": "0.2140"
                            }, 
                            {
                                "value": "0.2462"
                            }, 
                            {
                                "value": "0.2813"
                            }, 
                            {
                                "value": "0.3168"
                            }, 
                            {
                                "value": "0.3530"
                            }, 
                            {
                                "value": "0.3879"
                            }, 
                            {
                                "value": "0.4303"
                            }, 
                            {
                                "value": "0.4862"
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                            {
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                        "value": "6.9"
                    }, 
                    {
                        "value": "7.1"
                    }, 
                    {
                        "value": "7.1"
                    }, 
                    {
                        "value": "7.7"
                    }, 
                    {
                        "value": "7.7"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "DYA22"
                            }, 
                            {
                                "value": "UYA22"
                            }, 
                            {
                                "value": "DYA22"
                            }, 
                            {
                                "value": "UYA22"
                            }, 
                            {
                                "value": "DG15"
                            }, 
                            {
                                "value": "UG15"
                            }
                        ], 
                        "name": "Specimen"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Hot Pressing Time"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep Deformation of Polycrystalline Mullite, Y. Okamoto, H. Fukudome, K. Hayashi, and T. Nishikawa, Journal of the European Ceramic Society, Vol. 6, pp. 161-168 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep Deformation of Polycrystalline Mullite, Y. Okamoto, H. Fukudome, K. Hayashi, and T. Nishikawa, Journal of the European Ceramic Society, Vol. 6, pp. 161-168 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "TiO2"
                    }, 
                    {
                        "value": "Fe2O3"
                    }, 
                    {
                        "value": "Na2O"
                    }, 
                    {
                        "value": "K2O"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.2"
                            }, 
                            {
                                "maximum": "0.01"
                            }, 
                            {
                                "maximum": "0.01"
                            }, 
                            {
                                "maximum": "0.01"
                            }
                        ], 
                        "name": "Mass Fraction of Impurity"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep Deformation of Polycrystalline Mullite, Y. Okamoto, H. Fukudome, K. Hayashi, and T. Nishikawa, Journal of the European Ceramic Society, Vol. 6, pp. 161-168 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "46"
                    }, 
                    {
                        "value": "56"
                    }, 
                    {
                        "value": "83"
                    }, 
                    {
                        "value": "100"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "380"
                    }, 
                    {
                        "value": "52"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "560"
                    }, 
                    {
                        "value": "890"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "490"
                    }, 
                    {
                        "value": "780"
                    }, 
                    {
                        "value": "1000"
                    }, 
                    {
                        "value": "1400"
                    }, 
                    {
                        "value": "360"
                    }, 
                    {
                        "value": "790"
                    }, 
                    {
                        "value": "1200"
                    }, 
                    {
                        "value": "1600"
                    }, 
                    {
                        "value": "2100"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "470"
                    }, 
                    {
                        "value": "1000"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "2100"
                    }, 
                    {
                        "value": "3400"
                    }, 
                    {
                        "value": "4400"
                    }, 
                    {
                        "value": "380"
                    }, 
                    {
                        "value": "790"
                    }, 
                    {
                        "value": "1300"
                    }, 
                    {
                        "value": "1900"
                    }, 
                    {
                        "value": "2300"
                    }, 
                    {
                        "value": "2300"
                    }, 
                    {
                        "value": "5000"
                    }, 
                    {
                        "value": "9700"
                    }, 
                    {
                        "value": "570"
                    }, 
                    {
                        "value": "1300"
                    }, 
                    {
                        "value": "2800"
                    }, 
                    {
                        "value": "3900"
                    }, 
                    {
                        "value": "5000"
                    }, 
                    {
                        "value": "7000"
                    }, 
                    {
                        "value": "74"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "430"
                    }, 
                    {
                        "value": "450"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "420"
                    }, 
                    {
                        "value": "570"
                    }, 
                    {
                        "value": "690"
                    }, 
                    {
                        "value": "940"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "670"
                    }, 
                    {
                        "value": "980"
                    }, 
                    {
                        "value": "1300"
                    }, 
                    {
                        "value": "430"
                    }, 
                    {
                        "value": "740"
                    }, 
                    {
                        "value": "1300"
                    }, 
                    {
                        "value": "1800"
                    }, 
                    {
                        "value": "2500"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "34"
                            }, 
                            {
                                "value": "43"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "59"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "34"
                            }, 
                            {
                                "value": "51"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "7.4"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "59"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "7.7"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "47"
                            }, 
                            {
                                "value": "62"
                            }, 
                            {
                                "value": "7.1"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "33"
                            }, 
                            {
                                "value": "44"
                            }, 
                            {
                                "value": "54"
                            }, 
                            {
                                "value": "64"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "41"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "62"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "41"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "47"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1365"
                            }, 
                            {
                                "value": "1365"
                            }, 
                            {
                                "value": "1365"
                            }, 
                            {
                                "value": "1365"
                            }, 
                            {
                                "value": "1365"
                            }, 
                            {
                                "value": "1365"
                            }, 
                            {
                                "value": "1365"
                            }, 
                            {
                                "value": "1385"
                            }, 
                            {
                                "value": "1385"
                            }, 
                            {
                                "value": "1385"
                            }, 
                            {
                                "value": "1385"
                            }, 
                            {
                                "value": "1385"
                            }, 
                            {
                                "value": "1385"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1420"
                            }, 
                            {
                                "value": "1420"
                            }, 
                            {
                                "value": "1420"
                            }, 
                            {
                                "value": "1420"
                            }, 
                            {
                                "value": "1420"
                            }, 
                            {
                                "value": "1440"
                            }, 
                            {
                                "value": "1440"
                            }, 
                            {
                                "value": "1440"
                            }, 
                            {
                                "value": "1440"
                            }, 
                            {
                                "value": "1440"
                            }, 
                            {
                                "value": "1440"
                            }, 
                            {
                                "value": "1440"
                            }, 
                            {
                                "value": "1460"
                            }, 
                            {
                                "value": "1460"
                            }, 
                            {
                                "value": "1460"
                            }, 
                            {
                                "value": "1460"
                            }, 
                            {
                                "value": "1460"
                            }, 
                            {
                                "value": "1460"
                            }, 
                            {
                                "value": "1460"
                            }, 
                            {
                                "value": "1460"
                            }, 
                            {
                                "value": "1480"
                            }, 
                            {
                                "value": "1480"
                            }, 
                            {
                                "value": "1480"
                            }, 
                            {
                                "value": "1480"
                            }, 
                            {
                                "value": "1480"
                            }, 
                            {
                                "value": "1480"
                            }, 
                            {
                                "value": "1420"
                            }, 
                            {
                                "value": "1420"
                            }, 
                            {
                                "value": "1420"
                            }, 
                            {
                                "value": "1420"
                            }, 
                            {
                                "value": "1420"
                            }, 
                            {
                                "value": "1420"
                            }, 
                            {
                                "value": "1440"
                            }, 
                            {
                                "value": "1440"
                            }, 
                            {
                                "value": "1440"
                            }, 
                            {
                                "value": "1440"
                            }, 
                            {
                                "value": "1440"
                            }, 
                            {
                                "value": "1460"
                            }, 
                            {
                                "value": "1460"
                            }, 
                            {
                                "value": "1460"
                            }, 
                            {
                                "value": "1460"
                            }, 
                            {
                                "value": "1460"
                            }, 
                            {
                                "value": "1480"
                            }, 
                            {
                                "value": "1480"
                            }, 
                            {
                                "value": "1480"
                            }, 
                            {
                                "value": "1480"
                            }, 
                            {
                                "value": "1480"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep Deformation of Polycrystalline Mullite, Y. Okamoto, H. Fukudome, K. Hayashi, and T. Nishikawa, Journal of the European Ceramic Society, Vol. 6, pp. 161-168 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.02"
                    }, 
                    {
                        "value": "1.07"
                    }, 
                    {
                        "value": "1.17"
                    }, 
                    {
                        "value": "1.19"
                    }, 
                    {
                        "value": "1.20"
                    }, 
                    {
                        "value": "1.19"
                    }, 
                    {
                        "value": "1.52"
                    }, 
                    {
                        "value": "1.15"
                    }, 
                    {
                        "value": "1.27"
                    }, 
                    {
                        "value": "1.14"
                    }, 
                    {
                        "value": "1.14"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1365"
                            }, 
                            {
                                "value": "1385"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1420"
                            }, 
                            {
                                "value": "1440"
                            }, 
                            {
                                "value": "1460"
                            }, 
                            {
                                "value": "1480"
                            }, 
                            {
                                "value": "1420"
                            }, 
                            {
                                "value": "1440"
                            }, 
                            {
                                "value": "1460"
                            }, 
                            {
                                "value": "1480"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep Deformation of Polycrystalline Mullite, Y. Okamoto, H. Fukudome, K. Hayashi, and T. Nishikawa, Journal of the European Ceramic Society, Vol. 6, pp. 161-168 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "224"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep Deformation of Polycrystalline Mullite, Y. Okamoto, H. Fukudome, K. Hayashi, and T. Nishikawa, Journal of the European Ceramic Society, Vol. 6, pp. 161-168 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "285"
                    }, 
                    {
                        "value": "225"
                    }, 
                    {
                        "value": "210"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep Deformation of Polycrystalline Mullite, Y. Okamoto, H. Fukudome, K. Hayashi, and T. Nishikawa, Journal of the European Ceramic Society, Vol. 6, pp. 161-168 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.1", 
                        "value": "2.7"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep Deformation of Polycrystalline Mullite, Y. Okamoto, H. Fukudome, K. Hayashi, and T. Nishikawa, Journal of the European Ceramic Society, Vol. 6, pp. 161-168 (1990), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.4", 
                        "value": "10.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Diffusivity and Conductivity of Dense Polycrystalline ZrO2 Ceramics: A Survey, D.P.H. Hasselman, L.F. Johnson, L.D. Bentsen, R. Syed, H.L. Lee, and M.V. Swain, American Ceramic Society Bulletin, Vol. 66 5, pp. 799-806 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of Monoclinic"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of Tetragonal"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "55"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "55"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "55"
                            }, 
                            {
                                "value": "65"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Volume Fraction of Cubic"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.3"
                            }, 
                            {
                                "value": "3.3"
                            }, 
                            {
                                "value": "3.3"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "3.9"
                            }, 
                            {
                                "value": "5.0"
                            }
                        ], 
                        "name": "Mass Fraction of Stabilizer"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Diffusivity and Conductivity of Dense Polycrystalline ZrO2 Ceramics: A Survey, D.P.H. Hasselman, L.F. Johnson, L.D. Bentsen, R. Syed, H.L. Lee, and M.V. Swain, American Ceramic Society Bulletin, Vol. 66 5, pp. 799-806 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.331"
                    }, 
                    {
                        "value": "5.754"
                    }, 
                    {
                        "value": "5.677"
                    }, 
                    {
                        "value": "5.679"
                    }, 
                    {
                        "value": "5.419"
                    }, 
                    {
                        "value": "5.737"
                    }, 
                    {
                        "value": "5.780"
                    }, 
                    {
                        "value": "5.611"
                    }, 
                    {
                        "value": "5.708"
                    }, 
                    {
                        "value": "5.562"
                    }, 
                    {
                        "value": "5.593"
                    }, 
                    {
                        "value": "5.629"
                    }, 
                    {
                        "value": "5.591"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.3"
                            }, 
                            {
                                "value": "3.3"
                            }, 
                            {
                                "value": "3.3"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "3.9"
                            }, 
                            {
                                "value": "5.0"
                            }
                        ], 
                        "name": "Mass Fraction of Stabilizer"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Diffusivity and Conductivity of Dense Polycrystalline ZrO2 Ceramics: A Survey, D.P.H. Hasselman, L.F. Johnson, L.D. Bentsen, R. Syed, H.L. Lee, and M.V. Swain, American Ceramic Society Bulletin, Vol. 66 5, pp. 799-806 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "471"
                    }, 
                    {
                        "value": "519"
                    }, 
                    {
                        "value": "557"
                    }, 
                    {
                        "value": "552"
                    }, 
                    {
                        "value": "590"
                    }, 
                    {
                        "value": "618"
                    }, 
                    {
                        "value": "627"
                    }, 
                    {
                        "value": "470"
                    }, 
                    {
                        "value": "523"
                    }, 
                    {
                        "value": "562"
                    }, 
                    {
                        "value": "590"
                    }, 
                    {
                        "value": "610"
                    }, 
                    {
                        "value": "629"
                    }, 
                    {
                        "value": "636"
                    }, 
                    {
                        "value": "474"
                    }, 
                    {
                        "value": "524"
                    }, 
                    {
                        "value": "563"
                    }, 
                    {
                        "value": "580"
                    }, 
                    {
                        "value": "610"
                    }, 
                    {
                        "value": "645"
                    }, 
                    {
                        "value": "653"
                    }, 
                    {
                        "value": "481"
                    }, 
                    {
                        "value": "529"
                    }, 
                    {
                        "value": "568"
                    }, 
                    {
                        "value": "595"
                    }, 
                    {
                        "value": "610"
                    }, 
                    {
                        "value": "631"
                    }, 
                    {
                        "value": "639"
                    }, 
                    {
                        "value": "486"
                    }, 
                    {
                        "value": "536"
                    }, 
                    {
                        "value": "577"
                    }, 
                    {
                        "value": "609"
                    }, 
                    {
                        "value": "628"
                    }, 
                    {
                        "value": "653"
                    }, 
                    {
                        "value": "678"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "30."
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }
                        ], 
                        "name": "Mass Fraction of Stabilizer"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Diffusivity and Conductivity of Dense Polycrystalline ZrO2 Ceramics: A Survey, D.P.H. Hasselman, L.F. Johnson, L.D. Bentsen, R. Syed, H.L. Lee, and M.V. Swain, American Ceramic Society Bulletin, Vol. 66 5, pp. 799-806 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "2.1"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Mass Fraction of Stabilizer"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Diffusivity and Conductivity of Dense Polycrystalline ZrO2 Ceramics: A Survey, D.P.H. Hasselman, L.F. Johnson, L.D. Bentsen, R. Syed, H.L. Lee, and M.V. Swain, American Ceramic Society Bulletin, Vol. 66 5, pp. 799-806 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.01320"
                    }, 
                    {
                        "value": "0.01136"
                    }, 
                    {
                        "value": "0.01225"
                    }, 
                    {
                        "value": "0.01140"
                    }, 
                    {
                        "value": "0.01096"
                    }, 
                    {
                        "value": "0.01270"
                    }, 
                    {
                        "value": "0.01130"
                    }, 
                    {
                        "value": "0.01120"
                    }, 
                    {
                        "value": "0.01120"
                    }, 
                    {
                        "value": "0.01150"
                    }, 
                    {
                        "value": "0.01102"
                    }, 
                    {
                        "value": "0.00774"
                    }, 
                    {
                        "value": "0.00674"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.3"
                            }, 
                            {
                                "value": "3.3"
                            }, 
                            {
                                "value": "3.3"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "3.9"
                            }, 
                            {
                                "value": "5.0"
                            }
                        ], 
                        "name": "Mass Fraction of Stabilizer"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Diffusivity and Conductivity of Dense Polycrystalline ZrO2 Ceramics: A Survey, D.P.H. Hasselman, L.F. Johnson, L.D. Bentsen, R. Syed, H.L. Lee, and M.V. Swain, American Ceramic Society Bulletin, Vol. 66 5, pp. 799-806 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of Monoclinic"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "95"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "95"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "95"
                            }
                        ], 
                        "name": "Volume Fraction of Tetragonal"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Volume Fraction of Cubic"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "3.6"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.4"
                            }, 
                            {
                                "value": "5.5"
                            }
                        ], 
                        "name": "Mass Fraction of Stabilizer"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Diffusivity and Conductivity of Dense Polycrystalline ZrO2 Ceramics: A Survey, D.P.H. Hasselman, L.F. Johnson, L.D. Bentsen, R. Syed, H.L. Lee, and M.V. Swain, American Ceramic Society Bulletin, Vol. 66 5, pp. 799-806 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.684"
                    }, 
                    {
                        "value": "5.043"
                    }, 
                    {
                        "value": "5.844"
                    }, 
                    {
                        "value": "5.984"
                    }, 
                    {
                        "value": "5.920"
                    }, 
                    {
                        "value": "5.845"
                    }, 
                    {
                        "value": "5.698"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "3.6"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.4"
                            }, 
                            {
                                "value": "5.5"
                            }
                        ], 
                        "name": "Mass Fraction of Stabilizer"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Diffusivity and Conductivity of Dense Polycrystalline ZrO2 Ceramics: A Survey, D.P.H. Hasselman, L.F. Johnson, L.D. Bentsen, R. Syed, H.L. Lee, and M.V. Swain, American Ceramic Society Bulletin, Vol. 66 5, pp. 799-806 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "467"
                    }, 
                    {
                        "value": "519"
                    }, 
                    {
                        "value": "557"
                    }, 
                    {
                        "value": "554"
                    }, 
                    {
                        "value": "595"
                    }, 
                    {
                        "value": "616"
                    }, 
                    {
                        "value": "639"
                    }, 
                    {
                        "value": "466"
                    }, 
                    {
                        "value": "512"
                    }, 
                    {
                        "value": "550"
                    }, 
                    {
                        "value": "580"
                    }, 
                    {
                        "value": "602"
                    }, 
                    {
                        "value": "630"
                    }, 
                    {
                        "value": "641"
                    }, 
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "509"
                    }, 
                    {
                        "value": "546"
                    }, 
                    {
                        "value": "575"
                    }, 
                    {
                        "value": "591"
                    }, 
                    {
                        "value": "600"
                    }, 
                    {
                        "value": "604"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }
                        ], 
                        "name": "Mass Fraction of Stabilizer"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Diffusivity and Conductivity of Dense Polycrystalline ZrO2 Ceramics: A Survey, D.P.H. Hasselman, L.F. Johnson, L.D. Bentsen, R. Syed, H.L. Lee, and M.V. Swain, American Ceramic Society Bulletin, Vol. 66 5, pp. 799-806 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.5"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }
                        ], 
                        "name": "Mass Fraction of Stabilizer"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Diffusivity and Conductivity of Dense Polycrystalline ZrO2 Ceramics: A Survey, D.P.H. Hasselman, L.F. Johnson, L.D. Bentsen, R. Syed, H.L. Lee, and M.V. Swain, American Ceramic Society Bulletin, Vol. 66 5, pp. 799-806 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.01190"
                    }, 
                    {
                        "value": "0.01110"
                    }, 
                    {
                        "value": "0.01100"
                    }, 
                    {
                        "value": "0.01100"
                    }, 
                    {
                        "value": "0.01044"
                    }, 
                    {
                        "value": "0.01190"
                    }, 
                    {
                        "value": "0.01078"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "3.6"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.4"
                            }, 
                            {
                                "value": "5.5"
                            }
                        ], 
                        "name": "Mass Fraction of Stabilizer"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Physical-Mechanical Properties of Nanostructured Titanium Nitride, R.A. Andrievski, Nano Structured Materials, Vol. 9, pp. 607-610 (1997), published by Elsevier Science Ltd."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "179"
                    }, 
                    {
                        "value": "272"
                    }, 
                    {
                        "value": "388"
                    }, 
                    {
                        "value": "447"
                    }, 
                    {
                        "value": "433"
                    }, 
                    {
                        "value": "437"
                    }, 
                    {
                        "value": "402"
                    }, 
                    {
                        "value": "422"
                    }, 
                    {
                        "value": "444"
                    }, 
                    {
                        "value": "433"
                    }, 
                    {
                        "value": "424"
                    }, 
                    {
                        "value": "433"
                    }, 
                    {
                        "value": "317"
                    }, 
                    {
                        "value": "344"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "nm", 
                        "scalars": [
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "18"
                            }
                        ], 
                        "name": "Powder Particle Size"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.834"
                            }, 
                            {
                                "value": "0.889"
                            }, 
                            {
                                "value": "0.950"
                            }, 
                            {
                                "value": "0.961"
                            }, 
                            {
                                "value": "0.972"
                            }, 
                            {
                                "value": "0.985"
                            }, 
                            {
                                "value": "0.962"
                            }, 
                            {
                                "value": "0.965"
                            }, 
                            {
                                "value": "0.966"
                            }, 
                            {
                                "value": "0.968"
                            }, 
                            {
                                "value": "0.970"
                            }, 
                            {
                                "value": "0.979"
                            }, 
                            {
                                "value": "0.914"
                            }, 
                            {
                                "value": "0.917"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Physical-Mechanical Properties of Nanostructured Titanium Nitride, R.A. Andrievski, Nano Structured Materials, Vol. 9, pp. 607-610 (1997), published by Elsevier Science Ltd."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "26.2"
                    }, 
                    {
                        "value": "25.7"
                    }, 
                    {
                        "value": "24.1"
                    }, 
                    {
                        "value": "26.4"
                    }, 
                    {
                        "value": "25.2"
                    }, 
                    {
                        "value": "21.1"
                    }, 
                    {
                        "value": "22.6"
                    }, 
                    {
                        "value": "24.9"
                    }, 
                    {
                        "value": "24.9"
                    }, 
                    {
                        "value": "26.1"
                    }, 
                    {
                        "value": "21.6"
                    }, 
                    {
                        "value": "19.0"
                    }, 
                    {
                        "value": "20.9"
                    }, 
                    {
                        "value": "21.6"
                    }, 
                    {
                        "value": "23.0"
                    }, 
                    {
                        "value": "22.7"
                    }, 
                    {
                        "value": "24.4"
                    }, 
                    {
                        "value": "23.3"
                    }, 
                    {
                        "value": "22.4"
                    }, 
                    {
                        "value": "23.3"
                    }, 
                    {
                        "value": "24.6"
                    }, 
                    {
                        "value": "15.6"
                    }, 
                    {
                        "value": "17.5"
                    }, 
                    {
                        "value": "18.8"
                    }, 
                    {
                        "value": "18.9"
                    }, 
                    {
                        "value": "19.7"
                    }, 
                    {
                        "value": "21.4"
                    }, 
                    {
                        "value": "24.0"
                    }, 
                    {
                        "value": "24.3"
                    }, 
                    {
                        "value": "23.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "nm", 
                        "scalars": [
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }
                        ], 
                        "name": "Powder Particle Size"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.943"
                            }, 
                            {
                                "value": "0.947"
                            }, 
                            {
                                "value": "0.948"
                            }, 
                            {
                                "value": "0.950"
                            }, 
                            {
                                "value": "0.952"
                            }, 
                            {
                                "value": "0.916"
                            }, 
                            {
                                "value": "0.915"
                            }, 
                            {
                                "value": "0.916"
                            }, 
                            {
                                "value": "0.918"
                            }, 
                            {
                                "value": "0.923"
                            }, 
                            {
                                "value": "0.956"
                            }, 
                            {
                                "value": "0.960"
                            }, 
                            {
                                "value": "0.961"
                            }, 
                            {
                                "value": "0.962"
                            }, 
                            {
                                "value": "0.962"
                            }, 
                            {
                                "value": "0.963"
                            }, 
                            {
                                "value": "0.964"
                            }, 
                            {
                                "value": "0.966"
                            }, 
                            {
                                "value": "0.966"
                            }, 
                            {
                                "value": "0.968"
                            }, 
                            {
                                "value": "0.992"
                            }, 
                            {
                                "value": "0.919"
                            }, 
                            {
                                "value": "0.932"
                            }, 
                            {
                                "value": "0.936"
                            }, 
                            {
                                "value": "0.941"
                            }, 
                            {
                                "value": "0.968"
                            }, 
                            {
                                "value": "0.973"
                            }, 
                            {
                                "value": "0.980"
                            }, 
                            {
                                "value": "0.984"
                            }, 
                            {
                                "value": "0.985"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Pressure Dependence of the Lattice Constant of Diamond:  Isotopic Effects, H. Fujihisa, V.A. Sidorov, K. Takemura, H. Kanda, and S.M. Stishov, JETP Letters, Vol. 63 2, pp. 83-88 (1996), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.567"
                    }, 
                    {
                        "value": "3.565"
                    }, 
                    {
                        "value": "3.556"
                    }, 
                    {
                        "value": "3.545"
                    }, 
                    {
                        "value": "3.530"
                    }, 
                    {
                        "value": "3.520"
                    }, 
                    {
                        "value": "3.498"
                    }, 
                    {
                        "value": "3.485"
                    }, 
                    {
                        "value": "3.567"
                    }, 
                    {
                        "value": "3.565"
                    }, 
                    {
                        "value": "3.556"
                    }, 
                    {
                        "value": "3.544"
                    }, 
                    {
                        "value": "3.533"
                    }, 
                    {
                        "value": "3.519"
                    }, 
                    {
                        "value": "3.496"
                    }, 
                    {
                        "value": "3.482"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "12C"
                            }, 
                            {
                                "value": "12C"
                            }, 
                            {
                                "value": "12C"
                            }, 
                            {
                                "value": "12C"
                            }, 
                            {
                                "value": "12C"
                            }, 
                            {
                                "value": "12C"
                            }, 
                            {
                                "value": "12C"
                            }, 
                            {
                                "value": "12C"
                            }, 
                            {
                                "value": "13C"
                            }, 
                            {
                                "value": "13C"
                            }, 
                            {
                                "value": "13C"
                            }, 
                            {
                                "value": "13C"
                            }, 
                            {
                                "value": "13C"
                            }, 
                            {
                                "value": "13C"
                            }, 
                            {
                                "value": "13C"
                            }, 
                            {
                                "value": "13C"
                            }
                        ], 
                        "name": "Isotope"
                    }, 
                    {
                        "units": "GPa", 
                        "scalars": [
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "4.9"
                            }, 
                            {
                                "value": "9.7"
                            }, 
                            {
                                "value": "14.5"
                            }, 
                            {
                                "value": "19.3"
                            }, 
                            {
                                "value": "29.7"
                            }, 
                            {
                                "value": "34.5"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "4.9"
                            }, 
                            {
                                "value": "9.7"
                            }, 
                            {
                                "value": "14.9"
                            }, 
                            {
                                "value": "20.1"
                            }, 
                            {
                                "value": "31.6"
                            }, 
                            {
                                "value": "37.9"
                            }
                        ], 
                        "name": "Pressure"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Physical and Chemical Properties of Partly Stabilized ZrO2 in the System ZrO2-Y2O3-Yb2O3-Sc2O3, T. V. Chusovitina, Yu. S. Toporov, V. M. Ustiyancev, M. G. Tretnikova, Ogneupori (Refractories) 4, pp. 4-6 (1990)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.70"
                    }, 
                    {
                        "value": "5.74"
                    }, 
                    {
                        "value": "5.72"
                    }, 
                    {
                        "value": "5.76"
                    }, 
                    {
                        "value": "5.68"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "64"
                            }, 
                            {
                                "value": "51"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "16"
                            }
                        ], 
                        "name": "Monoclinic Phase Content"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.5"
                            }, 
                            {
                                "value": "5.0"
                            }
                        ], 
                        "name": "Sintering Aid Mole Fraction"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Physical and Chemical Properties of Partly Stabilized ZrO2 in the System ZrO2-Y2O3-Yb2O3-Sc2O3, T. V. Chusovitina, Yu. S. Toporov, V. M. Ustiyancev, M. G. Tretnikova, Ogneupori (Refractories) 4, pp. 4-6 (1990)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.90"
                    }, 
                    {
                        "value": "4.65"
                    }, 
                    {
                        "value": "2.07"
                    }, 
                    {
                        "value": "2.04"
                    }, 
                    {
                        "value": "1.28"
                    }, 
                    {
                        "value": "1.27"
                    }, 
                    {
                        "value": "3.56"
                    }, 
                    {
                        "value": "3.66"
                    }, 
                    {
                        "value": "1.75"
                    }, 
                    {
                        "value": "1.72"
                    }, 
                    {
                        "value": "1.13"
                    }, 
                    {
                        "value": "1.12"
                    }, 
                    {
                        "value": "3.50"
                    }, 
                    {
                        "value": "3.49"
                    }, 
                    {
                        "value": "1.65"
                    }, 
                    {
                        "value": "1.64"
                    }, 
                    {
                        "value": "1.08"
                    }, 
                    {
                        "value": "1.07"
                    }, 
                    {
                        "value": "3.35"
                    }, 
                    {
                        "value": "3.33"
                    }, 
                    {
                        "value": "1.63"
                    }, 
                    {
                        "value": "1.62"
                    }, 
                    {
                        "value": "0.98"
                    }, 
                    {
                        "value": "0.98"
                    }, 
                    {
                        "value": "3.11"
                    }, 
                    {
                        "value": "3.14"
                    }, 
                    {
                        "value": "1.46"
                    }, 
                    {
                        "value": "1.45"
                    }, 
                    {
                        "value": "0.93"
                    }, 
                    {
                        "value": "0.92"
                    }
                ], 
                "units": "Log10{$\\Omega$$\\cdot$cm}", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.5"
                            }, 
                            {
                                "value": "4.5"
                            }, 
                            {
                                "value": "4.5"
                            }, 
                            {
                                "value": "4.5"
                            }, 
                            {
                                "value": "4.5"
                            }, 
                            {
                                "value": "4.5"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }
                        ], 
                        "name": "Sintering Aids Mole Fraction"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "1273"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Electrical Resistivity Log"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Physical and Chemical Properties of Partly Stabilized ZrO2 in the System ZrO2-Y2O3-Yb2O3-Sc2O3, T. V. Chusovitina, Yu. S. Toporov, V. M. Ustiyancev, M. G. Tretnikova, Ogneupori (Refractories) 4, pp. 4-6 (1990)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
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            }, 
            {
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                        "value": "0.09"
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                    {
                        "value": "0.09"
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                    {
                        "value": "0.08"
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                    {
                        "value": "0.09"
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                    {
                        "value": "0.16"
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                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "64"
                            }, 
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                                "value": "51"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "16"
                            }
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                        "name": "Monoclinic Phase Content"
                    }, 
                    {
                        "units": "%", 
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                                "value": "3.0"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "4.0"
                            }, 
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                                "value": "4.5"
                            }, 
                            {
                                "value": "5.0"
                            }
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                ], 
                "name": "Grain Size"
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        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Natural Specimen"
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        ], 
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                "citation": "Temperature Dependence of the Elastic Moduli of Diamond:  A Brillouin-Scattering Study, E.S. Zouboulis, M. Grimsditch. A.K. Ramdas, and S. Rodriguez, Physical Review B, Vol. 57 5, pp. 2889-2896 (1998), published by American Physical Society."
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        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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                "scalars": [
                    {
                        "value": "C"
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                ], 
                "name": "Chemical Family"
            }, 
            {
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                        "value": "Single Crystal"
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            }, 
            {
                "scalars": [
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                    {
                        "value": "3.510"
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                    {
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                    {
                        "value": "3.502"
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                    {
                        "value": "3.498"
                    }, 
                    {
                        "value": "3.494"
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                    {
                        "value": "3.490"
                    }, 
                    {
                        "value": "3.485"
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                    {
                        "value": "3.479"
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                    {
                        "value": "3.474"
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                    {
                        "value": "3.468"
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                    {
                        "value": "3.463"
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                    {
                        "value": "3.457"
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                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
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                                "value": "300"
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                                "value": "600"
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                                "value": "1100"
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                                "value": "1200"
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                                "value": "1300"
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                                "value": "1400"
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                            {
                                "value": "1500"
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                            {
                                "value": "1600"
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                        "name": "Temperature"
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                ], 
                "name": "Density"
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        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Natural Specimen"
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        ], 
        "references": [
            {
                "citation": "Temperature Dependence of the Elastic Moduli of Diamond:  A Brillouin-Scattering Study, E.S. Zouboulis, M. Grimsditch. A.K. Ramdas, and S. Rodriguez, Physical Review B, Vol. 57 5, pp. 2889-2896 (1998), published by American Physical Society."
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                    {
                        "value": "C"
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                "name": "Chemical Family"
            }, 
            {
                "scalars": [
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            }, 
            {
                "units": "GPa", 
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                                "value": "400"
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                                "value": "800"
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                                "value": "900"
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                            {
                                "value": "1500"
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                            {
                                "value": "1600"
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                    }
                ], 
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                            {
                                "value": "1009"
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                            {
                                "value": "119.6"
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                            {
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                            {
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                "name": "Elasticity Tensor"
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        ]
    }, 
    {
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        "preparation": [
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                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Mechanical Properties of Particulate Reinforced SiC-based Ceramic Composites, M. Ueki and H. Endo, ISIJ International, Vol. 32 8, pp. 943-952 (1992), published by Iron and Steel Institute of Japan."
            }
        ], 
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            }
        ], 
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    {
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        ], 
        "names": [
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            }
        ], 
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            {
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                    {
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                    {
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                    {
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                    {
                        "value": "418"
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                    {
                        "value": "462"
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                    {
                        "value": "451"
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                        "units": "%", 
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                                "value": "0"
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                                "value": "10"
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                                "value": "50"
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                                "value": "90"
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                            {
                                "value": "100"
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                "citation": "Mechanical Properties of Particulate Reinforced SiC-based Ceramic Composites, M. Ueki and H. Endo, ISIJ International, Vol. 32 8, pp. 943-952 (1992), published by Iron and Steel Institute of Japan."
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        ], 
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            }
        ], 
        "chemicalFormula": "SiC.xTiC", 
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                        "value": "310"
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                "citation": "Mechanical Properties of Particulate Reinforced SiC-based Ceramic Composites, M. Ueki and H. Endo, ISIJ International, Vol. 32 8, pp. 943-952 (1992), published by Iron and Steel Institute of Japan."
            }
        ], 
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        ], 
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                    {
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        ], 
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            {
                "citation": "Mechanical Properties of Particulate Reinforced SiC-based Ceramic Composites, M. Ueki and H. Endo, ISIJ International, Vol. 32 8, pp. 943-952 (1992), published by Iron and Steel Institute of Japan."
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        ], 
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            {
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                            {
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                            {
                                "value": "100"
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                ], 
                "name": "Poissons Ratio"
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        ]
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    {
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                "name": "Crystal Growth"
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        ], 
        "references": [
            {
                "citation": "Composition and Cell Dimensions of Mullite, W.E. Cameron, American Ceramic Society Bulletin, Vol. 56 11, pp. 1003-1007 (1977), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al4+2xSi2-2xO10-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.6040"
                    }, 
                    {
                        "value": "7.6763"
                    }, 
                    {
                        "value": "2.8900"
                    }, 
                    {
                        "value": "7.5945"
                    }, 
                    {
                        "value": "7.6796"
                    }, 
                    {
                        "value": "2.8889"
                    }, 
                    {
                        "value": "7.5992"
                    }, 
                    {
                        "value": "7.6829"
                    }, 
                    {
                        "value": "2.8907"
                    }, 
                    {
                        "value": "7.5878"
                    }, 
                    {
                        "value": "7.6820"
                    }, 
                    {
                        "value": "2.8870"
                    }, 
                    {
                        "value": "7.5849"
                    }, 
                    {
                        "value": "7.6831"
                    }, 
                    {
                        "value": "2.8873"
                    }, 
                    {
                        "value": "7.5817"
                    }, 
                    {
                        "value": "7.6839"
                    }, 
                    {
                        "value": "2.8863"
                    }, 
                    {
                        "value": "7.5738"
                    }, 
                    {
                        "value": "7.6867"
                    }, 
                    {
                        "value": "2.8865"
                    }, 
                    {
                        "value": "7.5790"
                    }, 
                    {
                        "value": "7.6925"
                    }, 
                    {
                        "value": "2.8884"
                    }, 
                    {
                        "value": "7.5643"
                    }, 
                    {
                        "value": "7.6866"
                    }, 
                    {
                        "value": "2.8855"
                    }, 
                    {
                        "value": "7.5590"
                    }, 
                    {
                        "value": "7.6883"
                    }, 
                    {
                        "value": "2.8846"
                    }, 
                    {
                        "value": "7.5613"
                    }, 
                    {
                        "value": "7.6886"
                    }, 
                    {
                        "value": "2.8840"
                    }, 
                    {
                        "value": "7.5689"
                    }, 
                    {
                        "value": "7.6918"
                    }, 
                    {
                        "value": "2.8879"
                    }, 
                    {
                        "value": "7.5469"
                    }, 
                    {
                        "value": "7.6913"
                    }, 
                    {
                        "value": "2.8856"
                    }, 
                    {
                        "uncertainty": "0.002", 
                        "value": "7.547"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "7.692"
                    }, 
                    {
                        "value": "2.8838"
                    }, 
                    {
                        "value": "7.5440"
                    }, 
                    {
                        "value": "7.6941"
                    }, 
                    {
                        "value": "2.8858"
                    }, 
                    {
                        "value": "7.5384"
                    }, 
                    {
                        "value": "7.6933"
                    }, 
                    {
                        "value": "2.8884"
                    }, 
                    {
                        "value": "7.5260"
                    }, 
                    {
                        "value": "7.6882"
                    }, 
                    {
                        "value": "2.8882"
                    }, 
                    {
                        "value": "7.5694"
                    }, 
                    {
                        "value": "7.7284"
                    }, 
                    {
                        "value": "2.9001"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "80.4"
                            }, 
                            {
                                "value": "80.4"
                            }, 
                            {
                                "value": "80.4"
                            }, 
                            {
                                "value": "79.3"
                            }, 
                            {
                                "value": "79.3"
                            }, 
                            {
                                "value": "79.3"
                            }, 
                            {
                                "value": "78.7"
                            }, 
                            {
                                "value": "78.7"
                            }, 
                            {
                                "value": "78.7"
                            }, 
                            {
                                "value": "78.3"
                            }, 
                            {
                                "value": "78.3"
                            }, 
                            {
                                "value": "78.3"
                            }, 
                            {
                                "value": "78.2"
                            }, 
                            {
                                "value": "78.2"
                            }, 
                            {
                                "value": "78.2"
                            }, 
                            {
                                "value": "77.2"
                            }, 
                            {
                                "value": "77.2"
                            }, 
                            {
                                "value": "77.2"
                            }, 
                            {
                                "value": "76.3"
                            }, 
                            {
                                "value": "76.3"
                            }, 
                            {
                                "value": "76.3"
                            }, 
                            {
                                "value": "75.7"
                            }, 
                            {
                                "value": "75.7"
                            }, 
                            {
                                "value": "75.7"
                            }, 
                            {
                                "value": "75.0"
                            }, 
                            {
                                "value": "75.0"
                            }, 
                            {
                                "value": "75.0"
                            }, 
                            {
                                "value": "74.2"
                            }, 
                            {
                                "value": "74.2"
                            }, 
                            {
                                "value": "74.2"
                            }, 
                            {
                                "value": "74.0"
                            }, 
                            {
                                "value": "74.0"
                            }, 
                            {
                                "value": "74.0"
                            }, 
                            {
                                "value": "73.6"
                            }, 
                            {
                                "value": "73.6"
                            }, 
                            {
                                "value": "73.6"
                            }, 
                            {
                                "value": "70.7"
                            }, 
                            {
                                "value": "70.7"
                            }, 
                            {
                                "value": "70.7"
                            }, 
                            {
                                "value": "70.7"
                            }, 
                            {
                                "value": "70.7"
                            }, 
                            {
                                "value": "70.7"
                            }, 
                            {
                                "value": "69.3"
                            }, 
                            {
                                "value": "69.3"
                            }, 
                            {
                                "value": "69.3"
                            }, 
                            {
                                "value": "68.9"
                            }, 
                            {
                                "value": "68.9"
                            }, 
                            {
                                "value": "68.9"
                            }, 
                            {
                                "value": "67.6"
                            }, 
                            {
                                "value": "67.6"
                            }, 
                            {
                                "value": "67.6"
                            }, 
                            {
                                "value": "62.2"
                            }, 
                            {
                                "value": "62.2"
                            }, 
                            {
                                "value": "62.2"
                            }
                        ], 
                        "name": "Mas Fraction of Al2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }
                        ], 
                        "name": "Mass Fraction of TiO2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "0.9"
                            }, 
                            {
                                "value": "0.9"
                            }, 
                            {
                                "value": "0.9"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "10.4"
                            }, 
                            {
                                "value": "10.4"
                            }, 
                            {
                                "value": "10.4"
                            }
                        ], 
                        "name": "Mass Fraction of Fe2O3"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Measurement of the Oxygen and Impurity Distribution in Polycrystalline Aluminum Nitride with Secondary Ion Mass Spectrometry, G.E. Potter, A.K. Knudsen, J.C. Tou, and A. Choudhury, Journal of the American Ceramic Society, Vol. 75 12, pp. 3215-3224 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "90"
                    }, 
                    {
                        "value": "91"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "128"
                    }, 
                    {
                        "value": "129"
                    }, 
                    {
                        "value": "142"
                    }, 
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "177"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1.00"
                            }, 
                            {
                                "value": "0.70"
                            }, 
                            {
                                "value": "0.76"
                            }, 
                            {
                                "value": "0.59"
                            }, 
                            {
                                "value": "0.56"
                            }, 
                            {
                                "value": "0.34"
                            }, 
                            {
                                "value": "0.27"
                            }, 
                            {
                                "value": "0.16"
                            }
                        ], 
                        "name": "Mass Fraction of O"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Ultrasonic Characterization of Zirconia-Toughened Alumina Ceramics, K.K. Phani, S. Mukherjee, and D. Basu, Journal of the American Ceramic Society, Vol. 79 12, pp. 3331-3335 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "257"
                    }, 
                    {
                        "value": "271"
                    }, 
                    {
                        "value": "252"
                    }, 
                    {
                        "value": "281"
                    }, 
                    {
                        "value": "232"
                    }, 
                    {
                        "value": "227"
                    }, 
                    {
                        "value": "201"
                    }, 
                    {
                        "value": "218"
                    }, 
                    {
                        "value": "159"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "212"
                    }, 
                    {
                        "value": "182"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.03"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.40"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.73"
                            }, 
                            {
                                "value": "0.79"
                            }, 
                            {
                                "value": "0.86"
                            }, 
                            {
                                "value": "0.93"
                            }, 
                            {
                                "value": "1.00"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Ultrasonic Characterization of Zirconia-Toughened Alumina Ceramics, K.K. Phani, S. Mukherjee, and D. Basu, Journal of the American Ceramic Society, Vol. 79 12, pp. 3331-3335 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.24"
                    }, 
                    {
                        "value": "0.27"
                    }, 
                    {
                        "value": "0.24"
                    }, 
                    {
                        "value": "0.31"
                    }, 
                    {
                        "value": "0.23"
                    }, 
                    {
                        "value": "0.28"
                    }, 
                    {
                        "value": "0.27"
                    }, 
                    {
                        "value": "0.29"
                    }, 
                    {
                        "value": "0.27"
                    }, 
                    {
                        "value": "0.27"
                    }, 
                    {
                        "value": "0.31"
                    }, 
                    {
                        "value": "0.31"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.40"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.73"
                            }, 
                            {
                                "value": "0.79"
                            }, 
                            {
                                "value": "0.86"
                            }, 
                            {
                                "value": "0.93"
                            }, 
                            {
                                "value": "1.00"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Ultrasonic Characterization of Zirconia-Toughened Alumina Ceramics, K.K. Phani, S. Mukherjee, and D. Basu, Journal of the American Ceramic Society, Vol. 79 12, pp. 3331-3335 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "10.86"
                    }, 
                    {
                        "value": "10.77"
                    }, 
                    {
                        "value": "10.51"
                    }, 
                    {
                        "value": "10.16"
                    }, 
                    {
                        "value": "9.98"
                    }, 
                    {
                        "value": "8.80"
                    }, 
                    {
                        "value": "8.06"
                    }, 
                    {
                        "value": "8.02"
                    }, 
                    {
                        "value": "7.06"
                    }, 
                    {
                        "value": "7.50"
                    }, 
                    {
                        "value": "7.54"
                    }, 
                    {
                        "value": "6.89"
                    }, 
                    {
                        "value": "6.33"
                    }, 
                    {
                        "value": "6.07"
                    }, 
                    {
                        "value": "6.16"
                    }, 
                    {
                        "value": "5.32"
                    }, 
                    {
                        "value": "5.89"
                    }, 
                    {
                        "value": "4.93"
                    }, 
                    {
                        "value": "4.50"
                    }, 
                    {
                        "value": "4.33"
                    }, 
                    {
                        "value": "3.98"
                    }, 
                    {
                        "value": "4.20"
                    }, 
                    {
                        "value": "4.03"
                    }, 
                    {
                        "value": "3.63"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }
                        ], 
                        "name": "Mode"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.30"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.40"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.72"
                            }, 
                            {
                                "value": "0.79"
                            }, 
                            {
                                "value": "0.85"
                            }, 
                            {
                                "value": "0.93"
                            }, 
                            {
                                "value": "1.00"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.30"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.40"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.72"
                            }, 
                            {
                                "value": "0.79"
                            }, 
                            {
                                "value": "0.85"
                            }, 
                            {
                                "value": "0.93"
                            }, 
                            {
                                "value": "1.00"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Partially-Stabilized HfO2 Compositions, R.W. Scheidecker, O. Hunter,Jr., and F.W. Calderwood, Journal of Materials Science, Vol. 14, pp. 2284-2288 (1979), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Hafnia (PSH)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2.xEr2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O:Er"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "252"
                    }, 
                    {
                        "value": "221"
                    }, 
                    {
                        "value": "192"
                    }, 
                    {
                        "value": "222"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "217"
                    }, 
                    {
                        "value": "191"
                    }, 
                    {
                        "value": "197"
                    }, 
                    {
                        "value": "197"
                    }, 
                    {
                        "value": "188"
                    }, 
                    {
                        "value": "193"
                    }, 
                    {
                        "value": "177"
                    }, 
                    {
                        "value": "186"
                    }, 
                    {
                        "value": "222.3"
                    }, 
                    {
                        "value": "215.6"
                    }, 
                    {
                        "value": "207.8"
                    }, 
                    {
                        "value": "185.7"
                    }, 
                    {
                        "value": "165.1"
                    }, 
                    {
                        "value": "141.4"
                    }, 
                    {
                        "value": "137.3"
                    }, 
                    {
                        "value": "128.5"
                    }, 
                    {
                        "value": "131.7"
                    }, 
                    {
                        "value": "130.8"
                    }, 
                    {
                        "value": "145.2"
                    }, 
                    {
                        "value": "148.4"
                    }, 
                    {
                        "value": "148.4"
                    }, 
                    {
                        "value": "168.5"
                    }, 
                    {
                        "value": "198.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.0174"
                            }, 
                            {
                                "value": "0.0366"
                            }, 
                            {
                                "value": "0.0705"
                            }, 
                            {
                                "value": "0.0757"
                            }, 
                            {
                                "value": "0.0762"
                            }, 
                            {
                                "value": "0.0764"
                            }, 
                            {
                                "value": "0.0855"
                            }, 
                            {
                                "value": "0.0868"
                            }, 
                            {
                                "value": "0.0933"
                            }, 
                            {
                                "value": "0.0973"
                            }, 
                            {
                                "value": "0.0990"
                            }, 
                            {
                                "value": "0.1050"
                            }, 
                            {
                                "value": "0.1127"
                            }, 
                            {
                                "value": "0.0366"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }
                        ], 
                        "name": "Thermal Cycle"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "132"
                            }, 
                            {
                                "value": "366"
                            }, 
                            {
                                "value": "549"
                            }, 
                            {
                                "value": "774"
                            }, 
                            {
                                "value": "999"
                            }, 
                            {
                                "value": "1281"
                            }, 
                            {
                                "value": "1557"
                            }, 
                            {
                                "value": "1558"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1307"
                            }, 
                            {
                                "value": "1030"
                            }, 
                            {
                                "value": "777"
                            }, 
                            {
                                "value": "442"
                            }, 
                            {
                                "value": "86"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Partially-Stabilized HfO2 Compositions, R.W. Scheidecker, O. Hunter,Jr., and F.W. Calderwood, Journal of Materials Science, Vol. 14, pp. 2284-2288 (1979), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Hafnia (PSH)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2.xEr2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O:Er"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "100.0"
                    }, 
                    {
                        "value": "77.5"
                    }, 
                    {
                        "value": "74.5"
                    }, 
                    {
                        "value": "72.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.0174"
                            }, 
                            {
                                "value": "0.0855"
                            }, 
                            {
                                "value": "0.0973"
                            }, 
                            {
                                "value": "0.1050"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Partially-Stabilized HfO2 Compositions, R.W. Scheidecker, O. Hunter,Jr., and F.W. Calderwood, Journal of Materials Science, Vol. 14, pp. 2284-2288 (1979), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Hafnia (PSH)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2.xE2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O:Eu"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "175"
                    }, 
                    {
                        "value": "172"
                    }, 
                    {
                        "value": "179.4"
                    }, 
                    {
                        "value": "172.7"
                    }, 
                    {
                        "value": "167.5"
                    }, 
                    {
                        "value": "154.1"
                    }, 
                    {
                        "value": "128.8"
                    }, 
                    {
                        "value": "127.5"
                    }, 
                    {
                        "value": "128.5"
                    }, 
                    {
                        "value": "131.7"
                    }, 
                    {
                        "value": "147.0"
                    }, 
                    {
                        "value": "155.0"
                    }, 
                    {
                        "value": "157.7"
                    }, 
                    {
                        "value": "159.5"
                    }, 
                    {
                        "value": "165.0"
                    }, 
                    {
                        "value": "174.4"
                    }, 
                    {
                        "value": "179.6"
                    }, 
                    {
                        "value": "196.4"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.1095"
                            }, 
                            {
                                "value": "0.1351"
                            }, 
                            {
                                "value": "0.1095"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }
                        ], 
                        "name": "Thermal Cycle"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "115"
                            }, 
                            {
                                "value": "234"
                            }, 
                            {
                                "value": "423"
                            }, 
                            {
                                "value": "778"
                            }, 
                            {
                                "value": "997"
                            }, 
                            {
                                "value": "1545"
                            }, 
                            {
                                "value": "1558"
                            }, 
                            {
                                "value": "1309"
                            }, 
                            {
                                "value": "1032"
                            }, 
                            {
                                "value": "893"
                            }, 
                            {
                                "value": "845"
                            }, 
                            {
                                "value": "645"
                            }, 
                            {
                                "value": "383"
                            }, 
                            {
                                "value": "263"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Partially-Stabilized HfO2 Compositions, R.W. Scheidecker, O. Hunter,Jr., and F.W. Calderwood, Journal of Materials Science, Vol. 14, pp. 2284-2288 (1979), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Hafnia (PSH)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2.xE2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O:Eu"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "70.0"
                    }, 
                    {
                        "value": "70.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.1095"
                            }, 
                            {
                                "value": "0.1351"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Partially-Stabilized HfO2 Compositions, R.W. Scheidecker, O. Hunter,Jr., and F.W. Calderwood, Journal of Materials Science, Vol. 14, pp. 2284-2288 (1979), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Hafnia (PSH)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "204"
                    }, 
                    {
                        "value": "189"
                    }, 
                    {
                        "value": "186"
                    }, 
                    {
                        "value": "164.0"
                    }, 
                    {
                        "value": "159.7"
                    }, 
                    {
                        "value": "142.5"
                    }, 
                    {
                        "value": "130.0"
                    }, 
                    {
                        "value": "129.7"
                    }, 
                    {
                        "value": "128.6"
                    }, 
                    {
                        "value": "130.7"
                    }, 
                    {
                        "value": "129.5"
                    }, 
                    {
                        "value": "128.0"
                    }, 
                    {
                        "value": "118.5"
                    }, 
                    {
                        "value": "112.0"
                    }, 
                    {
                        "value": "123.2"
                    }, 
                    {
                        "value": "128.7"
                    }, 
                    {
                        "value": "129.8"
                    }, 
                    {
                        "value": "130.2"
                    }, 
                    {
                        "value": "129.9"
                    }, 
                    {
                        "value": "150.6"
                    }, 
                    {
                        "value": "167.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.0779"
                            }, 
                            {
                                "value": "0.0904"
                            }, 
                            {
                                "value": "0.1013"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }
                        ], 
                        "name": "Thermal Cycle"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "122"
                            }, 
                            {
                                "value": "287"
                            }, 
                            {
                                "value": "484"
                            }, 
                            {
                                "value": "599"
                            }, 
                            {
                                "value": "702"
                            }, 
                            {
                                "value": "831"
                            }, 
                            {
                                "value": "982"
                            }, 
                            {
                                "value": "1274"
                            }, 
                            {
                                "value": "1575"
                            }, 
                            {
                                "value": "1610"
                            }, 
                            {
                                "value": "1279"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "879"
                            }, 
                            {
                                "value": "715"
                            }, 
                            {
                                "value": "508"
                            }, 
                            {
                                "value": "259"
                            }, 
                            {
                                "value": "21"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Partially-Stabilized HfO2 Compositions, R.W. Scheidecker, O. Hunter,Jr., and F.W. Calderwood, Journal of Materials Science, Vol. 14, pp. 2284-2288 (1979), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Hafnia (PSH)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "75.1"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.0904"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Surface and Grain-Boundary Energies of Cubic Zirconia, D. Sotiropoulou and P. Nikolopoulos, Journal of Materials Science, Vol. 26, pp. 1395-1400 (1991), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Friedrichsfeld Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "ZR-23"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.04", 
                        "value": "3.11"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "3.06"
                    }, 
                    {
                        "uncertainty": "0.05", 
                        "value": "3.06"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "3.13"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "g", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "500"
                            }
                        ], 
                        "name": "Indentation Load"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Surface and Grain-Boundary Energies of Cubic Zirconia, D. Sotiropoulou and P. Nikolopoulos, Journal of Materials Science, Vol. 26, pp. 1395-1400 (1991), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Friedrichsfeld Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "ZR-23"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.007", 
                        "value": "1.039"
                    }, 
                    {
                        "uncertainty": "0.007", 
                        "value": "1.030"
                    }, 
                    {
                        "uncertainty": "0.008", 
                        "value": "1.030"
                    }, 
                    {
                        "uncertainty": "0.007", 
                        "value": "1.042"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "g", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "500"
                            }
                        ], 
                        "name": "Indentation Load"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Surface and Grain-Boundary Energies of Cubic Zirconia, D. Sotiropoulou and P. Nikolopoulos, Journal of Materials Science, Vol. 26, pp. 1395-1400 (1991), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Friedrichsfeld Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "ZR-23"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.02", 
                        "value": "10.93"
                    }, 
                    {
                        "uncertainty": "0.02", 
                        "value": "10.99"
                    }, 
                    {
                        "uncertainty": "0.03", 
                        "value": "11.17"
                    }, 
                    {
                        "uncertainty": "0.05", 
                        "value": "11.05"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "g", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "500"
                            }
                        ], 
                        "name": "Indentation Load"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Room Temperature Tensile Strength of AlN, R.N. Katz, G. Wechsler, H. Toutanji, D. Friel, G.L. Leatherman, T. El-Korchi, and W. Rafaniello, Ceramic Engineering and Science Proceedings, Vol. 14, pp. 282-291 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "12.9"
                    }, 
                    {
                        "value": "6.4"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Tensile"
                            }, 
                            {
                                "value": "Flexural"
                            }
                        ], 
                        "name": "Stress Test"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "238"
                            }, 
                            {
                                "value": "426"
                            }
                        ], 
                        "name": "Weibull Strength"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Room Temperature Tensile Strength of AlN, R.N. Katz, G. Wechsler, H. Toutanji, D. Friel, G.L. Leatherman, T. El-Korchi, and W. Rafaniello, Ceramic Engineering and Science Proceedings, Vol. 14, pp. 282-291 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "238"
                    }, 
                    {
                        "value": "426"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Tensile"
                            }, 
                            {
                                "value": "Flexural"
                            }
                        ], 
                        "name": "Stress Test"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "12.9"
                            }, 
                            {
                                "value": "6.4"
                            }
                        ], 
                        "name": "Weibull Modulus"
                    }
                ], 
                "name": "Weibull Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Creep of Yttrium-Aluminium Garnet Single Crystals, S. Karato, Z. Wang, and K. Fujino, Journal of Materials Science, Vol. 29, pp. 6458-6462 (1994), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Yttrium aluminum garnet (YAG)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y3Al5O12", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "MIMports"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "570"
                    }, 
                    {
                        "value": "790"
                    }, 
                    {
                        "value": "1020"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "900"
                    }, 
                    {
                        "value": "1480"
                    }, 
                    {
                        "value": "880"
                    }, 
                    {
                        "value": "1370"
                    }, 
                    {
                        "value": "2480"
                    }, 
                    {
                        "value": "750"
                    }, 
                    {
                        "value": "2510"
                    }, 
                    {
                        "value": "3440"
                    }, 
                    {
                        "value": "4350"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1893"
                            }, 
                            {
                                "value": "1893"
                            }, 
                            {
                                "value": "1893"
                            }, 
                            {
                                "value": "1893"
                            }, 
                            {
                                "value": "1893"
                            }, 
                            {
                                "value": "1913"
                            }, 
                            {
                                "value": "1913"
                            }, 
                            {
                                "value": "1913"
                            }, 
                            {
                                "value": "1933"
                            }, 
                            {
                                "value": "1933"
                            }, 
                            {
                                "value": "1933"
                            }, 
                            {
                                "value": "1963"
                            }, 
                            {
                                "value": "1963"
                            }, 
                            {
                                "value": "1963"
                            }, 
                            {
                                "value": "1963"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "201"
                            }, 
                            {
                                "value": "226"
                            }, 
                            {
                                "value": "275"
                            }, 
                            {
                                "value": "310"
                            }, 
                            {
                                "value": "328"
                            }, 
                            {
                                "value": "189"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "316"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "264"
                            }, 
                            {
                                "value": "324"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "261"
                            }, 
                            {
                                "value": "294"
                            }, 
                            {
                                "value": "313"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion Behavior of Single-Crystal Zirconia, J.W. Adams, H.H. Nakamura, R.P. Ingel, and R.W. Rice, Journal of the American Ceramic Society, Vol. 68 9, pp. C-228-C-231 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "9.33"
                    }, 
                    {
                        "value": "11.38"
                    }, 
                    {
                        "value": "10.99"
                    }, 
                    {
                        "value": "10.68"
                    }, 
                    {
                        "value": "10.69"
                    }, 
                    {
                        "value": "10.92"
                    }, 
                    {
                        "value": "10.23"
                    }, 
                    {
                        "value": "11.08"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "640", 
                                "maximum": "1500"
                            }, 
                            {
                                "minimum": "560", 
                                "maximum": "1500"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "1500"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "1500"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "1500"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "1500"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "1500"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "1500"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Mass Fraction of Dopant"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Y2O3"
                            }
                        ], 
                        "name": "Dopant"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion Behavior of Single-Crystal Zirconia, J.W. Adams, H.H. Nakamura, R.P. Ingel, and R.W. Rice, Journal of the American Ceramic Society, Vol. 68 9, pp. C-228-C-231 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "8.66"
                    }, 
                    {
                        "value": "8.12"
                    }, 
                    {
                        "value": "9.93"
                    }, 
                    {
                        "value": "10.04"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "20", 
                                "maximum": "1170"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "1180"
                            }, 
                            {
                                "minimum": "1190", 
                                "maximum": "1500"
                            }, 
                            {
                                "minimum": "1190", 
                                "maximum": "1500"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Mass Fraction of Dopant"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "none"
                            }
                        ], 
                        "name": "Dopant"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion Behavior of Single-Crystal Zirconia, J.W. Adams, H.H. Nakamura, R.P. Ingel, and R.W. Rice, Journal of the American Ceramic Society, Vol. 68 9, pp. C-228-C-231 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "10.18"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "800", 
                                "maximum": "1500"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.8"
                            }
                        ], 
                        "name": "Mass Fraction of Dopant"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "MgO"
                            }
                        ], 
                        "name": "Dopant"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion Behavior of Single-Crystal Zirconia, J.W. Adams, H.H. Nakamura, R.P. Ingel, and R.W. Rice, Journal of the American Ceramic Society, Vol. 68 9, pp. C-228-C-231 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCaO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CaO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "10.08"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "20", 
                                "maximum": "1500"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Mass Fraction of Dopant"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "CaO"
                            }
                        ], 
                        "name": "Dopant"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Low Temperature-Elastic Moduli, Debye Temperature and Internal Dilational and Shear Frictions of Fused Quartz, M. Fukuhara, A. Sanpei, and K. Shibuki, Journal of Materials Science, Vol. 32, pp. 1207-1211 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silica (fused)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Toshiba Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "T-1030"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "33.4"
                    }, 
                    {
                        "value": "34.2"
                    }, 
                    {
                        "value": "34.8"
                    }, 
                    {
                        "value": "35.8"
                    }, 
                    {
                        "value": "36.8"
                    }, 
                    {
                        "value": "37.7"
                    }, 
                    {
                        "value": "38.2"
                    }, 
                    {
                        "value": "38.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "370"
                            }, 
                            {
                                "value": "395"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Low Temperature-Elastic Moduli, Debye Temperature and Internal Dilational and Shear Frictions of Fused Quartz, M. Fukuhara, A. Sanpei, and K. Shibuki, Journal of Materials Science, Vol. 32, pp. 1207-1211 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silica (fused)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Toshiba Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "T-1030"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "362.2"
                    }, 
                    {
                        "value": "362.6"
                    }, 
                    {
                        "value": "363.1"
                    }, 
                    {
                        "value": "363.5"
                    }, 
                    {
                        "value": "364.0"
                    }, 
                    {
                        "value": "364.7"
                    }, 
                    {
                        "value": "365.7"
                    }
                ], 
                "units": "K", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "370"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Debye Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Low Temperature-Elastic Moduli, Debye Temperature and Internal Dilational and Shear Frictions of Fused Quartz, M. Fukuhara, A. Sanpei, and K. Shibuki, Journal of Materials Science, Vol. 32, pp. 1207-1211 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silica (fused)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Toshiba Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "T-1030"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "70.1"
                    }, 
                    {
                        "value": "70.7"
                    }, 
                    {
                        "value": "71.3"
                    }, 
                    {
                        "value": "71.9"
                    }, 
                    {
                        "value": "72.6"
                    }, 
                    {
                        "value": "73.2"
                    }, 
                    {
                        "value": "73.4"
                    }, 
                    {
                        "value": "73.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "370"
                            }, 
                            {
                                "value": "395"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Low Temperature-Elastic Moduli, Debye Temperature and Internal Dilational and Shear Frictions of Fused Quartz, M. Fukuhara, A. Sanpei, and K. Shibuki, Journal of Materials Science, Vol. 32, pp. 1207-1211 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silica (fused)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Toshiba Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "T-1030"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.150"
                    }, 
                    {
                        "value": "0.155"
                    }, 
                    {
                        "value": "0.159"
                    }, 
                    {
                        "value": "0.165"
                    }, 
                    {
                        "value": "0.171"
                    }, 
                    {
                        "value": "0.176"
                    }, 
                    {
                        "value": "0.180"
                    }, 
                    {
                        "value": "0.182"
                    }
                ], 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "370"
                            }, 
                            {
                                "value": "395"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Low Temperature-Elastic Moduli, Debye Temperature and Internal Dilational and Shear Frictions of Fused Quartz, M. Fukuhara, A. Sanpei, and K. Shibuki, Journal of Materials Science, Vol. 32, pp. 1207-1211 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silica (fused)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Toshiba Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "T-1030"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "30.5"
                    }, 
                    {
                        "value": "30.6"
                    }, 
                    {
                        "value": "30.8"
                    }, 
                    {
                        "value": "30.9"
                    }, 
                    {
                        "value": "31.0"
                    }, 
                    {
                        "value": "31.1"
                    }, 
                    {
                        "value": "31.1"
                    }, 
                    {
                        "value": "31.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "370"
                            }, 
                            {
                                "value": "395"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Low Temperature-Elastic Moduli, Debye Temperature and Internal Dilational and Shear Frictions of Fused Quartz, M. Fukuhara, A. Sanpei, and K. Shibuki, Journal of Materials Science, Vol. 32, pp. 1207-1211 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silica (fused)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Toshiba Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "T-1030"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.71"
                    }, 
                    {
                        "value": "3.70"
                    }, 
                    {
                        "value": "3.74"
                    }, 
                    {
                        "value": "3.77"
                    }, 
                    {
                        "value": "3.72"
                    }, 
                    {
                        "value": "3.72"
                    }, 
                    {
                        "value": "3.75"
                    }, 
                    {
                        "value": "3.77"
                    }, 
                    {
                        "value": "5.77"
                    }, 
                    {
                        "value": "5.80"
                    }, 
                    {
                        "value": "5.83"
                    }, 
                    {
                        "value": "5.85"
                    }, 
                    {
                        "value": "5.92"
                    }, 
                    {
                        "value": "5.95"
                    }, 
                    {
                        "value": "5.97"
                    }, 
                    {
                        "value": "5.98"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }
                        ], 
                        "name": "Mode"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "370"
                            }, 
                            {
                                "value": "395"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "370"
                            }, 
                            {
                                "value": "395"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Heat Content and Heat Capacity of an Extruded Graphite from 341\u00b0 to 1723\u00b0K, R.A. McDonald, Journal of Chemical and Engineering Data, Vol. 10 3, pp. 243-243 (1965), published by American Chemical Society."
            }
        ], 
        "names": [
            "Graphite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Union Carbide Corp."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "714"
                    }, 
                    {
                        "value": "982"
                    }, 
                    {
                        "value": "1216"
                    }, 
                    {
                        "value": "1404"
                    }, 
                    {
                        "value": "1547"
                    }, 
                    {
                        "value": "1651"
                    }, 
                    {
                        "value": "1731"
                    }, 
                    {
                        "value": "1794"
                    }, 
                    {
                        "value": "1846"
                    }, 
                    {
                        "value": "1892"
                    }, 
                    {
                        "value": "1937"
                    }, 
                    {
                        "value": "1975"
                    }, 
                    {
                        "value": "2010"
                    }, 
                    {
                        "value": "2041"
                    }, 
                    {
                        "value": "2066"
                    }, 
                    {
                        "value": "2090"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "8.58"
                            }, 
                            {
                                "value": "11.8"
                            }, 
                            {
                                "value": "14.6"
                            }, 
                            {
                                "value": "16.9"
                            }, 
                            {
                                "value": "18.6"
                            }, 
                            {
                                "value": "19.8"
                            }, 
                            {
                                "value": "20.8"
                            }, 
                            {
                                "value": "21.5"
                            }, 
                            {
                                "value": "22.2"
                            }, 
                            {
                                "value": "22.7"
                            }, 
                            {
                                "value": "23.3"
                            }, 
                            {
                                "value": "23.7"
                            }, 
                            {
                                "value": "24.1"
                            }, 
                            {
                                "value": "24.5"
                            }, 
                            {
                                "value": "24.8"
                            }, 
                            {
                                "value": "25.1"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Corrosion of Silicon Nitride and Silicon Carbide Exposed to the Flue Gases of an Aluminum Remelting Furnace, J. Luyten, P. Lemaitre, and A. Stalios, High Temperature Corrosion of Technical Ceramics, pp. 161-168 (1990), edited by R.J. Fordham, published by Elsevier Applied Science."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "50", 
                        "value": "280"
                    }, 
                    {
                        "uncertainty": "23", 
                        "value": "243"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "12"
                            }
                        ], 
                        "name": "Number of Specimens"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Exposure Time"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Corrosion of Silicon Nitride and Silicon Carbide Exposed to the Flue Gases of an Aluminum Remelting Furnace, J. Luyten, P. Lemaitre, and A. Stalios, High Temperature Corrosion of Technical Ceramics, pp. 161-168 (1990), edited by R.J. Fordham, published by Elsevier Applied Science."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "39", 
                        "value": "610"
                    }, 
                    {
                        "uncertainty": "62", 
                        "value": "437"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Number of Specimens"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Exposure Time"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Corrosion of Silicon Nitride and Silicon Carbide Exposed to the Flue Gases of an Aluminum Remelting Furnace, J. Luyten, P. Lemaitre, and A. Stalios, High Temperature Corrosion of Technical Ceramics, pp. 161-168 (1990), edited by R.J. Fordham, published by Elsevier Applied Science."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "54", 
                        "value": "610"
                    }, 
                    {
                        "uncertainty": "38", 
                        "value": "282"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Number of Specimens"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Exposure Time"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Temperature Dependence of the Elastic Moduli of 91Y2O3 + 9ThO2 from 25\u00b0  to 1100 \u00b0C, R.W. Dickson and R.C. Anderson, Journal of the American Ceramic Society, Vol. 51, pp. 233-234 (1968), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttria"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3.xThO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O:ThO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "173.6"
                    }, 
                    {
                        "value": "172.3"
                    }, 
                    {
                        "value": "170.5"
                    }, 
                    {
                        "value": "168.5"
                    }, 
                    {
                        "value": "166.4"
                    }, 
                    {
                        "value": "164.3"
                    }, 
                    {
                        "value": "162.0"
                    }, 
                    {
                        "value": "159.8"
                    }, 
                    {
                        "value": "157.5"
                    }, 
                    {
                        "value": "155.3"
                    }, 
                    {
                        "value": "153.0"
                    }, 
                    {
                        "value": "151.1"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1087"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Temperature Dependence of the Elastic Moduli of 91Y2O3 + 9ThO2 from 25\u00b0  to 1100 \u00b0C, R.W. Dickson and R.C. Anderson, Journal of the American Ceramic Society, Vol. 51, pp. 233-234 (1968), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttria"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3.xThO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O:ThO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.295"
                    }, 
                    {
                        "value": "0.295"
                    }, 
                    {
                        "value": "0.295"
                    }, 
                    {
                        "value": "0.295"
                    }, 
                    {
                        "value": "0.295"
                    }, 
                    {
                        "value": "0.295"
                    }, 
                    {
                        "value": "0.296"
                    }, 
                    {
                        "value": "0.297"
                    }, 
                    {
                        "value": "0.297"
                    }, 
                    {
                        "value": "0.298"
                    }, 
                    {
                        "value": "0.298"
                    }, 
                    {
                        "value": "0.298"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1087"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Temperature Dependence of the Elastic Moduli of 91Y2O3 + 9ThO2 from 25\u00b0  to 1100 \u00b0C, R.W. Dickson and R.C. Anderson, Journal of the American Ceramic Society, Vol. 51, pp. 233-234 (1968), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttria"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3.xThO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O:ThO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "67.02"
                    }, 
                    {
                        "value": "66.54"
                    }, 
                    {
                        "value": "65.84"
                    }, 
                    {
                        "value": "65.08"
                    }, 
                    {
                        "value": "64.26"
                    }, 
                    {
                        "value": "63.40"
                    }, 
                    {
                        "value": "62.52"
                    }, 
                    {
                        "value": "61.62"
                    }, 
                    {
                        "value": "60.71"
                    }, 
                    {
                        "value": "59.82"
                    }, 
                    {
                        "value": "58.95"
                    }, 
                    {
                        "value": "58.22"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1087"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering, Hardness and Indentation Fracture Toughness (KIC) of Mullite and its Composite with 15 wt% X-Phase Sialon, C.C. Anya and A. Hendry, Journal of the European Ceramic Society, Vol. 13, pp. 247-256 (1994), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.15"
                    }, 
                    {
                        "value": "3.11"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Milled"
                            }
                        ], 
                        "name": "Processing Condition"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1740"
                            }, 
                            {
                                "value": "1720"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Sintering Time"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.7"
                            }, 
                            {
                                "value": "98.4"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering, Hardness and Indentation Fracture Toughness (KIC) of Mullite and its Composite with 15 wt% X-Phase Sialon, C.C. Anya and A. Hendry, Journal of the European Ceramic Society, Vol. 13, pp. 247-256 (1994), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.1", 
                        "value": "3.4"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "3.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Milled"
                            }
                        ], 
                        "name": "Processing Condition"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.15"
                            }, 
                            {
                                "value": "3.11"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "uncertainty": "1", 
                                "value": "2.6"
                            }, 
                            {
                                "uncertainty": "1", 
                                "value": "2"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering, Hardness and Indentation Fracture Toughness (KIC) of Mullite and its Composite with 15 wt% X-Phase Sialon, C.C. Anya and A. Hendry, Journal of the European Ceramic Society, Vol. 13, pp. 247-256 (1994), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1", 
                        "value": "2.6"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "2"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Milled"
                            }
                        ], 
                        "name": "Processing Condition"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.15"
                            }, 
                            {
                                "value": "3.11"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering, Hardness and Indentation Fracture Toughness (KIC) of Mullite and its Composite with 15 wt% X-Phase Sialon, C.C. Anya and A. Hendry, Journal of the European Ceramic Society, Vol. 13, pp. 247-256 (1994), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "11.3"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "11.6"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Milled"
                            }
                        ], 
                        "name": "Processing Condition"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.15"
                            }, 
                            {
                                "value": "3.11"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering, Hardness and Indentation Fracture Toughness (KIC) of Mullite and its Composite with 15 wt% X-Phase Sialon, C.C. Anya and A. Hendry, Journal of the European Ceramic Society, Vol. 13, pp. 247-256 (1994), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.ySi6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:sialon"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.87"
                    }, 
                    {
                        "value": "2.98"
                    }, 
                    {
                        "value": "3.03"
                    }, 
                    {
                        "value": "3.10"
                    }, 
                    {
                        "value": "3.12"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Unmilled"
                            }, 
                            {
                                "value": "Unmilled"
                            }, 
                            {
                                "value": "Milled"
                            }, 
                            {
                                "value": "Milled"
                            }, 
                            {
                                "value": "Milled"
                            }
                        ], 
                        "name": "Processing Condition"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1660"
                            }, 
                            {
                                "value": "1660"
                            }, 
                            {
                                "value": "1720"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Sintering Time"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "95.0"
                            }, 
                            {
                                "value": "96.6"
                            }, 
                            {
                                "value": "98.8"
                            }, 
                            {
                                "value": "99.4"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering, Hardness and Indentation Fracture Toughness (KIC) of Mullite and its Composite with 15 wt% X-Phase Sialon, C.C. Anya and A. Hendry, Journal of the European Ceramic Society, Vol. 13, pp. 247-256 (1994), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.ySi6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:sialon"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.1", 
                        "value": "3.5"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "3.7"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "3.2"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Milled"
                            }, 
                            {
                                "value": "Milled"
                            }, 
                            {
                                "value": "Unmilled"
                            }
                        ], 
                        "name": "Processing Condition"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.10"
                            }, 
                            {
                                "value": "3.12"
                            }, 
                            {
                                "value": "2.98"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "uncertainty": "1", 
                                "value": "1.7"
                            }, 
                            {
                                "uncertainty": "1", 
                                "value": "1.4"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering, Hardness and Indentation Fracture Toughness (KIC) of Mullite and its Composite with 15 wt% X-Phase Sialon, C.C. Anya and A. Hendry, Journal of the European Ceramic Society, Vol. 13, pp. 247-256 (1994), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.ySi6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:sialon"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1", 
                        "value": "1.7"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "1.4"
                    }, 
                    {
                        "value": "-"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "1.7"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "1.4"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Milled"
                            }, 
                            {
                                "value": "Milled"
                            }, 
                            {
                                "value": "Unmilled"
                            }, 
                            {
                                "value": "Milled"
                            }, 
                            {
                                "value": "Milled"
                            }
                        ], 
                        "name": "Processing Condition"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.10"
                            }, 
                            {
                                "value": "3.12"
                            }, 
                            {
                                "value": "2.98"
                            }, 
                            {
                                "value": "3.10"
                            }, 
                            {
                                "value": "3.12"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering, Hardness and Indentation Fracture Toughness (KIC) of Mullite and its Composite with 15 wt% X-Phase Sialon, C.C. Anya and A. Hendry, Journal of the European Ceramic Society, Vol. 13, pp. 247-256 (1994), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.ySi6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:sialon"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "11.8"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "11.8"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "8.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Milled"
                            }, 
                            {
                                "value": "Milled"
                            }, 
                            {
                                "value": "Unmilled"
                            }
                        ], 
                        "name": "Processing Condition"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.10"
                            }, 
                            {
                                "value": "3.12"
                            }, 
                            {
                                "value": "2.98"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Problems of Properties and Phase Compositions of Boron- Carbon Alloys, N. N. Zhuravlev, G. N. Makarenko, and G. V. Samsonov a. o., Izv. Akad. Nauk SSSR. Metallurgiya i Toplivo 1, pp. 133-141 (1961)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Powder"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "-1.15"
                    }, 
                    {
                        "value": "-1.22"
                    }, 
                    {
                        "value": "-1.42"
                    }, 
                    {
                        "value": "-1.48"
                    }, 
                    {
                        "value": "-1.52"
                    }, 
                    {
                        "value": "-1.47"
                    }, 
                    {
                        "value": "-1.47"
                    }, 
                    {
                        "value": "-1.47"
                    }, 
                    {
                        "value": "-1.48"
                    }, 
                    {
                        "value": "-1.49"
                    }, 
                    {
                        "value": "-1.49"
                    }, 
                    {
                        "value": "-1.50"
                    }, 
                    {
                        "value": "-1.50"
                    }, 
                    {
                        "value": "-1.52"
                    }, 
                    {
                        "value": "-1.56"
                    }, 
                    {
                        "value": "-1.59"
                    }, 
                    {
                        "value": "-1.60"
                    }, 
                    {
                        "value": "-1.62"
                    }, 
                    {
                        "value": "-1.64"
                    }
                ], 
                "units": "Log10{$\\Omega$$\\cdot$cm}", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "633"
                            }, 
                            {
                                "value": "673"
                            }, 
                            {
                                "value": "873"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1313"
                            }, 
                            {
                                "value": "1593"
                            }, 
                            {
                                "value": "1753"
                            }, 
                            {
                                "value": "1793"
                            }, 
                            {
                                "value": "1833"
                            }, 
                            {
                                "value": "1883"
                            }, 
                            {
                                "value": "1953"
                            }, 
                            {
                                "value": "1993"
                            }, 
                            {
                                "value": "2053"
                            }, 
                            {
                                "value": "2083"
                            }, 
                            {
                                "value": "2113"
                            }, 
                            {
                                "value": "2153"
                            }, 
                            {
                                "value": "2193"
                            }, 
                            {
                                "value": "2233"
                            }, 
                            {
                                "value": "2273"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Electrical Resistivity Log"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Simple and Inexpensive Flash Technique for Determining Thermal Diffusivity of Ceramics, T. Log and T.B. Jackson, Journal of the American Ceramic Society, Vol. 74 5, pp. 941-944 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttria composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3.xAlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O:AlN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.0592"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "0.149"
                    }, 
                    {
                        "uncertainty": "0.004", 
                        "value": "0.299"
                    }, 
                    {
                        "uncertainty": "0.002", 
                        "value": "0.498"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }
                        ], 
                        "name": "Mass Fraction of AlN"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1850"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Sintering Time"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Simple and Inexpensive Flash Technique for Determining Thermal Diffusivity of Ceramics, T. Log and T.B. Jackson, Journal of the American Ceramic Society, Vol. 74 5, pp. 941-944 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.011", 
                        "value": "0.617"
                    }, 
                    {
                        "uncertainty": "0.018", 
                        "value": "0.600"
                    }, 
                    {
                        "uncertainty": "0.008", 
                        "value": "0.655"
                    }, 
                    {
                        "uncertainty": "0.010", 
                        "value": "0.731"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "92"
                            }
                        ], 
                        "name": "Mass Fraction of AlN"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1950"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Sintering Time"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Simple and Inexpensive Flash Technique for Determining Thermal Diffusivity of Ceramics, T. Log and T.B. Jackson, Journal of the American Ceramic Society, Vol. 74 5, pp. 941-944 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Erbium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Er2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Er-O:AlN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0007", 
                        "value": "0.0473"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "0.0277"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mass Fraction of AlN"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1850"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Sintering Time"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Fracture Toughness in Silicon Nitride and Sialon, Y. Mutoh, N. Miyahara, K. Yamaishi, and T. Oikawa, Transactions of the American Society of Mechanical Engineers, Vol. 115, pp. 268-272 (1993), published by American Society of Mechanical Engineers."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "6.2"
                    }, 
                    {
                        "value": "7.9"
                    }, 
                    {
                        "value": "6.5"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "7.1"
                    }, 
                    {
                        "value": "6.2"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }
                        ], 
                        "name": "Environment"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1220"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Fracture Toughness in Silicon Nitride and Sialon, Y. Mutoh, N. Miyahara, K. Yamaishi, and T. Oikawa, Transactions of the American Society of Mechanical Engineers, Vol. 115, pp. 268-272 (1993), published by American Society of Mechanical Engineers."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "vacuum"
                            }
                        ], 
                        "name": "Environment"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Indentation Fracture Toughness and Surface Flaw Analysis of Sintered Alumina/SiC Nanocomposites, C.C. Anya and S.G. Roberts, Journal of the European Ceramic Society, Vol. 16, pp. 1107-1114 (1996), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "3.0", 
                        "value": "397.4"
                    }, 
                    {
                        "uncertainty": "4.0", 
                        "value": "399.5"
                    }, 
                    {
                        "uncertainty": "2.0", 
                        "value": "407.2"
                    }, 
                    {
                        "uncertainty": "4.0", 
                        "value": "409.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Indentation Fracture Toughness and Surface Flaw Analysis of Sintered Alumina/SiC Nanocomposites, C.C. Anya and S.G. Roberts, Journal of the European Ceramic Society, Vol. 16, pp. 1107-1114 (1996), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.23", 
                        "value": "2.14"
                    }, 
                    {
                        "uncertainty": "0.17", 
                        "value": "2.25"
                    }, 
                    {
                        "uncertainty": "0.15", 
                        "value": "2.57"
                    }, 
                    {
                        "uncertainty": "0.17", 
                        "value": "2.88"
                    }, 
                    {
                        "uncertainty": "0.28", 
                        "value": "4.09"
                    }, 
                    {
                        "uncertainty": "0.30", 
                        "value": "4.61"
                    }, 
                    {
                        "uncertainty": "0.20", 
                        "value": "5.31"
                    }, 
                    {
                        "uncertainty": "0.24", 
                        "value": "5.95"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "2.9"
                    }, 
                    {
                        "uncertainty": "0.31", 
                        "value": "2.28"
                    }, 
                    {
                        "uncertainty": "0.10", 
                        "value": "2.16"
                    }, 
                    {
                        "uncertainty": "0.20", 
                        "value": "2.36"
                    }, 
                    {
                        "uncertainty": "0.30", 
                        "value": "2.73"
                    }, 
                    {
                        "uncertainty": "0.39", 
                        "value": "4.31"
                    }, 
                    {
                        "uncertainty": "0.13", 
                        "value": "4.62"
                    }, 
                    {
                        "uncertainty": "0.24", 
                        "value": "5.26"
                    }, 
                    {
                        "uncertainty": "0.35", 
                        "value": "5.90"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "3.6"
                    }, 
                    {
                        "uncertainty": "0.24", 
                        "value": "2.52"
                    }, 
                    {
                        "uncertainty": "0.16", 
                        "value": "2.68"
                    }, 
                    {
                        "uncertainty": "0.19", 
                        "value": "2.47"
                    }, 
                    {
                        "uncertainty": "0.17", 
                        "value": "2.40"
                    }, 
                    {
                        "uncertainty": "0.32", 
                        "value": "4.53"
                    }, 
                    {
                        "uncertainty": "0.19", 
                        "value": "5.15"
                    }, 
                    {
                        "uncertainty": "0.27", 
                        "value": "5.52"
                    }, 
                    {
                        "uncertainty": "0.35", 
                        "value": "5.74"
                    }, 
                    {
                        "uncertainty": "0.19", 
                        "value": "2.67"
                    }, 
                    {
                        "uncertainty": "0.35", 
                        "value": "3.04"
                    }, 
                    {
                        "uncertainty": "0.26", 
                        "value": "2.59"
                    }, 
                    {
                        "uncertainty": "0.30", 
                        "value": "2.63"
                    }, 
                    {
                        "uncertainty": "0.22", 
                        "value": "4.78"
                    }, 
                    {
                        "uncertainty": "0.36", 
                        "value": "5.50"
                    }, 
                    {
                        "uncertainty": "0.42", 
                        "value": "5.66"
                    }, 
                    {
                        "uncertainty": "0.54", 
                        "value": "6.06"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "4.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Median"
                            }, 
                            {
                                "value": "Median"
                            }, 
                            {
                                "value": "Median"
                            }, 
                            {
                                "value": "Median"
                            }, 
                            {
                                "value": "Palmqvist"
                            }, 
                            {
                                "value": "Palmqvist"
                            }, 
                            {
                                "value": "Palmqvist"
                            }, 
                            {
                                "value": "Palmqvist"
                            }, 
                            {
                                "value": "Hertzian"
                            }, 
                            {
                                "value": "Median"
                            }, 
                            {
                                "value": "Median"
                            }, 
                            {
                                "value": "Median"
                            }, 
                            {
                                "value": "Median"
                            }, 
                            {
                                "value": "Palmqvist"
                            }, 
                            {
                                "value": "Palmqvist"
                            }, 
                            {
                                "value": "Palmqvist"
                            }, 
                            {
                                "value": "Palmqvist"
                            }, 
                            {
                                "value": "Hertzian"
                            }, 
                            {
                                "value": "Median"
                            }, 
                            {
                                "value": "Median"
                            }, 
                            {
                                "value": "Median"
                            }, 
                            {
                                "value": "Median"
                            }, 
                            {
                                "value": "Palmqvist"
                            }, 
                            {
                                "value": "Palmqvist"
                            }, 
                            {
                                "value": "Palmqvist"
                            }, 
                            {
                                "value": "Palmqvist"
                            }, 
                            {
                                "value": "Median"
                            }, 
                            {
                                "value": "Median"
                            }, 
                            {
                                "value": "Median"
                            }, 
                            {
                                "value": "Median"
                            }, 
                            {
                                "value": "Palmqvist"
                            }, 
                            {
                                "value": "Palmqvist"
                            }, 
                            {
                                "value": "Palmqvist"
                            }, 
                            {
                                "value": "Palmqvist"
                            }, 
                            {
                                "value": "Hertzian"
                            }
                        ], 
                        "name": "Crack Type"
                    }, 
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "49.1"
                            }, 
                            {
                                "value": "98.1"
                            }, 
                            {
                                "value": "196.2"
                            }, 
                            {
                                "value": "294.3"
                            }, 
                            {
                                "value": "49.1"
                            }, 
                            {
                                "value": "98.1"
                            }, 
                            {
                                "value": "196.2"
                            }, 
                            {
                                "value": "294.3"
                            }, 
                            {
                                "uncertainty": "9", 
                                "value": "330"
                            }, 
                            {
                                "value": "49.1"
                            }, 
                            {
                                "value": "98.1"
                            }, 
                            {
                                "value": "196.2"
                            }, 
                            {
                                "value": "294.3"
                            }, 
                            {
                                "value": "49.1"
                            }, 
                            {
                                "value": "98.1"
                            }, 
                            {
                                "value": "196.2"
                            }, 
                            {
                                "value": "294.3"
                            }, 
                            {
                                "uncertainty": "5", 
                                "value": "465"
                            }, 
                            {
                                "value": "49.1"
                            }, 
                            {
                                "value": "98.1"
                            }, 
                            {
                                "value": "196.2"
                            }, 
                            {
                                "value": "294.3"
                            }, 
                            {
                                "value": "49.1"
                            }, 
                            {
                                "value": "98.1"
                            }, 
                            {
                                "value": "196.2"
                            }, 
                            {
                                "value": "294.3"
                            }, 
                            {
                                "value": "49.1"
                            }, 
                            {
                                "value": "98.1"
                            }, 
                            {
                                "value": "196.2"
                            }, 
                            {
                                "value": "294.3"
                            }, 
                            {
                                "value": "49.1"
                            }, 
                            {
                                "value": "98.1"
                            }, 
                            {
                                "value": "196.2"
                            }, 
                            {
                                "value": "294.3"
                            }, 
                            {
                                "uncertainty": "15", 
                                "value": "520"
                            }
                        ], 
                        "name": "Load"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Indentation Fracture Toughness and Surface Flaw Analysis of Sintered Alumina/SiC Nanocomposites, C.C. Anya and S.G. Roberts, Journal of the European Ceramic Society, Vol. 16, pp. 1107-1114 (1996), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.24", 
                        "value": "17.16"
                    }, 
                    {
                        "uncertainty": "0.69", 
                        "value": "17.15"
                    }, 
                    {
                        "uncertainty": "0.22", 
                        "value": "16.17"
                    }, 
                    {
                        "uncertainty": "0.26", 
                        "value": "16.66"
                    }, 
                    {
                        "uncertainty": "0.38", 
                        "value": "18.78"
                    }, 
                    {
                        "uncertainty": "0.11", 
                        "value": "18.49"
                    }, 
                    {
                        "uncertainty": "0.10", 
                        "value": "17.99"
                    }, 
                    {
                        "uncertainty": "0.06", 
                        "value": "17.62"
                    }, 
                    {
                        "uncertainty": "0.56", 
                        "value": "18.94"
                    }, 
                    {
                        "uncertainty": "0.20", 
                        "value": "19.33"
                    }, 
                    {
                        "uncertainty": "0.30", 
                        "value": "19.96"
                    }, 
                    {
                        "uncertainty": "0.12", 
                        "value": "19.34"
                    }, 
                    {
                        "uncertainty": "0.26", 
                        "value": "21.01"
                    }, 
                    {
                        "uncertainty": "0.00", 
                        "value": "19.95"
                    }, 
                    {
                        "uncertainty": "0.62", 
                        "value": "20.26"
                    }, 
                    {
                        "uncertainty": "0.25", 
                        "value": "20.54"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "49.1"
                            }, 
                            {
                                "value": "98.1"
                            }, 
                            {
                                "value": "196.2"
                            }, 
                            {
                                "value": "294.3"
                            }, 
                            {
                                "value": "49.1"
                            }, 
                            {
                                "value": "98.1"
                            }, 
                            {
                                "value": "196.2"
                            }, 
                            {
                                "value": "294.3"
                            }, 
                            {
                                "value": "49.1"
                            }, 
                            {
                                "value": "98.1"
                            }, 
                            {
                                "value": "196.2"
                            }, 
                            {
                                "value": "294.3"
                            }, 
                            {
                                "value": "49.1"
                            }, 
                            {
                                "value": "98.1"
                            }, 
                            {
                                "value": "196.2"
                            }, 
                            {
                                "value": "294.3"
                            }
                        ], 
                        "name": "Load"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Indentation Fracture Toughness and Surface Flaw Analysis of Sintered Alumina/SiC Nanocomposites, C.C. Anya and S.G. Roberts, Journal of the European Ceramic Society, Vol. 16, pp. 1107-1114 (1996), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.249"
                    }, 
                    {
                        "value": "0.254"
                    }, 
                    {
                        "value": "0.250"
                    }, 
                    {
                        "value": "0.237"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Hot-Pressed Silicon Nitride with Different Grain Structures, G. Himsolt, H. Knoch, H. Heubner, and F.W. Kleinlein, Journal of the American Ceramic Society, Vol. 62 1, pp. 29-32 (1979), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Disk"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "MgO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Sintering Aid Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Mechanical Properties of Hot-Pressed Silicon Nitride with Different Grain Structures, G. Himsolt, H. Knoch, H. Heubner, and F.W. Kleinlein, Journal of the American Ceramic Society, Vol. 62 1, pp. 29-32 (1979), published by American Ceramic Society."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
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            {
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                    {
                        "value": "Si-N:MgO"
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            }, 
            {
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            {
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            }, 
            {
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                    {
                        "value": "311.1"
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                    {
                        "value": "302.8"
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                    {
                        "value": "309.6"
                    }
                ], 
                "units": "GPa", 
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                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "22"
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                        ], 
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                    }, 
                    {
                        "units": "min", 
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                            {
                                "value": "10"
                            }, 
                            {
                                "value": "50"
                            }, 
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                                "value": "90"
                            }, 
                            {
                                "value": "90"
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                    }, 
                    {
                        "units": "K", 
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                            {
                                "value": "1973"
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                            {
                                "value": "1973"
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                                "value": "2053"
                            }
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                    }
                ], 
                "name": "Elastic Modulus"
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        ]
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            {
                "name": "Hot Pressing"
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            {
                "citation": "Mechanical Properties of Hot-Pressed Silicon Nitride with Different Grain Structures, G. Himsolt, H. Knoch, H. Heubner, and F.W. Kleinlein, Journal of the American Ceramic Society, Vol. 62 1, pp. 29-32 (1979), published by American Ceramic Society."
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        ], 
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        ], 
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            {
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                        "value": "478"
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                    {
                        "value": "675"
                    }, 
                    {
                        "value": "706"
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                    {
                        "value": "629"
                    }, 
                    {
                        "value": "586"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Measurement Temperature"
                    }, 
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "90"
                            }
                        ], 
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                    }, 
                    {
                        "units": "K", 
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                                "value": "2053"
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                ], 
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        ]
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                "name": "Hot Pressing"
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            {
                "citation": "Mechanical Properties of Hot-Pressed Silicon Nitride with Different Grain Structures, G. Himsolt, H. Knoch, H. Heubner, and F.W. Kleinlein, Journal of the American Ceramic Society, Vol. 62 1, pp. 29-32 (1979), published by American Ceramic Society."
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                    {
                        "value": "Si-N:MgO"
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            }, 
            {
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            {
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                    {
                        "value": "30.4"
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                    {
                        "value": "67.8"
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                    {
                        "value": "47.4"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Measurement Temperature"
                    }, 
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
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                        ], 
                        "name": "Hot Pressing Time"
                    }, 
                    {
                        "units": "K", 
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                            {
                                "value": "1973"
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                            {
                                "value": "1973"
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                                "value": "2053"
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    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
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            {
                "citation": "Mechanical Properties of Hot-Pressed Silicon Nitride with Different Grain Structures, G. Himsolt, H. Knoch, H. Heubner, and F.W. Kleinlein, Journal of the American Ceramic Society, Vol. 62 1, pp. 29-32 (1979), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
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                    {
                        "value": "Si-N:MgO"
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            }, 
            {
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                    {
                        "value": "7.81"
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                    {
                        "value": "6.59"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Measurement Temperature"
                    }, 
                    {
                        "units": "min", 
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                            {
                                "value": "10"
                            }, 
                            {
                                "value": "50"
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                            {
                                "value": "90"
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                            {
                                "value": "90"
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                    }, 
                    {
                        "units": "K", 
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                                "value": "1973"
                            }, 
                            {
                                "value": "1973"
                            }, 
                            {
                                "value": "1973"
                            }, 
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                                "value": "2053"
                            }
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                        "name": "Hot Pressing Temperature"
                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Mechanical Properties of Hot-Pressed Silicon Nitride with Different Grain Structures, G. Himsolt, H. Knoch, H. Heubner, and F.W. Kleinlein, Journal of the American Ceramic Society, Vol. 62 1, pp. 29-32 (1979), published by American Ceramic Society."
            }
        ], 
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
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                        "value": "0.265"
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                ], 
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                            {
                                "value": "22"
                            }
                        ], 
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                    }, 
                    {
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                                "value": "10"
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                                "value": "50"
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                                "value": "1973"
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                            {
                                "value": "1973"
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                                "value": "2053"
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                    }
                ], 
                "name": "Poissons Ratio"
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        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Monoclinic Crystal Structures of ZrO2 and HfO2 Refined from X-ray Powder Diffraction Data, R.E. Hann, P.R. Suitch, and J.L. Pentecost, Journal of the American Ceramic Society, Vol. 68 10, pp. C-285-C-286 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
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                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Magnesium Electron, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Powder"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.004", 
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                ], 
                "units": "$^{\\circ}$ (degree", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "(beta)"
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                        ], 
                        "name": "Cell Angle"
                    }
                ], 
                "name": "Cell Angle"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Monoclinic Crystal Structures of ZrO2 and HfO2 Refined from X-ray Powder Diffraction Data, R.E. Hann, P.R. Suitch, and J.L. Pentecost, Journal of the American Ceramic Society, Vol. 68 10, pp. C-285-C-286 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
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                    {
                        "value": "Zr-O"
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Magnesium Electron, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Powder"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
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                    {
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                    {
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                    {
                        "uncertainty": "0.0004", 
                        "value": "0.2095"
                    }, 
                    {
                        "uncertainty": "0.0023", 
                        "value": "0.0628"
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                    {
                        "uncertainty": "0.0021", 
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                    {
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                    {
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                    {
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                    {
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                ], 
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                                "value": "23"
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                    }, 
                    {
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                                "value": "Zr"
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                            {
                                "value": "Zr"
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                            {
                                "value": "Zr"
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                            {
                                "value": "O(1)"
                            }, 
                            {
                                "value": "O(1)"
                            }, 
                            {
                                "value": "O(1)"
                            }, 
                            {
                                "value": "O(2)"
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                            {
                                "value": "O(2)"
                            }, 
                            {
                                "value": "O(2)"
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                        ], 
                        "name": "Atom"
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                    {
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                                "value": "x"
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                            {
                                "value": "y"
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                            {
                                "value": "z"
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                            {
                                "value": "x"
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                                "value": "y"
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                                "value": "z"
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        ]
    }, 
    {
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            {
                "citation": "Monoclinic Crystal Structures of ZrO2 and HfO2 Refined from X-ray Powder Diffraction Data, R.E. Hann, P.R. Suitch, and J.L. Pentecost, Journal of the American Ceramic Society, Vol. 68 10, pp. C-285-C-286 (1985), published by American Ceramic Society."
            }
        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                    {
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            {
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                "name": "Manufacturer"
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            {
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                    {
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                    {
                        "uncertainty": "0.0004", 
                        "value": "5.3154"
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                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
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                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
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                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
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            {
                "citation": "Monoclinic Crystal Structures of ZrO2 and HfO2 Refined from X-ray Powder Diffraction Data, R.E. Hann, P.R. Suitch, and J.L. Pentecost, Journal of the American Ceramic Society, Vol. 68 10, pp. C-285-C-286 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2", 
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                    {
                        "value": "Hf-O"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Powder"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.002", 
                        "value": "99.216"
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                ], 
                "units": "$^{\\circ}$ (degree", 
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                    {
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                                "value": "(beta)"
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        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Monoclinic Crystal Structures of ZrO2 and HfO2 Refined from X-ray Powder Diffraction Data, R.E. Hann, P.R. Suitch, and J.L. Pentecost, Journal of the American Ceramic Society, Vol. 68 10, pp. C-285-C-286 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2", 
        "properties": [
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                    {
                        "value": "Hf-O"
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                ], 
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            }, 
            {
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                    }
                ], 
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            }, 
            {
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                    {
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                    {
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                    }, 
                    {
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                    {
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                    {
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                    {
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                            {
                                "value": "23"
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Hf"
                            }, 
                            {
                                "value": "Hf"
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                            {
                                "value": "Hf"
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                            {
                                "value": "O(1)"
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                            {
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                            {
                                "value": "O(1)"
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                            {
                                "value": "O(2)"
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                            {
                                "value": "O(2)"
                            }, 
                            {
                                "value": "O(2)"
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                        "name": "Atom"
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                    {
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                                "value": "x"
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                            {
                                "value": "y"
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                                "value": "z"
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                            {
                                "value": "x"
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                            {
                                "value": "y"
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                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
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                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
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                        ], 
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                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Monoclinic Crystal Structures of ZrO2 and HfO2 Refined from X-ray Powder Diffraction Data, R.E. Hann, P.R. Suitch, and J.L. Pentecost, Journal of the American Ceramic Society, Vol. 68 10, pp. C-285-C-286 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia"
        ], 
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            {
                "name": "NIST_SRD-30"
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        ], 
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            {
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                    {
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                    {
                        "uncertainty": "0.0002", 
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                ], 
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        ], 
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                    {
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                    {
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        ], 
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                    {
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                    {
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                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.42"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.27"
                            }, 
                            {
                                "value": "0.15"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Partially Dense Alumina Produced from Powder Compacts, D.C. Lam, F.F. Lange, and A.G. Evans, Journal of the American Ceramic Society, Vol. 77 8, pp. 2113-2117 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "0.7"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "2.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }
                        ], 
                        "name": "Init. Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.22"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.42"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.27"
                            }, 
                            {
                                "value": "0.15"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Natural Specimen"
            }
        ], 
        "references": [
            {
                "citation": "Brillouin Scattering in Diamond, M.H. Grimsditch and A.K. Ramdas, Physical Review B, Vol. 11 8, pp. 3139-3148 (1975), published by American Physical Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "matrices": [
                    [
                        [
                            {
                                "value": "1076.4"
                            }, 
                            {
                                "value": "125.2"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "125.2"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "577.4"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ]
                    ]
                ], 
                "name": "Elasticity Tensor"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Physical and Mechanical Properties of AlN-Al2O3 Ceramic Bodies Prepared by Hot-Pressing, R. Kieffer, W. Wruss, and B. Willer, Revue Internationale des Hautes Temperatures et des Refractaires, Vol. 13, pp. 97-107 (1976), published by Masson."
            }
        ], 
        "names": [
            "Aluminum oxynitride (ALON)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "xAlN.(1-x)Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.20"
                    }, 
                    {
                        "value": "3.30"
                    }, 
                    {
                        "value": "3.34"
                    }, 
                    {
                        "value": "3.43"
                    }, 
                    {
                        "value": "3.51"
                    }, 
                    {
                        "value": "3.55"
                    }, 
                    {
                        "value": "3.62"
                    }, 
                    {
                        "value": "3.69"
                    }, 
                    {
                        "value": "3.80"
                    }, 
                    {
                        "value": "3.83"
                    }, 
                    {
                        "value": "3.99"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Al2O3"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Physical and Mechanical Properties of AlN-Al2O3 Ceramic Bodies Prepared by Hot-Pressing, R. Kieffer, W. Wruss, and B. Willer, Revue Internationale des Hautes Temperatures et des Refractaires, Vol. 13, pp. 97-107 (1976), published by Masson."
            }
        ], 
        "names": [
            "Aluminum oxynitride (ALON)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "xAlN.(1-x)Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "149"
                    }, 
                    {
                        "value": "158"
                    }, 
                    {
                        "value": "159"
                    }, 
                    {
                        "value": "111"
                    }, 
                    {
                        "value": "102"
                    }, 
                    {
                        "value": "145"
                    }, 
                    {
                        "value": "139"
                    }, 
                    {
                        "value": "128"
                    }, 
                    {
                        "value": "99"
                    }, 
                    {
                        "value": "101"
                    }, 
                    {
                        "value": "151"
                    }, 
                    {
                        "value": "145"
                    }, 
                    {
                        "value": "127"
                    }, 
                    {
                        "value": "114"
                    }, 
                    {
                        "value": "101"
                    }, 
                    {
                        "value": "68"
                    }, 
                    {
                        "value": "153"
                    }, 
                    {
                        "value": "96"
                    }, 
                    {
                        "value": "71"
                    }, 
                    {
                        "value": "102"
                    }, 
                    {
                        "value": "91"
                    }, 
                    {
                        "value": "64"
                    }, 
                    {
                        "value": "116"
                    }, 
                    {
                        "value": "136"
                    }, 
                    {
                        "value": "116"
                    }, 
                    {
                        "value": "144"
                    }, 
                    {
                        "value": "124"
                    }, 
                    {
                        "value": "100"
                    }, 
                    {
                        "value": "87"
                    }, 
                    {
                        "value": "192"
                    }, 
                    {
                        "value": "172"
                    }, 
                    {
                        "value": "157"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "270"
                    }, 
                    {
                        "value": "227"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "176"
                    }, 
                    {
                        "value": "115"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "118"
                    }, 
                    {
                        "value": "252"
                    }, 
                    {
                        "value": "201"
                    }, 
                    {
                        "value": "157"
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                    {
                        "value": "209"
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                    {
                        "value": "200"
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                    {
                        "value": "246"
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                    {
                        "value": "237"
                    }, 
                    {
                        "value": "231"
                    }, 
                    {
                        "value": "199"
                    }, 
                    {
                        "value": "177"
                    }, 
                    {
                        "value": "155"
                    }, 
                    {
                        "value": "322"
                    }, 
                    {
                        "value": "256"
                    }, 
                    {
                        "value": "223"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
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                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
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                            {
                                "value": "Perpendicular"
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                                "value": "Perpendicular"
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                            {
                                "value": "Perpendicular"
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                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
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                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
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                                "value": "Perpendicular"
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                                "value": "Perpendicular"
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                                "value": "Perpendicular"
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                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
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                                "value": "Parallel"
                            }, 
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                                "value": "Parallel"
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                                "value": "Parallel"
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                                "value": "Parallel"
                            }, 
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                                "value": "Parallel"
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                                "value": "Parallel"
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                                "value": "Parallel"
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                                "value": "Parallel"
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                                "value": "Parallel"
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                                "value": "Parallel"
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                                "value": "Parallel"
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                                "value": "Parallel"
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                                "value": "Parallel"
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                            {
                                "value": "Parallel"
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                    {
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                                "value": "40"
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                                "value": "40"
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                                "value": "40"
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                                "value": "40"
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                                "value": "40"
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                                "value": "50"
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                            {
                                "value": "50"
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                            {
                                "value": "50"
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                                "value": "60"
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                            {
                                "value": "60"
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                            {
                                "value": "60"
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                                "value": "70"
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                                "value": "70"
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                                "value": "80"
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                                "value": "80"
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                            {
                                "value": "80"
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                            {
                                "value": "80"
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                            {
                                "value": "90"
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                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
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                            {
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                                "value": "10"
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                            {
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                            {
                                "value": "30"
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                            {
                                "value": "30"
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                            {
                                "value": "40"
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                            {
                                "value": "40"
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                            {
                                "value": "50"
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                            {
                                "value": "50"
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                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
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                            {
                                "value": "60"
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                            {
                                "value": "70"
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                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }
                        ], 
                        "name": "Mole Fraction of Al2O3"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Physical and Mechanical Properties of AlN-Al2O3 Ceramic Bodies Prepared by Hot-Pressing, R. Kieffer, W. Wruss, and B. Willer, Revue Internationale des Hautes Temperatures et des Refractaires, Vol. 13, pp. 97-107 (1976), published by Masson."
            }
        ], 
        "names": [
            "Aluminum oxynitride (ALON)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "xAlN.(1-x)Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "10.6"
                    }, 
                    {
                        "value": "12.3"
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                    {
                        "value": "13.8"
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                    {
                        "value": "15.2"
                    }, 
                    {
                        "value": "14.3"
                    }, 
                    {
                        "value": "15.7"
                    }, 
                    {
                        "value": "16.7"
                    }, 
                    {
                        "value": "18.2"
                    }, 
                    {
                        "value": "17.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "10"
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                            {
                                "value": "20"
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                            {
                                "value": "30"
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                            {
                                "value": "40"
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                            {
                                "value": "50"
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                            {
                                "value": "60"
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                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "90"
                            }
                        ], 
                        "name": "Mole Fraction of Al2O3"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Physical and Mechanical Properties of AlN-Al2O3 Ceramic Bodies Prepared by Hot-Pressing, R. Kieffer, W. Wruss, and B. Willer, Revue Internationale des Hautes Temperatures et des Refractaires, Vol. 13, pp. 97-107 (1976), published by Masson."
            }
        ], 
        "names": [
            "Aluminum oxynitride (ALON)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "xAlN.(1-x)Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "11.0"
                    }, 
                    {
                        "value": "8.4"
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                    {
                        "value": "9.8"
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                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "7.5"
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                    {
                        "value": "11.1"
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                    {
                        "value": "7.7"
                    }, 
                    {
                        "value": "12.9"
                    }, 
                    {
                        "value": "12.9"
                    }, 
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "5.9"
                    }, 
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "7.2"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "6.2"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "5.9"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Measurement Series Number"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Al2O3"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Physical and Mechanical Properties of AlN-Al2O3 Ceramic Bodies Prepared by Hot-Pressing, R. Kieffer, W. Wruss, and B. Willer, Revue Internationale des Hautes Temperatures et des Refractaires, Vol. 13, pp. 97-107 (1976), published by Masson."
            }
        ], 
        "names": [
            "Aluminum oxynitride (ALON)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "xAlN.(1-x)Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.84"
                    }, 
                    {
                        "value": "6.60"
                    }, 
                    {
                        "value": "6.91"
                    }, 
                    {
                        "value": "7.02"
                    }, 
                    {
                        "value": "7.22"
                    }, 
                    {
                        "value": "7.42"
                    }, 
                    {
                        "value": "7.51"
                    }, 
                    {
                        "value": "7.78"
                    }, 
                    {
                        "value": "5.67"
                    }, 
                    {
                        "value": "6.82"
                    }, 
                    {
                        "value": "7.36"
                    }, 
                    {
                        "value": "7.53"
                    }, 
                    {
                        "value": "7.60"
                    }, 
                    {
                        "value": "8.02"
                    }, 
                    {
                        "value": "7.82"
                    }, 
                    {
                        "value": "8.69"
                    }, 
                    {
                        "value": "6.11"
                    }, 
                    {
                        "value": "7.42"
                    }, 
                    {
                        "value": "7.60"
                    }, 
                    {
                        "value": "7.82"
                    }, 
                    {
                        "value": "8.13"
                    }, 
                    {
                        "value": "8.33"
                    }, 
                    {
                        "value": "8.71"
                    }, 
                    {
                        "value": "9.16"
                    }, 
                    {
                        "value": "9.24"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "25", 
                                "maximum": "600"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "600"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "600"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "600"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "600"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "600"
                            }, 
                            {
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                                "maximum": "600"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "600"
                            }, 
                            {
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                                "maximum": "1000"
                            }, 
                            {
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                                "maximum": "1000"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "1000"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "1000"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "1000"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "1000"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "1000"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "1000"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "1300"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "1300"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "1300"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "1300"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "1300"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "1300"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "1300"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "1300"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "1300"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "units": "%", 
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Al2O3"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity in Hot-Pressed Silicon Carbide, D.M. Liu and B.W. Lin, Ceramics International, Vol. 22, pp. 407-414 (1996), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "661"
                    }, 
                    {
                        "value": "844"
                    }, 
                    {
                        "value": "926"
                    }, 
                    {
                        "value": "1058"
                    }, 
                    {
                        "value": "1115"
                    }, 
                    {
                        "value": "1121"
                    }, 
                    {
                        "value": "1153"
                    }, 
                    {
                        "value": "1185"
                    }, 
                    {
                        "value": "1216"
                    }, 
                    {
                        "value": "964"
                    }, 
                    {
                        "value": "1191"
                    }, 
                    {
                        "value": "1235"
                    }, 
                    {
                        "value": "1254"
                    }, 
                    {
                        "value": "624"
                    }, 
                    {
                        "value": "794"
                    }, 
                    {
                        "value": "1020"
                    }, 
                    {
                        "value": "1077"
                    }, 
                    {
                        "value": "1083"
                    }, 
                    {
                        "value": "1122"
                    }, 
                    {
                        "value": "699"
                    }, 
                    {
                        "value": "1014"
                    }, 
                    {
                        "value": "1083"
                    }, 
                    {
                        "value": "1095"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }
                        ], 
                        "name": "Sample Number"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "194"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "396"
                            }, 
                            {
                                "value": "493"
                            }, 
                            {
                                "value": "591"
                            }, 
                            {
                                "value": "694"
                            }, 
                            {
                                "value": "798"
                            }, 
                            {
                                "value": "194"
                            }, 
                            {
                                "value": "592"
                            }, 
                            {
                                "value": "695"
                            }, 
                            {
                                "value": "798"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "396"
                            }, 
                            {
                                "value": "499"
                            }, 
                            {
                                "value": "699"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "195"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "299"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity in Hot-Pressed Silicon Carbide, D.M. Liu and B.W. Lin, Ceramics International, Vol. 22, pp. 407-414 (1996), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "86"
                    }, 
                    {
                        "value": "81"
                    }, 
                    {
                        "value": "72"
                    }, 
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                        "value": "66"
                    }, 
                    {
                        "value": "61"
                    }, 
                    {
                        "value": "51"
                    }, 
                    {
                        "value": "50"
                    }, 
                    {
                        "value": "46"
                    }, 
                    {
                        "value": "43"
                    }, 
                    {
                        "value": "73"
                    }, 
                    {
                        "value": "72"
                    }, 
                    {
                        "value": "66"
                    }, 
                    {
                        "value": "57"
                    }, 
                    {
                        "value": "56"
                    }, 
                    {
                        "value": "48"
                    }, 
                    {
                        "value": "45"
                    }, 
                    {
                        "value": "42"
                    }, 
                    {
                        "value": "40"
                    }, 
                    {
                        "value": "92"
                    }, 
                    {
                        "value": "86"
                    }, 
                    {
                        "value": "73"
                    }, 
                    {
                        "value": "67"
                    }, 
                    {
                        "value": "58"
                    }, 
                    {
                        "value": "55"
                    }, 
                    {
                        "value": "52"
                    }, 
                    {
                        "value": "48"
                    }, 
                    {
                        "value": "45"
                    }, 
                    {
                        "value": "77"
                    }, 
                    {
                        "value": "71"
                    }, 
                    {
                        "value": "65"
                    }, 
                    {
                        "value": "60"
                    }, 
                    {
                        "value": "55"
                    }, 
                    {
                        "value": "48"
                    }, 
                    {
                        "value": "46"
                    }, 
                    {
                        "value": "41"
                    }, 
                    {
                        "value": "40"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
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                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
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                            {
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                                "value": "302"
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                            {
                                "value": "401"
                            }, 
                            {
                                "value": "502"
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                            {
                                "value": "601"
                            }, 
                            {
                                "value": "701"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "102"
                            }, 
                            {
                                "value": "202"
                            }, 
                            {
                                "value": "302"
                            }, 
                            {
                                "value": "402"
                            }, 
                            {
                                "value": "502"
                            }, 
                            {
                                "value": "601"
                            }, 
                            {
                                "value": "701"
                            }, 
                            {
                                "value": "801"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "202"
                            }, 
                            {
                                "value": "301"
                            }, 
                            {
                                "value": "409"
                            }, 
                            {
                                "value": "501"
                            }, 
                            {
                                "value": "601"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "102"
                            }, 
                            {
                                "value": "202"
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                            {
                                "value": "302"
                            }, 
                            {
                                "value": "402"
                            }, 
                            {
                                "value": "502"
                            }, 
                            {
                                "value": "601"
                            }, 
                            {
                                "value": "701"
                            }, 
                            {
                                "value": "800"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Hot Pressing"
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            {
                "citation": "Thermal Conductivity in Hot-Pressed Silicon Carbide, D.M. Liu and B.W. Lin, Ceramics International, Vol. 22, pp. 407-414 (1996), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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                "scalars": [
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            }, 
            {
                "scalars": [
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                        "value": "Polycrystalline"
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                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "0.40"
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                    {
                        "value": "0.36"
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                    {
                        "value": "0.31"
                    }, 
                    {
                        "value": "0.26"
                    }, 
                    {
                        "value": "0.23"
                    }, 
                    {
                        "value": "0.21"
                    }, 
                    {
                        "value": "0.19"
                    }, 
                    {
                        "value": "0.18"
                    }, 
                    {
                        "value": "0.17"
                    }, 
                    {
                        "value": "0.16"
                    }, 
                    {
                        "value": "0.15"
                    }, 
                    {
                        "value": "0.14"
                    }, 
                    {
                        "value": "0.13"
                    }, 
                    {
                        "value": "0.13"
                    }, 
                    {
                        "value": "0.12"
                    }, 
                    {
                        "value": "0.12"
                    }, 
                    {
                        "value": "0.11"
                    }, 
                    {
                        "value": "0.34"
                    }, 
                    {
                        "value": "0.32"
                    }, 
                    {
                        "value": "0.27"
                    }, 
                    {
                        "value": "0.24"
                    }, 
                    {
                        "value": "0.22"
                    }, 
                    {
                        "value": "0.19"
                    }, 
                    {
                        "value": "0.17"
                    }, 
                    {
                        "value": "0.17"
                    }, 
                    {
                        "value": "0.16"
                    }, 
                    {
                        "value": "0.15"
                    }, 
                    {
                        "value": "0.13"
                    }, 
                    {
                        "value": "0.13"
                    }, 
                    {
                        "value": "0.12"
                    }, 
                    {
                        "value": "0.12"
                    }, 
                    {
                        "value": "0.11"
                    }, 
                    {
                        "value": "0.11"
                    }, 
                    {
                        "value": "0.10"
                    }, 
                    {
                        "value": "0.10"
                    }, 
                    {
                        "value": "0.43"
                    }, 
                    {
                        "value": "0.38"
                    }, 
                    {
                        "value": "0.32"
                    }, 
                    {
                        "value": "0.28"
                    }, 
                    {
                        "value": "0.24"
                    }, 
                    {
                        "value": "0.22"
                    }, 
                    {
                        "value": "0.20"
                    }, 
                    {
                        "value": "0.19"
                    }, 
                    {
                        "value": "0.17"
                    }, 
                    {
                        "value": "0.16"
                    }, 
                    {
                        "value": "0.15"
                    }, 
                    {
                        "value": "0.15"
                    }, 
                    {
                        "value": "0.13"
                    }, 
                    {
                        "value": "0.13"
                    }, 
                    {
                        "value": "0.12"
                    }, 
                    {
                        "value": "0.34"
                    }, 
                    {
                        "value": "0.31"
                    }, 
                    {
                        "value": "0.27"
                    }, 
                    {
                        "value": "0.24"
                    }, 
                    {
                        "value": "0.21"
                    }, 
                    {
                        "value": "0.16"
                    }, 
                    {
                        "value": "0.13"
                    }, 
                    {
                        "value": "0.13"
                    }, 
                    {
                        "value": "0.12"
                    }, 
                    {
                        "value": "0.12"
                    }, 
                    {
                        "value": "0.11"
                    }, 
                    {
                        "value": "0.10"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }
                        ], 
                        "name": "Sample Number"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "54"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "153"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "254"
                            }, 
                            {
                                "value": "301"
                            }, 
                            {
                                "value": "356"
                            }, 
                            {
                                "value": "397"
                            }, 
                            {
                                "value": "451"
                            }, 
                            {
                                "value": "499"
                            }, 
                            {
                                "value": "547"
                            }, 
                            {
                                "value": "595"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "698"
                            }, 
                            {
                                "value": "753"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "52"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "152"
                            }, 
                            {
                                "value": "199"
                            }, 
                            {
                                "value": "253"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "355"
                            }, 
                            {
                                "value": "396"
                            }, 
                            {
                                "value": "451"
                            }, 
                            {
                                "value": "498"
                            }, 
                            {
                                "value": "553"
                            }, 
                            {
                                "value": "594"
                            }, 
                            {
                                "value": "649"
                            }, 
                            {
                                "value": "697"
                            }, 
                            {
                                "value": "752"
                            }, 
                            {
                                "value": "794"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "147"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "254"
                            }, 
                            {
                                "value": "295"
                            }, 
                            {
                                "value": "349"
                            }, 
                            {
                                "value": "452"
                            }, 
                            {
                                "value": "499"
                            }, 
                            {
                                "value": "548"
                            }, 
                            {
                                "value": "602"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "698"
                            }, 
                            {
                                "value": "794"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "52"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "152"
                            }, 
                            {
                                "value": "199"
                            }, 
                            {
                                "value": "396"
                            }, 
                            {
                                "value": "498"
                            }, 
                            {
                                "value": "553"
                            }, 
                            {
                                "value": "594"
                            }, 
                            {
                                "value": "649"
                            }, 
                            {
                                "value": "697"
                            }, 
                            {
                                "value": "752"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
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            {
                "citation": "Round Robin Thermal Conductivity Measurements on CVD Diamond, A. Feldman, Applications of Diamond Films and Related Materials, pp. 627-630 (1995), edited by A. Feldman,Y. Tzeng, W. Yarbrough,M. Yoshikawa,M. Murakawa, published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "560", 
                        "value": "1660"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Number of Values"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "LD-X"
                            }
                        ], 
                        "name": "Specimen Name"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
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            {
                "citation": "Round Robin Thermal Conductivity Measurements on CVD Diamond, A. Feldman, Applications of Diamond Films and Related Materials, pp. 627-630 (1995), edited by A. Feldman,Y. Tzeng, W. Yarbrough,M. Yoshikawa,M. Murakawa, published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "290", 
                        "value": "1590"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "8"
                            }
                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "LB-X"
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                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Chemical Vapor Deposition"
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        ], 
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            {
                "citation": "Round Robin Thermal Conductivity Measurements on CVD Diamond, A. Feldman, Applications of Diamond Films and Related Materials, pp. 627-630 (1995), edited by A. Feldman,Y. Tzeng, W. Yarbrough,M. Yoshikawa,M. Murakawa, published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "520", 
                        "value": "1490"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "8"
                            }
                        ], 
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                    }, 
                    {
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                            {
                                "value": "SQ-X"
                            }
                        ], 
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                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Round Robin Thermal Conductivity Measurements on CVD Diamond, A. Feldman, Applications of Diamond Films and Related Materials, pp. 627-630 (1995), edited by A. Feldman,Y. Tzeng, W. Yarbrough,M. Yoshikawa,M. Murakawa, published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "130", 
                        "value": "420"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "8"
                            }
                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "LD-E"
                            }
                        ], 
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                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Round Robin Thermal Conductivity Measurements on CVD Diamond, A. Feldman, Applications of Diamond Films and Related Materials, pp. 627-630 (1995), edited by A. Feldman,Y. Tzeng, W. Yarbrough,M. Yoshikawa,M. Murakawa, published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "60", 
                        "value": "440"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Number of Values"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "LB-E"
                            }
                        ], 
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                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Round Robin Thermal Conductivity Measurements on CVD Diamond, A. Feldman, Applications of Diamond Films and Related Materials, pp. 627-630 (1995), edited by A. Feldman,Y. Tzeng, W. Yarbrough,M. Yoshikawa,M. Murakawa, published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "100", 
                        "value": "470"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "8"
                            }
                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "SQ-E"
                            }
                        ], 
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                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Chemical Vapor Deposition"
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        ], 
        "references": [
            {
                "citation": "Round Robin Thermal Conductivity Measurements on CVD Diamond, A. Feldman, Applications of Diamond Films and Related Materials, pp. 627-630 (1995), edited by A. Feldman,Y. Tzeng, W. Yarbrough,M. Yoshikawa,M. Murakawa, published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "250", 
                        "value": "1460"
                    }
                ], 
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                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "8"
                            }
                        ], 
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                    }, 
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                                "value": "LB-T"
                            }
                        ], 
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                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Round Robin Thermal Conductivity Measurements on CVD Diamond, A. Feldman, Applications of Diamond Films and Related Materials, pp. 627-630 (1995), edited by A. Feldman,Y. Tzeng, W. Yarbrough,M. Yoshikawa,M. Murakawa, published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
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        ], 
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                "name": "NIST_SRD-30"
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        ], 
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                        "value": "C"
                    }
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            }, 
            {
                "scalars": [
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                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "370", 
                        "value": "1200"
                    }
                ], 
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                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "8"
                            }
                        ], 
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                                "value": "SQ-T"
                            }
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                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Chemical Vapor Deposition"
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        ], 
        "references": [
            {
                "citation": "Round Robin Thermal Conductivity Measurements on CVD Diamond, A. Feldman, Applications of Diamond Films and Related Materials, pp. 627-630 (1995), edited by A. Feldman,Y. Tzeng, W. Yarbrough,M. Yoshikawa,M. Murakawa, published by National Institute of Standards and Technology."
            }
        ], 
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "350", 
                        "value": "1150"
                    }
                ], 
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                "conditions": [
                    {
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                            {
                                "value": "8"
                            }
                        ], 
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                    }, 
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                                "value": "SQ-F"
                            }
                        ], 
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                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
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                "citation": "Mechanical Properties of $\\beta$-SiC Pressureless Sintered with Al2O3 Additions, M.A. Mulla and V.D. Krstic, Acta Materialia, Vol. 42 1, pp. 303-308 (1994), published by Acta Metallurgica Inc.."
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        ], 
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                    {
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                ], 
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                                "value": "5"
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                                "value": "20"
                            }, 
                            {
                                "value": "30"
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                                "value": "2"
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        ], 
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                ], 
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                ], 
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                            }
                        ], 
                        "name": "Mass Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elevated Temperature Mechanical Properties of SiC-AlN Particulate Composites, S.A. Mariano, D. Friel, and I. Bar-On, Ceramic Engineering and Science Proceedings, Vol. 14, pp. 1077-1088 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Cercom"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.6", 
                        "value": "2.2"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "4.0"
                    }, 
                    {
                        "uncertainty": "0.8", 
                        "value": "4.9"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mass Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1050"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elevated Temperature Mechanical Properties of SiC-AlN Particulate Composites, S.A. Mariano, D. Friel, and I. Bar-On, Ceramic Engineering and Science Proceedings, Vol. 14, pp. 1077-1088 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Cercom"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "40", 
                        "value": "477"
                    }, 
                    {
                        "uncertainty": "36", 
                        "value": "322"
                    }, 
                    {
                        "uncertainty": "15", 
                        "value": "240"
                    }, 
                    {
                        "uncertainty": "49", 
                        "value": "347"
                    }, 
                    {
                        "uncertainty": "42", 
                        "value": "369"
                    }, 
                    {
                        "uncertainty": "46", 
                        "value": "252"
                    }, 
                    {
                        "uncertainty": "9", 
                        "value": "181"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }
                        ], 
                        "name": "Mass Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "25"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elevated Temperature Mechanical Properties of SiC-AlN Particulate Composites, S.A. Mariano, D. Friel, and I. Bar-On, Ceramic Engineering and Science Proceedings, Vol. 14, pp. 1077-1088 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Cercom"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "3.7"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "3.4"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "3.4"
                    }, 
                    {
                        "uncertainty": "0.7", 
                        "value": "5.7"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "5.9"
                    }, 
                    {
                        "uncertainty": "1.3", 
                        "value": "5.2"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "4.5"
                    }, 
                    {
                        "uncertainty": "0.6", 
                        "value": "2.9"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "2.6"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "3.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }
                        ], 
                        "name": "Mass Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "900"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elevated Temperature Mechanical Properties of SiC-AlN Particulate Composites, S.A. Mariano, D. Friel, and I. Bar-On, Ceramic Engineering and Science Proceedings, Vol. 14, pp. 1077-1088 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Cercom"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "26", 
                        "value": "391"
                    }, 
                    {
                        "uncertainty": "10", 
                        "value": "375"
                    }, 
                    {
                        "uncertainty": "41", 
                        "value": "267"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mass Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "1050"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elevated Temperature Mechanical Properties of SiC-AlN Particulate Composites, S.A. Mariano, D. Friel, and I. Bar-On, Ceramic Engineering and Science Proceedings, Vol. 14, pp. 1077-1088 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Cercom"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.7", 
                        "value": "2.9"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "2.8"
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                    {
                        "uncertainty": "0.5", 
                        "value": "3.3"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mass Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "25"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1050"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "High-Thermal-Conductivity Aluminum Nitride Ceramics:  The Effect of Thermodynamic, Kinetic, and Microstructural Factors, T.B. Jackson, A.V. Virkar, K.L. More, R.B. Dinwiddie,Jr., and R.A. Cutler, Journal of the American Ceramic Society, Vol. 80 6, pp. 1421-1435 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.31"
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                    {
                        "value": "3.28"
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                    {
                        "value": "2.70"
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                    {
                        "value": "3.39"
                    }, 
                    {
                        "value": "3.41"
                    }, 
                    {
                        "value": "3.42"
                    }, 
                    {
                        "value": "2.78"
                    }, 
                    {
                        "value": "3.44"
                    }, 
                    {
                        "value": "3.42"
                    }, 
                    {
                        "value": "3.43"
                    }, 
                    {
                        "value": "3.45"
                    }, 
                    {
                        "value": "3.43"
                    }, 
                    {
                        "value": "3.45"
                    }, 
                    {
                        "value": "3.43"
                    }, 
                    {
                        "value": "3.44"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "La2O3"
                            }, 
                            {
                                "value": "Ce2O3"
                            }, 
                            {
                                "value": "Pr2O3"
                            }, 
                            {
                                "value": "Nd2O3"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Eu2O3"
                            }, 
                            {
                                "value": "Gd2O3"
                            }, 
                            {
                                "value": "Tb2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Ho2O3"
                            }, 
                            {
                                "value": "Er2O3"
                            }, 
                            {
                                "value": "Tm2O3"
                            }, 
                            {
                                "value": "Yb2O3"
                            }, 
                            {
                                "value": "Lu2O3"
                            }
                        ], 
                        "name": "Additive"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "96.8"
                            }, 
                            {
                                "value": "79.2"
                            }, 
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "81.3"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "99.7"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "99.1"
                            }, 
                            {
                                "value": "99.4"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
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        ], 
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            {
                "citation": "High-Thermal-Conductivity Aluminum Nitride Ceramics:  The Effect of Thermodynamic, Kinetic, and Microstructural Factors, T.B. Jackson, A.V. Virkar, K.L. More, R.B. Dinwiddie,Jr., and R.A. Cutler, Journal of the American Ceramic Society, Vol. 80 6, pp. 1421-1435 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
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                        "value": "722"
                    }, 
                    {
                        "value": "708"
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                    {
                        "value": "709"
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                    {
                        "value": "707"
                    }, 
                    {
                        "value": "706"
                    }, 
                    {
                        "value": "702"
                    }, 
                    {
                        "value": "704"
                    }, 
                    {
                        "value": "702"
                    }, 
                    {
                        "value": "701"
                    }, 
                    {
                        "value": "699"
                    }, 
                    {
                        "value": "701"
                    }, 
                    {
                        "value": "699"
                    }, 
                    {
                        "value": "696"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "La2O3"
                            }, 
                            {
                                "value": "Pr2O3"
                            }, 
                            {
                                "value": "Nd2O3"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Gd2O3"
                            }, 
                            {
                                "value": "Tb2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Ho2O3"
                            }, 
                            {
                                "value": "Er2O3"
                            }, 
                            {
                                "value": "Tm2O3"
                            }, 
                            {
                                "value": "Yb2O3"
                            }, 
                            {
                                "value": "Lu2O3"
                            }
                        ], 
                        "name": "Additive"
                    }, 
                    {
                        "units": "g$\\cdot$cm$^{-3}$", 
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                                "value": "3.31"
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                            {
                                "value": "3.28"
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                            {
                                "value": "3.39"
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                            {
                                "value": "3.41"
                            }, 
                            {
                                "value": "3.42"
                            }, 
                            {
                                "value": "3.44"
                            }, 
                            {
                                "value": "3.42"
                            }, 
                            {
                                "value": "3.43"
                            }, 
                            {
                                "value": "3.45"
                            }, 
                            {
                                "value": "3.43"
                            }, 
                            {
                                "value": "3.45"
                            }, 
                            {
                                "value": "3.43"
                            }, 
                            {
                                "value": "3.44"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "High-Thermal-Conductivity Aluminum Nitride Ceramics:  The Effect of Thermodynamic, Kinetic, and Microstructural Factors, T.B. Jackson, A.V. Virkar, K.L. More, R.B. Dinwiddie,Jr., and R.A. Cutler, Journal of the American Ceramic Society, Vol. 80 6, pp. 1421-1435 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "176"
                    }, 
                    {
                        "value": "171"
                    }, 
                    {
                        "value": "172"
                    }, 
                    {
                        "value": "181"
                    }, 
                    {
                        "value": "184"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "166"
                    }, 
                    {
                        "value": "164"
                    }, 
                    {
                        "value": "163"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "165"
                    }, 
                    {
                        "value": "164"
                    }, 
                    {
                        "value": "150"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "La2O3"
                            }, 
                            {
                                "value": "Pr2O3"
                            }, 
                            {
                                "value": "Nd2O3"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Gd2O3"
                            }, 
                            {
                                "value": "Tb2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Ho2O3"
                            }, 
                            {
                                "value": "Er2O3"
                            }, 
                            {
                                "value": "Tm2O3"
                            }, 
                            {
                                "value": "Yb2O3"
                            }, 
                            {
                                "value": "Lu2O3"
                            }
                        ], 
                        "name": "Additive"
                    }, 
                    {
                        "units": "g$\\cdot$cm$^{-3}$", 
                        "scalars": [
                            {
                                "value": "3.31"
                            }, 
                            {
                                "value": "3.28"
                            }, 
                            {
                                "value": "3.39"
                            }, 
                            {
                                "value": "3.41"
                            }, 
                            {
                                "value": "3.42"
                            }, 
                            {
                                "value": "3.44"
                            }, 
                            {
                                "value": "3.42"
                            }, 
                            {
                                "value": "3.43"
                            }, 
                            {
                                "value": "3.45"
                            }, 
                            {
                                "value": "3.43"
                            }, 
                            {
                                "value": "3.45"
                            }, 
                            {
                                "value": "3.43"
                            }, 
                            {
                                "value": "3.44"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-Thermal-Conductivity Aluminum Nitride Ceramics:  The Effect of Thermodynamic, Kinetic, and Microstructural Factors, T.B. Jackson, A.V. Virkar, K.L. More, R.B. Dinwiddie,Jr., and R.A. Cutler, Journal of the American Ceramic Society, Vol. 80 6, pp. 1421-1435 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.7314"
                    }, 
                    {
                        "value": "0.7122"
                    }, 
                    {
                        "value": "0.7123"
                    }, 
                    {
                        "value": "0.7514"
                    }, 
                    {
                        "value": "0.7603"
                    }, 
                    {
                        "value": "0.7459"
                    }, 
                    {
                        "value": "0.6885"
                    }, 
                    {
                        "value": "0.6824"
                    }, 
                    {
                        "value": "0.6785"
                    }, 
                    {
                        "value": "0.6622"
                    }, 
                    {
                        "value": "0.6825"
                    }, 
                    {
                        "value": "0.6784"
                    }, 
                    {
                        "value": "0.6241"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "La2O3"
                            }, 
                            {
                                "value": "Pr2O3"
                            }, 
                            {
                                "value": "Nd2O3"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Gd2O3"
                            }, 
                            {
                                "value": "Tb2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Ho2O3"
                            }, 
                            {
                                "value": "Er2O3"
                            }, 
                            {
                                "value": "Tm2O3"
                            }, 
                            {
                                "value": "Yb2O3"
                            }, 
                            {
                                "value": "Lu2O3"
                            }
                        ], 
                        "name": "Additive"
                    }, 
                    {
                        "units": "g$\\cdot$cm$^{-3}$", 
                        "scalars": [
                            {
                                "value": "3.31"
                            }, 
                            {
                                "value": "3.28"
                            }, 
                            {
                                "value": "3.39"
                            }, 
                            {
                                "value": "3.41"
                            }, 
                            {
                                "value": "3.42"
                            }, 
                            {
                                "value": "3.44"
                            }, 
                            {
                                "value": "3.42"
                            }, 
                            {
                                "value": "3.43"
                            }, 
                            {
                                "value": "3.45"
                            }, 
                            {
                                "value": "3.43"
                            }, 
                            {
                                "value": "3.45"
                            }, 
                            {
                                "value": "3.43"
                            }, 
                            {
                                "value": "3.44"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Influence of the Isotope Ratio on the Lattice Constant of Diamond, T. Yamanaka, S. Morimoto, and H. Kanda, Physical Review B, Vol. 49 14, pp. 9341-9343 (1994), published by American Physical Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.00005", 
                        "value": "3.56712"
                    }, 
                    {
                        "uncertainty": "0.00008", 
                        "value": "3.56693"
                    }, 
                    {
                        "uncertainty": "0.00009", 
                        "value": "3.56679"
                    }, 
                    {
                        "uncertainty": "0.00009", 
                        "value": "3.56667"
                    }, 
                    {
                        "uncertainty": "0.00007", 
                        "value": "3.56658"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "C12+C13", 
                        "scalars": [
                            {
                                "uncertainty": "0.01", 
                                "value": "0.01"
                            }, 
                            {
                                "uncertainty": "0.01", 
                                "value": "0.18"
                            }, 
                            {
                                "uncertainty": "0.01", 
                                "value": "0.48"
                            }, 
                            {
                                "uncertainty": "0.01", 
                                "value": "0.67"
                            }, 
                            {
                                "uncertainty": "0.004", 
                                "value": "0.985"
                            }
                        ], 
                        "name": "Isotope Ratio C13/"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Mechanical Behavior of Stoichiometric Magnesium Spinel, C. Baudin, R. Martinez, and P. Pena, Journal of the American Ceramic Society, Vol. 78 7, pp. 1857-1862 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.002", 
                        "value": "3.491"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "98"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Mechanical Behavior of Stoichiometric Magnesium Spinel, C. Baudin, R. Martinez, and P. Pena, Journal of the American Ceramic Society, Vol. 78 7, pp. 1857-1862 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "258"
                    }, 
                    {
                        "value": "206"
                    }, 
                    {
                        "value": "196"
                    }, 
                    {
                        "value": "195"
                    }, 
                    {
                        "value": "189"
                    }, 
                    {
                        "value": "173"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Dynamic"
                            }, 
                            {
                                "value": "Static"
                            }, 
                            {
                                "value": "Static"
                            }, 
                            {
                                "value": "Static"
                            }, 
                            {
                                "value": "Static"
                            }, 
                            {
                                "value": "Static"
                            }
                        ], 
                        "name": "Test Type"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Mechanical Behavior of Stoichiometric Magnesium Spinel, C. Baudin, R. Martinez, and P. Pena, Journal of the American Ceramic Society, Vol. 78 7, pp. 1857-1862 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "176"
                    }, 
                    {
                        "value": "196"
                    }, 
                    {
                        "value": "187"
                    }, 
                    {
                        "value": "163"
                    }, 
                    {
                        "value": "168"
                    }, 
                    {
                        "value": "159"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Mechanical Behavior of Stoichiometric Magnesium Spinel, C. Baudin, R. Martinez, and P. Pena, Journal of the American Ceramic Society, Vol. 78 7, pp. 1857-1862 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High Temperature Heat Capacities and Electrical Conductivities of Boron Carbides, T. Matsui, Y. Arita, K. Naito, and H. Imai, Journal of Nuclear Materials, Vol. 186, pp. 7-12 (1991), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "819"
                    }, 
                    {
                        "value": "1169"
                    }, 
                    {
                        "value": "1169"
                    }, 
                    {
                        "value": "1304"
                    }, 
                    {
                        "value": "1270"
                    }, 
                    {
                        "value": "1293"
                    }, 
                    {
                        "value": "1383"
                    }, 
                    {
                        "value": "1529"
                    }, 
                    {
                        "value": "1552"
                    }, 
                    {
                        "value": "1675"
                    }, 
                    {
                        "value": "1709"
                    }, 
                    {
                        "value": "1775"
                    }, 
                    {
                        "value": "1809"
                    }, 
                    {
                        "value": "1863"
                    }, 
                    {
                        "value": "1886"
                    }, 
                    {
                        "value": "1874"
                    }, 
                    {
                        "value": "1963"
                    }, 
                    {
                        "value": "1995"
                    }, 
                    {
                        "value": "2006"
                    }, 
                    {
                        "value": "2049"
                    }, 
                    {
                        "value": "2083"
                    }, 
                    {
                        "value": "2026"
                    }, 
                    {
                        "value": "2138"
                    }, 
                    {
                        "value": "2161"
                    }, 
                    {
                        "value": "2158"
                    }, 
                    {
                        "value": "2181"
                    }, 
                    {
                        "value": "2204"
                    }, 
                    {
                        "value": "2190"
                    }, 
                    {
                        "value": "2224"
                    }, 
                    {
                        "value": "2222"
                    }, 
                    {
                        "value": "2245"
                    }, 
                    {
                        "value": "2268"
                    }, 
                    {
                        "value": "2265"
                    }, 
                    {
                        "value": "2354"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "285"
                            }, 
                            {
                                "value": "344"
                            }, 
                            {
                                "value": "356"
                            }, 
                            {
                                "value": "388"
                            }, 
                            {
                                "value": "391"
                            }, 
                            {
                                "value": "399"
                            }, 
                            {
                                "value": "414"
                            }, 
                            {
                                "value": "470"
                            }, 
                            {
                                "value": "467"
                            }, 
                            {
                                "value": "548"
                            }, 
                            {
                                "value": "548"
                            }, 
                            {
                                "value": "632"
                            }, 
                            {
                                "value": "638"
                            }, 
                            {
                                "value": "710"
                            }, 
                            {
                                "value": "716"
                            }, 
                            {
                                "value": "721"
                            }, 
                            {
                                "value": "799"
                            }, 
                            {
                                "value": "877"
                            }, 
                            {
                                "value": "877"
                            }, 
                            {
                                "value": "961"
                            }, 
                            {
                                "value": "964"
                            }, 
                            {
                                "value": "972"
                            }, 
                            {
                                "value": "1036"
                            }, 
                            {
                                "value": "1039"
                            }, 
                            {
                                "value": "1122"
                            }, 
                            {
                                "value": "1125"
                            }, 
                            {
                                "value": "1128"
                            }, 
                            {
                                "value": "1203"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1283"
                            }, 
                            {
                                "value": "1283"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "1361"
                            }, 
                            {
                                "value": "1436"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ultralow Load Indentation Hardness and Modulus of k- and $\\alpha$-Al2O3 CVD Coatings, E. Soderland, I. Reineck, and D.J. Rowcliffe, Journal of Materials Research, Vol. 9 7, pp. 1683-1692 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "AB Sandvik Coromant"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "40", 
                        "value": "680"
                    }, 
                    {
                        "uncertainty": "65", 
                        "value": "607"
                    }, 
                    {
                        "uncertainty": "60", 
                        "value": "613"
                    }, 
                    {
                        "uncertainty": "10", 
                        "value": "461"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "444"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "652"
                    }, 
                    {
                        "uncertainty": "30", 
                        "value": "555"
                    }, 
                    {
                        "uncertainty": "30", 
                        "value": "513"
                    }, 
                    {
                        "uncertainty": "10", 
                        "value": "448"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "434"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "mN", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Load"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "bulk"
                            }, 
                            {
                                "value": "bulk"
                            }, 
                            {
                                "value": "bulk"
                            }, 
                            {
                                "value": "bulk"
                            }, 
                            {
                                "value": "bulk"
                            }, 
                            {
                                "value": "taper"
                            }, 
                            {
                                "value": "taper"
                            }, 
                            {
                                "value": "taper"
                            }, 
                            {
                                "value": "taper"
                            }, 
                            {
                                "value": "taper"
                            }
                        ], 
                        "name": "Test Section"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "bulk"
                            }, 
                            {
                                "value": "bulk"
                            }, 
                            {
                                "value": "bulk"
                            }, 
                            {
                                "value": "bulk"
                            }, 
                            {
                                "value": "bulk"
                            }, 
                            {
                                "value": "film"
                            }, 
                            {
                                "value": "film"
                            }, 
                            {
                                "value": "film"
                            }, 
                            {
                                "value": "film"
                            }, 
                            {
                                "value": "film"
                            }
                        ], 
                        "name": "Specimen Form"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "k"
                            }, 
                            {
                                "value": "k"
                            }, 
                            {
                                "value": "k"
                            }, 
                            {
                                "value": "k"
                            }, 
                            {
                                "value": "k"
                            }, 
                            {
                                "value": "k"
                            }
                        ], 
                        "name": "Material Phase"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ultralow Load Indentation Hardness and Modulus of k- and $\\alpha$-Al2O3 CVD Coatings, E. Soderland, I. Reineck, and D.J. Rowcliffe, Journal of Materials Research, Vol. 9 7, pp. 1683-1692 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "AB Sandvik Coromant"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "5.4", 
                        "value": "55.0"
                    }, 
                    {
                        "uncertainty": "3.6", 
                        "value": "31.3"
                    }, 
                    {
                        "uncertainty": "1.0", 
                        "value": "22.0"
                    }, 
                    {
                        "uncertainty": "2.8", 
                        "value": "21.5"
                    }, 
                    {
                        "uncertainty": "1.0", 
                        "value": "27.9"
                    }, 
                    {
                        "uncertainty": "3.4", 
                        "value": "56.6"
                    }, 
                    {
                        "uncertainty": "2.5", 
                        "value": "32.0"
                    }, 
                    {
                        "uncertainty": "7.0", 
                        "value": "62.4"
                    }, 
                    {
                        "uncertainty": "1.9", 
                        "value": "35.2"
                    }, 
                    {
                        "uncertainty": "1.8", 
                        "value": "26.1"
                    }, 
                    {
                        "uncertainty": "1.2", 
                        "value": "25.8"
                    }, 
                    {
                        "uncertainty": "1.8", 
                        "value": "29.3"
                    }, 
                    {
                        "uncertainty": "2.3", 
                        "value": "47.2"
                    }, 
                    {
                        "uncertainty": "1.0", 
                        "value": "27.6"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "21.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "mN", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
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                    }, 
                    {
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                                "value": "bulk"
                            }, 
                            {
                                "value": "bulk"
                            }, 
                            {
                                "value": "bulk"
                            }, 
                            {
                                "value": "bulk"
                            }, 
                            {
                                "value": "bulk"
                            }, 
                            {
                                "value": "cross"
                            }, 
                            {
                                "value": "cross"
                            }, 
                            {
                                "value": "taper"
                            }, 
                            {
                                "value": "taper"
                            }, 
                            {
                                "value": "taper"
                            }, 
                            {
                                "value": "taper"
                            }, 
                            {
                                "value": "taper"
                            }, 
                            {
                                "value": "cross"
                            }, 
                            {
                                "value": "cross"
                            }, 
                            {
                                "value": "cross"
                            }
                        ], 
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                    }, 
                    {
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                                "value": "bulk"
                            }, 
                            {
                                "value": "bulk"
                            }, 
                            {
                                "value": "bulk"
                            }, 
                            {
                                "value": "bulk"
                            }, 
                            {
                                "value": "bulk"
                            }, 
                            {
                                "value": "film"
                            }, 
                            {
                                "value": "film"
                            }, 
                            {
                                "value": "film"
                            }, 
                            {
                                "value": "film"
                            }, 
                            {
                                "value": "film"
                            }, 
                            {
                                "value": "film"
                            }, 
                            {
                                "value": "film"
                            }, 
                            {
                                "value": "film"
                            }, 
                            {
                                "value": "film"
                            }, 
                            {
                                "value": "film"
                            }
                        ], 
                        "name": "Specimen Form"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "k"
                            }, 
                            {
                                "value": "k"
                            }, 
                            {
                                "value": "k"
                            }, 
                            {
                                "value": "k"
                            }, 
                            {
                                "value": "k"
                            }, 
                            {
                                "value": "k"
                            }, 
                            {
                                "value": "k"
                            }, 
                            {
                                "value": "k"
                            }
                        ], 
                        "name": "Material Phase"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Youngs Modulus, Flexural Strength, and Fracture  of Yttria-Stabilized Zirconia versus Temperature, J.W. Adams, R. Ruh, and K.S. Mazdiyasni, Journal of the American Ceramic Society, Vol. 80 4, pp. 903-908 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.630"
                    }, 
                    {
                        "value": "5.621"
                    }, 
                    {
                        "value": "5.959"
                    }, 
                    {
                        "value": "5.958"
                    }, 
                    {
                        "value": "5.878"
                    }, 
                    {
                        "value": "5.802"
                    }, 
                    {
                        "value": "5.604"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }
                        ], 
                        "name": "Processing Condition"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Youngs Modulus, Flexural Strength, and Fracture  of Yttria-Stabilized Zirconia versus Temperature, J.W. Adams, R. Ruh, and K.S. Mazdiyasni, Journal of the American Ceramic Society, Vol. 80 4, pp. 903-908 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
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                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
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                        "value": "222"
                    }, 
                    {
                        "value": "213"
                    }, 
                    {
                        "value": "194"
                    }, 
                    {
                        "value": "179"
                    }, 
                    {
                        "value": "178"
                    }, 
                    {
                        "value": "178"
                    }, 
                    {
                        "value": "178"
                    }, 
                    {
                        "value": "178"
                    }, 
                    {
                        "value": "179"
                    }, 
                    {
                        "value": "179"
                    }, 
                    {
                        "value": "178"
                    }, 
                    {
                        "value": "176"
                    }, 
                    {
                        "value": "172"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "170"
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                    {
                        "value": "222"
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                        "value": "217"
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                        "value": "211"
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                        "value": "187"
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                        "value": "178"
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                        "value": "178"
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                    {
                        "value": "180"
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                    {
                        "value": "180"
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                    {
                        "value": "180"
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                    {
                        "value": "180"
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                    {
                        "value": "179"
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                    {
                        "value": "177"
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                    {
                        "value": "174"
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                    {
                        "value": "171"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }
                        ], 
                        "name": "Processing Condition"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "5.802"
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                            {
                                "value": "5.802"
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                            {
                                "value": "5.802"
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                            {
                                "value": "5.802"
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                            {
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                            {
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                            {
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                            {
                                "value": "5.802"
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                            {
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                            {
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                            {
                                "value": "5.802"
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                            {
                                "value": "5.802"
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                            {
                                "value": "5.802"
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                            {
                                "value": "5.878"
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                            {
                                "value": "5.878"
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                            {
                                "value": "5.878"
                            }, 
                            {
                                "value": "5.878"
                            }, 
                            {
                                "value": "5.878"
                            }, 
                            {
                                "value": "5.878"
                            }, 
                            {
                                "value": "5.878"
                            }, 
                            {
                                "value": "5.878"
                            }, 
                            {
                                "value": "5.878"
                            }, 
                            {
                                "value": "5.878"
                            }, 
                            {
                                "value": "5.878"
                            }, 
                            {
                                "value": "5.878"
                            }, 
                            {
                                "value": "5.878"
                            }, 
                            {
                                "value": "5.878"
                            }, 
                            {
                                "value": "5.878"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$\\mu$m", 
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                            {
                                "value": "15.0"
                            }, 
                            {
                                "value": "15.0"
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                            {
                                "value": "15.0"
                            }, 
                            {
                                "value": "15.0"
                            }, 
                            {
                                "value": "15.0"
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                            {
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                            {
                                "value": "15.0"
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                            {
                                "value": "15.0"
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                            {
                                "value": "15.0"
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                            {
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                                "value": "15.0"
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                            {
                                "value": "15.0"
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                            {
                                "value": "15.0"
                            }, 
                            {
                                "value": "15.0"
                            }, 
                            {
                                "value": "3.0"
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                            {
                                "value": "3.0"
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                            {
                                "value": "3.0"
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                            {
                                "value": "3.0"
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                            {
                                "value": "3.0"
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                                "value": "3.0"
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                                "value": "3.0"
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                                "value": "3.0"
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                                "value": "3.0"
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                            {
                                "value": "3.0"
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                        ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
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                                "value": "413"
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                            {
                                "value": "523"
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                            {
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                                "value": "714"
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                                "value": "1297"
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                                "value": "413"
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                                "value": "608"
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                            {
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                            {
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                            {
                                "value": "904"
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                            {
                                "value": "1014"
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                            {
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                            {
                                "value": "1221"
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                            {
                                "value": "1301"
                            }, 
                            {
                                "value": "1356"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Youngs Modulus, Flexural Strength, and Fracture  of Yttria-Stabilized Zirconia versus Temperature, J.W. Adams, R. Ruh, and K.S. Mazdiyasni, Journal of the American Ceramic Society, Vol. 80 4, pp. 903-908 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "319"
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                    {
                        "value": "264"
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                    {
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                    {
                        "value": "100"
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                    {
                        "value": "14"
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                    {
                        "value": "39"
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                    {
                        "value": "38"
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                    {
                        "value": "45"
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                    {
                        "value": "95"
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                    {
                        "value": "254"
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                    {
                        "value": "158"
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                    {
                        "value": "20"
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                        "value": "38"
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                    {
                        "value": "330"
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                    {
                        "value": "363"
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                    {
                        "value": "141"
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                    {
                        "value": "59"
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                    {
                        "value": "104"
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                    {
                        "value": "178"
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                    {
                        "value": "173"
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                    {
                        "value": "170"
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                    {
                        "value": "144"
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                    {
                        "value": "137"
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                        "value": "78"
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                    {
                        "value": "37"
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                    {
                        "value": "21"
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                    {
                        "value": "21"
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                    {
                        "value": "26"
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                    {
                        "value": "43"
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                    {
                        "value": "46"
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                    {
                        "value": "22"
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                    {
                        "value": "178"
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                    {
                        "value": "172"
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                    {
                        "value": "165"
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                    {
                        "value": "96"
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                    {
                        "value": "57"
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                    {
                        "value": "13"
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                    {
                        "value": "28"
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                    {
                        "value": "46"
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                    {
                        "value": "51"
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                    {
                        "value": "35"
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                    {
                        "value": "201"
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                    {
                        "value": "125"
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                    {
                        "value": "159"
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                    {
                        "value": "126"
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                    {
                        "value": "91"
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                    {
                        "value": "27"
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                    {
                        "value": "29"
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                    {
                        "value": "35"
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                    {
                        "value": "89"
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                    {
                        "value": "159"
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                    {
                        "value": "119"
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                    {
                        "value": "145"
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                    {
                        "value": "124"
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                    {
                        "value": "103"
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                    {
                        "value": "90"
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                    {
                        "value": "27"
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                    {
                        "value": "14"
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                    {
                        "value": "19"
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                    {
                        "value": "40"
                    }, 
                    {
                        "value": "26"
                    }, 
                    {
                        "value": "32"
                    }
                ], 
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                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
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                            {
                                "value": "Hot Pressed"
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                            {
                                "value": "Hot Pressed"
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                                "value": "Hot Pressed"
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                                "value": "Hot Pressed"
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                                "value": "Sintered"
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                                "value": "Sintered"
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                                "value": "Sintered"
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                                "value": "Sintered"
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                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
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                                "value": "Sintered"
                            }, 
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                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
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                            {
                                "value": "Sintered"
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                            }, 
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                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
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                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
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                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
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                                "value": "Sintered"
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                                "value": "Sintered"
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                                "value": "Sintered"
                            }, 
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                                "value": "Sintered"
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                                "value": "Sintered"
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                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
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                        "name": "Processing Condition"
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                    {
                        "units": "g/cm$^{3}$", 
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                                "value": "5.959"
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                            {
                                "value": "5.959"
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                            {
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                            {
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                            {
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                            {
                                "value": "5.959"
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                            {
                                "value": "5.959"
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                            {
                                "value": "5.959"
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                            {
                                "value": "5.958"
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                            {
                                "value": "5.958"
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                            {
                                "value": "5.958"
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                            {
                                "value": "5.958"
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                            {
                                "value": "5.878"
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                            {
                                "value": "5.878"
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                            {
                                "value": "5.878"
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                                "value": "5.878"
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                            {
                                "value": "5.878"
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                            {
                                "value": "5.630"
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                            {
                                "value": "5.630"
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                            {
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                            {
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                            {
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                                "value": "5.630"
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                            {
                                "value": "5.630"
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                            {
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                            {
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                            {
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                            }, 
                            {
                                "value": "5.621"
                            }, 
                            {
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                            {
                                "value": "5.621"
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                            {
                                "value": "5.621"
                            }, 
                            {
                                "value": "5.621"
                            }, 
                            {
                                "value": "5.802"
                            }, 
                            {
                                "value": "5.802"
                            }, 
                            {
                                "value": "5.802"
                            }, 
                            {
                                "value": "5.802"
                            }, 
                            {
                                "value": "5.802"
                            }, 
                            {
                                "value": "5.802"
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                            {
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                            {
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                            {
                                "value": "5.604"
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                            {
                                "value": "5.604"
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                            {
                                "value": "5.604"
                            }, 
                            {
                                "value": "5.604"
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                            {
                                "value": "5.604"
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                            {
                                "value": "5.604"
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                            {
                                "value": "5.604"
                            }, 
                            {
                                "value": "5.604"
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                            {
                                "value": "5.604"
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                            {
                                "value": "5.604"
                            }, 
                            {
                                "value": "5.604"
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                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "1.0"
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                            {
                                "value": "1.0"
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                                "value": "1.0"
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                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
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                            {
                                "value": "1.0"
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                            {
                                "value": "1.0"
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                            {
                                "value": "1.0"
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                            {
                                "value": "1.0"
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                            {
                                "value": "1.0"
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                            {
                                "value": "3.0"
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                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
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                            {
                                "value": "3.0"
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                            {
                                "value": "3.0"
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                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "490"
                            }, 
                            {
                                "value": "520"
                            }, 
                            {
                                "value": "745"
                            }, 
                            {
                                "value": "996"
                            }, 
                            {
                                "value": "991"
                            }, 
                            {
                                "value": "1015"
                            }, 
                            {
                                "value": "1292"
                            }, 
                            {
                                "value": "1521"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "489"
                            }, 
                            {
                                "value": "718"
                            }, 
                            {
                                "value": "972"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "492"
                            }, 
                            {
                                "value": "995"
                            }, 
                            {
                                "value": "1297"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "244"
                            }, 
                            {
                                "value": "494"
                            }, 
                            {
                                "value": "745"
                            }, 
                            {
                                "value": "994"
                            }, 
                            {
                                "value": "1249"
                            }, 
                            {
                                "value": "1249"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "1504"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "114"
                            }, 
                            {
                                "value": "365"
                            }, 
                            {
                                "value": "745"
                            }, 
                            {
                                "value": "1018"
                            }, 
                            {
                                "value": "1225"
                            }, 
                            {
                                "value": "1249"
                            }, 
                            {
                                "value": "1244"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "243"
                            }, 
                            {
                                "value": "489"
                            }, 
                            {
                                "value": "489"
                            }, 
                            {
                                "value": "744"
                            }, 
                            {
                                "value": "970"
                            }, 
                            {
                                "value": "1283"
                            }, 
                            {
                                "value": "1493"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "287"
                            }, 
                            {
                                "value": "393"
                            }, 
                            {
                                "value": "495"
                            }, 
                            {
                                "value": "769"
                            }, 
                            {
                                "value": "970"
                            }, 
                            {
                                "value": "1220"
                            }, 
                            {
                                "value": "1220"
                            }, 
                            {
                                "value": "1499"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Youngs Modulus, Flexural Strength, and Fracture  of Yttria-Stabilized Zirconia versus Temperature, J.W. Adams, R. Ruh, and K.S. Mazdiyasni, Journal of the American Ceramic Society, Vol. 80 4, pp. 903-908 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "50"
                    }, 
                    {
                        "value": "50"
                    }, 
                    {
                        "value": "1.0"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "50"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }
                        ], 
                        "name": "Processing Condition"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "5.630"
                            }, 
                            {
                                "value": "5.621"
                            }, 
                            {
                                "value": "5.959"
                            }, 
                            {
                                "value": "5.958"
                            }, 
                            {
                                "value": "5.878"
                            }, 
                            {
                                "value": "5.802"
                            }, 
                            {
                                "value": "5.604"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sinter-Ability for Al2O3 Composition, Ya. V. Shevchenko, A. V. Galakhov.,V. A. Kryuchkov, Ogneupori (Refractories) 2, pp. 26-29 (1990)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "493"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "11"
                            }
                        ], 
                        "name": "Grain siz"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "2023"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SrO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.06"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SrO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.00"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Characterization of the Cotunnite-Type Phases of Zirconia and Hafnia by Neutron Diffraction and Raman Spectroscopy, J. Haines, J.M. Leger, S. Hull, J.P. Petitet, A.S. Pereira, C.A. Perottoni, and J.A.H. da Jornada, Journal of the American Ceramic Society, Vol. 80 7, pp. 1910-1914 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            }, 
            {
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                "name": "Crystallinity"
            }, 
            {
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                    {
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                    {
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                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.3388"
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                    {
                        "value": "0.75"
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                ], 
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                    {
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                                "value": "Zr"
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                            {
                                "value": "Zr"
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                            {
                                "value": "Zr"
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                            {
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                            }, 
                            {
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                            }, 
                            {
                                "value": "O(1)"
                            }, 
                            {
                                "value": "O(2)"
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                            {
                                "value": "O(2)"
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                            {
                                "value": "O(2)"
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                        ], 
                        "name": "Atom"
                    }, 
                    {
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                                "value": "x"
                            }, 
                            {
                                "value": "y"
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                            {
                                "value": "x"
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                            {
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                            {
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                            {
                                "value": "x"
                            }, 
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                                "value": "y"
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                                "value": "z"
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                        ], 
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                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Characterization of the Cotunnite-Type Phases of Zirconia and Hafnia by Neutron Diffraction and Raman Spectroscopy, J. Haines, J.M. Leger, S. Hull, J.P. Petitet, A.S. Pereira, C.A. Perottoni, and J.A.H. da Jornada, Journal of the American Ceramic Society, Vol. 80 7, pp. 1910-1914 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
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            }, 
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            {
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                    {
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                    {
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                ], 
                "units": "$\\AA$", 
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                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Characterization of the Cotunnite-Type Phases of Zirconia and Hafnia by Neutron Diffraction and Raman Spectroscopy, J. Haines, J.M. Leger, S. Hull, J.P. Petitet, A.S. Pereira, C.A. Perottoni, and J.A.H. da Jornada, Journal of the American Ceramic Society, Vol. 80 7, pp. 1910-1914 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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                ], 
                "name": "Crystallinity"
            }, 
            {
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                        "value": "0.2461"
                    }, 
                    {
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                    {
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                    {
                        "uncertainty": "0.0003", 
                        "value": "0.3591"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.4256"
                    }, 
                    {
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                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.0245"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.3388"
                    }, 
                    {
                        "value": "0.75"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Zr"
                            }, 
                            {
                                "value": "Zr"
                            }, 
                            {
                                "value": "Zr"
                            }, 
                            {
                                "value": "O(1)"
                            }, 
                            {
                                "value": "O(1)"
                            }, 
                            {
                                "value": "O(1)"
                            }, 
                            {
                                "value": "O(2)"
                            }, 
                            {
                                "value": "O(2)"
                            }, 
                            {
                                "value": "O(2)"
                            }
                        ], 
                        "name": "Atom"
                    }, 
                    {
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                                "value": "x"
                            }, 
                            {
                                "value": "y"
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                "name": "Relative Atomic Coordinate"
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        ]
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    {
        "category": "system.chemical", 
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                "name": "Sintering"
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        ], 
        "references": [
            {
                "citation": "Characterization of the Cotunnite-Type Phases of Zirconia and Hafnia by Neutron Diffraction and Raman Spectroscopy, J. Haines, J.M. Leger, S. Hull, J.P. Petitet, A.S. Pereira, C.A. Perottoni, and J.A.H. da Jornada, Journal of the American Ceramic Society, Vol. 80 7, pp. 1910-1914 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O"
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                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
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            }, 
            {
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                        "value": "5.5544"
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                    {
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                        "value": "6.4572"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "3.3070"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
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                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Creep of Yttria-Stabilized Zirconia Single Crystals, J. Martinez-Fernandez, M. Jimenez-Melendo, A. Dominguez-Rodriguez, and A.H. Heuer, Journal of the American Ceramic Society, Vol. 73 8, pp. 2452-2456 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "714"
                    }, 
                    {
                        "value": "589"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "1300", 
                                "maximum": "1400"
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                            {
                                "minimum": "1450", 
                                "maximum": "1550"
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                        ], 
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                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Creep of Yttria-Stabilized Zirconia Single Crystals, J. Martinez-Fernandez, M. Jimenez-Melendo, A. Dominguez-Rodriguez, and A.H. Heuer, Journal of the American Ceramic Society, Vol. 73 8, pp. 2452-2456 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "10000"
                    }, 
                    {
                        "value": "8400"
                    }, 
                    {
                        "value": "3700"
                    }, 
                    {
                        "value": "3100"
                    }, 
                    {
                        "value": "2800"
                    }, 
                    {
                        "value": "2800"
                    }, 
                    {
                        "value": "2300"
                    }, 
                    {
                        "value": "950"
                    }, 
                    {
                        "value": "1000"
                    }, 
                    {
                        "value": "720"
                    }, 
                    {
                        "value": "600"
                    }, 
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "98"
                    }, 
                    {
                        "value": "82"
                    }, 
                    {
                        "value": "68"
                    }, 
                    {
                        "value": "25"
                    }, 
                    {
                        "value": "23"
                    }, 
                    {
                        "value": "4.5"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1563"
                            }, 
                            {
                                "value": "1557"
                            }, 
                            {
                                "value": "1517"
                            }, 
                            {
                                "value": "1517"
                            }, 
                            {
                                "value": "1517"
                            }, 
                            {
                                "value": "1501"
                            }, 
                            {
                                "value": "1501"
                            }, 
                            {
                                "value": "1466"
                            }, 
                            {
                                "value": "1457"
                            }, 
                            {
                                "value": "1451"
                            }, 
                            {
                                "value": "1439"
                            }, 
                            {
                                "value": "1436"
                            }, 
                            {
                                "value": "1410"
                            }, 
                            {
                                "value": "1410"
                            }, 
                            {
                                "value": "1410"
                            }, 
                            {
                                "value": "1399"
                            }, 
                            {
                                "value": "1399"
                            }, 
                            {
                                "value": "1390"
                            }, 
                            {
                                "value": "1387"
                            }, 
                            {
                                "value": "1390"
                            }, 
                            {
                                "value": "1382"
                            }, 
                            {
                                "value": "1382"
                            }, 
                            {
                                "value": "1346"
                            }, 
                            {
                                "value": "1346"
                            }, 
                            {
                                "value": "1297"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Creep of Yttria-Stabilized Zirconia Single Crystals, J. Martinez-Fernandez, M. Jimenez-Melendo, A. Dominguez-Rodriguez, and A.H. Heuer, Journal of the American Ceramic Society, Vol. 73 8, pp. 2452-2456 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.5", 
                        "value": "7.3"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "4.5"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "1300", 
                                "maximum": "1400"
                            }, 
                            {
                                "minimum": "1450", 
                                "maximum": "1550"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity of Nonstoichiometric Titanium Dioxide, H.J. Siebeneck, W.P. Minnear, R.C. Bradt, and D.P.H. Hasselman, Journal of the American Ceramic Society, Vol. 59 1, pp. 84-84 (1976), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.10"
                    }, 
                    {
                        "value": "0.98"
                    }, 
                    {
                        "value": "0.91"
                    }, 
                    {
                        "value": "0.86"
                    }, 
                    {
                        "value": "0.84"
                    }, 
                    {
                        "value": "0.81"
                    }, 
                    {
                        "value": "0.80"
                    }, 
                    {
                        "value": "0.99"
                    }, 
                    {
                        "value": "0.95"
                    }, 
                    {
                        "value": "0.88"
                    }, 
                    {
                        "value": "0.82"
                    }, 
                    {
                        "value": "0.81"
                    }, 
                    {
                        "value": "0.77"
                    }, 
                    {
                        "value": "0.75"
                    }, 
                    {
                        "value": "0.93"
                    }, 
                    {
                        "value": "0.90"
                    }, 
                    {
                        "value": "0.84"
                    }, 
                    {
                        "value": "0.78"
                    }, 
                    {
                        "value": "0.77"
                    }, 
                    {
                        "value": "0.74"
                    }, 
                    {
                        "value": "0.72"
                    }, 
                    {
                        "value": "0.74"
                    }, 
                    {
                        "value": "0.71"
                    }, 
                    {
                        "value": "0.67"
                    }, 
                    {
                        "value": "0.65"
                    }, 
                    {
                        "value": "0.64"
                    }, 
                    {
                        "value": "0.64"
                    }, 
                    {
                        "value": "0.64"
                    }, 
                    {
                        "value": "0.66"
                    }, 
                    {
                        "value": "0.63"
                    }, 
                    {
                        "value": "0.61"
                    }, 
                    {
                        "value": "0.60"
                    }, 
                    {
                        "value": "0.61"
                    }, 
                    {
                        "value": "0.60"
                    }, 
                    {
                        "value": "0.60"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "414"
                            }, 
                            {
                                "value": "492"
                            }, 
                            {
                                "value": "582"
                            }, 
                            {
                                "value": "726"
                            }, 
                            {
                                "value": "803"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "283"
                            }, 
                            {
                                "value": "379"
                            }, 
                            {
                                "value": "529"
                            }, 
                            {
                                "value": "582"
                            }, 
                            {
                                "value": "708"
                            }, 
                            {
                                "value": "804"
                            }, 
                            {
                                "value": "241"
                            }, 
                            {
                                "value": "289"
                            }, 
                            {
                                "value": "391"
                            }, 
                            {
                                "value": "523"
                            }, 
                            {
                                "value": "601"
                            }, 
                            {
                                "value": "720"
                            }, 
                            {
                                "value": "804"
                            }, 
                            {
                                "value": "237"
                            }, 
                            {
                                "value": "297"
                            }, 
                            {
                                "value": "399"
                            }, 
                            {
                                "value": "518"
                            }, 
                            {
                                "value": "620"
                            }, 
                            {
                                "value": "703"
                            }, 
                            {
                                "value": "805"
                            }, 
                            {
                                "value": "237"
                            }, 
                            {
                                "value": "297"
                            }, 
                            {
                                "value": "411"
                            }, 
                            {
                                "value": "519"
                            }, 
                            {
                                "value": "608"
                            }, 
                            {
                                "value": "698"
                            }, 
                            {
                                "value": "805"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "mol/mol", 
                        "scalars": [
                            {
                                "value": "2.000"
                            }, 
                            {
                                "value": "2.000"
                            }, 
                            {
                                "value": "2.000"
                            }, 
                            {
                                "value": "2.000"
                            }, 
                            {
                                "value": "2.000"
                            }, 
                            {
                                "value": "2.000"
                            }, 
                            {
                                "value": "2.000"
                            }, 
                            {
                                "value": "1.995"
                            }, 
                            {
                                "value": "1.995"
                            }, 
                            {
                                "value": "1.995"
                            }, 
                            {
                                "value": "1.995"
                            }, 
                            {
                                "value": "1.995"
                            }, 
                            {
                                "value": "1.995"
                            }, 
                            {
                                "value": "1.995"
                            }, 
                            {
                                "value": "1.989"
                            }, 
                            {
                                "value": "1.989"
                            }, 
                            {
                                "value": "1.989"
                            }, 
                            {
                                "value": "1.989"
                            }, 
                            {
                                "value": "1.989"
                            }, 
                            {
                                "value": "1.989"
                            }, 
                            {
                                "value": "1.989"
                            }, 
                            {
                                "value": "1.969"
                            }, 
                            {
                                "value": "1.969"
                            }, 
                            {
                                "value": "1.969"
                            }, 
                            {
                                "value": "1.969"
                            }, 
                            {
                                "value": "1.969"
                            }, 
                            {
                                "value": "1.969"
                            }, 
                            {
                                "value": "1.969"
                            }, 
                            {
                                "value": "1.963"
                            }, 
                            {
                                "value": "1.963"
                            }, 
                            {
                                "value": "1.963"
                            }, 
                            {
                                "value": "1.963"
                            }, 
                            {
                                "value": "1.963"
                            }, 
                            {
                                "value": "1.963"
                            }, 
                            {
                                "value": "1.963"
                            }
                        ], 
                        "name": "O/Ti ratio"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "50", 
                        "value": "257"
                    }, 
                    {
                        "value": "247"
                    }, 
                    {
                        "value": "237"
                    }, 
                    {
                        "value": "233"
                    }, 
                    {
                        "value": "229"
                    }, 
                    {
                        "value": "227"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$ C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.5", 
                        "value": "3.0"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "0.7"
                    }, 
                    {
                        "value": "0.4"
                    }, 
                    {
                        "value": "0.3"
                    }, 
                    {
                        "value": "0.28"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "4"
                    }, 
                    {
                        "value": "280"
                    }, 
                    {
                        "value": "6600"
                    }, 
                    {
                        "value": "24600"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.003", 
                        "value": "4.761"
                    }, 
                    {
                        "value": "4.777"
                    }, 
                    {
                        "value": "4.797"
                    }, 
                    {
                        "value": "4.806"
                    }, 
                    {
                        "value": "4.815"
                    }, 
                    {
                        "value": "4.820"
                    }, 
                    {
                        "uncertainty": "0.007", 
                        "value": "12.991"
                    }, 
                    {
                        "value": "13.040"
                    }, 
                    {
                        "value": "13.102"
                    }, 
                    {
                        "value": "12.129"
                    }, 
                    {
                        "value": "13.156"
                    }, 
                    {
                        "value": "13.169"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.002", 
                        "value": "3.984"
                    }, 
                    {
                        "value": "3.943"
                    }, 
                    {
                        "value": "3.891"
                    }, 
                    {
                        "value": "3.868"
                    }, 
                    {
                        "value": "3.845"
                    }, 
                    {
                        "value": "3.834"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "30", 
                        "value": "416"
                    }, 
                    {
                        "value": "390"
                    }, 
                    {
                        "value": "364"
                    }, 
                    {
                        "value": "354"
                    }, 
                    {
                        "value": "343"
                    }, 
                    {
                        "value": "338"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "50", 
                        "value": "380"
                    }, 
                    {
                        "value": "375"
                    }, 
                    {
                        "value": "345"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "130"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.5", 
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.05", 
                        "value": "0.40"
                    }, 
                    {
                        "value": "0.8"
                    }, 
                    {
                        "value": "0.4"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Friction Coefficient"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "2", 
                        "value": "15"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.001", 
                        "value": "0.231"
                    }, 
                    {
                        "value": "0.237"
                    }, 
                    {
                        "value": "0.244"
                    }, 
                    {
                        "value": "0.247"
                    }, 
                    {
                        "value": "0.250"
                    }, 
                    {
                        "value": "0.252"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1", 
                        "value": "169"
                    }, 
                    {
                        "value": "158"
                    }, 
                    {
                        "value": "146"
                    }, 
                    {
                        "value": "142"
                    }, 
                    {
                        "value": "137"
                    }, 
                    {
                        "value": "135"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.30", 
                        "value": "11.00"
                    }, 
                    {
                        "value": "10.77"
                    }, 
                    {
                        "value": "10.54"
                    }, 
                    {
                        "value": "10.44"
                    }, 
                    {
                        "value": "10.35"
                    }, 
                    {
                        "value": "10.30"
                    }, 
                    {
                        "uncertainty": "0.20", 
                        "value": "6.51"
                    }, 
                    {
                        "value": "6.33"
                    }, 
                    {
                        "value": "6.14"
                    }, 
                    {
                        "value": "6.06"
                    }, 
                    {
                        "value": "5.97"
                    }, 
                    {
                        "value": "5.93"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "shear"
                            }, 
                            {
                                "value": "shear"
                            }, 
                            {
                                "value": "shear"
                            }, 
                            {
                                "value": "shear"
                            }, 
                            {
                                "value": "shear"
                            }, 
                            {
                                "value": "shear"
                            }
                        ], 
                        "name": "Mode"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
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            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
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                    }, 
                    {
                        "value": "1165"
                    }, 
                    {
                        "value": "1255"
                    }, 
                    {
                        "value": "1285"
                    }, 
                    {
                        "value": "1315"
                    }, 
                    {
                        "value": "1330"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "30", 
                        "value": "267"
                    }, 
                    {
                        "value": "267"
                    }, 
                    {
                        "value": "243"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "22"
                    }, 
                    {
                        "value": "13"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "2", 
                        "value": "33"
                    }, 
                    {
                        "value": "11.4"
                    }, 
                    {
                        "value": "7.22"
                    }, 
                    {
                        "value": "6.67"
                    }, 
                    {
                        "value": "6.34"
                    }, 
                    {
                        "value": "6.23"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
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            "Alumina"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    {
                        "value": "Al-O"
                    }
                ], 
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            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.020", 
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                    }, 
                    {
                        "value": "0.0251"
                    }, 
                    {
                        "value": "0.0150"
                    }, 
                    {
                        "value": "0.0136"
                    }, 
                    {
                        "value": "0.0127"
                    }, 
                    {
                        "value": "0.0124"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                ], 
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            }, 
            {
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                    {
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                    {
                        "value": "8.6"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
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                                "value": "20"
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                            }, 
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                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
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                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
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                "name": "Sintering"
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        ], 
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            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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            {
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            {
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                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1", 
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                    }, 
                    {
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                    }, 
                    {
                        "value": "-6"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Log Wear Coefficient"
            }
        ]
    }, 
    {
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    {
                        "value": "Al-O"
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                ], 
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            }, 
            {
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                    }
                ], 
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            }, 
            {
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                    {
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                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "11"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "20"
                            }, 
                            {
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                            }, 
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                            }, 
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                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Evaluated Material Properties for a Sintered $\\alpha$-Alumina, R.G. Munro, Journal of the American Ceramic Society, Vol. 80 8, pp. 1919-1928 (1997), published by American Ceramic Society."
            }
        ], 
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            "Alumina"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
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            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "25", 
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                    }, 
                    {
                        "value": "390"
                    }, 
                    {
                        "value": "360"
                    }, 
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "125"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
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                                "value": "20"
                            }, 
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                            }, 
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                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Fracture Energy and R-Curve Behavior of Al2O3/Mo Composites, O. Sbaizero, G. Pezzotti, and T. Nishida, Acta Materialia, Vol. 46 2, pp. 681-687 (1998), published by Acta Metallurgica Inc.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xMo", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Mo"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "414"
                    }, 
                    {
                        "value": "404"
                    }, 
                    {
                        "value": "401"
                    }, 
                    {
                        "value": "397"
                    }, 
                    {
                        "value": "394"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of Mo"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Energy and R-Curve Behavior of Al2O3/Mo Composites, O. Sbaizero, G. Pezzotti, and T. Nishida, Acta Materialia, Vol. 46 2, pp. 681-687 (1998), published by Acta Metallurgica Inc.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xMo", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Mo"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "21"
                    }, 
                    {
                        "value": "26"
                    }, 
                    {
                        "value": "37"
                    }, 
                    {
                        "value": "59"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "%", 
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of Mo"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Energy and R-Curve Behavior of Al2O3/Mo Composites, O. Sbaizero, G. Pezzotti, and T. Nishida, Acta Materialia, Vol. 46 2, pp. 681-687 (1998), published by Acta Metallurgica Inc.."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xMo", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Mo"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "7.7"
                    }, 
                    {
                        "value": "9.6"
                    }, 
                    {
                        "value": "9.8"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "5.7"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "4.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of Mo"
                    }, 
                    {
                        "units": "mm", 
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.20"
                            }, 
                            {
                                "value": "0.37"
                            }, 
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "0.98"
                            }, 
                            {
                                "value": "1.14"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.41"
                            }, 
                            {
                                "value": "0.61"
                            }, 
                            {
                                "value": "0.84"
                            }, 
                            {
                                "value": "0.87"
                            }, 
                            {
                                "value": "1.11"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.21"
                            }, 
                            {
                                "value": "0.39"
                            }, 
                            {
                                "value": "0.66"
                            }, 
                            {
                                "value": "0.79"
                            }, 
                            {
                                "value": "0.93"
                            }, 
                            {
                                "value": "1.15"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.36"
                            }, 
                            {
                                "value": "0.59"
                            }, 
                            {
                                "value": "0.85"
                            }, 
                            {
                                "value": "0.94"
                            }, 
                            {
                                "value": "1.10"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.18"
                            }, 
                            {
                                "value": "0.42"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.89"
                            }, 
                            {
                                "value": "0.98"
                            }, 
                            {
                                "value": "1.13"
                            }
                        ], 
                        "name": "Crack Extension"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Energy and R-Curve Behavior of Al2O3/Mo Composites, O. Sbaizero, G. Pezzotti, and T. Nishida, Acta Materialia, Vol. 46 2, pp. 681-687 (1998), published by Acta Metallurgica Inc.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xMo", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Mo"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "8.0"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "5.1"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Mo"
                            }, 
                            {
                                "value": "Mo"
                            }, 
                            {
                                "value": "Mo"
                            }, 
                            {
                                "value": "Mo"
                            }
                        ], 
                        "name": "Phase Component"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of Mo"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Energy and R-Curve Behavior of Al2O3/Mo Composites, O. Sbaizero, G. Pezzotti, and T. Nishida, Acta Materialia, Vol. 46 2, pp. 681-687 (1998), published by Acta Metallurgica Inc.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xMo", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Mo"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "16.1"
                    }, 
                    {
                        "value": "15.1"
                    }, 
                    {
                        "value": "14.7"
                    }, 
                    {
                        "value": "14.5"
                    }, 
                    {
                        "value": "14.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of Mo"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "80", 
                        "value": "848"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Youngs Modulus-Porosity Relationships for Si3N4 Ceramics - A Critical Evaluation, S.K. Datta, A.K. Mukhopadhyay, and D. Chakraborty, American Ceramic Society Bulletin, Vol. 68 12, pp. 2098-2102 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "340"
                    }, 
                    {
                        "value": "336"
                    }, 
                    {
                        "value": "336"
                    }, 
                    {
                        "value": "331"
                    }, 
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "319"
                    }, 
                    {
                        "value": "323"
                    }, 
                    {
                        "value": "318"
                    }, 
                    {
                        "value": "318"
                    }, 
                    {
                        "value": "311"
                    }, 
                    {
                        "value": "311"
                    }, 
                    {
                        "value": "306"
                    }, 
                    {
                        "value": "306"
                    }, 
                    {
                        "value": "307"
                    }, 
                    {
                        "value": "307"
                    }, 
                    {
                        "value": "307"
                    }, 
                    {
                        "value": "297"
                    }, 
                    {
                        "value": "297"
                    }, 
                    {
                        "value": "292"
                    }, 
                    {
                        "value": "285"
                    }, 
                    {
                        "value": "284"
                    }, 
                    {
                        "value": "287"
                    }, 
                    {
                        "value": "282"
                    }, 
                    {
                        "value": "282"
                    }, 
                    {
                        "value": "282"
                    }, 
                    {
                        "value": "279"
                    }, 
                    {
                        "value": "277"
                    }, 
                    {
                        "value": "275"
                    }, 
                    {
                        "value": "279"
                    }, 
                    {
                        "value": "282"
                    }, 
                    {
                        "value": "265"
                    }, 
                    {
                        "value": "272"
                    }, 
                    {
                        "value": "268"
                    }, 
                    {
                        "value": "267"
                    }, 
                    {
                        "value": "262"
                    }, 
                    {
                        "value": "253"
                    }, 
                    {
                        "value": "241"
                    }, 
                    {
                        "value": "248"
                    }, 
                    {
                        "value": "253"
                    }, 
                    {
                        "value": "251"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "243"
                    }, 
                    {
                        "value": "243"
                    }, 
                    {
                        "value": "236"
                    }, 
                    {
                        "value": "234"
                    }, 
                    {
                        "value": "233"
                    }, 
                    {
                        "value": "233"
                    }, 
                    {
                        "value": "228"
                    }, 
                    {
                        "value": "226"
                    }, 
                    {
                        "value": "238"
                    }, 
                    {
                        "value": "239"
                    }, 
                    {
                        "value": "236"
                    }, 
                    {
                        "value": "236"
                    }, 
                    {
                        "value": "233"
                    }, 
                    {
                        "value": "229"
                    }, 
                    {
                        "value": "205"
                    }, 
                    {
                        "value": "219"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "197"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "203"
                    }, 
                    {
                        "value": "181"
                    }, 
                    {
                        "value": "154"
                    }, 
                    {
                        "value": "161"
                    }, 
                    {
                        "value": "156"
                    }, 
                    {
                        "value": "152"
                    }, 
                    {
                        "value": "146"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "144"
                    }, 
                    {
                        "value": "151"
                    }, 
                    {
                        "value": "151"
                    }, 
                    {
                        "value": "154"
                    }, 
                    {
                        "value": "147"
                    }, 
                    {
                        "value": "144"
                    }, 
                    {
                        "value": "157"
                    }, 
                    {
                        "value": "166"
                    }, 
                    {
                        "value": "178"
                    }, 
                    {
                        "value": "176"
                    }, 
                    {
                        "value": "181"
                    }, 
                    {
                        "value": "188"
                    }, 
                    {
                        "value": "173"
                    }, 
                    {
                        "value": "166"
                    }, 
                    {
                        "value": "168"
                    }, 
                    {
                        "value": "166"
                    }, 
                    {
                        "value": "173"
                    }, 
                    {
                        "value": "174"
                    }, 
                    {
                        "value": "159"
                    }, 
                    {
                        "value": "159"
                    }, 
                    {
                        "value": "161"
                    }, 
                    {
                        "value": "151"
                    }, 
                    {
                        "value": "144"
                    }, 
                    {
                        "value": "171"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "123"
                    }, 
                    {
                        "value": "118"
                    }, 
                    {
                        "value": "106"
                    }, 
                    {
                        "value": "106"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "84"
                    }, 
                    {
                        "value": "111"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "122"
                    }, 
                    {
                        "value": "128"
                    }, 
                    {
                        "value": "133"
                    }, 
                    {
                        "value": "137"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "159"
                    }, 
                    {
                        "value": "147"
                    }, 
                    {
                        "value": "122"
                    }, 
                    {
                        "value": "67"
                    }, 
                    {
                        "value": "82"
                    }, 
                    {
                        "value": "77"
                    }, 
                    {
                        "value": "101"
                    }, 
                    {
                        "value": "70"
                    }, 
                    {
                        "value": "65"
                    }, 
                    {
                        "value": "80"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "36"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "2.2"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "2.2"
                            }, 
                            {
                                "value": "3.1"
                            }, 
                            {
                                "value": "5.7"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "4.4"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "4.7"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "3.7"
                            }, 
                            {
                                "value": "4.7"
                            }, 
                            {
                                "value": "5.9"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "4.7"
                            }, 
                            {
                                "value": "5.6"
                            }, 
                            {
                                "value": "4.3"
                            }, 
                            {
                                "value": "3.7"
                            }, 
                            {
                                "value": "3.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "4.6"
                            }, 
                            {
                                "value": "5.6"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "5.6"
                            }, 
                            {
                                "value": "11.2"
                            }, 
                            {
                                "value": "11.2"
                            }, 
                            {
                                "value": "12.8"
                            }, 
                            {
                                "value": "12.8"
                            }, 
                            {
                                "value": "13.1"
                            }, 
                            {
                                "value": "14.7"
                            }, 
                            {
                                "value": "15.3"
                            }, 
                            {
                                "value": "14.3"
                            }, 
                            {
                                "value": "14.6"
                            }, 
                            {
                                "value": "16.8"
                            }, 
                            {
                                "value": "17.1"
                            }, 
                            {
                                "value": "16.8"
                            }, 
                            {
                                "value": "17.8"
                            }, 
                            {
                                "value": "18.4"
                            }, 
                            {
                                "value": "18.7"
                            }, 
                            {
                                "value": "18.4"
                            }, 
                            {
                                "value": "19.0"
                            }, 
                            {
                                "value": "20.3"
                            }, 
                            {
                                "value": "20.3"
                            }, 
                            {
                                "value": "21.8"
                            }, 
                            {
                                "value": "21.5"
                            }, 
                            {
                                "value": "20.3"
                            }, 
                            {
                                "value": "19.7"
                            }, 
                            {
                                "value": "20.6"
                            }, 
                            {
                                "value": "20.9"
                            }, 
                            {
                                "value": "20.9"
                            }, 
                            {
                                "value": "20.9"
                            }, 
                            {
                                "value": "20.6"
                            }, 
                            {
                                "value": "21.2"
                            }, 
                            {
                                "value": "22.2"
                            }, 
                            {
                                "value": "22.5"
                            }, 
                            {
                                "value": "23.1"
                            }, 
                            {
                                "value": "21.5"
                            }, 
                            {
                                "value": "22.5"
                            }, 
                            {
                                "value": "23.4"
                            }, 
                            {
                                "value": "23.1"
                            }, 
                            {
                                "value": "23.7"
                            }, 
                            {
                                "value": "25.0"
                            }, 
                            {
                                "value": "22.8"
                            }, 
                            {
                                "value": "22.1"
                            }, 
                            {
                                "value": "22.1"
                            }, 
                            {
                                "value": "20.6"
                            }, 
                            {
                                "value": "19.0"
                            }, 
                            {
                                "value": "17.4"
                            }, 
                            {
                                "value": "18.6"
                            }, 
                            {
                                "value": "22.8"
                            }, 
                            {
                                "value": "23.7"
                            }, 
                            {
                                "value": "24.6"
                            }, 
                            {
                                "value": "25.0"
                            }, 
                            {
                                "value": "25.3"
                            }, 
                            {
                                "value": "25.9"
                            }, 
                            {
                                "value": "27.2"
                            }, 
                            {
                                "value": "27.2"
                            }, 
                            {
                                "value": "27.5"
                            }, 
                            {
                                "value": "27.8"
                            }, 
                            {
                                "value": "27.5"
                            }, 
                            {
                                "value": "28.4"
                            }, 
                            {
                                "value": "31.2"
                            }, 
                            {
                                "value": "31.8"
                            }, 
                            {
                                "value": "32.2"
                            }, 
                            {
                                "value": "32.8"
                            }, 
                            {
                                "value": "32.8"
                            }, 
                            {
                                "value": "35.6"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "37.1"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Effects of Notch Width on the SENB Toughness for Oxide Ceramics, J. Wang, W.M. Rainforth, T. Wadsworth, and R. Stevens, Journal of the European Ceramic Society, Vol. 10, pp. 21-31 (1992), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Phase"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "2.6"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "I"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Effects of Notch Width on the SENB Toughness for Oxide Ceramics, J. Wang, W.M. Rainforth, T. Wadsworth, and R. Stevens, Journal of the European Ceramic Society, Vol. 10, pp. 21-31 (1992), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Phase"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "2.6"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "II"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Effects of Notch Width on the SENB Toughness for Oxide Ceramics, J. Wang, W.M. Rainforth, T. Wadsworth, and R. Stevens, Journal of the European Ceramic Society, Vol. 10, pp. 21-31 (1992), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mole Fraction of Phase"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "2.6"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "III"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Effects of Notch Width on the SENB Toughness for Oxide Ceramics, J. Wang, W.M. Rainforth, T. Wadsworth, and R. Stevens, Journal of the European Ceramic Society, Vol. 10, pp. 21-31 (1992), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.3"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "2.6"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "510"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Notch Width"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "I"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Effects of Notch Width on the SENB Toughness for Oxide Ceramics, J. Wang, W.M. Rainforth, T. Wadsworth, and R. Stevens, Journal of the European Ceramic Society, Vol. 10, pp. 21-31 (1992), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "2.6"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "510"
                            }, 
                            {
                                "value": "810"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Notch Width"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "II"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Effects of Notch Width on the SENB Toughness for Oxide Ceramics, J. Wang, W.M. Rainforth, T. Wadsworth, and R. Stevens, Journal of the European Ceramic Society, Vol. 10, pp. 21-31 (1992), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "4.3"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "2.6"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "510"
                            }, 
                            {
                                "value": "820"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Notch Width"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "III"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Effects of Notch Width on the SENB Toughness for Oxide Ceramics, J. Wang, W.M. Rainforth, T. Wadsworth, and R. Stevens, Journal of the European Ceramic Society, Vol. 10, pp. 21-31 (1992), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.6"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "I"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Effects of Notch Width on the SENB Toughness for Oxide Ceramics, J. Wang, W.M. Rainforth, T. Wadsworth, and R. Stevens, Journal of the European Ceramic Society, Vol. 10, pp. 21-31 (1992), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.2"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "II"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Effects of Notch Width on the SENB Toughness for Oxide Ceramics, J. Wang, W.M. Rainforth, T. Wadsworth, and R. Stevens, Journal of the European Ceramic Society, Vol. 10, pp. 21-31 (1992), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.3"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "III"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Effects of Notch Width on the SENB Toughness for Oxide Ceramics, J. Wang, W.M. Rainforth, T. Wadsworth, and R. Stevens, Journal of the European Ceramic Society, Vol. 10, pp. 21-31 (1992), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "Y2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "2.0"
                            }
                        ], 
                        "name": "Mole Fraction of Phase"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "I"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Effects of Notch Width on the SENB Toughness for Oxide Ceramics, J. Wang, W.M. Rainforth, T. Wadsworth, and R. Stevens, Journal of the European Ceramic Society, Vol. 10, pp. 21-31 (1992), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "Y2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "2.5"
                            }
                        ], 
                        "name": "Mole Fraction of Phase"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "II"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Effects of Notch Width on the SENB Toughness for Oxide Ceramics, J. Wang, W.M. Rainforth, T. Wadsworth, and R. Stevens, Journal of the European Ceramic Society, Vol. 10, pp. 21-31 (1992), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "Y2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "97.0"
                            }, 
                            {
                                "value": "3.0"
                            }
                        ], 
                        "name": "Mole Fraction of Phase"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "III"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Effects of Notch Width on the SENB Toughness for Oxide Ceramics, J. Wang, W.M. Rainforth, T. Wadsworth, and R. Stevens, Journal of the European Ceramic Society, Vol. 10, pp. 21-31 (1992), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "17.2"
                    }, 
                    {
                        "value": "19.8"
                    }, 
                    {
                        "value": "20.5"
                    }, 
                    {
                        "value": "21.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
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                        "value": "2.8"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "ZTA"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of Nanocrystalline ZrO2-3mol% Y2O3 Determined by Vickers Indentation, B.A. Cottom and M.J. Mayo, Scripta Materialia, Vol. 34 5, pp. 809-814 (1996), published by Elsevier Science Ltd."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "8.4"
                    }, 
                    {
                        "value": "9.4"
                    }, 
                    {
                        "value": "10.3"
                    }, 
                    {
                        "value": "10.0"
                    }, 
                    {
                        "value": "10.2"
                    }, 
                    {
                        "value": "10.5"
                    }, 
                    {
                        "value": "11.2"
                    }, 
                    {
                        "value": "11.4"
                    }, 
                    {
                        "value": "12.6"
                    }, 
                    {
                        "value": "12.3"
                    }, 
                    {
                        "value": "11.7"
                    }, 
                    {
                        "value": "12.9"
                    }, 
                    {
                        "value": "12.8"
                    }, 
                    {
                        "value": "13.0"
                    }, 
                    {
                        "value": "12.9"
                    }, 
                    {
                        "value": "9.0"
                    }, 
                    {
                        "value": "10.2"
                    }, 
                    {
                        "value": "12.1"
                    }, 
                    {
                        "value": "14.2"
                    }, 
                    {
                        "value": "13.3"
                    }, 
                    {
                        "value": "13.7"
                    }, 
                    {
                        "value": "15.0"
                    }, 
                    {
                        "value": "6.0"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "nm", 
                        "scalars": [
                            {
                                "minimum": "55", 
                                "maximum": "160"
                            }, 
                            {
                                "minimum": "55", 
                                "maximum": "160"
                            }, 
                            {
                                "minimum": "55", 
                                "maximum": "160"
                            }, 
                            {
                                "minimum": "55", 
                                "maximum": "160"
                            }, 
                            {
                                "minimum": "55", 
                                "maximum": "160"
                            }, 
                            {
                                "minimum": "55", 
                                "maximum": "160"
                            }, 
                            {
                                "minimum": "55", 
                                "maximum": "160"
                            }, 
                            {
                                "minimum": "55", 
                                "maximum": "160"
                            }, 
                            {
                                "minimum": "55", 
                                "maximum": "160"
                            }, 
                            {
                                "minimum": "55", 
                                "maximum": "160"
                            }, 
                            {
                                "minimum": "55", 
                                "maximum": "160"
                            }, 
                            {
                                "minimum": "55", 
                                "maximum": "160"
                            }, 
                            {
                                "minimum": "55", 
                                "maximum": "160"
                            }, 
                            {
                                "minimum": "55", 
                                "maximum": "160"
                            }, 
                            {
                                "minimum": "55", 
                                "maximum": "160"
                            }, 
                            {
                                "minimum": "210", 
                                "maximum": "390"
                            }, 
                            {
                                "minimum": "210", 
                                "maximum": "390"
                            }, 
                            {
                                "minimum": "210", 
                                "maximum": "390"
                            }, 
                            {
                                "minimum": "210", 
                                "maximum": "390"
                            }, 
                            {
                                "minimum": "210", 
                                "maximum": "390"
                            }, 
                            {
                                "minimum": "210", 
                                "maximum": "390"
                            }, 
                            {
                                "minimum": "210", 
                                "maximum": "390"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Grain Size Range"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "89.9"
                            }, 
                            {
                                "value": "90.3"
                            }, 
                            {
                                "value": "90.9"
                            }, 
                            {
                                "value": "91.9"
                            }, 
                            {
                                "value": "92.8"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "93.9"
                            }, 
                            {
                                "value": "94.1"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.7"
                            }, 
                            {
                                "value": "95.9"
                            }, 
                            {
                                "value": "97.2"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "98.8"
                            }, 
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "91.0"
                            }, 
                            {
                                "value": "93.0"
                            }, 
                            {
                                "value": "95.5"
                            }, 
                            {
                                "value": "96.2"
                            }, 
                            {
                                "value": "98.2"
                            }, 
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "99.9"
                            }, 
                            {
                                "value": "99.4"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Dense Polycrystalline BaZrO3 Substrates for YBa2Cu3O7-x Melt Processing, D. Dierickx, I. Houben, J. Lapin, F. Delannay, O. Van Der Biest, Journal of Materials Science Letters, Vol. 15, pp. 1573-1576 (1996), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.05", 
                        "value": "6.09"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "6.05"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "6.09"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "6.12"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "600"
                            }
                        ], 
                        "name": "Compaction Pressure"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sintering Time"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "uncertainty": "0.04", 
                                "value": "4.29"
                            }, 
                            {
                                "uncertainty": "0.04", 
                                "value": "4.29"
                            }, 
                            {
                                "uncertainty": "0.03", 
                                "value": "3.96"
                            }, 
                            {
                                "uncertainty": "0.02", 
                                "value": "3.58"
                            }
                        ], 
                        "name": "Green Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Dense Polycrystalline BaZrO3 Substrates for YBa2Cu3O7-x Melt Processing, D. Dierickx, I. Houben, J. Lapin, F. Delannay, O. Van Der Biest, Journal of Materials Science Letters, Vol. 15, pp. 1573-1576 (1996), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "4", 
                        "value": "229"
                    }, 
                    {
                        "uncertainty": "4", 
                        "value": "220"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "600"
                            }
                        ], 
                        "name": "Compaction Pressure"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sintering Time"
                    }, 
                    {
                        "units": "g cm$^{-3}$", 
                        "scalars": [
                            {
                                "uncertainty": "0.04", 
                                "value": "6.09"
                            }, 
                            {
                                "uncertainty": "0.04", 
                                "value": "6.12"
                            }
                        ], 
                        "name": "Final Density"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Dense Polycrystalline BaZrO3 Substrates for YBa2Cu3O7-x Melt Processing, D. Dierickx, I. Houben, J. Lapin, F. Delannay, O. Van Der Biest, Journal of Materials Science Letters, Vol. 15, pp. 1573-1576 (1996), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.4", 
                        "value": "1.5"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "1.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "600"
                            }
                        ], 
                        "name": "Compaction Pressure"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sintering Time"
                    }, 
                    {
                        "units": "g cm$^{-3}$", 
                        "scalars": [
                            {
                                "uncertainty": "0.04", 
                                "value": "6.09"
                            }, 
                            {
                                "uncertainty": "0.04", 
                                "value": "6.12"
                            }
                        ], 
                        "name": "Final Density"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Dense Polycrystalline BaZrO3 Substrates for YBa2Cu3O7-x Melt Processing, D. Dierickx, I. Houben, J. Lapin, F. Delannay, O. Van Der Biest, Journal of Materials Science Letters, Vol. 15, pp. 1573-1576 (1996), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.4", 
                        "value": "7.5"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "7.8"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "7.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "600"
                            }
                        ], 
                        "name": "Compaction Pressure"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sintering Time"
                    }, 
                    {
                        "units": "g cm$^{-3}$", 
                        "scalars": [
                            {
                                "uncertainty": "0.04", 
                                "value": "6.05"
                            }, 
                            {
                                "uncertainty": "0.04", 
                                "value": "6.09"
                            }, 
                            {
                                "uncertainty": "0.04", 
                                "value": "6.12"
                            }
                        ], 
                        "name": "Final Density"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High-Temperature Fracture Toughness of Sapphire, S.A. Newcomb and R.E. Tressler, Journal of the American Ceramic Society, Vol. 77 11, pp. 3030-3032 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Saphikon, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.13", 
                        "value": "1.46"
                    }, 
                    {
                        "uncertainty": "0.10", 
                        "value": "1.46"
                    }, 
                    {
                        "uncertainty": "0.12", 
                        "value": "1.40"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Number of Fibers"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "MPa$\\cdot$m$^{1/2}$", 
                        "scalars": [
                            {
                                "minimum": "1.21", 
                                "maximum": "1.58"
                            }, 
                            {
                                "minimum": "1.28", 
                                "maximum": "1.61"
                            }, 
                            {
                                "minimum": "1.23", 
                                "maximum": "1.54"
                            }
                        ], 
                        "name": "Range of Values"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-strength Corundum Ceramics SIKOR, E. S. Lukin, N. A. Popova, D. L. Tse Tskhladze a. o., Ogneupori (Refractories) 3, pp. 2-3 (1991)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.60"
                    }, 
                    {
                        "value": "3.75"
                    }, 
                    {
                        "value": "3.95"
                    }, 
                    {
                        "value": "3.96"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "minimum": "2", 
                                "maximum": "3"
                            }, 
                            {
                                "minimum": "4", 
                                "maximum": "5"
                            }, 
                            {
                                "minimum": "6", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "15", 
                                "maximum": "25"
                            }
                        ], 
                        "name": "Crystal size$\\mu$m"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "1973"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-strength Corundum Ceramics SIKOR, E. S. Lukin, N. A. Popova, D. L. Tse Tskhladze a. o., Ogneupori (Refractories) 3, pp. 2-3 (1991)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "9.0"
                    }, 
                    {
                        "value": "5.7"
                    }
                ], 
                "units": "Log10{$\\Omega$$\\cdot$cm}", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "1873"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Electrical Resistivity Log"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-strength Corundum Ceramics SIKOR, E. S. Lukin, N. A. Popova, D. L. Tse Tskhladze a. o., Ogneupori (Refractories) 3, pp. 2-3 (1991)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "50", 
                        "value": "540"
                    }, 
                    {
                        "uncertainty": "70", 
                        "value": "650"
                    }, 
                    {
                        "uncertainty": "60", 
                        "value": "750"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "450"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "2", 
                                "maximum": "3"
                            }, 
                            {
                                "minimum": "4", 
                                "maximum": "5"
                            }, 
                            {
                                "minimum": "6", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "15", 
                                "maximum": "25"
                            }
                        ], 
                        "name": "Crystal Size"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "1973"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Wear Mechanisms of Advanced Materials, S.M. Hsu, R.G. Munro, and Y.S. Wang, Projects Within the Center for Advanced Materials, pp. 165-174 (1989), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NBD-100"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Rod"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.25"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Wear Mechanisms of Advanced Materials, S.M. Hsu, R.G. Munro, and Y.S. Wang, Projects Within the Center for Advanced Materials, pp. 165-174 (1989), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NBD-100"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Rod"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.7", 
                        "value": "24.4"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "23.0"
                    }, 
                    {
                        "uncertainty": "1.3", 
                        "value": "20.0"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "17.8"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "16.4"
                    }, 
                    {
                        "uncertainty": "0.6", 
                        "value": "15.8"
                    }, 
                    {
                        "uncertainty": "0.7", 
                        "value": "15.2"
                    }, 
                    {
                        "uncertainty": "0.7", 
                        "value": "13.4"
                    }, 
                    {
                        "uncertainty": "0.8", 
                        "value": "13.3"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "12.4"
                    }, 
                    {
                        "uncertainty": "0.8", 
                        "value": "12.2"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "11.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Flux Growth"
            }
        ], 
        "references": [
            {
                "citation": "Growth and Properties of Beryllium Oxide Single Crystals, S.B. Austerman, Journal of Nuclear Materials, Vol. 14, pp. 225-236 (1964), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0015", 
                        "value": "2.6978"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "4.3777"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness and Thermal Shock Behavior of Silicon Nitride-Boron Nitride Ceramics, E.J. Lutz and M.V. Swain, Journal of the American Ceramic Society, Vol. 75 1, pp. 67-70 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xBN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:BN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Si3N4"
                    }, 
                    {
                        "value": "BN"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness and Thermal Shock Behavior of Silicon Nitride-Boron Nitride Ceramics, E.J. Lutz and M.V. Swain, Journal of the American Ceramic Society, Vol. 75 1, pp. 67-70 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xBN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:BN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "0.9"
                    }, 
                    {
                        "value": "0.55"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Mass Fraction of BN"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of Single Crystal YAG, T. Mah and T.A. Parthasarathy, Scripta Metallurgica et Materialia, Vol. 28, pp. 1383-1385 (1993), published by Pergamon Press."
            }
        ], 
        "names": [
            "Yttrium aluminum garnet (YAG)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y3Al5O12", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.1"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "1.7"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "8.3"
                    }, 
                    {
                        "value": "9.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strength Retention in SiC Ceramics after Long-Term Oxidation, P.F. Becher, Journal of the American Ceramic Society, Vol. 66 8, pp. C120-C121 (1983), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexalloy"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "360"
                    }, 
                    {
                        "value": "420"
                    }, 
                    {
                        "value": "510"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "4500"
                            }
                        ], 
                        "name": "Oxidation Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Oxidation Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Test Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strength Retention in SiC Ceramics after Long-Term Oxidation, P.F. Becher, Journal of the American Ceramic Society, Vol. 66 8, pp. C120-C121 (1983), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Si"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "KT"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "290"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "5000"
                            }
                        ], 
                        "name": "Oxidation Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Oxidation Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Test Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Strength Retention in SiC Ceramics after Long-Term Oxidation, P.F. Becher, Journal of the American Ceramic Society, Vol. 66 8, pp. C120-C121 (1983), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-203"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "590"
                    }, 
                    {
                        "value": "430"
                    }, 
                    {
                        "value": "310"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Oxidation Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Oxidation Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Test Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Zircoa, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Mg-PSZ"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "202"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Zircoa, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Mg-PSZ"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "201"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Zircoa, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Mg-PSZ"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "13", 
                        "value": "590"
                    }, 
                    {
                        "value": "249"
                    }, 
                    {
                        "value": "237"
                    }, 
                    {
                        "uncertainty": "5", 
                        "value": "225"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Zircoa, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Mg-PSZ"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "291"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Zircoa, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Mg-PSZ"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.1", 
                        "value": "5.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1350C/2H/AIR"
                            }
                        ], 
                        "name": "Heat Treatment"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Zircoa, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Mg-PSZ"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.22"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Zircoa, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Mg-PSZ"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.22"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Multipole Analysis of X-ray Diffraction Data on BeO, G. Vidal-Valat, J.P. Vidal, K. Kurki-Suonio, and R. Kurki-Suonio, Acta Crystallographica A, Vol. 43, pp. 540-550 (1987), published by International Union of Crystallography."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.3333"
                    }, 
                    {
                        "value": "0.6667"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0.6667"
                    }, 
                    {
                        "value": "0.3333"
                    }, 
                    {
                        "value": "0.5000"
                    }, 
                    {
                        "value": "0.3333"
                    }, 
                    {
                        "value": "0.6667"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.3778"
                    }, 
                    {
                        "value": "0.6667"
                    }, 
                    {
                        "value": "0.3333"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.8778"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Be(1)"
                            }, 
                            {
                                "value": "Be(1)"
                            }, 
                            {
                                "value": "Be(1)"
                            }, 
                            {
                                "value": "Be(2)"
                            }, 
                            {
                                "value": "Be(2)"
                            }, 
                            {
                                "value": "Be(2)"
                            }, 
                            {
                                "value": "O(1)"
                            }, 
                            {
                                "value": "O(1)"
                            }, 
                            {
                                "value": "O(1)"
                            }, 
                            {
                                "value": "O(2)"
                            }, 
                            {
                                "value": "O(2)"
                            }, 
                            {
                                "value": "O(2)"
                            }
                        ], 
                        "name": "Atom"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }
                        ], 
                        "name": "Coordinate"
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Multipole Analysis of X-ray Diffraction Data on BeO, G. Vidal-Valat, J.P. Vidal, K. Kurki-Suonio, and R. Kurki-Suonio, Acta Crystallographica A, Vol. 43, pp. 540-550 (1987), published by International Union of Crystallography."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.003", 
                        "value": "2.699"
                    }, 
                    {
                        "uncertainty": "0.003", 
                        "value": "2.699"
                    }, 
                    {
                        "uncertainty": "0.005", 
                        "value": "4.385"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Behavior of Indent and Creep-Nucleated Cracks in Vitreous-Bonded Alumina, D. Murphy, K. Jakus, J.E. Ritter, and B.C. Hill, Journal of the American Ceramic Society, Vol. 78 7, pp. 1914-1920 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "AD-90"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "390"
                    }, 
                    {
                        "value": "630"
                    }, 
                    {
                        "value": "1400"
                    }, 
                    {
                        "value": "2000"
                    }, 
                    {
                        "value": "3800"
                    }, 
                    {
                        "value": "6200"
                    }, 
                    {
                        "value": "1410"
                    }, 
                    {
                        "value": "630"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1175"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1125"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "20.0"
                            }, 
                            {
                                "value": "22.5"
                            }, 
                            {
                                "value": "25.0"
                            }, 
                            {
                                "value": "27.5"
                            }, 
                            {
                                "value": "30.0"
                            }, 
                            {
                                "value": "25.0"
                            }, 
                            {
                                "value": "25.0"
                            }, 
                            {
                                "value": "25.0"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Mullite, T. Mah and K.S. Mazdiyasni, Journal of the American Ceramic Society, Vol. 66 10, pp. 699-703 (1983), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Mullite, T. Mah and K.S. Mazdiyasni, Journal of the American Ceramic Society, Vol. 66 10, pp. 699-703 (1983), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "15", 
                        "value": "130"
                    }, 
                    {
                        "uncertainty": "3", 
                        "value": "140"
                    }, 
                    {
                        "value": "149"
                    }, 
                    {
                        "uncertainty": "25", 
                        "value": "140"
                    }, 
                    {
                        "uncertainty": "10", 
                        "value": "145"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Mullite, T. Mah and K.S. Mazdiyasni, Journal of the American Ceramic Society, Vol. 66 10, pp. 699-703 (1983), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.1", 
                        "value": "1.8"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "1.6"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "2.3"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "3.2"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Microstructure on the Properties of TiB2 Ceramics, M.K. Ferber, P.F. Becher, and C.B. Finch, Journal of the American Ceramic Society, Vol. 66, pp. C-2-C-4 (1983), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xNi", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:Ni"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "503"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "T100B"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
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                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "9.30"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "500", 
                                "maximum": "1000"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "NT90J"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Initial $\\alpha$-Phase Content on Microstructure and Mechanical Properties of Sintered Silicon Carbide, Y.W. Kim, M. Mitomo, H. Emoto, and J.G. Lee, Journal of the American Ceramic Society, Vol. 81 12, pp. 3136-3140 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.210"
                    }, 
                    {
                        "value": "3.257"
                    }, 
                    {
                        "value": "3.280"
                    }, 
                    {
                        "value": "3.277"
                    }, 
                    {
                        "value": "3.284"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SC1"
                            }, 
                            {
                                "value": "SC2"
                            }, 
                            {
                                "value": "SC3"
                            }, 
                            {
                                "value": "SC4"
                            }, 
                            {
                                "value": "SC5"
                            }
                        ], 
                        "name": "Sample Number"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "95.1"
                            }, 
                            {
                                "value": "96.5"
                            }, 
                            {
                                "value": "97.2"
                            }, 
                            {
                                "value": "97.1"
                            }, 
                            {
                                "value": "97.3"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Initial $\\alpha$-Phase Content on Microstructure and Mechanical Properties of Sintered Silicon Carbide, Y.W. Kim, M. Mitomo, H. Emoto, and J.G. Lee, Journal of the American Ceramic Society, Vol. 81 12, pp. 3136-3140 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "25", 
                        "value": "321"
                    }, 
                    {
                        "uncertainty": "31", 
                        "value": "371"
                    }, 
                    {
                        "uncertainty": "38", 
                        "value": "384"
                    }, 
                    {
                        "uncertainty": "46", 
                        "value": "426"
                    }, 
                    {
                        "uncertainty": "27", 
                        "value": "477"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SC1"
                            }, 
                            {
                                "value": "SC2"
                            }, 
                            {
                                "value": "SC3"
                            }, 
                            {
                                "value": "SC4"
                            }, 
                            {
                                "value": "SC5"
                            }
                        ], 
                        "name": "Sample Number"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "8.4"
                            }, 
                            {
                                "value": "25.1"
                            }, 
                            {
                                "value": "50.3"
                            }, 
                            {
                                "value": "83.8"
                            }
                        ], 
                        "name": "Mass Fraction of $\\alpha$-SiC"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Initial $\\alpha$-Phase Content on Microstructure and Mechanical Properties of Sintered Silicon Carbide, Y.W. Kim, M. Mitomo, H. Emoto, and J.G. Lee, Journal of the American Ceramic Society, Vol. 81 12, pp. 3136-3140 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.7", 
                        "value": "6.8"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "5.3"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "4.5"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "4.3"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "4.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SC1"
                            }, 
                            {
                                "value": "SC2"
                            }, 
                            {
                                "value": "SC3"
                            }, 
                            {
                                "value": "SC4"
                            }, 
                            {
                                "value": "SC5"
                            }
                        ], 
                        "name": "Sample Number"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "8.4"
                            }, 
                            {
                                "value": "25.1"
                            }, 
                            {
                                "value": "50.3"
                            }, 
                            {
                                "value": "83.8"
                            }
                        ], 
                        "name": "Mass Fraction of $\\alpha$-SiC"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Initial $\\alpha$-Phase Content on Microstructure and Mechanical Properties of Sintered Silicon Carbide, Y.W. Kim, M. Mitomo, H. Emoto, and J.G. Lee, Journal of the American Ceramic Society, Vol. 81 12, pp. 3136-3140 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.53"
                    }, 
                    {
                        "value": "0.64"
                    }, 
                    {
                        "value": "0.79"
                    }, 
                    {
                        "value": "1.1"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "7.9"
                    }, 
                    {
                        "value": "10.0"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "0.26"
                    }, 
                    {
                        "value": "0.31"
                    }, 
                    {
                        "value": "0.39"
                    }, 
                    {
                        "value": "0.50"
                    }, 
                    {
                        "value": "0.64"
                    }, 
                    {
                        "value": "0.78"
                    }, 
                    {
                        "value": "1.0"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "1.0"
                    }, 
                    {
                        "value": "0.21"
                    }, 
                    {
                        "value": "0.27"
                    }, 
                    {
                        "value": "0.32"
                    }, 
                    {
                        "value": "0.41"
                    }, 
                    {
                        "value": "0.52"
                    }, 
                    {
                        "value": "0.65"
                    }, 
                    {
                        "value": "0.82"
                    }, 
                    {
                        "value": "1.0"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "0.9"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SC1"
                            }, 
                            {
                                "value": "SC1"
                            }, 
                            {
                                "value": "SC1"
                            }, 
                            {
                                "value": "SC1"
                            }, 
                            {
                                "value": "SC1"
                            }, 
                            {
                                "value": "SC1"
                            }, 
                            {
                                "value": "SC1"
                            }, 
                            {
                                "value": "SC1"
                            }, 
                            {
                                "value": "SC1"
                            }, 
                            {
                                "value": "SC1"
                            }, 
                            {
                                "value": "SC1"
                            }, 
                            {
                                "value": "SC1"
                            }, 
                            {
                                "value": "SC1"
                            }, 
                            {
                                "value": "SC1"
                            }, 
                            {
                                "value": "SC1"
                            }, 
                            {
                                "value": "SC2"
                            }, 
                            {
                                "value": "SC2"
                            }, 
                            {
                                "value": "SC2"
                            }, 
                            {
                                "value": "SC2"
                            }, 
                            {
                                "value": "SC2"
                            }, 
                            {
                                "value": "SC2"
                            }, 
                            {
                                "value": "SC2"
                            }, 
                            {
                                "value": "SC2"
                            }, 
                            {
                                "value": "SC2"
                            }, 
                            {
                                "value": "SC2"
                            }, 
                            {
                                "value": "SC2"
                            }, 
                            {
                                "value": "SC2"
                            }, 
                            {
                                "value": "SC2"
                            }, 
                            {
                                "value": "SC2"
                            }, 
                            {
                                "value": "SC2"
                            }, 
                            {
                                "value": "SC3"
                            }, 
                            {
                                "value": "SC4"
                            }, 
                            {
                                "value": "SC5"
                            }, 
                            {
                                "value": "SC5"
                            }, 
                            {
                                "value": "SC5"
                            }, 
                            {
                                "value": "SC5"
                            }, 
                            {
                                "value": "SC5"
                            }, 
                            {
                                "value": "SC5"
                            }, 
                            {
                                "value": "SC5"
                            }, 
                            {
                                "value": "SC5"
                            }, 
                            {
                                "value": "SC5"
                            }, 
                            {
                                "value": "SC5"
                            }, 
                            {
                                "value": "SC5"
                            }, 
                            {
                                "value": "SC5"
                            }, 
                            {
                                "value": "SC5"
                            }, 
                            {
                                "value": "SC5"
                            }
                        ], 
                        "name": "Sample Number"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "3.7"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "3.9"
                            }, 
                            {
                                "value": "3.3"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "2.7"
                            }
                        ], 
                        "name": "Aspect Ratio"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.9"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.2"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "7.8"
                            }, 
                            {
                                "value": "13.3"
                            }, 
                            {
                                "value": "14.7"
                            }, 
                            {
                                "value": "16.0"
                            }, 
                            {
                                "value": "14.4"
                            }, 
                            {
                                "value": "14.3"
                            }, 
                            {
                                "value": "4.7"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "Mean"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "4.3"
                            }, 
                            {
                                "value": "6.1"
                            }, 
                            {
                                "value": "9.7"
                            }, 
                            {
                                "value": "16.4"
                            }, 
                            {
                                "value": "14.6"
                            }, 
                            {
                                "value": "16.8"
                            }, 
                            {
                                "value": "13.4"
                            }, 
                            {
                                "value": "5.4"
                            }, 
                            {
                                "value": "3.3"
                            }, 
                            {
                                "value": "6.9"
                            }, 
                            {
                                "value": "Mean"
                            }, 
                            {
                                "value": "Mean"
                            }, 
                            {
                                "value": "Mean"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.9"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "4.7"
                            }, 
                            {
                                "value": "10.5"
                            }, 
                            {
                                "value": "15.7"
                            }, 
                            {
                                "value": "23.7"
                            }, 
                            {
                                "value": "18.0"
                            }, 
                            {
                                "value": "12.7"
                            }, 
                            {
                                "value": "6.0"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "Mean"
                            }
                        ], 
                        "name": "Relative Frequency"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "In Situ Enhancement of Toughness of SiC-TiB2 Composites, K.S. Cho, H.J. Choi, J.G. Lee, and Y.W. Kim, Journal of Materials Science, Vol. 33, pp. 211-214 (1998), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.215"
                    }, 
                    {
                        "value": "4.495"
                    }, 
                    {
                        "value": "3.987"
                    }, 
                    {
                        "value": "5.031"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }
                        ], 
                        "name": "Component Phase"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "In Situ Enhancement of Toughness of SiC-TiB2 Composites, K.S. Cho, H.J. Choi, J.G. Lee, and Y.W. Kim, Journal of Materials Science, Vol. 33, pp. 211-214 (1998), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "42", 
                        "value": "611"
                    }, 
                    {
                        "uncertainty": "39", 
                        "value": "571"
                    }, 
                    {
                        "uncertainty": "33", 
                        "value": "550"
                    }, 
                    {
                        "uncertainty": "39", 
                        "value": "501"
                    }, 
                    {
                        "uncertainty": "33", 
                        "value": "504"
                    }, 
                    {
                        "uncertainty": "32", 
                        "value": "389"
                    }, 
                    {
                        "uncertainty": "29", 
                        "value": "290"
                    }, 
                    {
                        "uncertainty": "38", 
                        "value": "593"
                    }, 
                    {
                        "uncertainty": "32", 
                        "value": "332"
                    }, 
                    {
                        "uncertainty": "31", 
                        "value": "231"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }
                        ], 
                        "name": "Mass Fraction of TiB2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "97.4"
                            }, 
                            {
                                "value": "96.8"
                            }, 
                            {
                                "value": "95.5"
                            }, 
                            {
                                "value": "97.2"
                            }, 
                            {
                                "value": "97.0"
                            }, 
                            {
                                "value": "96.4"
                            }, 
                            {
                                "value": "98.3"
                            }, 
                            {
                                "value": "97.3"
                            }, 
                            {
                                "value": "97.0"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "In Situ Enhancement of Toughness of SiC-TiB2 Composites, K.S. Cho, H.J. Choi, J.G. Lee, and Y.W. Kim, Journal of Materials Science, Vol. 33, pp. 211-214 (1998), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.4", 
                        "value": "3.6"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "4.4"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "6.7"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "6.4"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "4.5"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "7.3"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "7.1"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "4.1"
                    }, 
                    {
                        "uncertainty": "0.6", 
                        "value": "6.8"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "6.9"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }
                        ], 
                        "name": "Mass Fraction of TiB2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "97.4"
                            }, 
                            {
                                "value": "96.8"
                            }, 
                            {
                                "value": "95.5"
                            }, 
                            {
                                "value": "97.2"
                            }, 
                            {
                                "value": "97.0"
                            }, 
                            {
                                "value": "96.4"
                            }, 
                            {
                                "value": "98.3"
                            }, 
                            {
                                "value": "97.3"
                            }, 
                            {
                                "value": "97.0"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "In Situ Enhancement of Toughness of SiC-TiB2 Composites, K.S. Cho, H.J. Choi, J.G. Lee, and Y.W. Kim, Journal of Materials Science, Vol. 33, pp. 211-214 (1998), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.54"
                    }, 
                    {
                        "value": "0.58"
                    }, 
                    {
                        "value": "1.71"
                    }, 
                    {
                        "value": "2.00"
                    }, 
                    {
                        "value": "2.44"
                    }, 
                    {
                        "value": "2.07"
                    }, 
                    {
                        "value": "2.59"
                    }, 
                    {
                        "value": "0.60"
                    }, 
                    {
                        "value": "2.00"
                    }, 
                    {
                        "value": "2.51"
                    }, 
                    {
                        "value": "4.13"
                    }, 
                    {
                        "value": "2.73"
                    }, 
                    {
                        "value": "5.56"
                    }, 
                    {
                        "value": "0.62"
                    }, 
                    {
                        "value": "3.70"
                    }, 
                    {
                        "value": "2.88"
                    }, 
                    {
                        "value": "5.94"
                    }, 
                    {
                        "value": "3.21"
                    }, 
                    {
                        "value": "6.89"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }
                        ], 
                        "name": "Mass Fraction of TiB2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "97.4"
                            }, 
                            {
                                "value": "97.4"
                            }, 
                            {
                                "value": "96.8"
                            }, 
                            {
                                "value": "96.8"
                            }, 
                            {
                                "value": "95.5"
                            }, 
                            {
                                "value": "95.5"
                            }, 
                            {
                                "value": "97.2"
                            }, 
                            {
                                "value": "97.2"
                            }, 
                            {
                                "value": "97.0"
                            }, 
                            {
                                "value": "97.0"
                            }, 
                            {
                                "value": "96.4"
                            }, 
                            {
                                "value": "96.4"
                            }, 
                            {
                                "value": "98.3"
                            }, 
                            {
                                "value": "98.3"
                            }, 
                            {
                                "value": "97.3"
                            }, 
                            {
                                "value": "97.3"
                            }, 
                            {
                                "value": "97.0"
                            }, 
                            {
                                "value": "97.0"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "SiC2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "SiC2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "SiC2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "SiC2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "SiC2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "SiC2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "SiC2"
                            }, 
                            {
                                "value": "TiB2"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "3.9"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "4.1"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "3.1"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "1.0"
                            }
                        ], 
                        "name": "Aspect Ratio"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Elastic Constants of Corundum up to 1825 K, T. Goto and O.L. Anderson, Journal of Geophysical Research, Vol. 94 B6, pp. 7588-7602 (1989), published by American Geophysical Union."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Shinko-sha Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1.7", 
                        "value": "253.7"
                    }, 
                    {
                        "value": "253.3"
                    }, 
                    {
                        "value": "252.6"
                    }, 
                    {
                        "value": "251.8"
                    }, 
                    {
                        "value": "250.9"
                    }, 
                    {
                        "value": "249.7"
                    }, 
                    {
                        "uncertainty": "1.5", 
                        "value": "248.6"
                    }, 
                    {
                        "value": "247.7"
                    }, 
                    {
                        "value": "246.6"
                    }, 
                    {
                        "value": "245.5"
                    }, 
                    {
                        "value": "244.4"
                    }, 
                    {
                        "value": "243.3"
                    }, 
                    {
                        "uncertainty": "1.6", 
                        "value": "242.4"
                    }, 
                    {
                        "value": "241.3"
                    }, 
                    {
                        "value": "240.0"
                    }, 
                    {
                        "value": "238.9"
                    }, 
                    {
                        "value": "237.8"
                    }, 
                    {
                        "value": "236.6"
                    }, 
                    {
                        "uncertainty": "1.7", 
                        "value": "235.2"
                    }, 
                    {
                        "value": "233.9"
                    }, 
                    {
                        "value": "232.6"
                    }, 
                    {
                        "value": "231.0"
                    }, 
                    {
                        "value": "230.0"
                    }, 
                    {
                        "value": "228.8"
                    }, 
                    {
                        "uncertainty": "2.2", 
                        "value": "228.1"
                    }, 
                    {
                        "value": "226.8"
                    }, 
                    {
                        "value": "225.9"
                    }, 
                    {
                        "value": "224.8"
                    }, 
                    {
                        "value": "223.6"
                    }, 
                    {
                        "value": "222.3"
                    }, 
                    {
                        "value": "221.8"
                    }, 
                    {
                        "uncertainty": "3.6", 
                        "value": "221.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "296"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Elastic Constants of Corundum up to 1825 K, T. Goto and O.L. Anderson, Journal of Geophysical Research, Vol. 94 B6, pp. 7588-7602 (1989), published by American Geophysical Union."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Shinko-sha Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.009", 
                        "value": "3.982"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "g cm$^{-3}$", 
                        "scalars": [
                            {
                                "value": "3.986"
                            }
                        ], 
                        "name": "Densityby X-ray"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Elastic Constants of Corundum up to 1825 K, T. Goto and O.L. Anderson, Journal of Geophysical Research, Vol. 94 B6, pp. 7588-7602 (1989), published by American Geophysical Union."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Shinko-sha Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "8.9", 
                        "value": "403.0"
                    }, 
                    {
                        "value": "400.9"
                    }, 
                    {
                        "value": "398.5"
                    }, 
                    {
                        "value": "396.0"
                    }, 
                    {
                        "value": "393.5"
                    }, 
                    {
                        "value": "380.8"
                    }, 
                    {
                        "uncertainty": "7.8", 
                        "value": "389.3"
                    }, 
                    {
                        "value": "385.6"
                    }, 
                    {
                        "value": "382.8"
                    }, 
                    {
                        "value": "380.2"
                    }, 
                    {
                        "value": "377.4"
                    }, 
                    {
                        "value": "374.7"
                    }, 
                    {
                        "uncertainty": "8.0", 
                        "value": "372.0"
                    }, 
                    {
                        "value": "369.2"
                    }, 
                    {
                        "value": "366.4"
                    }, 
                    {
                        "value": "363.5"
                    }, 
                    {
                        "value": "360.7"
                    }, 
                    {
                        "value": "357.9"
                    }, 
                    {
                        "uncertainty": "8.6", 
                        "value": "355.0"
                    }, 
                    {
                        "value": "352.0"
                    }, 
                    {
                        "value": "349.1"
                    }, 
                    {
                        "value": "346.1"
                    }, 
                    {
                        "value": "343.3"
                    }, 
                    {
                        "value": "340.5"
                    }, 
                    {
                        "uncertainty": "10.5", 
                        "value": "337.8"
                    }, 
                    {
                        "value": "334.9"
                    }, 
                    {
                        "value": "332.1"
                    }, 
                    {
                        "value": "329.5"
                    }, 
                    {
                        "value": "326.6"
                    }, 
                    {
                        "value": "323.8"
                    }, 
                    {
                        "value": "320.9"
                    }, 
                    {
                        "uncertainty": "16.8", 
                        "value": "319.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "296"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Elastic Constants of Corundum up to 1825 K, T. Goto and O.L. Anderson, Journal of Geophysical Research, Vol. 94 B6, pp. 7588-7602 (1989), published by American Geophysical Union."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
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            {
                "scalars": [
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                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Shinko-sha Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
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                    {
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                        "value": "0.2353"
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                    {
                        "value": "0.2362"
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                    {
                        "value": "0.2371"
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                    {
                        "value": "0.2378"
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                    {
                        "value": "0.2386"
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                    {
                        "value": "0.2391"
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                    {
                        "uncertainty": "0.0027", 
                        "value": "0.2397"
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                    {
                        "value": "0.2406"
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                    {
                        "value": "0.2412"
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                    {
                        "value": "0.2419"
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                    {
                        "value": "0.2426"
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                    {
                        "value": "0.2433"
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                    {
                        "uncertainty": "0.0030", 
                        "value": "0.2443"
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                    {
                        "value": "0.2450"
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                    {
                        "value": "0.2456"
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                    {
                        "value": "0.2464"
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                    {
                        "value": "0.2472"
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                    {
                        "value": "0.2479"
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                    {
                        "uncertainty": "0.0034", 
                        "value": "0.2484"
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                    {
                        "value": "0.2492"
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                    {
                        "value": "0.2499"
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                    {
                        "value": "0.2503"
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                    {
                        "value": "0.2513"
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                    {
                        "value": "0.2519"
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                    {
                        "uncertainty": "0.0045", 
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                    }, 
                    {
                        "value": "0.2539"
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                    {
                        "value": "0.2550"
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                    {
                        "value": "0.2558"
                    }, 
                    {
                        "value": "0.2566"
                    }, 
                    {
                        "value": "0.2577"
                    }, 
                    {
                        "value": "0.2589"
                    }, 
                    {
                        "uncertainty": "0.0080", 
                        "value": "0.2594"
                    }
                ], 
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                    {
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                                "value": "296"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
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                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
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                            {
                                "value": "550"
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                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Elastic Constants of Corundum up to 1825 K, T. Goto and O.L. Anderson, Journal of Geophysical Research, Vol. 94 B6, pp. 7588-7602 (1989), published by American Geophysical Union."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
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                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
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                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1.4", 
                        "value": "163.1"
                    }, 
                    {
                        "value": "162.2"
                    }, 
                    {
                        "value": "161.1"
                    }, 
                    {
                        "value": "160.0"
                    }, 
                    {
                        "value": "158.8"
                    }, 
                    {
                        "value": "157.7"
                    }, 
                    {
                        "uncertainty": "1.2", 
                        "value": "156.6"
                    }, 
                    {
                        "value": "155.4"
                    }, 
                    {
                        "value": "154.2"
                    }, 
                    {
                        "value": "153.1"
                    }, 
                    {
                        "value": "151.9"
                    }, 
                    {
                        "value": "150.7"
                    }, 
                    {
                        "uncertainty": "1.2", 
                        "value": "149.5"
                    }, 
                    {
                        "value": "148.3"
                    }, 
                    {
                        "value": "147.1"
                    }, 
                    {
                        "value": "145.8"
                    }, 
                    {
                        "value": "144.6"
                    }, 
                    {
                        "value": "143.4"
                    }, 
                    {
                        "uncertainty": "1.3", 
                        "value": "142.2"
                    }, 
                    {
                        "value": "140.9"
                    }, 
                    {
                        "value": "139.7"
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                    {
                        "value": "138.4"
                    }, 
                    {
                        "value": "137.2"
                    }, 
                    {
                        "value": "136.0"
                    }, 
                    {
                        "uncertainty": "1.6", 
                        "value": "134.8"
                    }, 
                    {
                        "value": "133.5"
                    }, 
                    {
                        "value": "132.3"
                    }, 
                    {
                        "value": "131.2"
                    }, 
                    {
                        "value": "130.0"
                    }, 
                    {
                        "value": "128.7"
                    }, 
                    {
                        "value": "127.5"
                    }, 
                    {
                        "uncertainty": "2.5", 
                        "value": "126.8"
                    }
                ], 
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                "conditions": [
                    {
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                        "scalars": [
                            {
                                "value": "296"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
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                            {
                                "value": "450"
                            }, 
                            {
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                            {
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                            }, 
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                            }, 
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                            {
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                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Standard Samples for Dilatometry, A.N. Amatuni, T.I. Malyutina, V.Ya. Chekhovskoi, and V.A. Petukhov, High Temperatures - High Pressures, Vol. 8, pp. 565-570 (1976), published by Pion Limited."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
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            }
        ], 
        "chemicalFormula": "Al2O3", 
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            {
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                    {
                        "value": "Al-O"
                    }
                ], 
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            }, 
            {
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                        "value": "Single Crystal"
                    }
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                "name": "Crystallinity"
            }, 
            {
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                        "value": "5.64"
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                    {
                        "value": "6.15"
                    }, 
                    {
                        "value": "6.56"
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                    {
                        "value": "6.89"
                    }, 
                    {
                        "value": "7.15"
                    }, 
                    {
                        "value": "7.37"
                    }, 
                    {
                        "value": "7.56"
                    }, 
                    {
                        "value": "7.75"
                    }, 
                    {
                        "value": "7.92"
                    }, 
                    {
                        "value": "8.08"
                    }, 
                    {
                        "value": "8.22"
                    }, 
                    {
                        "value": "8.35"
                    }, 
                    {
                        "value": "8.47"
                    }, 
                    {
                        "value": "8.59"
                    }, 
                    {
                        "value": "8.70"
                    }, 
                    {
                        "value": "8.80"
                    }, 
                    {
                        "value": "8.90"
                    }, 
                    {
                        "value": "6.44"
                    }, 
                    {
                        "value": "6.96"
                    }, 
                    {
                        "value": "7.38"
                    }, 
                    {
                        "value": "7.71"
                    }, 
                    {
                        "value": "7.98"
                    }, 
                    {
                        "value": "8.21"
                    }, 
                    {
                        "value": "8.41"
                    }, 
                    {
                        "value": "8.59"
                    }, 
                    {
                        "value": "8.77"
                    }, 
                    {
                        "value": "8.94"
                    }, 
                    {
                        "value": "9.10"
                    }, 
                    {
                        "value": "9.24"
                    }, 
                    {
                        "value": "9.38"
                    }, 
                    {
                        "value": "9.52"
                    }, 
                    {
                        "value": "9.65"
                    }, 
                    {
                        "value": "9.77"
                    }, 
                    {
                        "value": "9.89"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$(degree", 
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                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
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                            {
                                "value": "90"
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                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
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                            {
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                            {
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                            {
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                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
                                "value": "90"
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                            {
                                "value": "90"
                            }, 
                            {
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                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "0"
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                                "value": "0"
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "100"
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                            {
                                "value": "200"
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                            }, 
                            {
                                "value": "100"
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                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
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                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
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                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
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                            {
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                                "value": "1200"
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                                "value": "1300"
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                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Some Aspects of the Thermal Conductivity of Isotopically Enriched Diamond Single Crystals, D.G. Onn, A. Witek, Y.Z. Qiu, T.R. Anthony, and W.F. Banholzer, Physical Review Letters, Vol. 68 18, pp. 2806-2809 (1992), published by American Physical Society."
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        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2124"
                    }, 
                    {
                        "value": "2123"
                    }, 
                    {
                        "value": "1898"
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                    {
                        "value": "1794"
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                    {
                        "value": "1744"
                    }, 
                    {
                        "value": "1604"
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                    {
                        "value": "1537"
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                    {
                        "value": "1495"
                    }, 
                    {
                        "value": "1453"
                    }, 
                    {
                        "value": "1473"
                    }, 
                    {
                        "value": "1413"
                    }, 
                    {
                        "value": "3323"
                    }, 
                    {
                        "value": "2888"
                    }, 
                    {
                        "value": "2582"
                    }, 
                    {
                        "value": "2582"
                    }, 
                    {
                        "value": "2545"
                    }, 
                    {
                        "value": "2475"
                    }, 
                    {
                        "value": "2474"
                    }, 
                    {
                        "value": "2306"
                    }, 
                    {
                        "value": "2211"
                    }, 
                    {
                        "value": "2091"
                    }, 
                    {
                        "value": "2004"
                    }, 
                    {
                        "value": "2032"
                    }, 
                    {
                        "value": "2004"
                    }, 
                    {
                        "value": "1894"
                    }, 
                    {
                        "value": "1816"
                    }, 
                    {
                        "value": "1766"
                    }, 
                    {
                        "value": "1741"
                    }, 
                    {
                        "value": "1693"
                    }, 
                    {
                        "value": "3375"
                    }, 
                    {
                        "value": "3021"
                    }, 
                    {
                        "value": "2162"
                    }, 
                    {
                        "value": "1204"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
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                                "value": "1.07"
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                            {
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                            {
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                            }, 
                            {
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                            {
                                "value": "1.07"
                            }, 
                            {
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                            {
                                "value": "1.07"
                            }, 
                            {
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                            {
                                "value": "1.07"
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                            {
                                "value": "1.07"
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                            {
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                            {
                                "value": "less than 0.05"
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                            {
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                            }, 
                            {
                                "value": "less than 0.05"
                            }, 
                            {
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                            }, 
                            {
                                "value": "less than 0.05"
                            }, 
                            {
                                "value": "less than 0.05"
                            }, 
                            {
                                "value": "less than 0.05"
                            }, 
                            {
                                "value": "less than 0.05"
                            }, 
                            {
                                "value": "less than 0.05"
                            }, 
                            {
                                "value": "less than 0.05"
                            }, 
                            {
                                "value": "less than 0.05"
                            }, 
                            {
                                "value": "less than 0.05"
                            }, 
                            {
                                "value": "less than 0.05"
                            }, 
                            {
                                "value": "less than 0.05"
                            }, 
                            {
                                "value": "less than 0.05"
                            }, 
                            {
                                "value": "less than 0.05"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "1.05"
                            }, 
                            {
                                "value": "62.0"
                            }
                        ], 
                        "name": "Atom Fraction of 13C"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
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                                "value": "300"
                            }, 
                            {
                                "value": "312"
                            }, 
                            {
                                "value": "324"
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                            {
                                "value": "334"
                            }, 
                            {
                                "value": "344"
                            }, 
                            {
                                "value": "354"
                            }, 
                            {
                                "value": "364"
                            }, 
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "382"
                            }, 
                            {
                                "value": "393"
                            }, 
                            {
                                "value": "405"
                            }, 
                            {
                                "value": "301"
                            }, 
                            {
                                "value": "316"
                            }, 
                            {
                                "value": "325"
                            }, 
                            {
                                "value": "334"
                            }, 
                            {
                                "value": "344"
                            }, 
                            {
                                "value": "354"
                            }, 
                            {
                                "value": "365"
                            }, 
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "386"
                            }, 
                            {
                                "value": "394"
                            }, 
                            {
                                "value": "401"
                            }, 
                            {
                                "value": "413"
                            }, 
                            {
                                "value": "425"
                            }, 
                            {
                                "value": "433"
                            }, 
                            {
                                "value": "446"
                            }, 
                            {
                                "value": "454"
                            }, 
                            {
                                "value": "463"
                            }, 
                            {
                                "value": "472"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Structural Approach to the Problem of Oxygen Content in Alpha Silicon Nitride, K. Kato, Z. Inoue, K. Kijima, I. Kawada, H. Tanaka, and T. Yamane, Journal of the American Ceramic Society, Vol. 58, pp. 90-91 (1975), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.0829"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.5135"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.6558"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.2555"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.1682"
                    }, 
                    {
                        "value": "0.4509"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.6558"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.6075"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "0.4320"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.3154"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.3192"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "0.6962"
                    }, 
                    {
                        "value": "0.3333"
                    }, 
                    {
                        "value": "0.6667"
                    }, 
                    {
                        "uncertainty": "0.0010", 
                        "value": "0.5926"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "uncertainty": "0.0012", 
                        "value": "0.4503"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Si(1)"
                            }, 
                            {
                                "value": "Si(1)"
                            }, 
                            {
                                "value": "Si(1)"
                            }, 
                            {
                                "value": "Si(2)"
                            }, 
                            {
                                "value": "Si(2)"
                            }, 
                            {
                                "value": "Si(2)"
                            }, 
                            {
                                "value": "N(1)"
                            }, 
                            {
                                "value": "N(1)"
                            }, 
                            {
                                "value": "N(1)"
                            }, 
                            {
                                "value": "N(2)"
                            }, 
                            {
                                "value": "N(2)"
                            }, 
                            {
                                "value": "N(2)"
                            }, 
                            {
                                "value": "N(3)"
                            }, 
                            {
                                "value": "N(3)"
                            }, 
                            {
                                "value": "N(3)"
                            }, 
                            {
                                "value": "N(4)"
                            }, 
                            {
                                "value": "N(4)"
                            }, 
                            {
                                "value": "N(4)"
                            }
                        ], 
                        "name": "Atom"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }
                        ], 
                        "name": "Coordinate"
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Structural Approach to the Problem of Oxygen Content in Alpha Silicon Nitride, K. Kato, Z. Inoue, K. Kijima, I. Kawada, H. Tanaka, and T. Yamane, Journal of the American Ceramic Society, Vol. 58, pp. 90-91 (1975), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.003", 
                        "value": "7.818"
                    }, 
                    {
                        "uncertainty": "0.004", 
                        "value": "5.591"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Anisotropic Thermal Expansion Coefficients of Y2O3- Stabilized Tetragonal Zirconia, H. Schubert, Journal of the American Ceramic Society, Vol. 69 3, pp. 270-271 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Powder"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0008", 
                        "value": "5.1007"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "5.177"
                    }, 
                    {
                        "uncertainty": "0.002", 
                        "value": "5.125"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "5.208"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "5.136"
                    }, 
                    {
                        "uncertainty": "0.002", 
                        "value": "5.229"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "5.1024"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "5.174"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "5.1301"
                    }, 
                    {
                        "uncertainty": "0.002", 
                        "value": "5.207"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "5.142"
                    }, 
                    {
                        "uncertainty": "0.002", 
                        "value": "5.221"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Anisotropic Thermal Expansion Coefficients of Y2O3- Stabilized Tetragonal Zirconia, H. Schubert, Journal of the American Ceramic Society, Vol. 69 3, pp. 270-271 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Powder"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.48", 
                        "value": "8.22"
                    }, 
                    {
                        "uncertainty": "0.52", 
                        "value": "8.97"
                    }, 
                    {
                        "uncertainty": "0.61", 
                        "value": "10.54"
                    }, 
                    {
                        "uncertainty": "0.76", 
                        "value": "13.03"
                    }, 
                    {
                        "uncertainty": "0.53", 
                        "value": "9.04"
                    }, 
                    {
                        "uncertainty": "0.61", 
                        "value": "10.41"
                    }, 
                    {
                        "uncertainty": "0.54", 
                        "value": "9.34"
                    }, 
                    {
                        "uncertainty": "0.59", 
                        "value": "10.06"
                    }, 
                    {
                        "uncertainty": "0.63", 
                        "value": "10.91"
                    }, 
                    {
                        "uncertainty": "0.68", 
                        "value": "11.61"
                    }, 
                    {
                        "uncertainty": "0.58", 
                        "value": "9.93"
                    }, 
                    {
                        "uncertainty": "0.62", 
                        "value": "10.65"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "23", 
                                "maximum": "600"
                            }, 
                            {
                                "minimum": "23", 
                                "maximum": "800"
                            }, 
                            {
                                "minimum": "23", 
                                "maximum": "600"
                            }, 
                            {
                                "minimum": "23", 
                                "maximum": "800"
                            }, 
                            {
                                "minimum": "23", 
                                "maximum": "600"
                            }, 
                            {
                                "minimum": "23", 
                                "maximum": "800"
                            }, 
                            {
                                "minimum": "23", 
                                "maximum": "600"
                            }, 
                            {
                                "minimum": "23", 
                                "maximum": "800"
                            }, 
                            {
                                "minimum": "23", 
                                "maximum": "600"
                            }, 
                            {
                                "minimum": "23", 
                                "maximum": "800"
                            }, 
                            {
                                "minimum": "23", 
                                "maximum": "600"
                            }, 
                            {
                                "minimum": "23", 
                                "maximum": "800"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a-axis"
                            }, 
                            {
                                "value": "a-axis"
                            }, 
                            {
                                "value": "c-axis"
                            }, 
                            {
                                "value": "c-axis"
                            }, 
                            {
                                "value": "average"
                            }, 
                            {
                                "value": "average"
                            }, 
                            {
                                "value": "a-axis"
                            }, 
                            {
                                "value": "a-axis"
                            }, 
                            {
                                "value": "c-axis"
                            }, 
                            {
                                "value": "c-axis"
                            }, 
                            {
                                "value": "average"
                            }, 
                            {
                                "value": "average"
                            }
                        ], 
                        "name": "Direction"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical and Thermal Properties of $\\beta$-Sialon Prepared by a Slip Casting Method, S. Suzuki, T. Nasu, S. Hayama, and M. Ozawa, Journal of the American Ceramic Society, Vol. 79 6, pp. 1685-1688 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.30"
                    }, 
                    {
                        "value": "3.13"
                    }, 
                    {
                        "value": "3.13"
                    }, 
                    {
                        "value": "3.13"
                    }, 
                    {
                        "value": "3.16"
                    }, 
                    {
                        "value": "3.14"
                    }, 
                    {
                        "value": "3.14"
                    }, 
                    {
                        "value": "3.09"
                    }, 
                    {
                        "value": "3.07"
                    }, 
                    {
                        "value": "3.03"
                    }, 
                    {
                        "value": "3.01"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.9"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "4.0"
                            }
                        ], 
                        "name": "x of Alx"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical and Thermal Properties of $\\beta$-Sialon Prepared by a Slip Casting Method, S. Suzuki, T. Nasu, S. Hayama, and M. Ozawa, Journal of the American Ceramic Society, Vol. 79 6, pp. 1685-1688 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "308"
                    }, 
                    {
                        "value": "602"
                    }, 
                    {
                        "value": "567"
                    }, 
                    {
                        "value": "609"
                    }, 
                    {
                        "value": "525"
                    }, 
                    {
                        "value": "497"
                    }, 
                    {
                        "value": "483"
                    }, 
                    {
                        "value": "420"
                    }, 
                    {
                        "value": "357"
                    }, 
                    {
                        "value": "238"
                    }, 
                    {
                        "value": "162"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.9"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "4.0"
                            }
                        ], 
                        "name": "x of Alx"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical and Thermal Properties of $\\beta$-Sialon Prepared by a Slip Casting Method, S. Suzuki, T. Nasu, S. Hayama, and M. Ozawa, Journal of the American Ceramic Society, Vol. 79 6, pp. 1685-1688 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.9"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.0"
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                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "4.0"
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                        ], 
                        "name": "x of Alx"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Mechanical and Thermal Properties of $\\beta$-Sialon Prepared by a Slip Casting Method, S. Suzuki, T. Nasu, S. Hayama, and M. Ozawa, Journal of the American Ceramic Society, Vol. 79 6, pp. 1685-1688 (1996), published by American Ceramic Society."
            }
        ], 
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
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            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
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            }, 
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                    {
                        "value": "3.45"
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                    {
                        "value": "3.39"
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                    {
                        "value": "3.52"
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                    {
                        "value": "3.65"
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                    {
                        "value": "3.59"
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                    {
                        "value": "3.60"
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                    {
                        "value": "3.66"
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                    {
                        "value": "4.12"
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                    {
                        "value": "4.26"
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                    {
                        "value": "4.53"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.5"
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                            {
                                "value": "0.7"
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                            {
                                "value": "0.9"
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                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.1"
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                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
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                            {
                                "value": "4.0"
                            }
                        ], 
                        "name": "x of Alx"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Elastic Properties of Polycrystalline TiB2, ZrB2, and HfB2 from Room Temperature to 1300 K, D.E. Wiley, W.R. Manning, and O. Hunter,Jr., Journal of the Less-Common Metals, Vol. 18, pp. 149-157 (1969), published by Elsevier Sequoia."
            }
        ], 
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            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
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                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "212"
                    }, 
                    {
                        "value": "212"
                    }, 
                    {
                        "value": "211"
                    }, 
                    {
                        "value": "211"
                    }, 
                    {
                        "value": "209"
                    }, 
                    {
                        "value": "208"
                    }, 
                    {
                        "value": "209"
                    }, 
                    {
                        "value": "208"
                    }, 
                    {
                        "value": "208"
                    }, 
                    {
                        "value": "207"
                    }, 
                    {
                        "value": "207"
                    }, 
                    {
                        "value": "206"
                    }, 
                    {
                        "value": "205"
                    }, 
                    {
                        "value": "205"
                    }, 
                    {
                        "value": "204"
                    }, 
                    {
                        "value": "204"
                    }, 
                    {
                        "value": "203"
                    }, 
                    {
                        "value": "203"
                    }, 
                    {
                        "value": "202"
                    }, 
                    {
                        "value": "202"
                    }, 
                    {
                        "value": "201"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "63"
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                            {
                                "value": "116"
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                            {
                                "value": "175"
                            }, 
                            {
                                "value": "229"
                            }, 
                            {
                                "value": "276"
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                            {
                                "value": "308"
                            }, 
                            {
                                "value": "348"
                            }, 
                            {
                                "value": "388"
                            }, 
                            {
                                "value": "421"
                            }, 
                            {
                                "value": "468"
                            }, 
                            {
                                "value": "507"
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                            {
                                "value": "580"
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                            {
                                "value": "640"
                            }, 
                            {
                                "value": "666"
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                            {
                                "value": "699"
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                            {
                                "value": "739"
                            }, 
                            {
                                "value": "819"
                            }, 
                            {
                                "value": "872"
                            }, 
                            {
                                "value": "938"
                            }, 
                            {
                                "value": "1004"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Elastic Properties of Polycrystalline TiB2, ZrB2, and HfB2 from Room Temperature to 1300 K, D.E. Wiley, W.R. Manning, and O. Hunter,Jr., Journal of the Less-Common Metals, Vol. 18, pp. 149-157 (1969), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                "scalars": [
                    {
                        "value": "Hf-B"
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                ], 
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            }, 
            {
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                ], 
                "name": "Crystallinity"
            }, 
            {
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                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "10.525"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
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    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Elastic Properties of Polycrystalline TiB2, ZrB2, and HfB2 from Room Temperature to 1300 K, D.E. Wiley, W.R. Manning, and O. Hunter,Jr., Journal of the Less-Common Metals, Vol. 18, pp. 149-157 (1969), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-B"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "10.578"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
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                                "value": "2"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
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            }
        ]
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    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Elastic Properties of Polycrystalline TiB2, ZrB2, and HfB2 from Room Temperature to 1300 K, D.E. Wiley, W.R. Manning, and O. Hunter,Jr., Journal of the Less-Common Metals, Vol. 18, pp. 149-157 (1969), published by Elsevier Sequoia."
            }
        ], 
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            "Hafnium diboride"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                    {
                        "value": "Hf-B"
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            }, 
            {
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            {
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                    }
                ], 
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            }, 
            {
                "scalars": [
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                ], 
                "units": "g cm$^{-3}$", 
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                "name": "Hot Pressing"
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            {
                "citation": "Elastic Properties of Polycrystalline TiB2, ZrB2, and HfB2 from Room Temperature to 1300 K, D.E. Wiley, W.R. Manning, and O. Hunter,Jr., Journal of the Less-Common Metals, Vol. 18, pp. 149-157 (1969), published by Elsevier Sequoia."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    }
                ], 
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            }, 
            {
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    {
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                "name": "Hot Pressing"
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        ], 
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            {
                "citation": "Elastic Properties of Polycrystalline TiB2, ZrB2, and HfB2 from Room Temperature to 1300 K, D.E. Wiley, W.R. Manning, and O. Hunter,Jr., Journal of the Less-Common Metals, Vol. 18, pp. 149-157 (1969), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
                    {
                        "value": "Hf-B"
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                ], 
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            }, 
            {
                "scalars": [
                    {
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                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.05", 
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                ], 
                "units": "g cm$^{-3}$", 
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                    {
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                                "value": "Average"
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    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Elastic Properties of Polycrystalline TiB2, ZrB2, and HfB2 from Room Temperature to 1300 K, D.E. Wiley, W.R. Manning, and O. Hunter,Jr., Journal of the Less-Common Metals, Vol. 18, pp. 149-157 (1969), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-B"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
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                        "value": "502"
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                    {
                        "value": "501"
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                    {
                        "value": "498"
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                    {
                        "value": "496"
                    }, 
                    {
                        "value": "493"
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                    {
                        "value": "490"
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                    {
                        "value": "488"
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                    {
                        "value": "487"
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                    {
                        "value": "485"
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                    {
                        "value": "484"
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                    {
                        "value": "482"
                    }, 
                    {
                        "value": "480"
                    }, 
                    {
                        "value": "478"
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                    {
                        "value": "476"
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                    {
                        "value": "475"
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                    {
                        "value": "473"
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                    {
                        "value": "472"
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                    {
                        "value": "471"
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                    {
                        "value": "469"
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                    {
                        "value": "467"
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                    {
                        "value": "464"
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                    {
                        "value": "461"
                    }
                ], 
                "units": "GPa", 
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "64"
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                            {
                                "value": "128"
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                            {
                                "value": "173"
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                            {
                                "value": "224"
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                            {
                                "value": "276"
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                            {
                                "value": "314"
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                            {
                                "value": "352"
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                            {
                                "value": "384"
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                            {
                                "value": "429"
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                            {
                                "value": "461"
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                            {
                                "value": "513"
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                            {
                                "value": "577"
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                            {
                                "value": "628"
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                            {
                                "value": "660"
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                            {
                                "value": "698"
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                            {
                                "value": "737"
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                            {
                                "value": "788"
                            }, 
                            {
                                "value": "814"
                            }, 
                            {
                                "value": "871"
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                            {
                                "value": "929"
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                            {
                                "value": "993"
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                "citation": "Elastic Properties of Polycrystalline TiB2, ZrB2, and HfB2 from Room Temperature to 1300 K, D.E. Wiley, W.R. Manning, and O. Hunter,Jr., Journal of the Less-Common Metals, Vol. 18, pp. 149-157 (1969), published by Elsevier Sequoia."
            }
        ], 
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        ], 
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                "name": "NIST_SRD-30"
            }
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            {
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            {
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            }, 
            {
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                    {
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                    {
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                    {
                        "value": "1.00"
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                    {
                        "value": "0.99"
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
                        "value": "0.98"
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                    {
                        "value": "0.98"
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                    {
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                                "value": "65"
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                            {
                                "value": "122"
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                            {
                                "value": "147"
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                            {
                                "value": "223"
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                            {
                                "value": "287"
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                            {
                                "value": "312"
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                            {
                                "value": "350"
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                            {
                                "value": "389"
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                            {
                                "value": "427"
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                            {
                                "value": "471"
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                            {
                                "value": "509"
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                            {
                                "value": "586"
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                            {
                                "value": "631"
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                            {
                                "value": "662"
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                            {
                                "value": "694"
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                            {
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                            {
                                "value": "784"
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                            {
                                "value": "816"
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                            {
                                "value": "873"
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                            {
                                "value": "937"
                            }
                        ], 
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                    }
                ], 
                "name": "Gruneisen Parameter"
            }
        ]
    }, 
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                "name": "Hot Pressing"
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                    {
                        "value": "0.116"
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                    {
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                        "value": "0.122"
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                    {
                        "value": "0.123"
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                    {
                        "value": "0.122"
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                    {
                        "value": "0.123"
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                    {
                        "value": "0.124"
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                    {
                        "value": "0.124"
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                "citation": "Elastic Properties of Polycrystalline TiB2, ZrB2, and HfB2 from Room Temperature to 1300 K, D.E. Wiley, W.R. Manning, and O. Hunter,Jr., Journal of the Less-Common Metals, Vol. 18, pp. 149-157 (1969), published by Elsevier Sequoia."
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                    {
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                    {
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                    {
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                    {
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                    {
                        "value": "462"
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                    {
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                    {
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                    {
                        "value": "448"
                    }
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                            {
                                "value": "173"
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                            {
                                "value": "211"
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                            {
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                            {
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                        "value": "5.772"
                    }
                ], 
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                                "value": "200"
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                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
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                            {
                                "value": "23"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
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        "category": "system.chemical", 
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            {
                "citation": "Evaluation of Japanese Yttria Tetragonal Zirconia Polycrystal (Y-TZP) Materials, J.J. Swab, Ceramic Engineering and Science Proceedings, Vol. 8 7, pp. 886-891 (1987), published by American Ceramic Society."
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                "name": "NIST_SRD-30"
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        ], 
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            {
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            {
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            {
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                    }, 
                    {
                        "value": "192"
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                    {
                        "value": "203"
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                    {
                        "value": "205"
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                ], 
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                            {
                                "value": "200"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
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                    }, 
                    {
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                    }, 
                    {
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                                "value": "23"
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                    {
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                    {
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                    {
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                ], 
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                    {
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                    {
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                            {
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                            {
                                "value": "1000"
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                    }, 
                    {
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                    }, 
                    {
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                                "value": "23"
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                            {
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                    {
                        "value": "18.7"
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                    {
                        "value": "5.2"
                    }
                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
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                    }, 
                    {
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                                "value": "100"
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
                        ], 
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                    }
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                "citation": "Evaluation of Japanese Yttria Tetragonal Zirconia Polycrystal (Y-TZP) Materials, J.J. Swab, Ceramic Engineering and Science Proceedings, Vol. 8 7, pp. 886-891 (1987), published by American Ceramic Society."
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            {
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                        "value": "AC Sparkplug"
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            }, 
            {
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                        "value": "753"
                    }, 
                    {
                        "value": "587"
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                    {
                        "value": "683"
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                    {
                        "value": "671"
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                ], 
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                                "value": "23"
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                            {
                                "value": "200"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
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                    }, 
                    {
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
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                    {
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                    {
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                ], 
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                        "units": "$^{\\circ}$C", 
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                                "value": "23"
                            }, 
                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                    }, 
                    {
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                                "value": "100"
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
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                    {
                        "value": "200"
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                    {
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                            {
                                "value": "1000"
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                    {
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                    {
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                    {
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                                "value": "23"
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                            {
                                "value": "1000"
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                    {
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                    {
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        ], 
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            }, 
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                        "value": "Polycrystalline"
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                    {
                        "value": "203"
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                    {
                        "value": "213"
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                    {
                        "value": "214"
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                ], 
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                                "value": "23"
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                                "value": "200"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
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                    {
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                    {
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                                "value": "23"
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            }, 
            {
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                    {
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                ], 
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                            {
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                            }, 
                            {
                                "value": "1000"
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                    {
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                    {
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                                "value": "1000"
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                            {
                                "value": "1000"
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                    {
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                                "value": "200"
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                    {
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                            {
                                "value": "200"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
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                    }, 
                    {
                        "units": "h", 
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                                "value": "0"
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                                "value": "50"
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                            {
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                            {
                                "value": "500"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
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        ]
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                "name": "Hot Isostatic Pressing"
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                "name": "NIST_SRD-30"
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        ], 
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            }, 
            {
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            }, 
            {
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                    {
                        "value": "6.018"
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                    {
                        "value": "6.056"
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                    {
                        "value": "6.064"
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                ], 
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                        "units": "$^{\\circ}$C", 
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                                "value": "23"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
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                    }, 
                    {
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                                "value": "0"
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                                "value": "50"
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                            {
                                "value": "500"
                            }
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
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            }, 
            {
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            }, 
            {
                "scalars": [
                    {
                        "value": "Koransha"
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "214"
                    }, 
                    {
                        "value": "214"
                    }, 
                    {
                        "value": "212"
                    }, 
                    {
                        "value": "213"
                    }
                ], 
                "units": "GPa", 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
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                    }, 
                    {
                        "units": "h", 
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                                "value": "0"
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                            {
                                "value": "50"
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                            {
                                "value": "100"
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                            {
                                "value": "500"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
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        ]
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        ], 
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        ], 
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            {
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                    {
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            }, 
            {
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                    {
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                    }, 
                    {
                        "uncertainty": "115", 
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                    {
                        "uncertainty": "132", 
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                    {
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                ], 
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                                "value": "23"
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                            {
                                "value": "200"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
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                    }, 
                    {
                        "units": "h", 
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                                "value": "0"
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                                "value": "50"
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                            {
                                "value": "500"
                            }
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
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                        "value": "11.5"
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                                "value": "23"
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
                            }
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                    {
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                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
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                                "value": "1000"
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                    {
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                    {
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                            {
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                            {
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                        "value": "199"
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                            {
                                "value": "1000"
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                    {
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                    {
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                    {
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                                "value": "1000"
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                            {
                                "value": "1000"
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                    {
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }
                        ], 
                        "name": "Oxidation Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Test Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Evaluation of Japanese Yttria Tetragonal Zirconia Polycrystal (Y-TZP) Materials, J.J. Swab, Ceramic Engineering and Science Proceedings, Vol. 8 7, pp. 886-891 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "NGK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "10.9"
                    }, 
                    {
                        "value": "11.3"
                    }, 
                    {
                        "value": "10.4"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Oxidation Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }
                        ], 
                        "name": "Oxidation Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Test Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Evaluation of Japanese Yttria Tetragonal Zirconia Polycrystal (Y-TZP) Materials, J.J. Swab, Ceramic Engineering and Science Proceedings, Vol. 8 7, pp. 886-891 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "NGK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "15.2"
                    }, 
                    {
                        "value": "16.5"
                    }, 
                    {
                        "value": "10.0"
                    }, 
                    {
                        "value": "10.6"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Oxidation Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }
                        ], 
                        "name": "Oxidation Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Test Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Evaluation of Japanese Yttria Tetragonal Zirconia Polycrystal (Y-TZP) Materials, J.J. Swab, Ceramic Engineering and Science Proceedings, Vol. 8 7, pp. 886-891 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "NGK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "873"
                    }, 
                    {
                        "value": "904"
                    }, 
                    {
                        "value": "754"
                    }, 
                    {
                        "value": "754"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Oxidation Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }
                        ], 
                        "name": "Oxidation Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Test Temperature"
                    }
                ], 
                "name": "Weibull Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Measurement and Analysis of Elastic and Anelastic Properties of Alumina and Silicon Carbide, A. Wolfenden, Journal of Materials Science, Vol. 32, pp. 2275-2282 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "McDanel Refractory Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "436"
                    }, 
                    {
                        "value": "402"
                    }, 
                    {
                        "value": "384"
                    }, 
                    {
                        "value": "379"
                    }, 
                    {
                        "value": "380"
                    }, 
                    {
                        "value": "377"
                    }, 
                    {
                        "value": "363"
                    }, 
                    {
                        "value": "357"
                    }, 
                    {
                        "value": "289"
                    }, 
                    {
                        "value": "283"
                    }, 
                    {
                        "value": "277"
                    }, 
                    {
                        "value": "264"
                    }, 
                    {
                        "value": "256"
                    }, 
                    {
                        "value": "251"
                    }, 
                    {
                        "value": "248"
                    }, 
                    {
                        "value": "246"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "613"
                            }, 
                            {
                                "value": "619"
                            }, 
                            {
                                "value": "663"
                            }, 
                            {
                                "value": "743"
                            }, 
                            {
                                "value": "763"
                            }, 
                            {
                                "value": "1034"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1218"
                            }, 
                            {
                                "value": "1247"
                            }, 
                            {
                                "value": "1293"
                            }, 
                            {
                                "value": "1373"
                            }, 
                            {
                                "value": "1413"
                            }, 
                            {
                                "value": "1449"
                            }, 
                            {
                                "value": "1463"
                            }, 
                            {
                                "value": "1473"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Measurement and Analysis of Elastic and Anelastic Properties of Alumina and Silicon Carbide, A. Wolfenden, Journal of Materials Science, Vol. 32, pp. 2275-2282 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "450"
                    }, 
                    {
                        "value": "434"
                    }, 
                    {
                        "value": "418"
                    }, 
                    {
                        "value": "430"
                    }, 
                    {
                        "value": "414"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "633"
                            }, 
                            {
                                "value": "787"
                            }, 
                            {
                                "value": "1108"
                            }, 
                            {
                                "value": "1322"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Hot Hydrogen Exposure Degradation of the Strength of Mullite, T.P. Herbell, D.R. Hull, and A. Garg, Journal of the American Ceramic Society, Vol. 81 4, pp. 910-916 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Kyocera"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "K-635"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.06"
                    }, 
                    {
                        "value": "3.04"
                    }, 
                    {
                        "value": "3.01"
                    }, 
                    {
                        "value": "3.02"
                    }, 
                    {
                        "value": "2.94"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Hydrogen"
                            }
                        ], 
                        "name": "Environment"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1250"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "125"
                            }, 
                            {
                                "value": "500"
                            }
                        ], 
                        "name": "Exposure Time"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Hot Hydrogen Exposure Degradation of the Strength of Mullite, T.P. Herbell, D.R. Hull, and A. Garg, Journal of the American Ceramic Society, Vol. 81 4, pp. 910-916 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Kyocera"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "K-635"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "147"
                    }, 
                    {
                        "value": "152"
                    }, 
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "224"
                    }, 
                    {
                        "value": "275"
                    }, 
                    {
                        "value": "299"
                    }, 
                    {
                        "value": "241"
                    }, 
                    {
                        "value": "103"
                    }, 
                    {
                        "value": "147"
                    }, 
                    {
                        "value": "163"
                    }, 
                    {
                        "value": "297"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Hydrogen"
                            }, 
                            {
                                "value": "Hydrogen"
                            }, 
                            {
                                "value": "Hydrogen"
                            }, 
                            {
                                "value": "Hydrogen"
                            }, 
                            {
                                "value": "Hydrogen"
                            }, 
                            {
                                "value": "Hydrogen"
                            }, 
                            {
                                "value": "Hydrogen"
                            }, 
                            {
                                "value": "Hydrogen"
                            }, 
                            {
                                "value": "Helium"
                            }, 
                            {
                                "value": "Helium"
                            }, 
                            {
                                "value": "Helium"
                            }
                        ], 
                        "name": "Environment"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1250"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "125"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Exposure Time"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Hot Hydrogen Exposure Degradation of the Strength of Mullite, T.P. Herbell, D.R. Hull, and A. Garg, Journal of the American Ceramic Society, Vol. 81 4, pp. 910-916 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Kyocera"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "K-635"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "10"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Aspect Ratio"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Length"
                            }
                        ], 
                        "name": "Grain Dimension"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Oxidation Behavior of Al2O3-AlN-TiN Composites, Y.G. Gogotsi, F. Porz, and V.P. Yaroshenko, Journal of the American Ceramic Society, Vol. 75 8, pp. 2251-2259 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum oxynitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "(1-x-y)Al2O3.xAlN.yTiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O-N:TiN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "0.4"
                    }, 
                    {
                        "value": "0.4"
                    }, 
                    {
                        "value": "0.2"
                    }, 
                    {
                        "value": "0.2"
                    }, 
                    {
                        "value": "0.1"
                    }, 
                    {
                        "value": "0.25"
                    }, 
                    {
                        "value": "0.17"
                    }, 
                    {
                        "value": "0.1"
                    }, 
                    {
                        "value": "0.14"
                    }, 
                    {
                        "value": "0.1"
                    }, 
                    {
                        "value": "0.1"
                    }, 
                    {
                        "value": "0.1"
                    }, 
                    {
                        "value": "0.1"
                    }, 
                    {
                        "value": "0.06"
                    }, 
                    {
                        "value": "0.04"
                    }, 
                    {
                        "value": "0.04"
                    }, 
                    {
                        "value": "0.04"
                    }, 
                    {
                        "value": "0.04"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mass Fraction of AlN"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.5"
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                            {
                                "value": "1"
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                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "55"
                            }, 
                            {
                                "value": "60"
                            }
                        ], 
                        "name": "Oxidation Time"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Oxidation Behavior of Al2O3-AlN-TiN Composites, Y.G. Gogotsi, F. Porz, and V.P. Yaroshenko, Journal of the American Ceramic Society, Vol. 75 8, pp. 2251-2259 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum oxynitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "(1-x-y)Al2O3.xAlN.yTiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O-N:TiN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.38"
                    }, 
                    {
                        "value": "4.20"
                    }, 
                    {
                        "value": "4.00"
                    }, 
                    {
                        "value": "3.92"
                    }, 
                    {
                        "value": "3.82"
                    }, 
                    {
                        "value": "3.80"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "43"
                            }, 
                            {
                                "value": "55"
                            }, 
                            {
                                "value": "58"
                            }
                        ], 
                        "name": "Mass Fraction of AlN"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Oxidation Behavior of Al2O3-AlN-TiN Composites, Y.G. Gogotsi, F. Porz, and V.P. Yaroshenko, Journal of the American Ceramic Society, Vol. 75 8, pp. 2251-2259 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum oxynitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "(1-x-y)Al2O3.xAlN.yTiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O-N:TiN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "20", 
                        "value": "380"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "420"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "375"
                    }, 
                    {
                        "uncertainty": "30", 
                        "value": "470"
                    }, 
                    {
                        "uncertainty": "15", 
                        "value": "560"
                    }, 
                    {
                        "uncertainty": "40", 
                        "value": "420"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "310"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "355"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "355"
                    }, 
                    {
                        "uncertainty": "10", 
                        "value": "255"
                    }, 
                    {
                        "uncertainty": "25", 
                        "value": "230"
                    }, 
                    {
                        "uncertainty": "25", 
                        "value": "235"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "3-point"
                            }, 
                            {
                                "value": "3-point"
                            }, 
                            {
                                "value": "3-point"
                            }, 
                            {
                                "value": "3-point"
                            }, 
                            {
                                "value": "3-point"
                            }, 
                            {
                                "value": "3-point"
                            }, 
                            {
                                "value": "4-point"
                            }, 
                            {
                                "value": "4-point"
                            }, 
                            {
                                "value": "4-point"
                            }, 
                            {
                                "value": "4-point"
                            }, 
                            {
                                "value": "4-point"
                            }, 
                            {
                                "value": "4-point"
                            }
                        ], 
                        "name": "Type of Bend Test"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "43"
                            }, 
                            {
                                "value": "58"
                            }, 
                            {
                                "value": "43"
                            }, 
                            {
                                "value": "43"
                            }, 
                            {
                                "value": "43"
                            }, 
                            {
                                "value": "43"
                            }, 
                            {
                                "value": "43"
                            }, 
                            {
                                "value": "43"
                            }
                        ], 
                        "name": "Mass Fraction of AlN"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Oxidation Behavior of Al2O3-AlN-TiN Composites, Y.G. Gogotsi, F. Porz, and V.P. Yaroshenko, Journal of the American Ceramic Society, Vol. 75 8, pp. 2251-2259 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum oxynitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "(1-x-y)Al2O3.xAlN.yTiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O-N:TiN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.21"
                    }, 
                    {
                        "value": "5.40"
                    }, 
                    {
                        "value": "5.10"
                    }, 
                    {
                        "value": "5.36"
                    }, 
                    {
                        "value": "5.60"
                    }, 
                    {
                        "value": "5.65"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "55"
                            }, 
                            {
                                "value": "58"
                            }
                        ], 
                        "name": "Mass Fraction of AlN"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Oxidation Behavior of Al2O3-AlN-TiN Composites, Y.G. Gogotsi, F. Porz, and V.P. Yaroshenko, Journal of the American Ceramic Society, Vol. 75 8, pp. 2251-2259 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum oxynitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "(1-x-y)Al2O3.xAlN.yTiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O-N:TiN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "15.2"
                    }, 
                    {
                        "value": "16.0"
                    }, 
                    {
                        "value": "16.9"
                    }, 
                    {
                        "value": "15.4"
                    }, 
                    {
                        "value": "13.0"
                    }, 
                    {
                        "value": "12.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "55"
                            }, 
                            {
                                "value": "58"
                            }
                        ], 
                        "name": "Mass Fraction of AlN"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Oxide Fibers:  Building Blocks for New Applications, T.L. Tompkins, Ceramic Industry, Vol. 144 4, pp. 45-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiO2.yB2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3M Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nextel 312"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }, 
                    {
                        "value": "B2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "62"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "14"
                            }
                        ], 
                        "name": "Mass Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Oxide Fibers:  Building Blocks for New Applications, T.L. Tompkins, Ceramic Industry, Vol. 144 4, pp. 45-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiO2.yB2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3M Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nextel 312"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.70"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Oxide Fibers:  Building Blocks for New Applications, T.L. Tompkins, Ceramic Industry, Vol. 144 4, pp. 45-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiO2.yB2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3M Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nextel 312"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "1700"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Oxide Fibers:  Building Blocks for New Applications, T.L. Tompkins, Ceramic Industry, Vol. 144 4, pp. 45-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiO2.yB2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3M Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nextel 312"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "25", 
                                "maximum": "500"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Oxide Fibers:  Building Blocks for New Applications, T.L. Tompkins, Ceramic Industry, Vol. 144 4, pp. 45-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiO2.yB2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3M Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nextel 440"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }, 
                    {
                        "value": "B2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Mass Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Oxide Fibers:  Building Blocks for New Applications, T.L. Tompkins, Ceramic Industry, Vol. 144 4, pp. 45-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiO2.yB2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3M Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nextel 440"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.05"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Oxide Fibers:  Building Blocks for New Applications, T.L. Tompkins, Ceramic Industry, Vol. 144 4, pp. 45-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiO2.yB2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3M Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nextel 440"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "2000"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Oxide Fibers:  Building Blocks for New Applications, T.L. Tompkins, Ceramic Industry, Vol. 144 4, pp. 45-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiO2.yB2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3M Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nextel 440"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.3"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
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                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Oxide Fibers:  Building Blocks for New Applications, T.L. Tompkins, Ceramic Industry, Vol. 144 4, pp. 45-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3M Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nextel 720"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "2100"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Oxide Fibers:  Building Blocks for New Applications, T.L. Tompkins, Ceramic Industry, Vol. 144 4, pp. 45-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3M Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nextel 720"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.0"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "100", 
                                "maximum": "1100"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Heat Contents of Aluminates of Calcium and Magnesium, K.R. Bonnickson, Journal of Physical Chemistry, Vol. 59, pp. 220-221 (1955), published by American Chemical Society."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "819.1"
                    }, 
                    {
                        "value": "977.7"
                    }, 
                    {
                        "value": "1061"
                    }, 
                    {
                        "value": "1115"
                    }, 
                    {
                        "value": "1155"
                    }, 
                    {
                        "value": "1188"
                    }, 
                    {
                        "value": "1216"
                    }, 
                    {
                        "value": "1242"
                    }, 
                    {
                        "value": "1265"
                    }, 
                    {
                        "value": "1288"
                    }, 
                    {
                        "value": "1310"
                    }, 
                    {
                        "value": "1331"
                    }, 
                    {
                        "value": "1352"
                    }, 
                    {
                        "value": "1372"
                    }, 
                    {
                        "value": "1392"
                    }, 
                    {
                        "value": "1412"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "116.5"
                            }, 
                            {
                                "value": "139.1"
                            }, 
                            {
                                "value": "151.0"
                            }, 
                            {
                                "value": "158.7"
                            }, 
                            {
                                "value": "164.4"
                            }, 
                            {
                                "value": "169.0"
                            }, 
                            {
                                "value": "173.0"
                            }, 
                            {
                                "value": "176.7"
                            }, 
                            {
                                "value": "180.0"
                            }, 
                            {
                                "value": "183.3"
                            }, 
                            {
                                "value": "186.4"
                            }, 
                            {
                                "value": "189.4"
                            }, 
                            {
                                "value": "192.3"
                            }, 
                            {
                                "value": "195.2"
                            }, 
                            {
                                "value": "198.1"
                            }, 
                            {
                                "value": "200.9"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Diamond and Graphite, P.D. Ownby and R.W. Stewart, Engineered Materials Handbook, Vol. 4, pp. 821-834 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "name": "Bulk Modulus", 
                "scalars": [
                    {
                        "value": "515"
                    }, 
                    {
                        "value": "330"
                    }
                ], 
                "maximum": [
                    "590", 
                    "372"
                ], 
                "minimum": [
                    "440", 
                    "290"
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Natural"
                            }, 
                            {
                                "value": "Polycrystal"
                            }
                        ], 
                        "name": "Type"
                    }
                ]
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Diamond and Graphite, P.D. Ownby and R.W. Stewart, Engineered Materials Handbook, Vol. 4, pp. 821-834 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "name": "Compressive Strength", 
                "scalars": [
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "5"
                    }, 
                    {
                        "value": "4"
                    }
                ], 
                "maximum": [
                    "16.5", 
                    "5.8", 
                    "6.9"
                ], 
                "minimum": [
                    "8.68", 
                    "4.5", 
                    "1.9"
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Natural"
                            }, 
                            {
                                "value": "Synthetic"
                            }, 
                            {
                                "value": "Polycrystal"
                            }
                        ], 
                        "name": "Type"
                    }
                ]
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Diamond and Graphite, P.D. Ownby and R.W. Stewart, Engineered Materials Handbook, Vol. 4, pp. 821-834 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.5597"
                    }, 
                    {
                        "value": "2.5221"
                    }, 
                    {
                        "value": "4.1186"
                    }, 
                    {
                        "value": "2.5221"
                    }, 
                    {
                        "value": "8.2371"
                    }, 
                    {
                        "value": "2.5221"
                    }, 
                    {
                        "value": "12.3557"
                    }, 
                    {
                        "value": "2.5221"
                    }, 
                    {
                        "value": "16.4743"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "FD3M"
                            }, 
                            {
                                "value": "P63/mmc"
                            }, 
                            {
                                "value": "P63/mmc"
                            }, 
                            {
                                "value": "P63/mmc"
                            }, 
                            {
                                "value": "P63/mmc"
                            }, 
                            {
                                "value": "P63/mmc"
                            }, 
                            {
                                "value": "P63/mmc"
                            }, 
                            {
                                "value": "P63/mmc"
                            }, 
                            {
                                "value": "P63/mmc"
                            }
                        ], 
                        "name": "Space Group"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "3C"
                            }, 
                            {
                                "value": "2H"
                            }, 
                            {
                                "value": "2H"
                            }, 
                            {
                                "value": "4H"
                            }, 
                            {
                                "value": "4H"
                            }, 
                            {
                                "value": "6H"
                            }, 
                            {
                                "value": "6H"
                            }, 
                            {
                                "value": "8H"
                            }, 
                            {
                                "value": "8H"
                            }
                        ], 
                        "name": "Polytype"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Diamond and Graphite, P.D. Ownby and R.W. Stewart, Engineered Materials Handbook, Vol. 4, pp. 821-834 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "name": "Density", 
                "scalars": [
                    {
                        "value": "3.51"
                    }, 
                    {
                        "value": "3.35"
                    }, 
                    {
                        "value": "3.50"
                    }, 
                    {
                        "value": "2.65"
                    }
                ], 
                "maximum": [
                    "3.52", 
                    "3.52", 
                    "4.00", 
                    "3.50"
                ], 
                "minimum": [
                    "3.51", 
                    "3.20", 
                    "3.00", 
                    "1.80"
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Natural"
                            }, 
                            {
                                "value": "Synthetic"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Thin film"
                            }
                        ], 
                        "name": "Type"
                    }
                ]
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Diamond and Graphite, P.D. Ownby and R.W. Stewart, Engineered Materials Handbook, Vol. 4, pp. 821-834 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "name": "Elastic Modulus", 
                "scalars": [
                    {
                        "value": "950"
                    }, 
                    {
                        "value": "860"
                    }, 
                    {
                        "value": "850"
                    }, 
                    {
                        "value": "785"
                    }
                ], 
                "maximum": [
                    "1200", 
                    "925", 
                    "950", 
                    "1035"
                ], 
                "minimum": [
                    "700", 
                    "800", 
                    "750", 
                    "535"
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Natural"
                            }, 
                            {
                                "value": "Synthetic"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Thin film"
                            }
                        ], 
                        "name": "Type"
                    }
                ]
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Diamond and Graphite, P.D. Ownby and R.W. Stewart, Engineered Materials Handbook, Vol. 4, pp. 821-834 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "name": "Flexural Strength", 
                "scalars": [
                    {
                        "value": "1050"
                    }, 
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "970"
                    }
                ], 
                "maximum": [
                    "-", 
                    "1400", 
                    "1550"
                ], 
                "minimum": [
                    "1050", 
                    "800", 
                    "390"
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Natural"
                            }, 
                            {
                                "value": "Synthetic"
                            }, 
                            {
                                "value": "Polycrystal"
                            }
                        ], 
                        "name": "Type"
                    }
                ]
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Diamond and Graphite, P.D. Ownby and R.W. Stewart, Engineered Materials Handbook, Vol. 4, pp. 821-834 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "name": "Fracture Toughness", 
                "scalars": [
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "7.5"
                    }
                ], 
                "maximum": [
                    "-", 
                    "10.7", 
                    " 8.8"
                ], 
                "minimum": [
                    "3.4", 
                    "6.0", 
                    "6.0"
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Natural"
                            }, 
                            {
                                "value": "Synthetic"
                            }, 
                            {
                                "value": "Polycrystal"
                            }
                        ], 
                        "name": "Type"
                    }
                ]
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Diamond and Graphite, P.D. Ownby and R.W. Stewart, Engineered Materials Handbook, Vol. 4, pp. 821-834 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.1"
                    }, 
                    {
                        "value": "0.1"
                    }, 
                    {
                        "value": "0.2"
                    }, 
                    {
                        "value": "0.3"
                    }
                ], 
                "minimum": [
                    "0.05", 
                    "0.05", 
                    "0.02", 
                    "0.15"
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Natural"
                            }, 
                            {
                                "value": "Synthetic"
                            }, 
                            {
                                "value": "Polycryst"
                            }, 
                            {
                                "value": "Thin film"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "maximum": [
                    "0.10", 
                    "0.15", 
                    "0.40", 
                    "0.45"
                ], 
                "name": "Friction Coefficient"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Diamond and Graphite, P.D. Ownby and R.W. Stewart, Engineered Materials Handbook, Vol. 4, pp. 821-834 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "name": "Hardness", 
                "scalars": [
                    {
                        "value": "115"
                    }, 
                    {
                        "value": "115"
                    }, 
                    {
                        "value": "60"
                    }, 
                    {
                        "value": "75"
                    }
                ], 
                "maximum": [
                    "147", 
                    "131", 
                    "98", 
                    "118"
                ], 
                "minimum": [
                    "88", 
                    "95", 
                    "25", 
                    "29"
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Natural"
                            }, 
                            {
                                "value": "Synthetic"
                            }, 
                            {
                                "value": "Polycrystal"
                            }, 
                            {
                                "value": "Thin film"
                            }
                        ], 
                        "name": "Type"
                    }
                ]
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Diamond and Graphite, P.D. Ownby and R.W. Stewart, Engineered Materials Handbook, Vol. 4, pp. 821-834 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.2"
                    }, 
                    {
                        "value": "0.2"
                    }, 
                    {
                        "value": "0.1"
                    }
                ], 
                "minimum": [
                    "0.10", 
                    "0.20", 
                    "0.07"
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Natural"
                            }, 
                            {
                                "value": "Synthetic"
                            }, 
                            {
                                "value": "Polycrystal"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "maximum": [
                    "0.29", 
                    "-", 
                    "0.20"
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Diamond and Graphite, P.D. Ownby and R.W. Stewart, Engineered Materials Handbook, Vol. 4, pp. 821-834 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "17.5"
                    }, 
                    {
                        "value": "18.2"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "(100)"
                            }, 
                            {
                                "value": "(110)"
                            }
                        ], 
                        "name": "Crystal Face"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Natural"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Diamond and Graphite, P.D. Ownby and R.W. Stewart, Engineered Materials Handbook, Vol. 4, pp. 821-834 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "name": "Tensile Strength", 
                "scalars": [
                    {
                        "value": "25"
                    }, 
                    {
                        "value": "25"
                    }, 
                    {
                        "value": "1"
                    }
                ], 
                "maximum": [
                    "32.4", 
                    "32.4", 
                    "1.50"
                ], 
                "minimum": [
                    "16.4", 
                    "21.6", 
                    "0.34"
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Natural"
                            }, 
                            {
                                "value": "Synthetic"
                            }, 
                            {
                                "value": "Polycrystal"
                            }
                        ], 
                        "name": "Type"
                    }
                ]
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Diamond and Graphite, P.D. Ownby and R.W. Stewart, Engineered Materials Handbook, Vol. 4, pp. 821-834 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "9200"
                    }, 
                    {
                        "value": "13000"
                    }, 
                    {
                        "value": "12000"
                    }, 
                    {
                        "value": "2200"
                    }, 
                    {
                        "value": "3"
                    }, 
                    {
                        "value": "225"
                    }, 
                    {
                        "value": "930"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "65"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "290"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Synthetic"
                            }, 
                            {
                                "value": "Synthetic"
                            }, 
                            {
                                "value": "Synthetic"
                            }, 
                            {
                                "value": "Synthetic"
                            }, 
                            {
                                "value": "Synthetic"
                            }, 
                            {
                                "value": "Synthetic"
                            }, 
                            {
                                "value": "Thin Films"
                            }, 
                            {
                                "value": "Thin Films"
                            }, 
                            {
                                "value": "Thin Films"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Diamond and Graphite, P.D. Ownby and R.W. Stewart, Engineered Materials Handbook, Vol. 4, pp. 821-834 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0.1"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.6"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Various"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elevated-Temperature Fracture Resistance of a Sintered $\\alpha$-Silicon Carbide, A. Ghosh, M.G. Jenkins, K.W. White, A.S. Kobayashi, and R.C. Bradt, Journal of the American Ceramic Society, Vol. 72 2, pp. 242-247 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "348"
                    }, 
                    {
                        "value": "355"
                    }, 
                    {
                        "value": "348"
                    }, 
                    {
                        "value": "362"
                    }, 
                    {
                        "value": "344"
                    }, 
                    {
                        "value": "369"
                    }, 
                    {
                        "value": "379"
                    }, 
                    {
                        "value": "403"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elevated-Temperature Fracture Resistance of a Sintered $\\alpha$-Silicon Carbide, A. Ghosh, M.G. Jenkins, K.W. White, A.S. Kobayashi, and R.C. Bradt, Journal of the American Ceramic Society, Vol. 72 2, pp. 242-247 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.31", 
                        "value": "2.91"
                    }, 
                    {
                        "uncertainty": "0.33", 
                        "value": "2.64"
                    }, 
                    {
                        "uncertainty": "0.41", 
                        "value": "2.88"
                    }, 
                    {
                        "uncertainty": "0.49", 
                        "value": "3.19"
                    }, 
                    {
                        "uncertainty": "0.68", 
                        "value": "2.71"
                    }, 
                    {
                        "uncertainty": "0.68", 
                        "value": "2.76"
                    }, 
                    {
                        "uncertainty": "0.05", 
                        "value": "3.37"
                    }, 
                    {
                        "uncertainty": "0.87", 
                        "value": "2.91"
                    }, 
                    {
                        "uncertainty": "0.10", 
                        "value": "3.88"
                    }, 
                    {
                        "uncertainty": "0.32", 
                        "value": "3.74"
                    }, 
                    {
                        "uncertainty": "0.22", 
                        "value": "3.54"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "4.04"
                    }, 
                    {
                        "uncertainty": "0.45", 
                        "value": "4.27"
                    }, 
                    {
                        "uncertainty": "0.23", 
                        "value": "4.19"
                    }, 
                    {
                        "uncertainty": "0.40", 
                        "value": "3.95"
                    }, 
                    {
                        "uncertainty": "0.30", 
                        "value": "4.73"
                    }, 
                    {
                        "uncertainty": "0.35", 
                        "value": "3.01"
                    }, 
                    {
                        "uncertainty": "0.44", 
                        "value": "3.14"
                    }, 
                    {
                        "uncertainty": "0.31", 
                        "value": "3.02"
                    }, 
                    {
                        "uncertainty": "0.27", 
                        "value": "3.15"
                    }, 
                    {
                        "uncertainty": "0.26", 
                        "value": "3.36"
                    }, 
                    {
                        "uncertainty": "0.41", 
                        "value": "3.25"
                    }, 
                    {
                        "uncertainty": "0.32", 
                        "value": "3.28"
                    }, 
                    {
                        "uncertainty": "0.19", 
                        "value": "2.93"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "SN"
                            }, 
                            {
                                "value": "SN"
                            }, 
                            {
                                "value": "SN"
                            }, 
                            {
                                "value": "SN"
                            }, 
                            {
                                "value": "SN"
                            }, 
                            {
                                "value": "SN"
                            }, 
                            {
                                "value": "SN"
                            }, 
                            {
                                "value": "SN"
                            }, 
                            {
                                "value": "CM"
                            }, 
                            {
                                "value": "CM"
                            }, 
                            {
                                "value": "CM"
                            }, 
                            {
                                "value": "CM"
                            }, 
                            {
                                "value": "CM"
                            }, 
                            {
                                "value": "CM"
                            }, 
                            {
                                "value": "CM"
                            }, 
                            {
                                "value": "CM"
                            }
                        ], 
                        "name": "Procedure"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Testing of Ceramics, S.G. Seshadri and K.Y. Chia, Journal of the American Ceramic Society, Vol. 70 10, pp. C242-C244 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "10", 
                        "value": "421"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Testing of Ceramics, S.G. Seshadri and K.Y. Chia, Journal of the American Ceramic Society, Vol. 70 10, pp. C242-C244 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "160"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Testing of Ceramics, S.G. Seshadri and K.Y. Chia, Journal of the American Ceramic Society, Vol. 70 10, pp. C242-C244 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Tensile"
                            }
                        ], 
                        "name": "Stress Mode"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep in Yttria- and Scandia-Stabilized Zirconia, P.E. Evans, Journal of the American Ceramic Society, Vol. 53 7, pp. 365-369 (1970), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1200"
                    }, 
                    {
                        "value": "920"
                    }, 
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "84"
                    }, 
                    {
                        "value": "46"
                    }, 
                    {
                        "value": "58"
                    }, 
                    {
                        "value": "40"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "320"
                    }, 
                    {
                        "value": "520"
                    }, 
                    {
                        "value": "1000"
                    }, 
                    {
                        "value": "2100"
                    }, 
                    {
                        "value": "6100"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Annealing Time"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "8.3"
                            }, 
                            {
                                "value": "20.8"
                            }, 
                            {
                                "value": "33.8"
                            }, 
                            {
                                "value": "47.7"
                            }, 
                            {
                                "value": "58.7"
                            }, 
                            {
                                "value": "72.2"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1542"
                            }, 
                            {
                                "value": "1491"
                            }, 
                            {
                                "value": "1488"
                            }, 
                            {
                                "value": "1422"
                            }, 
                            {
                                "value": "1419"
                            }, 
                            {
                                "value": "1388"
                            }, 
                            {
                                "value": "1377"
                            }, 
                            {
                                "value": "1322"
                            }, 
                            {
                                "value": "1319"
                            }, 
                            {
                                "value": "1485"
                            }, 
                            {
                                "value": "1485"
                            }, 
                            {
                                "value": "1485"
                            }, 
                            {
                                "value": "1485"
                            }, 
                            {
                                "value": "1485"
                            }, 
                            {
                                "value": "1485"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep in Yttria- and Scandia-Stabilized Zirconia, P.E. Evans, Journal of the American Ceramic Society, Vol. 53 7, pp. 365-369 (1970), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xSc2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Sc"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "28000"
                    }, 
                    {
                        "value": "16000"
                    }, 
                    {
                        "value": "15000"
                    }, 
                    {
                        "value": "7500"
                    }, 
                    {
                        "value": "4200"
                    }, 
                    {
                        "value": "3400"
                    }, 
                    {
                        "value": "37000"
                    }, 
                    {
                        "value": "37000"
                    }, 
                    {
                        "value": "16000"
                    }, 
                    {
                        "value": "15000"
                    }, 
                    {
                        "value": "6700"
                    }, 
                    {
                        "value": "6200"
                    }, 
                    {
                        "value": "2700"
                    }, 
                    {
                        "value": "1200"
                    }, 
                    {
                        "value": "940"
                    }, 
                    {
                        "value": "880"
                    }, 
                    {
                        "value": "410"
                    }, 
                    {
                        "value": "270"
                    }, 
                    {
                        "value": "900"
                    }, 
                    {
                        "value": "3000"
                    }, 
                    {
                        "value": "7500"
                    }, 
                    {
                        "value": "11000"
                    }, 
                    {
                        "value": "16000"
                    }, 
                    {
                        "value": "20000"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Annealing Time"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "33.5"
                            }, 
                            {
                                "value": "4.4"
                            }, 
                            {
                                "value": "8.7"
                            }, 
                            {
                                "value": "16.2"
                            }, 
                            {
                                "value": "22.8"
                            }, 
                            {
                                "value": "29.4"
                            }, 
                            {
                                "value": "34.6"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1519"
                            }, 
                            {
                                "value": "1472"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1419"
                            }, 
                            {
                                "value": "1369"
                            }, 
                            {
                                "value": "1366"
                            }, 
                            {
                                "value": "1416"
                            }, 
                            {
                                "value": "1408"
                            }, 
                            {
                                "value": "1372"
                            }, 
                            {
                                "value": "1358"
                            }, 
                            {
                                "value": "1319"
                            }, 
                            {
                                "value": "1319"
                            }, 
                            {
                                "value": "1261"
                            }, 
                            {
                                "value": "1215"
                            }, 
                            {
                                "value": "1208"
                            }, 
                            {
                                "value": "1211"
                            }, 
                            {
                                "value": "1166"
                            }, 
                            {
                                "value": "1166"
                            }, 
                            {
                                "value": "1378"
                            }, 
                            {
                                "value": "1378"
                            }, 
                            {
                                "value": "1378"
                            }, 
                            {
                                "value": "1378"
                            }, 
                            {
                                "value": "1378"
                            }, 
                            {
                                "value": "1378"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Titanium Diboride, C. Mroz, American Ceramic Society Bulletin, Vol. 73 6, pp. 136-137 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.52"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Titanium Diboride, C. Mroz, American Ceramic Society Bulletin, Vol. 73 6, pp. 136-137 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "540"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "GPa", 
                        "scalars": [
                            {
                                "minimum": "510", 
                                "maximum": "575"
                            }
                        ], 
                        "name": "Typical Range"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Titanium Diboride, C. Mroz, American Ceramic Society Bulletin, Vol. 73 6, pp. 136-137 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "450"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "minimum": "350", 
                                "maximum": "575"
                            }
                        ], 
                        "name": "Typical Range"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Titanium Diboride, C. Mroz, American Ceramic Society Bulletin, Vol. 73 6, pp. 136-137 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "MPa m$^{1/2}$", 
                        "scalars": [
                            {
                                "minimum": "5", 
                                "maximum": "7"
                            }
                        ], 
                        "name": "Typical Range"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Titanium Diboride, C. Mroz, American Ceramic Society Bulletin, Vol. 73 6, pp. 136-137 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "22"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "GPa", 
                        "scalars": [
                            {
                                "minimum": "18", 
                                "maximum": "27"
                            }
                        ], 
                        "name": "Typical Range"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Titanium Diboride, C. Mroz, American Ceramic Society Bulletin, Vol. 73 6, pp. 136-137 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.19"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "minimum": "0.18", 
                                "maximum": "0.20"
                            }
                        ], 
                        "name": "Typical Range"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Titanium Diboride, C. Mroz, American Ceramic Society Bulletin, Vol. 73 6, pp. 136-137 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "25"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermodynamic Properties of Thorium Dioxide from 298 to 1,200 K, A.C. Victor and T.B. Douglas, Journal of Research of the National Bureau of Standards, Vol. 65 2, pp. 105-111 (1961), published by U.S. National Bureau of Standards."
            }
        ], 
        "names": [
            "Thoria"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ThO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Th-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "233.9"
                    }, 
                    {
                        "value": "234.7"
                    }, 
                    {
                        "value": "240.6"
                    }, 
                    {
                        "value": "245.7"
                    }, 
                    {
                        "value": "250.0"
                    }, 
                    {
                        "value": "253.6"
                    }, 
                    {
                        "value": "256.9"
                    }, 
                    {
                        "value": "259.8"
                    }, 
                    {
                        "value": "262.3"
                    }, 
                    {
                        "value": "264.7"
                    }, 
                    {
                        "value": "266.9"
                    }, 
                    {
                        "value": "268.8"
                    }, 
                    {
                        "value": "272.9"
                    }, 
                    {
                        "value": "276.4"
                    }, 
                    {
                        "value": "279.6"
                    }, 
                    {
                        "value": "282.3"
                    }, 
                    {
                        "value": "284.8"
                    }, 
                    {
                        "value": "287.0"
                    }, 
                    {
                        "value": "289.3"
                    }, 
                    {
                        "value": "291.2"
                    }, 
                    {
                        "value": "293.2"
                    }, 
                    {
                        "value": "295.0"
                    }, 
                    {
                        "value": "296.9"
                    }, 
                    {
                        "value": "298.6"
                    }, 
                    {
                        "value": "300.4"
                    }, 
                    {
                        "value": "301.9"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.15"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "360"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "420"
                            }, 
                            {
                                "value": "440"
                            }, 
                            {
                                "value": "460"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Rietveld Analysis of the Ordering in V8C7, D. Rafaja, W. Lengauer, P. Ettmayer, and V.N. Lipatnikov, Journal of Alloys and Compounds, Vol. 269, pp. 60-62 (1998), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
            "Vanadium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "V8C7", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "V-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.1250"
                    }, 
                    {
                        "value": "0.1250"
                    }, 
                    {
                        "value": "0.1250"
                    }, 
                    {
                        "value": "0.1250"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "0.6296"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "0.6204"
                    }, 
                    {
                        "value": "0.1250"
                    }, 
                    {
                        "uncertainty": "0.0008", 
                        "value": "0.3254"
                    }, 
                    {
                        "uncertainty": "0.0008", 
                        "value": "0.9246"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.3705"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.3705"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.3705"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.1216"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "0.3811"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.1326"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "C(1)"
                            }, 
                            {
                                "value": "C(1)"
                            }, 
                            {
                                "value": "C(1)"
                            }, 
                            {
                                "value": "C(2)"
                            }, 
                            {
                                "value": "C(2)"
                            }, 
                            {
                                "value": "C(2)"
                            }, 
                            {
                                "value": "C(3)"
                            }, 
                            {
                                "value": "C(3)"
                            }, 
                            {
                                "value": "C(3)"
                            }, 
                            {
                                "value": "V(1)"
                            }, 
                            {
                                "value": "V(1)"
                            }, 
                            {
                                "value": "V(1)"
                            }, 
                            {
                                "value": "V(2)"
                            }, 
                            {
                                "value": "V(2)"
                            }, 
                            {
                                "value": "V(2)"
                            }
                        ], 
                        "name": "Atom"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
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                            {
                                "value": "z"
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                            {
                                "value": "x"
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                            {
                                "value": "y"
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                            {
                                "value": "z"
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                            {
                                "value": "x"
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                            {
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                                "value": "z"
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                            {
                                "value": "x"
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                            {
                                "value": "y"
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                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }
                        ], 
                        "name": "Coordinate"
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Rietveld Analysis of the Ordering in V8C7, D. Rafaja, W. Lengauer, P. Ettmayer, and V.N. Lipatnikov, Journal of Alloys and Compounds, Vol. 269, pp. 60-62 (1998), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
            "Vanadium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "V8C7", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "V-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.00002", 
                        "value": "8.34027"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Rietveld Analysis of the Ordering in V8C7, D. Rafaja, W. Lengauer, P. Ettmayer, and V.N. Lipatnikov, Journal of Alloys and Compounds, Vol. 269, pp. 60-62 (1998), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
            "Vanadium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "V8C7", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "V-C"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Cubic"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "P4332"
                            }
                        ], 
                        "name": "Space Group"
                    }
                ], 
                "name": "Crystal Cell System"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Resistance of a Transparent Magnesium Aluminate Spinel, A. Ghosh, K.W. White, M.G. Jenkins, A.S. Kobayashi, and R.C. Bradt, Journal of the American Ceramic Society, Vol. 74 7, pp. 1624-1630 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "79"
                    }, 
                    {
                        "value": "77"
                    }, 
                    {
                        "value": "62"
                    }, 
                    {
                        "value": "56"
                    }, 
                    {
                        "value": "57"
                    }, 
                    {
                        "value": "50"
                    }, 
                    {
                        "value": "47"
                    }, 
                    {
                        "value": "48"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
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                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Resistance of a Transparent Magnesium Aluminate Spinel, A. Ghosh, K.W. White, M.G. Jenkins, A.S. Kobayashi, and R.C. Bradt, Journal of the American Ceramic Society, Vol. 74 7, pp. 1624-1630 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
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                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.44", 
                        "value": "1.46"
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                    {
                        "uncertainty": "0.11", 
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                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "1.56"
                    }, 
                    {
                        "uncertainty": "0.29", 
                        "value": "0.72"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "0.85"
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                    {
                        "uncertainty": "0.13", 
                        "value": "1.03"
                    }, 
                    {
                        "uncertainty": "0.14", 
                        "value": "1.01"
                    }, 
                    {
                        "uncertainty": "0.02", 
                        "value": "0.96"
                    }, 
                    {
                        "uncertainty": "0.11", 
                        "value": "1.79"
                    }, 
                    {
                        "uncertainty": "0.12", 
                        "value": "1.76"
                    }, 
                    {
                        "uncertainty": "0.13", 
                        "value": "1.74"
                    }, 
                    {
                        "uncertainty": "0.19", 
                        "value": "1.60"
                    }, 
                    {
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                        "value": "1.31"
                    }, 
                    {
                        "uncertainty": "0.35", 
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                    }, 
                    {
                        "uncertainty": "0.07", 
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                    }, 
                    {
                        "uncertainty": "0.06", 
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                    {
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                    {
                        "uncertainty": "0.13", 
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                    {
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                    {
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                    {
                        "uncertainty": "0.10", 
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                    {
                        "uncertainty": "0.09", 
                        "value": "1.04"
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                    {
                        "uncertainty": "0.11", 
                        "value": "1.01"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN"
                            }, 
                            {
                                "value": "SN"
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                                "value": "SN"
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                                "value": "SN"
                            }, 
                            {
                                "value": "SN"
                            }, 
                            {
                                "value": "SN"
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                            {
                                "value": "SN"
                            }, 
                            {
                                "value": "SN"
                            }, 
                            {
                                "value": "CN"
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                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
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                            {
                                "value": "CF"
                            }, 
                            {
                                "value": "CF"
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                            {
                                "value": "CF"
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                            {
                                "value": "CF"
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                            {
                                "value": "CF"
                            }, 
                            {
                                "value": "CF"
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                            {
                                "value": "CF"
                            }, 
                            {
                                "value": "CF"
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "20"
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                                "value": "1200"
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                            {
                                "value": "1400"
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                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Loss and Youngs Modulus Associated with Phase Transitions in Barium Titanate Based Ceramics, B.L. Cheng, M. Gabbay, W. Duffy,Jr., and G. Fantozzi, Journal of Materials Science, Vol. 31, pp. 4951-4955 (1996), published by Chapman and Hall."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3", 
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            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
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            }, 
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                        "value": "Polycrystalline"
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                        "value": "90"
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                        "value": "90"
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                    {
                        "value": "90"
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                    {
                        "value": "90"
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                        "value": "115"
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                        "value": "126"
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                        "value": "129"
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                        "value": "137"
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                        "value": "148"
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                        "value": "120"
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                        "value": "125"
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                    {
                        "value": "141"
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                    {
                        "value": "149"
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                    {
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                    {
                        "value": "169"
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                                "value": "0"
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                                "value": "0"
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                            {
                                "value": "0"
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                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                                "value": "0"
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                            {
                                "value": "0.5"
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                            {
                                "value": "0.5"
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                            {
                                "value": "0.5"
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                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
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                            {
                                "value": "0.5"
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                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
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                            {
                                "value": "0.5"
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                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
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                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
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                            {
                                "value": "0.6"
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                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.6"
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                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
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                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Atom Fraction of Co"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                                "value": "0"
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
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                                "value": "0"
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                                "value": "0"
                            }, 
                            {
                                "value": "0"
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                                "value": "0"
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Atom Fraction of Nb"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Rhombohedral"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Orthorhombic"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Tetragonal"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Cubic"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "114"
                            }, 
                            {
                                "value": "124"
                            }, 
                            {
                                "value": "133"
                            }, 
                            {
                                "value": "143"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "162"
                            }, 
                            {
                                "value": "171"
                            }, 
                            {
                                "value": "173"
                            }, 
                            {
                                "value": "178"
                            }, 
                            {
                                "value": "183"
                            }, 
                            {
                                "value": "183"
                            }, 
                            {
                                "value": "188"
                            }, 
                            {
                                "value": "192"
                            }, 
                            {
                                "value": "197"
                            }, 
                            {
                                "value": "209"
                            }, 
                            {
                                "value": "218"
                            }, 
                            {
                                "value": "235"
                            }, 
                            {
                                "value": "244"
                            }, 
                            {
                                "value": "256"
                            }, 
                            {
                                "value": "263"
                            }, 
                            {
                                "value": "268"
                            }, 
                            {
                                "value": "273"
                            }, 
                            {
                                "value": "275"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "287"
                            }, 
                            {
                                "value": "292"
                            }, 
                            {
                                "value": "303"
                            }, 
                            {
                                "value": "311"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "334"
                            }, 
                            {
                                "value": "346"
                            }, 
                            {
                                "value": "358"
                            }, 
                            {
                                "value": "370"
                            }, 
                            {
                                "value": "379"
                            }, 
                            {
                                "value": "386"
                            }, 
                            {
                                "value": "393"
                            }, 
                            {
                                "value": "398"
                            }, 
                            {
                                "value": "398"
                            }, 
                            {
                                "value": "401"
                            }, 
                            {
                                "value": "403"
                            }, 
                            {
                                "value": "408"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "413"
                            }, 
                            {
                                "value": "420"
                            }, 
                            {
                                "value": "193"
                            }, 
                            {
                                "value": "202"
                            }, 
                            {
                                "value": "211"
                            }, 
                            {
                                "value": "218"
                            }, 
                            {
                                "value": "222"
                            }, 
                            {
                                "value": "227"
                            }, 
                            {
                                "value": "229"
                            }, 
                            {
                                "value": "229"
                            }, 
                            {
                                "value": "236"
                            }, 
                            {
                                "value": "253"
                            }, 
                            {
                                "value": "262"
                            }, 
                            {
                                "value": "274"
                            }, 
                            {
                                "value": "283"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "297"
                            }, 
                            {
                                "value": "299"
                            }, 
                            {
                                "value": "304"
                            }, 
                            {
                                "value": "304"
                            }, 
                            {
                                "value": "309"
                            }, 
                            {
                                "value": "318"
                            }, 
                            {
                                "value": "325"
                            }, 
                            {
                                "value": "332"
                            }, 
                            {
                                "value": "342"
                            }, 
                            {
                                "value": "354"
                            }, 
                            {
                                "value": "363"
                            }, 
                            {
                                "value": "378"
                            }, 
                            {
                                "value": "389"
                            }, 
                            {
                                "value": "394"
                            }, 
                            {
                                "value": "404"
                            }, 
                            {
                                "value": "404"
                            }, 
                            {
                                "value": "404"
                            }, 
                            {
                                "value": "409"
                            }, 
                            {
                                "value": "412"
                            }, 
                            {
                                "value": "419"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "187"
                            }, 
                            {
                                "value": "201"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "232"
                            }, 
                            {
                                "value": "232"
                            }, 
                            {
                                "value": "239"
                            }, 
                            {
                                "value": "253"
                            }, 
                            {
                                "value": "271"
                            }, 
                            {
                                "value": "281"
                            }, 
                            {
                                "value": "295"
                            }, 
                            {
                                "value": "304"
                            }, 
                            {
                                "value": "304"
                            }, 
                            {
                                "value": "307"
                            }, 
                            {
                                "value": "314"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "342"
                            }, 
                            {
                                "value": "354"
                            }, 
                            {
                                "value": "370"
                            }, 
                            {
                                "value": "384"
                            }, 
                            {
                                "value": "394"
                            }, 
                            {
                                "value": "405"
                            }, 
                            {
                                "value": "405"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "412"
                            }, 
                            {
                                "value": "419"
                            }, 
                            {
                                "value": "124"
                            }, 
                            {
                                "value": "133"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "168"
                            }, 
                            {
                                "value": "185"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "208"
                            }, 
                            {
                                "value": "213"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "234"
                            }, 
                            {
                                "value": "255"
                            }, 
                            {
                                "value": "272"
                            }, 
                            {
                                "value": "281"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "295"
                            }, 
                            {
                                "value": "302"
                            }, 
                            {
                                "value": "302"
                            }, 
                            {
                                "value": "309"
                            }, 
                            {
                                "value": "319"
                            }, 
                            {
                                "value": "335"
                            }, 
                            {
                                "value": "349"
                            }, 
                            {
                                "value": "363"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "389"
                            }, 
                            {
                                "value": "399"
                            }, 
                            {
                                "value": "403"
                            }, 
                            {
                                "value": "403"
                            }, 
                            {
                                "value": "406"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "413"
                            }, 
                            {
                                "value": "415"
                            }, 
                            {
                                "value": "420"
                            }, 
                            {
                                "value": "116"
                            }, 
                            {
                                "value": "123"
                            }, 
                            {
                                "value": "127"
                            }, 
                            {
                                "value": "143"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "162"
                            }, 
                            {
                                "value": "168"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "182"
                            }, 
                            {
                                "value": "182"
                            }, 
                            {
                                "value": "189"
                            }, 
                            {
                                "value": "194"
                            }, 
                            {
                                "value": "199"
                            }, 
                            {
                                "value": "206"
                            }, 
                            {
                                "value": "218"
                            }, 
                            {
                                "value": "229"
                            }, 
                            {
                                "value": "248"
                            }, 
                            {
                                "value": "262"
                            }, 
                            {
                                "value": "269"
                            }, 
                            {
                                "value": "278"
                            }, 
                            {
                                "value": "278"
                            }, 
                            {
                                "value": "292"
                            }, 
                            {
                                "value": "311"
                            }, 
                            {
                                "value": "325"
                            }, 
                            {
                                "value": "346"
                            }, 
                            {
                                "value": "367"
                            }, 
                            {
                                "value": "386"
                            }, 
                            {
                                "value": "393"
                            }, 
                            {
                                "value": "393"
                            }, 
                            {
                                "value": "396"
                            }, 
                            {
                                "value": "399"
                            }, 
                            {
                                "value": "401"
                            }, 
                            {
                                "value": "406"
                            }, 
                            {
                                "value": "411"
                            }, 
                            {
                                "value": "112"
                            }, 
                            {
                                "value": "132"
                            }, 
                            {
                                "value": "153"
                            }, 
                            {
                                "value": "167"
                            }, 
                            {
                                "value": "185"
                            }, 
                            {
                                "value": "199"
                            }, 
                            {
                                "value": "209"
                            }, 
                            {
                                "value": "211"
                            }, 
                            {
                                "value": "218"
                            }, 
                            {
                                "value": "218"
                            }, 
                            {
                                "value": "227"
                            }, 
                            {
                                "value": "244"
                            }, 
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "272"
                            }, 
                            {
                                "value": "286"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "312"
                            }, 
                            {
                                "value": "328"
                            }, 
                            {
                                "value": "345"
                            }, 
                            {
                                "value": "364"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "395"
                            }, 
                            {
                                "value": "395"
                            }, 
                            {
                                "value": "397"
                            }, 
                            {
                                "value": "402"
                            }, 
                            {
                                "value": "405"
                            }, 
                            {
                                "value": "414"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Loss and Youngs Modulus Associated with Phase Transitions in Barium Titanate Based Ceramics, B.L. Cheng, M. Gabbay, W. Duffy,Jr., and G. Fantozzi, Journal of Materials Science, Vol. 31, pp. 4951-4955 (1996), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Barium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.0"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.5"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Undoped"
                            }, 
                            {
                                "value": "Nb-doped"
                            }, 
                            {
                                "value": "Co-doped"
                            }
                        ], 
                        "name": "Condition"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Stabilized HfO2 Compositions, S.L. Dole, O. Hunter,Jr., and F.W. Calderwood, Journal of the American Ceramic Society, Vol. 63 3, pp. 136-139 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2.xEr2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O:Er"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "234"
                    }, 
                    {
                        "value": "226"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "218"
                    }, 
                    {
                        "value": "212"
                    }, 
                    {
                        "value": "209"
                    }, 
                    {
                        "value": "196"
                    }, 
                    {
                        "value": "90"
                    }, 
                    {
                        "value": "54"
                    }, 
                    {
                        "value": "205.5"
                    }, 
                    {
                        "value": "201.8"
                    }, 
                    {
                        "value": "194.6"
                    }, 
                    {
                        "value": "183.3"
                    }, 
                    {
                        "value": "175.5"
                    }, 
                    {
                        "value": "173.2"
                    }, 
                    {
                        "value": "170.2"
                    }, 
                    {
                        "value": "167.9"
                    }, 
                    {
                        "value": "166.3"
                    }, 
                    {
                        "value": "164.1"
                    }, 
                    {
                        "value": "160.4"
                    }, 
                    {
                        "value": "156.8"
                    }, 
                    {
                        "value": "152.4"
                    }, 
                    {
                        "value": "148.7"
                    }, 
                    {
                        "value": "144.4"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.026"
                            }, 
                            {
                                "value": "0.037"
                            }, 
                            {
                                "value": "0.040"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.075"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.081"
                            }, 
                            {
                                "value": "0.292"
                            }, 
                            {
                                "value": "0.365"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "265"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Stabilized HfO2 Compositions, S.L. Dole, O. Hunter,Jr., and F.W. Calderwood, Journal of the American Ceramic Society, Vol. 63 3, pp. 136-139 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2.xEr2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O:Er"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "92"
                    }, 
                    {
                        "value": "89"
                    }, 
                    {
                        "value": "87"
                    }, 
                    {
                        "value": "86"
                    }, 
                    {
                        "value": "80"
                    }, 
                    {
                        "value": "80"
                    }, 
                    {
                        "value": "78"
                    }, 
                    {
                        "value": "37"
                    }, 
                    {
                        "value": "24"
                    }, 
                    {
                        "value": "78.5"
                    }, 
                    {
                        "value": "76.2"
                    }, 
                    {
                        "value": "73.0"
                    }, 
                    {
                        "value": "69.2"
                    }, 
                    {
                        "value": "65.3"
                    }, 
                    {
                        "value": "64.4"
                    }, 
                    {
                        "value": "62.8"
                    }, 
                    {
                        "value": "62.5"
                    }, 
                    {
                        "value": "62.3"
                    }, 
                    {
                        "value": "61.4"
                    }, 
                    {
                        "value": "59.7"
                    }, 
                    {
                        "value": "58.1"
                    }, 
                    {
                        "value": "57.1"
                    }, 
                    {
                        "value": "55.5"
                    }, 
                    {
                        "value": "54.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.026"
                            }, 
                            {
                                "value": "0.037"
                            }, 
                            {
                                "value": "0.040"
                            }, 
                            {
                                "value": "0.051"
                            }, 
                            {
                                "value": "0.075"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.081"
                            }, 
                            {
                                "value": "0.292"
                            }, 
                            {
                                "value": "0.365"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }, 
                            {
                                "value": "0.080"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "265"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Stabilized HfO2 Compositions, S.L. Dole, O. Hunter,Jr., and F.W. Calderwood, Journal of the American Ceramic Society, Vol. 63 3, pp. 136-139 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2.xEr2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O:Er"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.67"
                    }, 
                    {
                        "value": "7.50"
                    }, 
                    {
                        "value": "8.46"
                    }, 
                    {
                        "value": "8.89"
                    }, 
                    {
                        "value": "8.70"
                    }, 
                    {
                        "value": "8.93"
                    }, 
                    {
                        "value": "9.09"
                    }, 
                    {
                        "value": "8.68"
                    }, 
                    {
                        "value": "8.84"
                    }, 
                    {
                        "value": "8.96"
                    }, 
                    {
                        "value": "9.25"
                    }, 
                    {
                        "value": "9.14"
                    }, 
                    {
                        "value": "9.37"
                    }, 
                    {
                        "value": "9.41"
                    }, 
                    {
                        "value": "9.32"
                    }, 
                    {
                        "value": "9.62"
                    }, 
                    {
                        "value": "9.52"
                    }, 
                    {
                        "value": "9.66"
                    }, 
                    {
                        "value": "9.78"
                    }, 
                    {
                        "value": "9.80"
                    }, 
                    {
                        "value": "9.90"
                    }, 
                    {
                        "value": "9.91"
                    }, 
                    {
                        "value": "10.00"
                    }, 
                    {
                        "value": "10.00"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Stabilized HfO2 Compositions, S.L. Dole, O. Hunter,Jr., and F.W. Calderwood, Journal of the American Ceramic Society, Vol. 63 3, pp. 136-139 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2.xGd2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O:Gd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "138"
                    }, 
                    {
                        "value": "129"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.164"
                            }, 
                            {
                                "value": "0.184"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Stabilized HfO2 Compositions, S.L. Dole, O. Hunter,Jr., and F.W. Calderwood, Journal of the American Ceramic Society, Vol. 63 3, pp. 136-139 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2.xGd2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O:Gd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "57"
                    }, 
                    {
                        "value": "54"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.164"
                            }, 
                            {
                                "value": "0.184"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Stabilized HfO2 Compositions, S.L. Dole, O. Hunter,Jr., and F.W. Calderwood, Journal of the American Ceramic Society, Vol. 63 3, pp. 136-139 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "219"
                    }, 
                    {
                        "value": "127"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.231"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Stabilized HfO2 Compositions, S.L. Dole, O. Hunter,Jr., and F.W. Calderwood, Journal of the American Ceramic Society, Vol. 63 3, pp. 136-139 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "86"
                    }, 
                    {
                        "value": "49"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.067"
                            }, 
                            {
                                "value": "0.231"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Molten Salt Corrosion of SiC:  Pitting Mechanism, N.S. Jacobson and J.L. Smialek, NASA TM-87143, pp. 1-16 (1985), published by National Aeronautics and Space Administration."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "60", 
                        "value": "400"
                    }, 
                    {
                        "uncertainty": "70", 
                        "value": "205"
                    }, 
                    {
                        "uncertainty": "60", 
                        "value": "350"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "245"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2CO3/CO2"
                            }, 
                            {
                                "value": "Na2SO4/air"
                            }
                        ], 
                        "name": "Environment"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Hot Isostatically Pressed Si3N4 and Si3N4/SiC composites, O. Unal, J.J. Petrovic, and T.E. Mitchell, Journal of Materials Research, Vol. 8 3, pp. 626-634 (1993), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "2.7"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "2.7"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "2.6"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "2.5"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "2.5"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "2.4"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "2.4"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "2.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Hot Isostatically Pressed Si3N4 and Si3N4/SiC composites, O. Unal, J.J. Petrovic, and T.E. Mitchell, Journal of Materials Research, Vol. 8 3, pp. 626-634 (1993), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "2", 
                        "value": "24"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "20"
                    }, 
                    {
                        "uncertainty": "2", 
                        "value": "17"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "16"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "15"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "13"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "12"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "12"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Hot Isostatically Pressed Si3N4 and Si3N4/SiC composites, O. Unal, J.J. Petrovic, and T.E. Mitchell, Journal of Materials Research, Vol. 8 3, pp. 626-634 (1993), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Si3N4"
                    }, 
                    {
                        "value": "SiC"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Hot Isostatically Pressed Si3N4 and Si3N4/SiC composites, O. Unal, J.J. Petrovic, and T.E. Mitchell, Journal of Materials Research, Vol. 8 3, pp. 626-634 (1993), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.4", 
                        "value": "3.7"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "3.9"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "4.0"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "3.6"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "3.9"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "4.6"
                    }, 
                    {
                        "uncertainty": "0.6", 
                        "value": "4.0"
                    }, 
                    {
                        "uncertainty": "0.6", 
                        "value": "4.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Hot Isostatically Pressed Si3N4 and Si3N4/SiC composites, O. Unal, J.J. Petrovic, and T.E. Mitchell, Journal of Materials Research, Vol. 8 3, pp. 626-634 (1993), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "4", 
                        "value": "23"
                    }, 
                    {
                        "uncertainty": "4", 
                        "value": "21"
                    }, 
                    {
                        "uncertainty": "3", 
                        "value": "19"
                    }, 
                    {
                        "uncertainty": "4", 
                        "value": "18"
                    }, 
                    {
                        "uncertainty": "5", 
                        "value": "17"
                    }, 
                    {
                        "uncertainty": "2", 
                        "value": "14"
                    }, 
                    {
                        "uncertainty": "2", 
                        "value": "13"
                    }, 
                    {
                        "uncertainty": "2", 
                        "value": "12"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "Heat Capacity Measurement of VO1\u00b1x and Niobium Doped VO1+x, T. Matsui, T. Tsuji, T. Asano, and K. Naito, Thermochimica Acta, Vol. 183, pp. 1-14 (1991), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Vanadium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "VOx", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "V-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "361.6"
                    }, 
                    {
                        "value": "406.8"
                    }, 
                    {
                        "value": "440.8"
                    }, 
                    {
                        "value": "497.2"
                    }, 
                    {
                        "value": "542.3"
                    }, 
                    {
                        "value": "587.7"
                    }, 
                    {
                        "value": "644.1"
                    }, 
                    {
                        "value": "678.0"
                    }, 
                    {
                        "value": "689.3"
                    }, 
                    {
                        "value": "734.5"
                    }, 
                    {
                        "value": "757.0"
                    }, 
                    {
                        "value": "779.8"
                    }, 
                    {
                        "value": "813.6"
                    }, 
                    {
                        "value": "825.0"
                    }, 
                    {
                        "value": "836.2"
                    }, 
                    {
                        "value": "870.2"
                    }, 
                    {
                        "value": "870.2"
                    }, 
                    {
                        "value": "881.4"
                    }, 
                    {
                        "value": "881.4"
                    }, 
                    {
                        "value": "881.4"
                    }, 
                    {
                        "value": "870.2"
                    }, 
                    {
                        "value": "858.8"
                    }, 
                    {
                        "value": "847.6"
                    }, 
                    {
                        "value": "825.0"
                    }, 
                    {
                        "value": "825.0"
                    }, 
                    {
                        "value": "813.6"
                    }, 
                    {
                        "value": "802.4"
                    }, 
                    {
                        "value": "803.5"
                    }, 
                    {
                        "value": "804.1"
                    }, 
                    {
                        "value": "805.1"
                    }, 
                    {
                        "value": "805.8"
                    }, 
                    {
                        "value": "806.7"
                    }, 
                    {
                        "value": "807.8"
                    }, 
                    {
                        "value": "809.3"
                    }, 
                    {
                        "value": "810.5"
                    }, 
                    {
                        "value": "810.7"
                    }, 
                    {
                        "value": "811.4"
                    }, 
                    {
                        "value": "812.7"
                    }, 
                    {
                        "value": "814.2"
                    }, 
                    {
                        "value": "815.9"
                    }, 
                    {
                        "value": "817.4"
                    }, 
                    {
                        "value": "818.7"
                    }, 
                    {
                        "value": "820.7"
                    }, 
                    {
                        "value": "821.9"
                    }, 
                    {
                        "value": "823.1"
                    }, 
                    {
                        "value": "824.0"
                    }, 
                    {
                        "value": "825.0"
                    }, 
                    {
                        "value": "836.2"
                    }, 
                    {
                        "value": "836.2"
                    }, 
                    {
                        "value": "847.6"
                    }, 
                    {
                        "value": "858.8"
                    }, 
                    {
                        "value": "881.4"
                    }, 
                    {
                        "value": "915.3"
                    }, 
                    {
                        "value": "937.9"
                    }, 
                    {
                        "value": "971.9"
                    }, 
                    {
                        "value": "994.5"
                    }, 
                    {
                        "value": "1028"
                    }, 
                    {
                        "value": "1062"
                    }, 
                    {
                        "value": "1085"
                    }, 
                    {
                        "value": "1096"
                    }, 
                    {
                        "value": "1107"
                    }, 
                    {
                        "value": "1085"
                    }, 
                    {
                        "value": "1073"
                    }, 
                    {
                        "value": "1040"
                    }, 
                    {
                        "value": "346.3"
                    }, 
                    {
                        "value": "389.6"
                    }, 
                    {
                        "value": "422.1"
                    }, 
                    {
                        "value": "443.7"
                    }, 
                    {
                        "value": "476.1"
                    }, 
                    {
                        "value": "508.6"
                    }, 
                    {
                        "value": "541.0"
                    }, 
                    {
                        "value": "562.8"
                    }, 
                    {
                        "value": "584.4"
                    }, 
                    {
                        "value": "616.8"
                    }, 
                    {
                        "value": "638.4"
                    }, 
                    {
                        "value": "660.1"
                    }, 
                    {
                        "value": "670.9"
                    }, 
                    {
                        "value": "692.6"
                    }, 
                    {
                        "value": "714.2"
                    }, 
                    {
                        "value": "746.7"
                    }, 
                    {
                        "value": "768.4"
                    }, 
                    {
                        "value": "779.1"
                    }, 
                    {
                        "value": "800.7"
                    }, 
                    {
                        "value": "811.6"
                    }, 
                    {
                        "value": "822.4"
                    }, 
                    {
                        "value": "844.0"
                    }, 
                    {
                        "value": "854.9"
                    }, 
                    {
                        "value": "876.5"
                    }, 
                    {
                        "value": "898.2"
                    }, 
                    {
                        "value": "919.8"
                    }, 
                    {
                        "value": "919.8"
                    }, 
                    {
                        "value": "919.8"
                    }, 
                    {
                        "value": "919.8"
                    }, 
                    {
                        "value": "908.9"
                    }, 
                    {
                        "value": "898.2"
                    }, 
                    {
                        "value": "887.3"
                    }, 
                    {
                        "value": "865.7"
                    }, 
                    {
                        "value": "854.9"
                    }, 
                    {
                        "value": "844.0"
                    }, 
                    {
                        "value": "833.3"
                    }, 
                    {
                        "value": "822.4"
                    }, 
                    {
                        "value": "823.1"
                    }, 
                    {
                        "value": "824.3"
                    }, 
                    {
                        "value": "824.7"
                    }, 
                    {
                        "value": "824.9"
                    }, 
                    {
                        "value": "825.0"
                    }, 
                    {
                        "value": "825.3"
                    }, 
                    {
                        "value": "826.2"
                    }, 
                    {
                        "value": "827.1"
                    }, 
                    {
                        "value": "827.8"
                    }, 
                    {
                        "value": "828.6"
                    }, 
                    {
                        "value": "829.2"
                    }, 
                    {
                        "value": "830.0"
                    }, 
                    {
                        "value": "830.9"
                    }, 
                    {
                        "value": "831.8"
                    }, 
                    {
                        "value": "832.7"
                    }, 
                    {
                        "value": "833.3"
                    }, 
                    {
                        "value": "844.0"
                    }, 
                    {
                        "value": "854.9"
                    }, 
                    {
                        "value": "876.5"
                    }, 
                    {
                        "value": "876.5"
                    }, 
                    {
                        "value": "898.2"
                    }, 
                    {
                        "value": "919.8"
                    }, 
                    {
                        "value": "941.4"
                    }, 
                    {
                        "value": "963.1"
                    }, 
                    {
                        "value": "984.7"
                    }, 
                    {
                        "value": "1028"
                    }, 
                    {
                        "value": "1061"
                    }, 
                    {
                        "value": "1071"
                    }, 
                    {
                        "value": "1093"
                    }, 
                    {
                        "value": "1104"
                    }, 
                    {
                        "value": "1104"
                    }, 
                    {
                        "value": "1093"
                    }, 
                    {
                        "value": "1082"
                    }, 
                    {
                        "value": "1071"
                    }, 
                    {
                        "value": "1061"
                    }, 
                    {
                        "value": "1050"
                    }, 
                    {
                        "value": "1039"
                    }, 
                    {
                        "value": "361.5"
                    }, 
                    {
                        "value": "392.3"
                    }, 
                    {
                        "value": "423.4"
                    }, 
                    {
                        "value": "454.3"
                    }, 
                    {
                        "value": "485.3"
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                                "value": "651"
                            }, 
                            {
                                "value": "654"
                            }, 
                            {
                                "value": "656"
                            }, 
                            {
                                "value": "661"
                            }, 
                            {
                                "value": "673"
                            }, 
                            {
                                "value": "688"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "710"
                            }, 
                            {
                                "value": "720"
                            }, 
                            {
                                "value": "732"
                            }, 
                            {
                                "value": "746"
                            }, 
                            {
                                "value": "761"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "783"
                            }, 
                            {
                                "value": "795"
                            }, 
                            {
                                "value": "805"
                            }, 
                            {
                                "value": "812"
                            }, 
                            {
                                "value": "820"
                            }, 
                            {
                                "value": "827"
                            }, 
                            {
                                "value": "834"
                            }, 
                            {
                                "value": "841"
                            }, 
                            {
                                "value": "849"
                            }, 
                            {
                                "value": "854"
                            }, 
                            {
                                "value": "861"
                            }, 
                            {
                                "value": "866"
                            }, 
                            {
                                "value": "873"
                            }, 
                            {
                                "value": "878"
                            }, 
                            {
                                "value": "883"
                            }, 
                            {
                                "value": "885"
                            }, 
                            {
                                "value": "893"
                            }, 
                            {
                                "value": "902"
                            }, 
                            {
                                "value": "910"
                            }, 
                            {
                                "value": "917"
                            }, 
                            {
                                "value": "920"
                            }, 
                            {
                                "value": "924"
                            }, 
                            {
                                "value": "324"
                            }, 
                            {
                                "value": "329"
                            }, 
                            {
                                "value": "332"
                            }, 
                            {
                                "value": "334"
                            }, 
                            {
                                "value": "341"
                            }, 
                            {
                                "value": "346"
                            }, 
                            {
                                "value": "351"
                            }, 
                            {
                                "value": "359"
                            }, 
                            {
                                "value": "361"
                            }, 
                            {
                                "value": "368"
                            }, 
                            {
                                "value": "373"
                            }, 
                            {
                                "value": "378"
                            }, 
                            {
                                "value": "385"
                            }, 
                            {
                                "value": "390"
                            }, 
                            {
                                "value": "395"
                            }, 
                            {
                                "value": "398"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "402"
                            }, 
                            {
                                "value": "405"
                            }, 
                            {
                                "value": "407"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "415"
                            }, 
                            {
                                "value": "415"
                            }, 
                            {
                                "value": "420"
                            }, 
                            {
                                "value": "434"
                            }, 
                            {
                                "value": "446"
                            }, 
                            {
                                "value": "459"
                            }, 
                            {
                                "value": "471"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "490"
                            }, 
                            {
                                "value": "507"
                            }, 
                            {
                                "value": "515"
                            }, 
                            {
                                "value": "524"
                            }, 
                            {
                                "value": "532"
                            }, 
                            {
                                "value": "541"
                            }, 
                            {
                                "value": "551"
                            }, 
                            {
                                "value": "559"
                            }, 
                            {
                                "value": "566"
                            }, 
                            {
                                "value": "578"
                            }, 
                            {
                                "value": "595"
                            }, 
                            {
                                "value": "607"
                            }, 
                            {
                                "value": "617"
                            }, 
                            {
                                "value": "624"
                            }, 
                            {
                                "value": "637"
                            }, 
                            {
                                "value": "649"
                            }, 
                            {
                                "value": "654"
                            }, 
                            {
                                "value": "659"
                            }, 
                            {
                                "value": "661"
                            }, 
                            {
                                "value": "678"
                            }, 
                            {
                                "value": "695"
                            }, 
                            {
                                "value": "705"
                            }, 
                            {
                                "value": "717"
                            }, 
                            {
                                "value": "724"
                            }, 
                            {
                                "value": "732"
                            }, 
                            {
                                "value": "734"
                            }, 
                            {
                                "value": "739"
                            }, 
                            {
                                "value": "759"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "783"
                            }, 
                            {
                                "value": "795"
                            }, 
                            {
                                "value": "805"
                            }, 
                            {
                                "value": "815"
                            }, 
                            {
                                "value": "829"
                            }, 
                            {
                                "value": "839"
                            }, 
                            {
                                "value": "844"
                            }, 
                            {
                                "value": "854"
                            }, 
                            {
                                "value": "866"
                            }, 
                            {
                                "value": "878"
                            }, 
                            {
                                "value": "888"
                            }, 
                            {
                                "value": "898"
                            }, 
                            {
                                "value": "902"
                            }, 
                            {
                                "value": "915"
                            }, 
                            {
                                "value": "927"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "23.53"
                            }, 
                            {
                                "value": "26.47"
                            }, 
                            {
                                "value": "28.68"
                            }, 
                            {
                                "value": "32.35"
                            }, 
                            {
                                "value": "35.29"
                            }, 
                            {
                                "value": "38.24"
                            }, 
                            {
                                "value": "41.91"
                            }, 
                            {
                                "value": "44.12"
                            }, 
                            {
                                "value": "44.85"
                            }, 
                            {
                                "value": "47.79"
                            }, 
                            {
                                "value": "49.26"
                            }, 
                            {
                                "value": "50.74"
                            }, 
                            {
                                "value": "52.94"
                            }, 
                            {
                                "value": "53.68"
                            }, 
                            {
                                "value": "54.41"
                            }, 
                            {
                                "value": "56.62"
                            }, 
                            {
                                "value": "56.62"
                            }, 
                            {
                                "value": "57.35"
                            }, 
                            {
                                "value": "57.35"
                            }, 
                            {
                                "value": "57.35"
                            }, 
                            {
                                "value": "56.62"
                            }, 
                            {
                                "value": "55.88"
                            }, 
                            {
                                "value": "55.15"
                            }, 
                            {
                                "value": "53.68"
                            }, 
                            {
                                "value": "53.68"
                            }, 
                            {
                                "value": "52.94"
                            }, 
                            {
                                "value": "52.21"
                            }, 
                            {
                                "value": "52.28"
                            }, 
                            {
                                "value": "52.32"
                            }, 
                            {
                                "value": "52.39"
                            }, 
                            {
                                "value": "52.43"
                            }, 
                            {
                                "value": "52.49"
                            }, 
                            {
                                "value": "52.56"
                            }, 
                            {
                                "value": "52.66"
                            }, 
                            {
                                "value": "52.74"
                            }, 
                            {
                                "value": "52.75"
                            }, 
                            {
                                "value": "52.80"
                            }, 
                            {
                                "value": "52.88"
                            }, 
                            {
                                "value": "52.98"
                            }, 
                            {
                                "value": "53.09"
                            }, 
                            {
                                "value": "53.19"
                            }, 
                            {
                                "value": "53.27"
                            }, 
                            {
                                "value": "53.40"
                            }, 
                            {
                                "value": "53.48"
                            }, 
                            {
                                "value": "53.56"
                            }, 
                            {
                                "value": "53.62"
                            }, 
                            {
                                "value": "53.68"
                            }, 
                            {
                                "value": "54.41"
                            }, 
                            {
                                "value": "54.41"
                            }, 
                            {
                                "value": "55.15"
                            }, 
                            {
                                "value": "55.88"
                            }, 
                            {
                                "value": "57.35"
                            }, 
                            {
                                "value": "59.56"
                            }, 
                            {
                                "value": "61.03"
                            }, 
                            {
                                "value": "63.24"
                            }, 
                            {
                                "value": "64.71"
                            }, 
                            {
                                "value": "66.91"
                            }, 
                            {
                                "value": "69.12"
                            }, 
                            {
                                "value": "70.59"
                            }, 
                            {
                                "value": "71.32"
                            }, 
                            {
                                "value": "72.06"
                            }, 
                            {
                                "value": "70.59"
                            }, 
                            {
                                "value": "69.85"
                            }, 
                            {
                                "value": "67.65"
                            }, 
                            {
                                "value": "23.53"
                            }, 
                            {
                                "value": "26.47"
                            }, 
                            {
                                "value": "28.68"
                            }, 
                            {
                                "value": "30.15"
                            }, 
                            {
                                "value": "32.35"
                            }, 
                            {
                                "value": "34.56"
                            }, 
                            {
                                "value": "36.76"
                            }, 
                            {
                                "value": "38.24"
                            }, 
                            {
                                "value": "39.71"
                            }, 
                            {
                                "value": "41.91"
                            }, 
                            {
                                "value": "43.38"
                            }, 
                            {
                                "value": "44.85"
                            }, 
                            {
                                "value": "45.59"
                            }, 
                            {
                                "value": "47.06"
                            }, 
                            {
                                "value": "48.53"
                            }, 
                            {
                                "value": "50.74"
                            }, 
                            {
                                "value": "52.21"
                            }, 
                            {
                                "value": "52.94"
                            }, 
                            {
                                "value": "54.41"
                            }, 
                            {
                                "value": "55.15"
                            }, 
                            {
                                "value": "55.88"
                            }, 
                            {
                                "value": "57.35"
                            }, 
                            {
                                "value": "58.09"
                            }, 
                            {
                                "value": "59.56"
                            }, 
                            {
                                "value": "61.03"
                            }, 
                            {
                                "value": "62.50"
                            }, 
                            {
                                "value": "62.50"
                            }, 
                            {
                                "value": "62.50"
                            }, 
                            {
                                "value": "62.50"
                            }, 
                            {
                                "value": "61.76"
                            }, 
                            {
                                "value": "61.03"
                            }, 
                            {
                                "value": "60.29"
                            }, 
                            {
                                "value": "58.82"
                            }, 
                            {
                                "value": "58.09"
                            }, 
                            {
                                "value": "57.35"
                            }, 
                            {
                                "value": "56.62"
                            }, 
                            {
                                "value": "55.88"
                            }, 
                            {
                                "value": "55.93"
                            }, 
                            {
                                "value": "56.01"
                            }, 
                            {
                                "value": "56.04"
                            }, 
                            {
                                "value": "56.05"
                            }, 
                            {
                                "value": "56.06"
                            }, 
                            {
                                "value": "56.08"
                            }, 
                            {
                                "value": "56.14"
                            }, 
                            {
                                "value": "56.20"
                            }, 
                            {
                                "value": "56.25"
                            }, 
                            {
                                "value": "56.30"
                            }, 
                            {
                                "value": "56.34"
                            }, 
                            {
                                "value": "56.40"
                            }, 
                            {
                                "value": "56.46"
                            }, 
                            {
                                "value": "56.52"
                            }, 
                            {
                                "value": "56.58"
                            }, 
                            {
                                "value": "56.62"
                            }, 
                            {
                                "value": "57.35"
                            }, 
                            {
                                "value": "58.09"
                            }, 
                            {
                                "value": "59.56"
                            }, 
                            {
                                "value": "59.56"
                            }, 
                            {
                                "value": "61.03"
                            }, 
                            {
                                "value": "62.50"
                            }, 
                            {
                                "value": "63.97"
                            }, 
                            {
                                "value": "65.44"
                            }, 
                            {
                                "value": "66.91"
                            }, 
                            {
                                "value": "69.85"
                            }, 
                            {
                                "value": "72.06"
                            }, 
                            {
                                "value": "72.79"
                            }, 
                            {
                                "value": "74.26"
                            }, 
                            {
                                "value": "75.00"
                            }, 
                            {
                                "value": "75.00"
                            }, 
                            {
                                "value": "74.26"
                            }, 
                            {
                                "value": "73.53"
                            }, 
                            {
                                "value": "72.79"
                            }, 
                            {
                                "value": "72.06"
                            }, 
                            {
                                "value": "71.32"
                            }, 
                            {
                                "value": "70.59"
                            }, 
                            {
                                "value": "25.74"
                            }, 
                            {
                                "value": "27.94"
                            }, 
                            {
                                "value": "30.15"
                            }, 
                            {
                                "value": "32.35"
                            }, 
                            {
                                "value": "34.56"
                            }, 
                            {
                                "value": "36.76"
                            }, 
                            {
                                "value": "38.24"
                            }, 
                            {
                                "value": "41.91"
                            }, 
                            {
                                "value": "44.12"
                            }, 
                            {
                                "value": "46.32"
                            }, 
                            {
                                "value": "47.79"
                            }, 
                            {
                                "value": "48.53"
                            }, 
                            {
                                "value": "50.00"
                            }, 
                            {
                                "value": "52.21"
                            }, 
                            {
                                "value": "55.15"
                            }, 
                            {
                                "value": "58.09"
                            }, 
                            {
                                "value": "60.29"
                            }, 
                            {
                                "value": "63.24"
                            }, 
                            {
                                "value": "66.18"
                            }, 
                            {
                                "value": "68.38"
                            }, 
                            {
                                "value": "70.59"
                            }, 
                            {
                                "value": "72.06"
                            }, 
                            {
                                "value": "73.53"
                            }, 
                            {
                                "value": "74.26"
                            }, 
                            {
                                "value": "74.11"
                            }, 
                            {
                                "value": "73.99"
                            }, 
                            {
                                "value": "73.85"
                            }, 
                            {
                                "value": "73.73"
                            }, 
                            {
                                "value": "73.63"
                            }, 
                            {
                                "value": "73.53"
                            }, 
                            {
                                "value": "72.06"
                            }, 
                            {
                                "value": "71.32"
                            }, 
                            {
                                "value": "69.12"
                            }, 
                            {
                                "value": "67.65"
                            }, 
                            {
                                "value": "66.18"
                            }, 
                            {
                                "value": "65.44"
                            }, 
                            {
                                "value": "63.97"
                            }, 
                            {
                                "value": "63.24"
                            }, 
                            {
                                "value": "62.50"
                            }, 
                            {
                                "value": "61.76"
                            }, 
                            {
                                "value": "61.81"
                            }, 
                            {
                                "value": "61.86"
                            }, 
                            {
                                "value": "61.89"
                            }, 
                            {
                                "value": "61.95"
                            }, 
                            {
                                "value": "62.00"
                            }, 
                            {
                                "value": "62.02"
                            }, 
                            {
                                "value": "62.05"
                            }, 
                            {
                                "value": "62.05"
                            }, 
                            {
                                "value": "62.13"
                            }, 
                            {
                                "value": "62.21"
                            }, 
                            {
                                "value": "62.25"
                            }, 
                            {
                                "value": "62.30"
                            }, 
                            {
                                "value": "62.34"
                            }, 
                            {
                                "value": "62.37"
                            }, 
                            {
                                "value": "62.38"
                            }, 
                            {
                                "value": "62.40"
                            }, 
                            {
                                "value": "62.49"
                            }, 
                            {
                                "value": "62.55"
                            }, 
                            {
                                "value": "62.60"
                            }, 
                            {
                                "value": "62.65"
                            }, 
                            {
                                "value": "62.70"
                            }, 
                            {
                                "value": "62.74"
                            }, 
                            {
                                "value": "62.80"
                            }, 
                            {
                                "value": "62.85"
                            }, 
                            {
                                "value": "62.87"
                            }, 
                            {
                                "value": "62.91"
                            }, 
                            {
                                "value": "62.97"
                            }, 
                            {
                                "value": "63.02"
                            }, 
                            {
                                "value": "63.07"
                            }, 
                            {
                                "value": "63.11"
                            }, 
                            {
                                "value": "63.13"
                            }, 
                            {
                                "value": "63.19"
                            }, 
                            {
                                "value": "63.24"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Heat Capacity Measurement of VO1\u00b1x and Niobium Doped VO1+x, T. Matsui, T. Tsuji, T. Asano, and K. Naito, Thermochimica Acta, Vol. 183, pp. 1-14 (1991), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Vanadium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "V1-yNbyOx", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "V-O:Nb"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "222.0"
                    }, 
                    {
                        "value": "264.2"
                    }, 
                    {
                        "value": "295.8"
                    }, 
                    {
                        "value": "338.2"
                    }, 
                    {
                        "value": "369.9"
                    }, 
                    {
                        "value": "422.7"
                    }, 
                    {
                        "value": "454.2"
                    }, 
                    {
                        "value": "496.5"
                    }, 
                    {
                        "value": "538.7"
                    }, 
                    {
                        "value": "570.4"
                    }, 
                    {
                        "value": "612.6"
                    }, 
                    {
                        "value": "633.6"
                    }, 
                    {
                        "value": "654.7"
                    }, 
                    {
                        "value": "675.7"
                    }, 
                    {
                        "value": "696.8"
                    }, 
                    {
                        "value": "738.9"
                    }, 
                    {
                        "value": "770.5"
                    }, 
                    {
                        "value": "802.3"
                    }, 
                    {
                        "value": "823.2"
                    }, 
                    {
                        "value": "854.9"
                    }, 
                    {
                        "value": "875.9"
                    }, 
                    {
                        "value": "907.6"
                    }, 
                    {
                        "value": "918.2"
                    }, 
                    {
                        "value": "939.1"
                    }, 
                    {
                        "value": "960.1"
                    }, 
                    {
                        "value": "981.2"
                    }, 
                    {
                        "value": "991.6"
                    }, 
                    {
                        "value": "1002.1"
                    }, 
                    {
                        "value": "1001.9"
                    }, 
                    {
                        "value": "1001.6"
                    }, 
                    {
                        "value": "990.9"
                    }, 
                    {
                        "value": "969.7"
                    }, 
                    {
                        "value": "958.9"
                    }, 
                    {
                        "value": "937.7"
                    }, 
                    {
                        "value": "916.4"
                    }, 
                    {
                        "value": "905.6"
                    }, 
                    {
                        "value": "884.5"
                    }, 
                    {
                        "value": "873.6"
                    }, 
                    {
                        "value": "873.4"
                    }, 
                    {
                        "value": "862.7"
                    }, 
                    {
                        "value": "851.9"
                    }, 
                    {
                        "value": "841.0"
                    }, 
                    {
                        "value": "830.3"
                    }, 
                    {
                        "value": "830.1"
                    }, 
                    {
                        "value": "829.8"
                    }, 
                    {
                        "value": "829.7"
                    }, 
                    {
                        "value": "829.6"
                    }, 
                    {
                        "value": "818.7"
                    }, 
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                            }, 
                            {
                                "value": "1.02"
                            }, 
                            {
                                "value": "1.02"
                            }, 
                            {
                                "value": "1.02"
                            }
                        ], 
                        "name": "x of Ox"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "325"
                            }, 
                            {
                                "value": "332"
                            }, 
                            {
                                "value": "339"
                            }, 
                            {
                                "value": "343"
                            }, 
                            {
                                "value": "352"
                            }, 
                            {
                                "value": "359"
                            }, 
                            {
                                "value": "368"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "387"
                            }, 
                            {
                                "value": "394"
                            }, 
                            {
                                "value": "406"
                            }, 
                            {
                                "value": "413"
                            }, 
                            {
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                            }, 
                            {
                                "value": "429"
                            }, 
                            {
                                "value": "441"
                            }, 
                            {
                                "value": "452"
                            }, 
                            {
                                "value": "459"
                            }, 
                            {
                                "value": "466"
                            }, 
                            {
                                "value": "478"
                            }, 
                            {
                                "value": "487"
                            }, 
                            {
                                "value": "494"
                            }, 
                            {
                                "value": "501"
                            }, 
                            {
                                "value": "508"
                            }, 
                            {
                                "value": "520"
                            }, 
                            {
                                "value": "534"
                            }, 
                            {
                                "value": "544"
                            }, 
                            {
                                "value": "553"
                            }, 
                            {
                                "value": "558"
                            }, 
                            {
                                "value": "572"
                            }, 
                            {
                                "value": "584"
                            }, 
                            {
                                "value": "594"
                            }, 
                            {
                                "value": "601"
                            }, 
                            {
                                "value": "608"
                            }, 
                            {
                                "value": "613"
                            }, 
                            {
                                "value": "620"
                            }, 
                            {
                                "value": "627"
                            }, 
                            {
                                "value": "637"
                            }, 
                            {
                                "value": "651"
                            }, 
                            {
                                "value": "661"
                            }, 
                            {
                                "value": "675"
                            }, 
                            {
                                "value": "687"
                            }, 
                            {
                                "value": "699"
                            }, 
                            {
                                "value": "709"
                            }, 
                            {
                                "value": "723"
                            }, 
                            {
                                "value": "740"
                            }, 
                            {
                                "value": "752"
                            }, 
                            {
                                "value": "764"
                            }, 
                            {
                                "value": "778"
                            }, 
                            {
                                "value": "792"
                            }, 
                            {
                                "value": "807"
                            }, 
                            {
                                "value": "814"
                            }, 
                            {
                                "value": "821"
                            }, 
                            {
                                "value": "828"
                            }, 
                            {
                                "value": "835"
                            }, 
                            {
                                "value": "847"
                            }, 
                            {
                                "value": "854"
                            }, 
                            {
                                "value": "854"
                            }, 
                            {
                                "value": "861"
                            }, 
                            {
                                "value": "865"
                            }, 
                            {
                                "value": "870"
                            }, 
                            {
                                "value": "875"
                            }, 
                            {
                                "value": "877"
                            }, 
                            {
                                "value": "884"
                            }, 
                            {
                                "value": "893"
                            }, 
                            {
                                "value": "898"
                            }, 
                            {
                                "value": "903"
                            }, 
                            {
                                "value": "910"
                            }, 
                            {
                                "value": "920"
                            }, 
                            {
                                "value": "929"
                            }, 
                            {
                                "value": "941"
                            }, 
                            {
                                "value": "325"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "337"
                            }, 
                            {
                                "value": "341"
                            }, 
                            {
                                "value": "346"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "360"
                            }, 
                            {
                                "value": "366"
                            }, 
                            {
                                "value": "373"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "390"
                            }, 
                            {
                                "value": "394"
                            }, 
                            {
                                "value": "401"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "417"
                            }, 
                            {
                                "value": "420"
                            }, 
                            {
                                "value": "431"
                            }, 
                            {
                                "value": "438"
                            }, 
                            {
                                "value": "445"
                            }, 
                            {
                                "value": "452"
                            }, 
                            {
                                "value": "464"
                            }, 
                            {
                                "value": "473"
                            }, 
                            {
                                "value": "483"
                            }, 
                            {
                                "value": "495"
                            }, 
                            {
                                "value": "502"
                            }, 
                            {
                                "value": "511"
                            }, 
                            {
                                "value": "523"
                            }, 
                            {
                                "value": "537"
                            }, 
                            {
                                "value": "547"
                            }, 
                            {
                                "value": "556"
                            }, 
                            {
                                "value": "568"
                            }, 
                            {
                                "value": "577"
                            }, 
                            {
                                "value": "587"
                            }, 
                            {
                                "value": "599"
                            }, 
                            {
                                "value": "611"
                            }, 
                            {
                                "value": "620"
                            }, 
                            {
                                "value": "630"
                            }, 
                            {
                                "value": "640"
                            }, 
                            {
                                "value": "649"
                            }, 
                            {
                                "value": "659"
                            }, 
                            {
                                "value": "663"
                            }, 
                            {
                                "value": "673"
                            }, 
                            {
                                "value": "683"
                            }, 
                            {
                                "value": "695"
                            }, 
                            {
                                "value": "709"
                            }, 
                            {
                                "value": "716"
                            }, 
                            {
                                "value": "728"
                            }, 
                            {
                                "value": "740"
                            }, 
                            {
                                "value": "747"
                            }, 
                            {
                                "value": "757"
                            }, 
                            {
                                "value": "771"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "792"
                            }, 
                            {
                                "value": "802"
                            }, 
                            {
                                "value": "811"
                            }, 
                            {
                                "value": "818"
                            }, 
                            {
                                "value": "823"
                            }, 
                            {
                                "value": "830"
                            }, 
                            {
                                "value": "837"
                            }, 
                            {
                                "value": "845"
                            }, 
                            {
                                "value": "852"
                            }, 
                            {
                                "value": "861"
                            }, 
                            {
                                "value": "866"
                            }, 
                            {
                                "value": "873"
                            }, 
                            {
                                "value": "877"
                            }, 
                            {
                                "value": "885"
                            }, 
                            {
                                "value": "894"
                            }, 
                            {
                                "value": "904"
                            }, 
                            {
                                "value": "908"
                            }, 
                            {
                                "value": "920"
                            }, 
                            {
                                "value": "930"
                            }, 
                            {
                                "value": "932"
                            }, 
                            {
                                "value": "937"
                            }, 
                            {
                                "value": "942"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "15.08"
                            }, 
                            {
                                "value": "17.95"
                            }, 
                            {
                                "value": "20.10"
                            }, 
                            {
                                "value": "22.98"
                            }, 
                            {
                                "value": "25.13"
                            }, 
                            {
                                "value": "28.72"
                            }, 
                            {
                                "value": "30.86"
                            }, 
                            {
                                "value": "33.73"
                            }, 
                            {
                                "value": "36.60"
                            }, 
                            {
                                "value": "38.75"
                            }, 
                            {
                                "value": "41.62"
                            }, 
                            {
                                "value": "43.05"
                            }, 
                            {
                                "value": "44.48"
                            }, 
                            {
                                "value": "45.91"
                            }, 
                            {
                                "value": "47.34"
                            }, 
                            {
                                "value": "50.20"
                            }, 
                            {
                                "value": "52.35"
                            }, 
                            {
                                "value": "54.51"
                            }, 
                            {
                                "value": "55.93"
                            }, 
                            {
                                "value": "58.08"
                            }, 
                            {
                                "value": "59.51"
                            }, 
                            {
                                "value": "61.66"
                            }, 
                            {
                                "value": "62.38"
                            }, 
                            {
                                "value": "63.80"
                            }, 
                            {
                                "value": "65.23"
                            }, 
                            {
                                "value": "66.66"
                            }, 
                            {
                                "value": "67.37"
                            }, 
                            {
                                "value": "68.08"
                            }, 
                            {
                                "value": "68.07"
                            }, 
                            {
                                "value": "68.05"
                            }, 
                            {
                                "value": "67.32"
                            }, 
                            {
                                "value": "65.88"
                            }, 
                            {
                                "value": "65.15"
                            }, 
                            {
                                "value": "63.71"
                            }, 
                            {
                                "value": "62.26"
                            }, 
                            {
                                "value": "61.53"
                            }, 
                            {
                                "value": "60.09"
                            }, 
                            {
                                "value": "59.35"
                            }, 
                            {
                                "value": "59.34"
                            }, 
                            {
                                "value": "58.61"
                            }, 
                            {
                                "value": "57.88"
                            }, 
                            {
                                "value": "57.14"
                            }, 
                            {
                                "value": "56.41"
                            }, 
                            {
                                "value": "56.40"
                            }, 
                            {
                                "value": "56.38"
                            }, 
                            {
                                "value": "56.37"
                            }, 
                            {
                                "value": "56.36"
                            }, 
                            {
                                "value": "55.62"
                            }, 
                            {
                                "value": "55.61"
                            }, 
                            {
                                "value": "55.59"
                            }, 
                            {
                                "value": "56.31"
                            }, 
                            {
                                "value": "57.74"
                            }, 
                            {
                                "value": "57.73"
                            }, 
                            {
                                "value": "58.44"
                            }, 
                            {
                                "value": "59.87"
                            }, 
                            {
                                "value": "59.86"
                            }, 
                            {
                                "value": "61.30"
                            }, 
                            {
                                "value": "63.45"
                            }, 
                            {
                                "value": "64.89"
                            }, 
                            {
                                "value": "66.32"
                            }, 
                            {
                                "value": "67.04"
                            }, 
                            {
                                "value": "68.47"
                            }, 
                            {
                                "value": "68.46"
                            }, 
                            {
                                "value": "69.17"
                            }, 
                            {
                                "value": "69.89"
                            }, 
                            {
                                "value": "69.88"
                            }, 
                            {
                                "value": "70.60"
                            }, 
                            {
                                "value": "69.15"
                            }, 
                            {
                                "value": "68.42"
                            }, 
                            {
                                "value": "67.69"
                            }, 
                            {
                                "value": "11.48"
                            }, 
                            {
                                "value": "13.64"
                            }, 
                            {
                                "value": "16.51"
                            }, 
                            {
                                "value": "18.66"
                            }, 
                            {
                                "value": "20.10"
                            }, 
                            {
                                "value": "22.97"
                            }, 
                            {
                                "value": "25.12"
                            }, 
                            {
                                "value": "27.99"
                            }, 
                            {
                                "value": "30.14"
                            }, 
                            {
                                "value": "32.29"
                            }, 
                            {
                                "value": "35.16"
                            }, 
                            {
                                "value": "36.59"
                            }, 
                            {
                                "value": "38.03"
                            }, 
                            {
                                "value": "40.17"
                            }, 
                            {
                                "value": "42.33"
                            }, 
                            {
                                "value": "43.76"
                            }, 
                            {
                                "value": "45.19"
                            }, 
                            {
                                "value": "46.62"
                            }, 
                            {
                                "value": "48.05"
                            }, 
                            {
                                "value": "49.48"
                            }, 
                            {
                                "value": "51.63"
                            }, 
                            {
                                "value": "53.78"
                            }, 
                            {
                                "value": "55.21"
                            }, 
                            {
                                "value": "55.92"
                            }, 
                            {
                                "value": "57.35"
                            }, 
                            {
                                "value": "58.06"
                            }, 
                            {
                                "value": "59.48"
                            }, 
                            {
                                "value": "60.19"
                            }, 
                            {
                                "value": "60.90"
                            }, 
                            {
                                "value": "61.61"
                            }, 
                            {
                                "value": "61.60"
                            }, 
                            {
                                "value": "61.59"
                            }, 
                            {
                                "value": "61.58"
                            }, 
                            {
                                "value": "62.28"
                            }, 
                            {
                                "value": "62.27"
                            }, 
                            {
                                "value": "62.26"
                            }, 
                            {
                                "value": "60.81"
                            }, 
                            {
                                "value": "60.08"
                            }, 
                            {
                                "value": "59.35"
                            }, 
                            {
                                "value": "59.34"
                            }, 
                            {
                                "value": "60.06"
                            }, 
                            {
                                "value": "59.33"
                            }, 
                            {
                                "value": "57.88"
                            }, 
                            {
                                "value": "57.15"
                            }, 
                            {
                                "value": "57.13"
                            }, 
                            {
                                "value": "56.41"
                            }, 
                            {
                                "value": "56.39"
                            }, 
                            {
                                "value": "56.38"
                            }, 
                            {
                                "value": "56.38"
                            }, 
                            {
                                "value": "55.65"
                            }, 
                            {
                                "value": "56.35"
                            }, 
                            {
                                "value": "55.62"
                            }, 
                            {
                                "value": "55.61"
                            }, 
                            {
                                "value": "55.60"
                            }, 
                            {
                                "value": "56.31"
                            }, 
                            {
                                "value": "57.02"
                            }, 
                            {
                                "value": "57.74"
                            }, 
                            {
                                "value": "57.01"
                            }, 
                            {
                                "value": "56.28"
                            }, 
                            {
                                "value": "56.27"
                            }, 
                            {
                                "value": "56.99"
                            }, 
                            {
                                "value": "59.14"
                            }, 
                            {
                                "value": "60.57"
                            }, 
                            {
                                "value": "62.00"
                            }, 
                            {
                                "value": "61.28"
                            }, 
                            {
                                "value": "61.27"
                            }, 
                            {
                                "value": "61.26"
                            }, 
                            {
                                "value": "61.25"
                            }, 
                            {
                                "value": "61.25"
                            }, 
                            {
                                "value": "61.23"
                            }, 
                            {
                                "value": "61.22"
                            }, 
                            {
                                "value": "61.22"
                            }, 
                            {
                                "value": "60.50"
                            }, 
                            {
                                "value": "59.77"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yBaO.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:BaO,SiO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.55"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yBaO.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:BaO,SiO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.81"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yBaO.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:BaO,SiO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.67"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Development of Translucent Aluminum Nitride Ceramics, N. Kuramoto, H. Taniguchi, and I. Aso, American Ceramic Society Bulletin, Vol. 68 4, pp. 883-887 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "AlN"
                    }, 
                    {
                        "value": "3CaO$\\cdot$Al2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "97.9"
                            }, 
                            {
                                "value": "2.1"
                            }
                        ], 
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            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "61", 
                        "value": "431"
                    }, 
                    {
                        "uncertainty": "94", 
                        "value": "206"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Corrosion Time"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Burner Rig Hot Corrosion of Silicon Carbide and Silicon Nitride, D.S. Fox and J.L. Smialek, Journal of the American Ceramic Society, Vol. 73 2, pp. 303-311 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "GTE"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "36", 
                        "value": "668"
                    }, 
                    {
                        "uncertainty": "78", 
                        "value": "509"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Corrosion Time"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Burner Rig Hot Corrosion of Silicon Carbide and Silicon Nitride, D.S. Fox and J.L. Smialek, Journal of the American Ceramic Society, Vol. 73 2, pp. 303-311 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Toshiba"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "67", 
                        "value": "872"
                    }, 
                    {
                        "uncertainty": "103", 
                        "value": "627"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Corrosion Time"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Burner Rig Hot Corrosion of Silicon Carbide and Silicon Nitride, D.S. Fox and J.L. Smialek, Journal of the American Ceramic Society, Vol. 73 2, pp. 303-311 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "NGK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "55", 
                        "value": "814"
                    }, 
                    {
                        "uncertainty": "116", 
                        "value": "547"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Corrosion Time"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Effects of Fine SiC Particles on the Creep of MgO at High Temperatures, E. Yasuda, Q. Bao, and K. Niihara, International Journal of Thermophysics, Vol. 100 4, pp. 514-519 (1992), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Magnesia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "29"
                    }, 
                    {
                        "value": "31"
                    }, 
                    {
                        "value": "38"
                    }, 
                    {
                        "value": "41"
                    }, 
                    {
                        "value": "68"
                    }, 
                    {
                        "value": "84"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "510"
                    }, 
                    {
                        "value": "590"
                    }, 
                    {
                        "value": "730"
                    }, 
                    {
                        "value": "1000"
                    }, 
                    {
                        "value": "1400"
                    }, 
                    {
                        "value": "1600"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "18"
                    }, 
                    {
                        "value": "24"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "57"
                    }, 
                    {
                        "value": "66"
                    }, 
                    {
                        "value": "77"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "320"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "6.5"
                    }, 
                    {
                        "value": "8.7"
                    }, 
                    {
                        "value": "8"
                    }, 
                    {
                        "value": "9.2"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "23"
                    }, 
                    {
                        "value": "29"
                    }, 
                    {
                        "value": "39"
                    }, 
                    {
                        "value": "60"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "7.8"
                    }, 
                    {
                        "value": "8.4"
                    }, 
                    {
                        "value": "9.7"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "17"
                    }, 
                    {
                        "value": "22"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "17"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "27"
                    }, 
                    {
                        "value": "33"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "7.2"
                    }, 
                    {
                        "value": "8.3"
                    }, 
                    {
                        "value": "42"
                    }, 
                    {
                        "value": "17"
                    }, 
                    {
                        "value": "9.4"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "67"
                    }, 
                    {
                        "value": "83"
                    }, 
                    {
                        "value": "26"
                    }, 
                    {
                        "value": "480"
                    }, 
                    {
                        "value": "560"
                    }, 
                    {
                        "value": "640"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "49"
                    }, 
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "350"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "32"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "56"
                    }, 
                    {
                        "value": "25"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "18"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "5.7"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1350"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "5.8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "9.7"
                            }, 
                            {
                                "value": "9.9"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "36"
                            }, 
                            {
                                "value": "36"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "9.9"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "7.8"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "41"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "41"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "36"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "36"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Effects of Fine SiC Particles on the Creep of MgO at High Temperatures, E. Yasuda, Q. Bao, and K. Niihara, International Journal of Thermophysics, Vol. 100 4, pp. 514-519 (1992), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Magnesia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "1.6"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "MgO"
                            }
                        ], 
                        "name": "Component Species"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Oxidation-Induced Strengthening and Toughening Behavior in Micro- and Nano-Composites of Y2O3/SiC System, M. Yoshimura, T. Ohji, M. Sando, Y.H. Choa, T. Sekino, and K. Niihara, Materials Letters, Vol. 35, pp. 139-143 (1998), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Yttria composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "178"
                    }, 
                    {
                        "value": "180"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "0.85"
                            }
                        ], 
                        "name": "Y2O3Grain Size"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "SiCGrain Size"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Oxidation-Induced Strengthening and Toughening Behavior in Micro- and Nano-Composites of Y2O3/SiC System, M. Yoshimura, T. Ohji, M. Sando, Y.H. Choa, T. Sekino, and K. Niihara, Materials Letters, Vol. 35, pp. 139-143 (1998), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Yttria composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "320"
                    }, 
                    {
                        "value": "198"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "0.85"
                            }
                        ], 
                        "name": "Y2O3Grain Size"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "SiCGrain Size"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Oxidation-Induced Strengthening and Toughening Behavior in Micro- and Nano-Composites of Y2O3/SiC System, M. Yoshimura, T. Ohji, M. Sando, Y.H. Choa, T. Sekino, and K. Niihara, Materials Letters, Vol. 35, pp. 139-143 (1998), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Yttria composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "1.9"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "0.85"
                            }
                        ], 
                        "name": "Y2O3Grain Size"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "SiCGrain Size"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Oxidation-Induced Strengthening and Toughening Behavior in Micro- and Nano-Composites of Y2O3/SiC System, M. Yoshimura, T. Ohji, M. Sando, Y.H. Choa, T. Sekino, and K. Niihara, Materials Letters, Vol. 35, pp. 139-143 (1998), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Yttria composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "8.1"
                    }, 
                    {
                        "value": "8.0"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "0.85"
                            }
                        ], 
                        "name": "Y2O3Grain Size"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "SiCGrain Size"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Thermal Expansion of Certain Group IV and Group V Diborides, F.G. Keihn and E.J. Keplin, Journal of the American Ceramic Society, Vol. 50 12, pp. 81-84 (1967), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.63"
                    }, 
                    {
                        "value": "8.00"
                    }, 
                    {
                        "value": "8.65"
                    }, 
                    {
                        "value": "11.20"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "25", 
                                "maximum": "750"
                            }, 
                            {
                                "minimum": "754", 
                                "maximum": "2041"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "750"
                            }, 
                            {
                                "minimum": "754", 
                                "maximum": "2041"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "minimum": "298", 
                                "maximum": "1023"
                            }, 
                            {
                                "minimum": "1027", 
                                "maximum": "2314"
                            }, 
                            {
                                "minimum": "298", 
                                "maximum": "1023"
                            }, 
                            {
                                "minimum": "1027", 
                                "maximum": "2314"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Thermal Expansion of Certain Group IV and Group V Diborides, F.G. Keihn and E.J. Keplin, Journal of the American Ceramic Society, Vol. 50 12, pp. 81-84 (1967), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.60"
                    }, 
                    {
                        "value": "8.62"
                    }, 
                    {
                        "value": "6.78"
                    }, 
                    {
                        "value": "7.65"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "25", 
                                "maximum": "750"
                            }, 
                            {
                                "minimum": "754", 
                                "maximum": "1800"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "750"
                            }, 
                            {
                                "minimum": "754", 
                                "maximum": "1800"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "minimum": "298", 
                                "maximum": "1023"
                            }, 
                            {
                                "minimum": "1027", 
                                "maximum": "2073"
                            }, 
                            {
                                "minimum": "298", 
                                "maximum": "1023"
                            }, 
                            {
                                "minimum": "1027", 
                                "maximum": "2073"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Thermal Expansion of Certain Group IV and Group V Diborides, F.G. Keihn and E.J. Keplin, Journal of the American Ceramic Society, Vol. 50 12, pp. 81-84 (1967), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.39"
                    }, 
                    {
                        "value": "8.40"
                    }, 
                    {
                        "value": "6.81"
                    }, 
                    {
                        "value": "7.64"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "25", 
                                "maximum": "750"
                            }, 
                            {
                                "minimum": "753", 
                                "maximum": "2041"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "750"
                            }, 
                            {
                                "minimum": "753", 
                                "maximum": "2041"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "minimum": "298", 
                                "maximum": "1023"
                            }, 
                            {
                                "minimum": "1026", 
                                "maximum": "2314"
                            }, 
                            {
                                "minimum": "298", 
                                "maximum": "1023"
                            }, 
                            {
                                "minimum": "1026", 
                                "maximum": "2314"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Thermal Expansion of Certain Group IV and Group V Diborides, F.G. Keihn and E.J. Keplin, Journal of the American Ceramic Society, Vol. 50 12, pp. 81-84 (1967), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Niobium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "NbB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Nb-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.51"
                    }, 
                    {
                        "value": "8.30"
                    }, 
                    {
                        "value": "9.21"
                    }, 
                    {
                        "value": "10.70"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "25", 
                                "maximum": "750"
                            }, 
                            {
                                "minimum": "750", 
                                "maximum": "1700"
                            }, 
                            {
                                "minimum": "25", 
                                "maximum": "750"
                            }, 
                            {
                                "minimum": "750", 
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                                "maximum": "1023"
                            }, 
                            {
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        ], 
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                "citation": "High-Temperature Thermal Expansion of Certain Group IV and Group V Diborides, F.G. Keihn and E.J. Keplin, Journal of the American Ceramic Society, Vol. 50 12, pp. 81-84 (1967), published by American Ceramic Society."
            }
        ], 
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        ], 
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                    }
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                            {
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                "name": "Crystal Growth"
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                "citation": "Measured Elastic Moduli of Single-Crystal MgO up to 1800 K, D.G. Isaak, O.L. Anderson, and T. Goto, Physics and Chemistry of Minerals, Vol. 16, pp. 704-713 (1989), published by Springer-Verlag."
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                "name": "Crystal Growth"
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                "name": "Crystal Growth"
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                        "value": "1.53"
                    }, 
                    {
                        "value": "1.54"
                    }, 
                    {
                        "value": "1.53"
                    }, 
                    {
                        "uncertainty": "0.08", 
                        "value": "1.53"
                    }, 
                    {
                        "value": "1.54"
                    }, 
                    {
                        "value": "1.54"
                    }, 
                    {
                        "value": "1.53"
                    }, 
                    {
                        "value": "1.53"
                    }, 
                    {
                        "uncertainty": "0.08", 
                        "value": "1.52"
                    }, 
                    {
                        "value": "1.52"
                    }, 
                    {
                        "value": "1.52"
                    }, 
                    {
                        "value": "1.51"
                    }, 
                    {
                        "value": "1.50"
                    }, 
                    {
                        "uncertainty": "0.08", 
                        "value": "1.50"
                    }
                ], 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Gruneisen Parameter"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Measured Elastic Moduli of Single-Crystal MgO up to 1800 K, D.G. Isaak, O.L. Anderson, and T. Goto, Physics and Chemistry of Minerals, Vol. 16, pp. 704-713 (1989), published by Springer-Verlag."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tateho Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.002", 
                        "value": "0.179"
                    }, 
                    {
                        "value": "0.180"
                    }, 
                    {
                        "value": "0.180"
                    }, 
                    {
                        "value": "0.181"
                    }, 
                    {
                        "value": "0.181"
                    }, 
                    {
                        "uncertainty": "0.002", 
                        "value": "0.182"
                    }, 
                    {
                        "value": "0.182"
                    }, 
                    {
                        "value": "0.182"
                    }, 
                    {
                        "value": "0.182"
                    }, 
                    {
                        "value": "0.183"
                    }, 
                    {
                        "uncertainty": "0.004", 
                        "value": "0.183"
                    }, 
                    {
                        "value": "0.183"
                    }, 
                    {
                        "value": "0.183"
                    }, 
                    {
                        "value": "0.182"
                    }, 
                    {
                        "value": "0.182"
                    }, 
                    {
                        "uncertainty": "0.006", 
                        "value": "0.181"
                    }
                ], 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Measured Elastic Moduli of Single-Crystal MgO up to 1800 K, D.G. Isaak, O.L. Anderson, and T. Goto, Physics and Chemistry of Minerals, Vol. 16, pp. 704-713 (1989), published by Springer-Verlag."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tateho Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.01", 
                        "value": "9.73"
                    }, 
                    {
                        "value": "9.68"
                    }, 
                    {
                        "value": "9.63"
                    }, 
                    {
                        "value": "9.57"
                    }, 
                    {
                        "value": "9.51"
                    }, 
                    {
                        "uncertainty": "0.02", 
                        "value": "9.45"
                    }, 
                    {
                        "value": "9.39"
                    }, 
                    {
                        "value": "9.33"
                    }, 
                    {
                        "value": "9.26"
                    }, 
                    {
                        "value": "9.19"
                    }, 
                    {
                        "uncertainty": "0.03", 
                        "value": "9.13"
                    }, 
                    {
                        "value": "9.05"
                    }, 
                    {
                        "value": "8.89"
                    }, 
                    {
                        "value": "8.92"
                    }, 
                    {
                        "value": "8.85"
                    }, 
                    {
                        "uncertainty": "5.31", 
                        "value": "8.78"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "6.06"
                    }, 
                    {
                        "value": "6.02"
                    }, 
                    {
                        "value": "5.97"
                    }, 
                    {
                        "value": "5.92"
                    }, 
                    {
                        "value": "5.87"
                    }, 
                    {
                        "uncertainty": "0.02", 
                        "value": "5.82"
                    }, 
                    {
                        "value": "5.77"
                    }, 
                    {
                        "value": "5.72"
                    }, 
                    {
                        "value": "5.67"
                    }, 
                    {
                        "value": "5.62"
                    }, 
                    {
                        "uncertainty": "0.03", 
                        "value": "6.56"
                    }, 
                    {
                        "value": "5.51"
                    }, 
                    {
                        "value": "5.46"
                    }, 
                    {
                        "value": "5.41"
                    }, 
                    {
                        "value": "5.36"
                    }, 
                    {
                        "uncertainty": "0.05", 
                        "value": "5.31"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }
                        ], 
                        "name": "Mode"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering of Aluminium Nitride: Effect of Concentration of Additives and Sintering Conditions on Properties, N.S. Raghavan, Materials Science and Engineering, Vol. A148, pp. 307-317 (1991), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xY2O3.yCaO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:CaO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.289"
                    }, 
                    {
                        "value": "3.280"
                    }, 
                    {
                        "value": "3.292"
                    }, 
                    {
                        "value": "3.290"
                    }, 
                    {
                        "value": "3.307"
                    }, 
                    {
                        "value": "3.237"
                    }, 
                    {
                        "value": "3.262"
                    }, 
                    {
                        "value": "3.280"
                    }, 
                    {
                        "value": "3.287"
                    }, 
                    {
                        "value": "3.256"
                    }, 
                    {
                        "value": "3.270"
                    }, 
                    {
                        "value": "3.300"
                    }, 
                    {
                        "value": "3.306"
                    }, 
                    {
                        "value": "3.300"
                    }, 
                    {
                        "value": "3.290"
                    }, 
                    {
                        "value": "3.300"
                    }, 
                    {
                        "value": "3.28"
                    }, 
                    {
                        "value": "3.04"
                    }, 
                    {
                        "value": "3.21"
                    }, 
                    {
                        "value": "3.29"
                    }, 
                    {
                        "value": "3.18"
                    }, 
                    {
                        "value": "3.26"
                    }, 
                    {
                        "value": "3.30"
                    }, 
                    {
                        "value": "3.25"
                    }, 
                    {
                        "value": "3.22"
                    }, 
                    {
                        "value": "3.20"
                    }, 
                    {
                        "value": "3.25"
                    }, 
                    {
                        "value": "3.30"
                    }, 
                    {
                        "value": "3.21"
                    }, 
                    {
                        "value": "3.26"
                    }, 
                    {
                        "value": "3.17"
                    }, 
                    {
                        "value": "3.29"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.90"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.90"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "1.5"
                            }
                        ], 
                        "name": "Mass Fraction of CaO"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1.5"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Source of Powder"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering of Aluminium Nitride: Effect of Concentration of Additives and Sintering Conditions on Properties, N.S. Raghavan, Materials Science and Engineering, Vol. A148, pp. 307-317 (1991), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xY2O3.yCaO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:CaO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "13.30"
                    }, 
                    {
                        "value": "13.26"
                    }, 
                    {
                        "value": "12.93"
                    }, 
                    {
                        "value": "13.74"
                    }, 
                    {
                        "value": "13.60"
                    }, 
                    {
                        "value": "13.04"
                    }, 
                    {
                        "value": "13.26"
                    }, 
                    {
                        "value": "14.08"
                    }, 
                    {
                        "value": "13.86"
                    }, 
                    {
                        "value": "13.60"
                    }, 
                    {
                        "value": "14.18"
                    }, 
                    {
                        "value": "13.92"
                    }, 
                    {
                        "value": "12.93"
                    }, 
                    {
                        "value": "13.51"
                    }, 
                    {
                        "value": "13.85"
                    }, 
                    {
                        "value": "13.97"
                    }, 
                    {
                        "value": "13.66"
                    }, 
                    {
                        "value": "13.04"
                    }, 
                    {
                        "value": "13.72"
                    }, 
                    {
                        "value": "14.08"
                    }, 
                    {
                        "value": "14.15"
                    }, 
                    {
                        "value": "13.81"
                    }
                ], 
                "units": "Log10{$\\Omega$$\\cdot$cm}", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.90"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.90"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "1.5"
                            }
                        ], 
                        "name": "Mass Fraction of CaO"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1.5"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Source of Powder"
                    }
                ], 
                "name": "Electrical Resistivity Log"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering of Aluminium Nitride: Effect of Concentration of Additives and Sintering Conditions on Properties, N.S. Raghavan, Materials Science and Engineering, Vol. A148, pp. 307-317 (1991), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xY2O3.yCaO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:CaO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "134"
                    }, 
                    {
                        "value": "145"
                    }, 
                    {
                        "value": "154"
                    }, 
                    {
                        "value": "154"
                    }, 
                    {
                        "value": "109"
                    }, 
                    {
                        "value": "113"
                    }, 
                    {
                        "value": "143"
                    }, 
                    {
                        "value": "139"
                    }, 
                    {
                        "value": "92"
                    }, 
                    {
                        "value": "97"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "133"
                    }, 
                    {
                        "value": "208"
                    }, 
                    {
                        "value": "193"
                    }, 
                    {
                        "value": "194"
                    }, 
                    {
                        "value": "143"
                    }, 
                    {
                        "value": "93"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "193"
                    }, 
                    {
                        "value": "151"
                    }, 
                    {
                        "value": "159"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "75"
                    }, 
                    {
                        "value": "81"
                    }, 
                    {
                        "value": "91"
                    }, 
                    {
                        "value": "106"
                    }, 
                    {
                        "value": "194"
                    }, 
                    {
                        "value": "103"
                    }, 
                    {
                        "value": "126"
                    }, 
                    {
                        "value": "148"
                    }, 
                    {
                        "value": "158"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.90"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.90"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "1.5"
                            }
                        ], 
                        "name": "Mass Fraction of CaO"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1.5"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Source of Powder"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering of Aluminium Nitride: Effect of Concentration of Additives and Sintering Conditions on Properties, N.S. Raghavan, Materials Science and Engineering, Vol. A148, pp. 307-317 (1991), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xY2O3.yCaO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:CaO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.504"
                    }, 
                    {
                        "value": "0.562"
                    }, 
                    {
                        "value": "0.603"
                    }, 
                    {
                        "value": "0.644"
                    }, 
                    {
                        "value": "0.640"
                    }, 
                    {
                        "value": "0.462"
                    }, 
                    {
                        "value": "0.475"
                    }, 
                    {
                        "value": "0.600"
                    }, 
                    {
                        "value": "0.583"
                    }, 
                    {
                        "value": "0.390"
                    }, 
                    {
                        "value": "0.408"
                    }, 
                    {
                        "value": "0.585"
                    }, 
                    {
                        "value": "0.557"
                    }, 
                    {
                        "value": "0.871"
                    }, 
                    {
                        "value": "0.806"
                    }, 
                    {
                        "value": "0.809"
                    }, 
                    {
                        "value": "0.600"
                    }, 
                    {
                        "value": "0.422"
                    }, 
                    {
                        "value": "0.479"
                    }, 
                    {
                        "value": "0.806"
                    }, 
                    {
                        "value": "0.653"
                    }, 
                    {
                        "value": "0.668"
                    }, 
                    {
                        "value": "0.585"
                    }, 
                    {
                        "value": "0.317"
                    }, 
                    {
                        "value": "0.347"
                    }, 
                    {
                        "value": "0.393"
                    }, 
                    {
                        "value": "0.446"
                    }, 
                    {
                        "value": "0.809"
                    }, 
                    {
                        "value": "0.441"
                    }, 
                    {
                        "value": "0.492"
                    }, 
                    {
                        "value": "0.638"
                    }, 
                    {
                        "value": "0.660"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.90"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.90"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "1.5"
                            }
                        ], 
                        "name": "Mass Fraction of CaO"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1.5"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }
                        ], 
                        "name": "Sinterting Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Source of Powder"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "Specific Heats at Low Temperatures of TiO, Ti2O3, Ti3O5, and TiN, C.H. Shomate, Journal of the American Chemical Society, Vol. 68, pp. 310-311 (1946), published by American Chemical Society."
            }
        ], 
        "names": [
            "Titanium monoxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "49.16"
                    }, 
                    {
                        "value": "59.70"
                    }, 
                    {
                        "value": "70.70"
                    }, 
                    {
                        "value": "83.21"
                    }, 
                    {
                        "value": "98.46"
                    }, 
                    {
                        "value": "113.1"
                    }, 
                    {
                        "value": "127.5"
                    }, 
                    {
                        "value": "147.2"
                    }, 
                    {
                        "value": "188.9"
                    }, 
                    {
                        "value": "218.7"
                    }, 
                    {
                        "value": "250.0"
                    }, 
                    {
                        "value": "282.5"
                    }, 
                    {
                        "value": "314.2"
                    }, 
                    {
                        "value": "345.8"
                    }, 
                    {
                        "value": "373.3"
                    }, 
                    {
                        "value": "400.1"
                    }, 
                    {
                        "value": "427.0"
                    }, 
                    {
                        "value": "449.5"
                    }, 
                    {
                        "value": "471.9"
                    }, 
                    {
                        "value": "492.2"
                    }, 
                    {
                        "value": "511.1"
                    }, 
                    {
                        "value": "528.6"
                    }, 
                    {
                        "value": "543.9"
                    }, 
                    {
                        "value": "559.5"
                    }, 
                    {
                        "value": "575.3"
                    }, 
                    {
                        "value": "588.1"
                    }, 
                    {
                        "value": "600.0"
                    }, 
                    {
                        "value": "611.5"
                    }, 
                    {
                        "value": "623.3"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "52.6"
                            }, 
                            {
                                "value": "56.7"
                            }, 
                            {
                                "value": "60.6"
                            }, 
                            {
                                "value": "64.8"
                            }, 
                            {
                                "value": "69.7"
                            }, 
                            {
                                "value": "74.2"
                            }, 
                            {
                                "value": "78.6"
                            }, 
                            {
                                "value": "84.5"
                            }, 
                            {
                                "value": "96.9"
                            }, 
                            {
                                "value": "105.7"
                            }, 
                            {
                                "value": "115.1"
                            }, 
                            {
                                "value": "125.1"
                            }, 
                            {
                                "value": "135.1"
                            }, 
                            {
                                "value": "145.8"
                            }, 
                            {
                                "value": "155.4"
                            }, 
                            {
                                "value": "165.5"
                            }, 
                            {
                                "value": "176.2"
                            }, 
                            {
                                "value": "185.9"
                            }, 
                            {
                                "value": "196.3"
                            }, 
                            {
                                "value": "205.8"
                            }, 
                            {
                                "value": "215.8"
                            }, 
                            {
                                "value": "226.1"
                            }, 
                            {
                                "value": "235.8"
                            }, 
                            {
                                "value": "246.2"
                            }, 
                            {
                                "value": "256.2"
                            }, 
                            {
                                "value": "266.2"
                            }, 
                            {
                                "value": "276.2"
                            }, 
                            {
                                "value": "286.1"
                            }, 
                            {
                                "value": "296.3"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "3.142"
                            }, 
                            {
                                "value": "3.815"
                            }, 
                            {
                                "value": "4.518"
                            }, 
                            {
                                "value": "5.317"
                            }, 
                            {
                                "value": "6.292"
                            }, 
                            {
                                "value": "7.229"
                            }, 
                            {
                                "value": "8.149"
                            }, 
                            {
                                "value": "9.404"
                            }, 
                            {
                                "value": "12.07"
                            }, 
                            {
                                "value": "13.98"
                            }, 
                            {
                                "value": "15.98"
                            }, 
                            {
                                "value": "18.05"
                            }, 
                            {
                                "value": "20.08"
                            }, 
                            {
                                "value": "22.10"
                            }, 
                            {
                                "value": "23.86"
                            }, 
                            {
                                "value": "25.57"
                            }, 
                            {
                                "value": "27.29"
                            }, 
                            {
                                "value": "28.73"
                            }, 
                            {
                                "value": "30.15"
                            }, 
                            {
                                "value": "31.45"
                            }, 
                            {
                                "value": "32.66"
                            }, 
                            {
                                "value": "33.78"
                            }, 
                            {
                                "value": "34.75"
                            }, 
                            {
                                "value": "35.75"
                            }, 
                            {
                                "value": "36.76"
                            }, 
                            {
                                "value": "37.58"
                            }, 
                            {
                                "value": "38.34"
                            }, 
                            {
                                "value": "39.08"
                            }, 
                            {
                                "value": "39.83"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "Specific Heats at Low Temperatures of TiO, Ti2O3, Ti3O5, and TiN, C.H. Shomate, Journal of the American Chemical Society, Vol. 68, pp. 310-311 (1946), published by American Chemical Society."
            }
        ], 
        "names": [
            "Titanium sesquioxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Ti2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "42.79"
                    }, 
                    {
                        "value": "51.64"
                    }, 
                    {
                        "value": "61.93"
                    }, 
                    {
                        "value": "73.19"
                    }, 
                    {
                        "value": "85.29"
                    }, 
                    {
                        "value": "98.76"
                    }, 
                    {
                        "value": "112.7"
                    }, 
                    {
                        "value": "134.5"
                    }, 
                    {
                        "value": "165.3"
                    }, 
                    {
                        "value": "206.0"
                    }, 
                    {
                        "value": "237.6"
                    }, 
                    {
                        "value": "272.9"
                    }, 
                    {
                        "value": "307.8"
                    }, 
                    {
                        "value": "343.0"
                    }, 
                    {
                        "value": "375.9"
                    }, 
                    {
                        "value": "406.7"
                    }, 
                    {
                        "value": "437.2"
                    }, 
                    {
                        "value": "464.0"
                    }, 
                    {
                        "value": "490.8"
                    }, 
                    {
                        "value": "516.1"
                    }, 
                    {
                        "value": "540.5"
                    }, 
                    {
                        "value": "562.3"
                    }, 
                    {
                        "value": "585.3"
                    }, 
                    {
                        "value": "585.9"
                    }, 
                    {
                        "value": "601.3"
                    }, 
                    {
                        "value": "598.1"
                    }, 
                    {
                        "value": "599.3"
                    }, 
                    {
                        "value": "615.0"
                    }, 
                    {
                        "value": "630.4"
                    }, 
                    {
                        "value": "646.1"
                    }, 
                    {
                        "value": "660.4"
                    }, 
                    {
                        "value": "674.3"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "53.0"
                            }, 
                            {
                                "value": "57.0"
                            }, 
                            {
                                "value": "61.1"
                            }, 
                            {
                                "value": "65.4"
                            }, 
                            {
                                "value": "69.7"
                            }, 
                            {
                                "value": "74.3"
                            }, 
                            {
                                "value": "78.8"
                            }, 
                            {
                                "value": "85.6"
                            }, 
                            {
                                "value": "94.8"
                            }, 
                            {
                                "value": "106.4"
                            }, 
                            {
                                "value": "115.2"
                            }, 
                            {
                                "value": "125.2"
                            }, 
                            {
                                "value": "135.2"
                            }, 
                            {
                                "value": "145.6"
                            }, 
                            {
                                "value": "155.5"
                            }, 
                            {
                                "value": "165.5"
                            }, 
                            {
                                "value": "175.6"
                            }, 
                            {
                                "value": "185.6"
                            }, 
                            {
                                "value": "195.9"
                            }, 
                            {
                                "value": "205.9"
                            }, 
                            {
                                "value": "216.2"
                            }, 
                            {
                                "value": "226.2"
                            }, 
                            {
                                "value": "235.7"
                            }, 
                            {
                                "value": "235.8"
                            }, 
                            {
                                "value": "240.3"
                            }, 
                            {
                                "value": "244.7"
                            }, 
                            {
                                "value": "246.2"
                            }, 
                            {
                                "value": "256.0"
                            }, 
                            {
                                "value": "266.1"
                            }, 
                            {
                                "value": "276.2"
                            }, 
                            {
                                "value": "286.1"
                            }, 
                            {
                                "value": "296.4"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "6.154"
                            }, 
                            {
                                "value": "7.425"
                            }, 
                            {
                                "value": "8.906"
                            }, 
                            {
                                "value": "10.53"
                            }, 
                            {
                                "value": "12.27"
                            }, 
                            {
                                "value": "14.20"
                            }, 
                            {
                                "value": "16.20"
                            }, 
                            {
                                "value": "19.34"
                            }, 
                            {
                                "value": "23.77"
                            }, 
                            {
                                "value": "29.62"
                            }, 
                            {
                                "value": "34.17"
                            }, 
                            {
                                "value": "39.25"
                            }, 
                            {
                                "value": "44.26"
                            }, 
                            {
                                "value": "49.32"
                            }, 
                            {
                                "value": "54.05"
                            }, 
                            {
                                "value": "58.48"
                            }, 
                            {
                                "value": "62.87"
                            }, 
                            {
                                "value": "66.72"
                            }, 
                            {
                                "value": "70.57"
                            }, 
                            {
                                "value": "74.21"
                            }, 
                            {
                                "value": "77.73"
                            }, 
                            {
                                "value": "80.86"
                            }, 
                            {
                                "value": "84.17"
                            }, 
                            {
                                "value": "84.25"
                            }, 
                            {
                                "value": "86.47"
                            }, 
                            {
                                "value": "86.01"
                            }, 
                            {
                                "value": "86.18"
                            }, 
                            {
                                "value": "88.43"
                            }, 
                            {
                                "value": "90.65"
                            }, 
                            {
                                "value": "92.91"
                            }, 
                            {
                                "value": "94.96"
                            }, 
                            {
                                "value": "96.97"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "Specific Heats at Low Temperatures of TiO, Ti2O3, Ti3O5, and TiN, C.H. Shomate, Journal of the American Chemical Society, Vol. 68, pp. 310-311 (1946), published by American Chemical Society."
            }
        ], 
        "names": [
            "Titanium tritapentoxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Ti3O5", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "53.80"
                    }, 
                    {
                        "value": "63.69"
                    }, 
                    {
                        "value": "75.43"
                    }, 
                    {
                        "value": "88.32"
                    }, 
                    {
                        "value": "101.8"
                    }, 
                    {
                        "value": "119.4"
                    }, 
                    {
                        "value": "134.2"
                    }, 
                    {
                        "value": "149.6"
                    }, 
                    {
                        "value": "184.9"
                    }, 
                    {
                        "value": "221.0"
                    }, 
                    {
                        "value": "259.4"
                    }, 
                    {
                        "value": "294.7"
                    }, 
                    {
                        "value": "328.2"
                    }, 
                    {
                        "value": "362.8"
                    }, 
                    {
                        "value": "392.5"
                    }, 
                    {
                        "value": "422.2"
                    }, 
                    {
                        "value": "451.0"
                    }, 
                    {
                        "value": "476.3"
                    }, 
                    {
                        "value": "501.0"
                    }, 
                    {
                        "value": "524.7"
                    }, 
                    {
                        "value": "547.7"
                    }, 
                    {
                        "value": "567.3"
                    }, 
                    {
                        "value": "585.1"
                    }, 
                    {
                        "value": "604.4"
                    }, 
                    {
                        "value": "622.7"
                    }, 
                    {
                        "value": "639.5"
                    }, 
                    {
                        "value": "655.8"
                    }, 
                    {
                        "value": "673.0"
                    }, 
                    {
                        "value": "689.6"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "53.1"
                            }, 
                            {
                                "value": "56.9"
                            }, 
                            {
                                "value": "61.0"
                            }, 
                            {
                                "value": "65.4"
                            }, 
                            {
                                "value": "69.6"
                            }, 
                            {
                                "value": "75.0"
                            }, 
                            {
                                "value": "79.4"
                            }, 
                            {
                                "value": "83.9"
                            }, 
                            {
                                "value": "94.1"
                            }, 
                            {
                                "value": "104.3"
                            }, 
                            {
                                "value": "115.1"
                            }, 
                            {
                                "value": "125.2"
                            }, 
                            {
                                "value": "135.1"
                            }, 
                            {
                                "value": "145.8"
                            }, 
                            {
                                "value": "155.7"
                            }, 
                            {
                                "value": "165.7"
                            }, 
                            {
                                "value": "175.6"
                            }, 
                            {
                                "value": "185.7"
                            }, 
                            {
                                "value": "195.9"
                            }, 
                            {
                                "value": "205.5"
                            }, 
                            {
                                "value": "216.1"
                            }, 
                            {
                                "value": "226.1"
                            }, 
                            {
                                "value": "235.8"
                            }, 
                            {
                                "value": "246.0"
                            }, 
                            {
                                "value": "256.1"
                            }, 
                            {
                                "value": "266.2"
                            }, 
                            {
                                "value": "276.3"
                            }, 
                            {
                                "value": "286.3"
                            }, 
                            {
                                "value": "296.6"
                            }
                        ], 
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                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "12.04"
                            }, 
                            {
                                "value": "14.25"
                            }, 
                            {
                                "value": "16.88"
                            }, 
                            {
                                "value": "19.76"
                            }, 
                            {
                                "value": "22.78"
                            }, 
                            {
                                "value": "26.71"
                            }, 
                            {
                                "value": "30.02"
                            }, 
                            {
                                "value": "33.46"
                            }, 
                            {
                                "value": "41.36"
                            }, 
                            {
                                "value": "49.45"
                            }, 
                            {
                                "value": "58.02"
                            }, 
                            {
                                "value": "65.93"
                            }, 
                            {
                                "value": "73.42"
                            }, 
                            {
                                "value": "81.16"
                            }, 
                            {
                                "value": "87.81"
                            }, 
                            {
                                "value": "94.46"
                            }, 
                            {
                                "value": "100.9"
                            }, 
                            {
                                "value": "106.5"
                            }, 
                            {
                                "value": "112.1"
                            }, 
                            {
                                "value": "117.4"
                            }, 
                            {
                                "value": "122.5"
                            }, 
                            {
                                "value": "126.9"
                            }, 
                            {
                                "value": "130.9"
                            }, 
                            {
                                "value": "135.2"
                            }, 
                            {
                                "value": "139.3"
                            }, 
                            {
                                "value": "143.1"
                            }, 
                            {
                                "value": "146.7"
                            }, 
                            {
                                "value": "150.6"
                            }, 
                            {
                                "value": "154.3"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "Specific Heats at Low Temperatures of TiO, Ti2O3, Ti3O5, and TiN, C.H. Shomate, Journal of the American Chemical Society, Vol. 68, pp. 310-311 (1946), published by American Chemical Society."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
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            }, 
            {
                "scalars": [
                    {
                        "value": "35.61"
                    }, 
                    {
                        "value": "44.26"
                    }, 
                    {
                        "value": "54.66"
                    }, 
                    {
                        "value": "65.81"
                    }, 
                    {
                        "value": "80.34"
                    }, 
                    {
                        "value": "93.52"
                    }, 
                    {
                        "value": "106.9"
                    }, 
                    {
                        "value": "127.8"
                    }, 
                    {
                        "value": "157.5"
                    }, 
                    {
                        "value": "187.9"
                    }, 
                    {
                        "value": "220.5"
                    }, 
                    {
                        "value": "250.3"
                    }, 
                    {
                        "value": "279.8"
                    }, 
                    {
                        "value": "309.3"
                    }, 
                    {
                        "value": "336.3"
                    }, 
                    {
                        "value": "362.0"
                    }, 
                    {
                        "value": "387.5"
                    }, 
                    {
                        "value": "410.3"
                    }, 
                    {
                        "value": "433.1"
                    }, 
                    {
                        "value": "453.0"
                    }, 
                    {
                        "value": "474.2"
                    }, 
                    {
                        "value": "492.3"
                    }, 
                    {
                        "value": "508.1"
                    }, 
                    {
                        "value": "524.9"
                    }, 
                    {
                        "value": "541.1"
                    }, 
                    {
                        "value": "556.4"
                    }, 
                    {
                        "value": "570.8"
                    }, 
                    {
                        "value": "583.9"
                    }, 
                    {
                        "value": "596.6"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "52.5"
                            }, 
                            {
                                "value": "56.4"
                            }, 
                            {
                                "value": "60.5"
                            }, 
                            {
                                "value": "64.7"
                            }, 
                            {
                                "value": "69.7"
                            }, 
                            {
                                "value": "74.1"
                            }, 
                            {
                                "value": "78.5"
                            }, 
                            {
                                "value": "85.3"
                            }, 
                            {
                                "value": "94.9"
                            }, 
                            {
                                "value": "104.6"
                            }, 
                            {
                                "value": "115.2"
                            }, 
                            {
                                "value": "125.2"
                            }, 
                            {
                                "value": "135.1"
                            }, 
                            {
                                "value": "145.8"
                            }, 
                            {
                                "value": "155.6"
                            }, 
                            {
                                "value": "165.7"
                            }, 
                            {
                                "value": "175.7"
                            }, 
                            {
                                "value": "185.7"
                            }, 
                            {
                                "value": "196.1"
                            }, 
                            {
                                "value": "206.0"
                            }, 
                            {
                                "value": "216.3"
                            }, 
                            {
                                "value": "226.3"
                            }, 
                            {
                                "value": "235.9"
                            }, 
                            {
                                "value": "246.0"
                            }, 
                            {
                                "value": "256.0"
                            }, 
                            {
                                "value": "266.1"
                            }, 
                            {
                                "value": "276.4"
                            }, 
                            {
                                "value": "286.2"
                            }, 
                            {
                                "value": "296.4"
                            }
                        ], 
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                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
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                                "value": "2.20"
                            }, 
                            {
                                "value": "2.74"
                            }, 
                            {
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                            }, 
                            {
                                "value": "4.07"
                            }, 
                            {
                                "value": "4.974"
                            }, 
                            {
                                "value": "5.790"
                            }, 
                            {
                                "value": "6.618"
                            }, 
                            {
                                "value": "7.915"
                            }, 
                            {
                                "value": "9.751"
                            }, 
                            {
                                "value": "11.63"
                            }, 
                            {
                                "value": "13.65"
                            }, 
                            {
                                "value": "15.49"
                            }, 
                            {
                                "value": "17.32"
                            }, 
                            {
                                "value": "19.15"
                            }, 
                            {
                                "value": "20.82"
                            }, 
                            {
                                "value": "22.41"
                            }, 
                            {
                                "value": "23.99"
                            }, 
                            {
                                "value": "25.41"
                            }, 
                            {
                                "value": "26.81"
                            }, 
                            {
                                "value": "28.05"
                            }, 
                            {
                                "value": "29.36"
                            }, 
                            {
                                "value": "30.48"
                            }, 
                            {
                                "value": "31.46"
                            }, 
                            {
                                "value": "32.50"
                            }, 
                            {
                                "value": "33.50"
                            }, 
                            {
                                "value": "34.45"
                            }, 
                            {
                                "value": "35.34"
                            }, 
                            {
                                "value": "36.15"
                            }, 
                            {
                                "value": "36.94"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Flux Growth"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Properties of Tridymite:  25\u00b0C-300\u00b0C, K.A. Shahid and F.P. Glasser, Thermodynamics of Nuclear Materials, Vol. 2, pp. 181-190 (1970)."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
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                    }
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            {
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                    }
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            }, 
            {
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                    {
                        "value": "867"
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                    {
                        "value": "881"
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                    }, 
                    {
                        "value": "914"
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                    {
                        "value": "936"
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                    {
                        "value": "937"
                    }, 
                    {
                        "value": "955"
                    }, 
                    {
                        "value": "968"
                    }, 
                    {
                        "value": "982"
                    }, 
                    {
                        "value": "1050"
                    }, 
                    {
                        "value": "1090"
                    }, 
                    {
                        "value": "1330"
                    }, 
                    {
                        "value": "1360"
                    }, 
                    {
                        "value": "1330"
                    }, 
                    {
                        "value": "1300"
                    }, 
                    {
                        "value": "1220"
                    }, 
                    {
                        "value": "1160"
                    }, 
                    {
                        "value": "1120"
                    }, 
                    {
                        "value": "1060"
                    }, 
                    {
                        "value": "1050"
                    }, 
                    {
                        "value": "1040"
                    }, 
                    {
                        "value": "1050"
                    }, 
                    {
                        "value": "1060"
                    }, 
                    {
                        "value": "1060"
                    }, 
                    {
                        "value": "1070"
                    }, 
                    {
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                    {
                        "value": "1150"
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                    {
                        "value": "1160"
                    }, 
                    {
                        "value": "1160"
                    }, 
                    {
                        "value": "1120"
                    }, 
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "1080"
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                    {
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                    }, 
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                        "value": "1070"
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                    {
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                    {
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                    {
                        "value": "873"
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                    {
                        "value": "914"
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                    {
                        "value": "945"
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                    {
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                    {
                        "value": "999"
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
                        "value": "820"
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                    {
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                    {
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                    {
                        "value": "963"
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                        "value": "976"
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                    {
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                            }, 
                            {
                                "value": "K2WO4 #2"
                            }, 
                            {
                                "value": "K2WO4 #2"
                            }, 
                            {
                                "value": "K2WO4 #2"
                            }, 
                            {
                                "value": "K2WO4 #2"
                            }, 
                            {
                                "value": "K2WO4 #2"
                            }, 
                            {
                                "value": "K2WO4 #2"
                            }, 
                            {
                                "value": "K2WO4 #2"
                            }, 
                            {
                                "value": "K2WO4 #2"
                            }, 
                            {
                                "value": "K2WO4 #2"
                            }, 
                            {
                                "value": "K2WO4 #2"
                            }, 
                            {
                                "value": "K2WO4 #2"
                            }, 
                            {
                                "value": "K2WO4 #2"
                            }, 
                            {
                                "value": "K2WO4 #2"
                            }, 
                            {
                                "value": "K2WO4 #2"
                            }, 
                            {
                                "value": "K2WO4 #2"
                            }
                        ], 
                        "name": "Growth Flux"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "tridymite"
                            }
                        ], 
                        "name": "Specimen Phase"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "323"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "349"
                            }, 
                            {
                                "value": "359"
                            }, 
                            {
                                "value": "369"
                            }, 
                            {
                                "value": "373"
                            }, 
                            {
                                "value": "378"
                            }, 
                            {
                                "value": "382"
                            }, 
                            {
                                "value": "385"
                            }, 
                            {
                                "value": "387"
                            }, 
                            {
                                "value": "390"
                            }, 
                            {
                                "value": "391"
                            }, 
                            {
                                "value": "392"
                            }, 
                            {
                                "value": "394"
                            }, 
                            {
                                "value": "397"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "402"
                            }, 
                            {
                                "value": "404"
                            }, 
                            {
                                "value": "412"
                            }, 
                            {
                                "value": "415"
                            }, 
                            {
                                "value": "421"
                            }, 
                            {
                                "value": "424"
                            }, 
                            {
                                "value": "430"
                            }, 
                            {
                                "value": "433"
                            }, 
                            {
                                "value": "436"
                            }, 
                            {
                                "value": "436"
                            }, 
                            {
                                "value": "440"
                            }, 
                            {
                                "value": "442"
                            }, 
                            {
                                "value": "444"
                            }, 
                            {
                                "value": "447"
                            }, 
                            {
                                "value": "449"
                            }, 
                            {
                                "value": "454"
                            }, 
                            {
                                "value": "459"
                            }, 
                            {
                                "value": "462"
                            }, 
                            {
                                "value": "474"
                            }, 
                            {
                                "value": "482"
                            }, 
                            {
                                "value": "493"
                            }, 
                            {
                                "value": "501"
                            }, 
                            {
                                "value": "510"
                            }, 
                            {
                                "value": "341"
                            }, 
                            {
                                "value": "352"
                            }, 
                            {
                                "value": "361"
                            }, 
                            {
                                "value": "371"
                            }, 
                            {
                                "value": "377"
                            }, 
                            {
                                "value": "381"
                            }, 
                            {
                                "value": "386"
                            }, 
                            {
                                "value": "388"
                            }, 
                            {
                                "value": "391"
                            }, 
                            {
                                "value": "393"
                            }, 
                            {
                                "value": "396"
                            }, 
                            {
                                "value": "398"
                            }, 
                            {
                                "value": "401"
                            }, 
                            {
                                "value": "403"
                            }, 
                            {
                                "value": "406"
                            }, 
                            {
                                "value": "408"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "416"
                            }, 
                            {
                                "value": "420"
                            }, 
                            {
                                "value": "424"
                            }, 
                            {
                                "value": "430"
                            }, 
                            {
                                "value": "435"
                            }, 
                            {
                                "value": "438"
                            }, 
                            {
                                "value": "441"
                            }, 
                            {
                                "value": "443"
                            }, 
                            {
                                "value": "448"
                            }, 
                            {
                                "value": "451"
                            }, 
                            {
                                "value": "453"
                            }, 
                            {
                                "value": "455"
                            }, 
                            {
                                "value": "461"
                            }, 
                            {
                                "value": "466"
                            }, 
                            {
                                "value": "471"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "490"
                            }, 
                            {
                                "value": "501"
                            }, 
                            {
                                "value": "509"
                            }, 
                            {
                                "value": "519"
                            }, 
                            {
                                "value": "529"
                            }, 
                            {
                                "value": "332"
                            }, 
                            {
                                "value": "341"
                            }, 
                            {
                                "value": "352"
                            }, 
                            {
                                "value": "360"
                            }, 
                            {
                                "value": "371"
                            }, 
                            {
                                "value": "376"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "385"
                            }, 
                            {
                                "value": "388"
                            }, 
                            {
                                "value": "390"
                            }, 
                            {
                                "value": "393"
                            }, 
                            {
                                "value": "393"
                            }, 
                            {
                                "value": "394"
                            }, 
                            {
                                "value": "398"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "402"
                            }, 
                            {
                                "value": "404"
                            }, 
                            {
                                "value": "406"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "415"
                            }, 
                            {
                                "value": "420"
                            }, 
                            {
                                "value": "424"
                            }, 
                            {
                                "value": "430"
                            }, 
                            {
                                "value": "435"
                            }, 
                            {
                                "value": "437"
                            }, 
                            {
                                "value": "439"
                            }, 
                            {
                                "value": "442"
                            }, 
                            {
                                "value": "444"
                            }, 
                            {
                                "value": "447"
                            }, 
                            {
                                "value": "451"
                            }, 
                            {
                                "value": "452"
                            }, 
                            {
                                "value": "455"
                            }, 
                            {
                                "value": "460"
                            }, 
                            {
                                "value": "466"
                            }, 
                            {
                                "value": "471"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "490"
                            }, 
                            {
                                "value": "501"
                            }, 
                            {
                                "value": "509"
                            }, 
                            {
                                "value": "520"
                            }, 
                            {
                                "value": "529"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J/(mol K", 
                        "scalars": [
                            {
                                "value": "51.5"
                            }, 
                            {
                                "value": "52.1"
                            }, 
                            {
                                "value": "52.9"
                            }, 
                            {
                                "value": "54.9"
                            }, 
                            {
                                "value": "54.9"
                            }, 
                            {
                                "value": "56.2"
                            }, 
                            {
                                "value": "56.3"
                            }, 
                            {
                                "value": "57.4"
                            }, 
                            {
                                "value": "58.2"
                            }, 
                            {
                                "value": "59.0"
                            }, 
                            {
                                "value": "63.0"
                            }, 
                            {
                                "value": "71.3"
                            }, 
                            {
                                "value": "79.8"
                            }, 
                            {
                                "value": "81.6"
                            }, 
                            {
                                "value": "79.8"
                            }, 
                            {
                                "value": "77.9"
                            }, 
                            {
                                "value": "73.1"
                            }, 
                            {
                                "value": "69.4"
                            }, 
                            {
                                "value": "67.3"
                            }, 
                            {
                                "value": "63.6"
                            }, 
                            {
                                "value": "63.1"
                            }, 
                            {
                                "value": "62.6"
                            }, 
                            {
                                "value": "63.1"
                            }, 
                            {
                                "value": "63.4"
                            }, 
                            {
                                "value": "63.7"
                            }, 
                            {
                                "value": "64.5"
                            }, 
                            {
                                "value": "65.6"
                            }, 
                            {
                                "value": "68.8"
                            }, 
                            {
                                "value": "69.8"
                            }, 
                            {
                                "value": "69.6"
                            }, 
                            {
                                "value": "67.5"
                            }, 
                            {
                                "value": "66.1"
                            }, 
                            {
                                "value": "64.9"
                            }, 
                            {
                                "value": "64.3"
                            }, 
                            {
                                "value": "64.3"
                            }, 
                            {
                                "value": "64.1"
                            }, 
                            {
                                "value": "64.7"
                            }, 
                            {
                                "value": "65.5"
                            }, 
                            {
                                "value": "64.2"
                            }, 
                            {
                                "value": "62.9"
                            }, 
                            {
                                "value": "52.5"
                            }, 
                            {
                                "value": "54.9"
                            }, 
                            {
                                "value": "56.8"
                            }, 
                            {
                                "value": "59.2"
                            }, 
                            {
                                "value": "60.0"
                            }, 
                            {
                                "value": "60.8"
                            }, 
                            {
                                "value": "62.1"
                            }, 
                            {
                                "value": "63.0"
                            }, 
                            {
                                "value": "63.8"
                            }, 
                            {
                                "value": "66.4"
                            }, 
                            {
                                "value": "71.8"
                            }, 
                            {
                                "value": "75.9"
                            }, 
                            {
                                "value": "76.9"
                            }, 
                            {
                                "value": "75.6"
                            }, 
                            {
                                "value": "73.4"
                            }, 
                            {
                                "value": "72.3"
                            }, 
                            {
                                "value": "70.8"
                            }, 
                            {
                                "value": "69.1"
                            }, 
                            {
                                "value": "67.2"
                            }, 
                            {
                                "value": "66.4"
                            }, 
                            {
                                "value": "66.2"
                            }, 
                            {
                                "value": "66.2"
                            }, 
                            {
                                "value": "66.4"
                            }, 
                            {
                                "value": "66.7"
                            }, 
                            {
                                "value": "67.2"
                            }, 
                            {
                                "value": "68.1"
                            }, 
                            {
                                "value": "67.8"
                            }, 
                            {
                                "value": "67.0"
                            }, 
                            {
                                "value": "65.9"
                            }, 
                            {
                                "value": "65.4"
                            }, 
                            {
                                "value": "64.3"
                            }, 
                            {
                                "value": "63.8"
                            }, 
                            {
                                "value": "62.7"
                            }, 
                            {
                                "value": "62.7"
                            }, 
                            {
                                "value": "62.4"
                            }, 
                            {
                                "value": "62.1"
                            }, 
                            {
                                "value": "60.5"
                            }, 
                            {
                                "value": "60.0"
                            }, 
                            {
                                "value": "46.8"
                            }, 
                            {
                                "value": "46.8"
                            }, 
                            {
                                "value": "47.1"
                            }, 
                            {
                                "value": "47.7"
                            }, 
                            {
                                "value": "48.5"
                            }, 
                            {
                                "value": "49.0"
                            }, 
                            {
                                "value": "49.2"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "50.6"
                            }, 
                            {
                                "value": "53.3"
                            }, 
                            {
                                "value": "57.0"
                            }, 
                            {
                                "value": "58.9"
                            }, 
                            {
                                "value": "60.5"
                            }, 
                            {
                                "value": "60.5"
                            }, 
                            {
                                "value": "60.0"
                            }, 
                            {
                                "value": "57.6"
                            }, 
                            {
                                "value": "56.2"
                            }, 
                            {
                                "value": "55.4"
                            }, 
                            {
                                "value": "54.4"
                            }, 
                            {
                                "value": "54.1"
                            }, 
                            {
                                "value": "53.3"
                            }, 
                            {
                                "value": "53.0"
                            }, 
                            {
                                "value": "53.6"
                            }, 
                            {
                                "value": "53.8"
                            }, 
                            {
                                "value": "54.6"
                            }, 
                            {
                                "value": "55.4"
                            }, 
                            {
                                "value": "57.0"
                            }, 
                            {
                                "value": "58.4"
                            }, 
                            {
                                "value": "58.4"
                            }, 
                            {
                                "value": "58.4"
                            }, 
                            {
                                "value": "57.0"
                            }, 
                            {
                                "value": "56.8"
                            }, 
                            {
                                "value": "56.8"
                            }, 
                            {
                                "value": "56.8"
                            }, 
                            {
                                "value": "56.8"
                            }, 
                            {
                                "value": "57.0"
                            }, 
                            {
                                "value": "57.9"
                            }, 
                            {
                                "value": "58.1"
                            }, 
                            {
                                "value": "57.9"
                            }, 
                            {
                                "value": "58.7"
                            }, 
                            {
                                "value": "59.2"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Yttrium and Lanthanum on the Tensile Creep Behavior of Aluminum Oxide, J. Cho, M.P. Harmer, H.M. Chan, J.M. Rickman, and A.M. Thompson, Journal of the American Ceramic Society, Vol. 80 4, pp. 1013-1017 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xLa", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "490"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "82"
                    }, 
                    {
                        "value": "32"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "1.3"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1325"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1275"
                            }, 
                            {
                                "value": "1225"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Yttrium and Lanthanum on the Tensile Creep Behavior of Aluminum Oxide, J. Cho, M.P. Harmer, H.M. Chan, J.M. Rickman, and A.M. Thompson, Journal of the American Ceramic Society, Vol. 80 4, pp. 1013-1017 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xLa", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1.0", 
                        "value": "2.2"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "uncertainty": "0.6", 
                                "value": "1.9"
                            }
                        ], 
                        "name": "Aspect Ratio"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Yttrium and Lanthanum on the Tensile Creep Behavior of Aluminum Oxide, J. Cho, M.P. Harmer, H.M. Chan, J.M. Rickman, and A.M. Thompson, Journal of the American Ceramic Society, Vol. 80 4, pp. 1013-1017 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xY", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "230"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "51"
                    }, 
                    {
                        "value": "24"
                    }, 
                    {
                        "value": "9.3"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "1.4"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1325"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1275"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1225"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Yttrium and Lanthanum on the Tensile Creep Behavior of Aluminum Oxide, J. Cho, M.P. Harmer, H.M. Chan, J.M. Rickman, and A.M. Thompson, Journal of the American Ceramic Society, Vol. 80 4, pp. 1013-1017 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xY", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.8", 
                        "value": "1.7"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "uncertainty": "0.5", 
                                "value": "1.6"
                            }
                        ], 
                        "name": "Aspect Ratio"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Yttrium and Lanthanum on the Tensile Creep Behavior of Aluminum Oxide, J. Cho, M.P. Harmer, H.M. Chan, J.M. Rickman, and A.M. Thompson, Journal of the American Ceramic Society, Vol. 80 4, pp. 1013-1017 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "9400"
                    }, 
                    {
                        "value": "4900"
                    }, 
                    {
                        "value": "2800"
                    }, 
                    {
                        "value": "1300"
                    }, 
                    {
                        "value": "750"
                    }, 
                    {
                        "value": "470"
                    }, 
                    {
                        "value": "240"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1325"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1275"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1225"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Yttrium and Lanthanum on the Tensile Creep Behavior of Aluminum Oxide, J. Cho, M.P. Harmer, H.M. Chan, J.M. Rickman, and A.M. Thompson, Journal of the American Ceramic Society, Vol. 80 4, pp. 1013-1017 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "3.0", 
                        "value": "8.9"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1.0"
                            }
                        ], 
                        "name": "Aspect Ratio"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Zirconia Ceramics at Low Temperature, K. Jikihara and M. Ishihara, Journal of the Ceramic Society of Japan Inter. Ed., Vol. 98, pp. 76-82 (1990), published by FUJI Technology Press Ltd.."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "534"
                    }, 
                    {
                        "value": "533"
                    }, 
                    {
                        "value": "458"
                    }, 
                    {
                        "value": "1465"
                    }, 
                    {
                        "value": "1250"
                    }, 
                    {
                        "value": "1174"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Y2O3"
                            }
                        ], 
                        "name": "Additive"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Mole Fraction of Additive"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "203"
                            }, 
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "203"
                            }, 
                            {
                                "value": "298"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Zirconia Ceramics at Low Temperature, K. Jikihara and M. Ishihara, Journal of the Ceramic Society of Japan Inter. Ed., Vol. 98, pp. 76-82 (1990), published by FUJI Technology Press Ltd.."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "8.4"
                    }, 
                    {
                        "value": "7.3"
                    }, 
                    {
                        "value": "6.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Y2O3"
                            }
                        ], 
                        "name": "Additive"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Mole Fraction of Additive"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "203"
                            }, 
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "203"
                            }, 
                            {
                                "value": "298"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Zirconia Ceramics at Low Temperature, K. Jikihara and M. Ishihara, Journal of the Ceramic Society of Japan Inter. Ed., Vol. 98, pp. 76-82 (1990), published by FUJI Technology Press Ltd.."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "255"
                    }, 
                    {
                        "value": "394"
                    }, 
                    {
                        "value": "598"
                    }, 
                    {
                        "value": "672"
                    }, 
                    {
                        "value": "715"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "CeO2"
                            }
                        ], 
                        "name": "Additive"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }
                        ], 
                        "name": "Mole Fraction of Additive"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "203"
                            }, 
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "203"
                            }, 
                            {
                                "value": "298"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Property Screening and Evaluation of Ceramic Turbine Materials, D.C. Larsen and J.W. Adams, AFWAL Contract Report TR-83-4141 (1984), published by National Technical Information Service."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-430"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "209"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Property Screening and Evaluation of Ceramic Turbine Materials, D.C. Larsen and J.W. Adams, AFWAL Contract Report TR-83-4141 (1984), published by National Technical Information Service."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-430"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "6"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "2", 
                                "maximum": "10"
                            }
                        ], 
                        "name": "Range of Values"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Property Screening and Evaluation of Ceramic Turbine Materials, D.C. Larsen and J.W. Adams, AFWAL Contract Report TR-83-4141 (1984), published by National Technical Information Service."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-430"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.33"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "20", 
                                "maximum": "1000"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Property Screening and Evaluation of Ceramic Turbine Materials, D.C. Larsen and J.W. Adams, AFWAL Contract Report TR-83-4141 (1984), published by National Technical Information Service."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-132"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "MgO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1.0"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Property Screening and Evaluation of Ceramic Turbine Materials, D.C. Larsen and J.W. Adams, AFWAL Contract Report TR-83-4141 (1984), published by National Technical Information Service."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-132"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "10", 
                        "value": "325"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Property Screening and Evaluation of Ceramic Turbine Materials, D.C. Larsen and J.W. Adams, AFWAL Contract Report TR-83-4141 (1984), published by National Technical Information Service."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-132"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "85", 
                        "value": "710"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Property Screening and Evaluation of Ceramic Turbine Materials, D.C. Larsen and J.W. Adams, AFWAL Contract Report TR-83-4141 (1984), published by National Technical Information Service."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-132"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.75"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "0.5", 
                                "maximum": "1.0"
                            }
                        ], 
                        "name": "Range of Values"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Property Screening and Evaluation of Ceramic Turbine Materials, D.C. Larsen and J.W. Adams, AFWAL Contract Report TR-83-4141 (1984), published by National Technical Information Service."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-132"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.01"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "20", 
                                "maximum": "1000"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Property Screening and Evaluation of Ceramic Turbine Materials, D.C. Larsen and J.W. Adams, AFWAL Contract Report TR-83-4141 (1984), published by National Technical Information Service."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NCX-34"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Y2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8.0"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Property Screening and Evaluation of Ceramic Turbine Materials, D.C. Larsen and J.W. Adams, AFWAL Contract Report TR-83-4141 (1984), published by National Technical Information Service."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NCX-34"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "335"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Property Screening and Evaluation of Ceramic Turbine Materials, D.C. Larsen and J.W. Adams, AFWAL Contract Report TR-83-4141 (1984), published by National Technical Information Service."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NCX-34"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "873"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Comparison of Tension, Compression, and Flexure Creep for Alumina and Silicon Nitride Ceramics, M.K. Ferber, M.G. Jenkins, and V.J. Tennery, Ceramic Engineering and Science Proceedings, Vol. 11 7, pp. 1028-1045 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "AD-94"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.88"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "7.2"
                    }, 
                    {
                        "value": "40"
                    }, 
                    {
                        "value": "49"
                    }, 
                    {
                        "value": "1.7"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "69"
                    }, 
                    {
                        "value": "96"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.7"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "46"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "78"
                            }, 
                            {
                                "value": "92"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "140"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "tension"
                            }, 
                            {
                                "value": "tension"
                            }, 
                            {
                                "value": "tension"
                            }, 
                            {
                                "value": "tension"
                            }, 
                            {
                                "value": "tension"
                            }, 
                            {
                                "value": "flexure"
                            }, 
                            {
                                "value": "flexure"
                            }, 
                            {
                                "value": "flexure"
                            }, 
                            {
                                "value": "flexure"
                            }, 
                            {
                                "value": "compression"
                            }, 
                            {
                                "value": "compression"
                            }, 
                            {
                                "value": "compression"
                            }
                        ], 
                        "name": "Stress Mode"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1000"
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                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Comparison of Tension, Compression, and Flexure Creep for Alumina and Silicon Nitride Ceramics, M.K. Ferber, M.G. Jenkins, and V.J. Tennery, Ceramic Engineering and Science Proceedings, Vol. 11 7, pp. 1028-1045 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
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            {
                "scalars": [
                    {
                        "value": "Al-O"
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                ], 
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            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Ceramics"
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                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "AD-94"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "1.7"
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                    {
                        "value": "6.5"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "tension"
                            }, 
                            {
                                "value": "compression"
                            }, 
                            {
                                "value": "flexure"
                            }
                        ], 
                        "name": "Stress Mode"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Comparison of Tension, Compression, and Flexure Creep for Alumina and Silicon Nitride Ceramics, M.K. Ferber, M.G. Jenkins, and V.J. Tennery, Ceramic Engineering and Science Proceedings, Vol. 11 7, pp. 1028-1045 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
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            {
                "scalars": [
                    {
                        "value": "Si-N"
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                ], 
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            }, 
            {
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            }, 
            {
                "scalars": [
                    {
                        "value": "Kyocera"
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                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SN-220M"
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                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "19"
                    }, 
                    {
                        "value": "34"
                    }, 
                    {
                        "value": "190"
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                    {
                        "value": "29"
                    }, 
                    {
                        "value": "46"
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                    {
                        "value": "85"
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                    {
                        "value": "6.8"
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                    {
                        "value": "14"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
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                                "value": "20"
                            }, 
                            {
                                "value": "25"
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                            {
                                "value": "32"
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                            {
                                "value": "62"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "61"
                            }, 
                            {
                                "value": "120"
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                    }, 
                    {
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                                "value": "tension"
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                            {
                                "value": "tension"
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                            {
                                "value": "tension"
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                            {
                                "value": "flexure"
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                            {
                                "value": "flexure"
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                            {
                                "value": "flexure"
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                                "value": "compression"
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                            {
                                "value": "compression"
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                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "1200"
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            {
                "citation": "Comparison of Tension, Compression, and Flexure Creep for Alumina and Silicon Nitride Ceramics, M.K. Ferber, M.G. Jenkins, and V.J. Tennery, Ceramic Engineering and Science Proceedings, Vol. 11 7, pp. 1028-1045 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                ], 
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            {
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "SN-220M"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.9"
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                    {
                        "value": "1.1"
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                    {
                        "value": "2.2"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "tension"
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                            {
                                "value": "compression"
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                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1200"
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            }
        ]
    }, 
    {
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                "name": "Sintering"
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        ], 
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            {
                "citation": "Diametral Compression of Silicon Nitride, J.E.O. Ovri and T.J. Davies, Materials Science and Engineering, Vol. 96, pp. 109-116 (1987), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.13", 
                        "value": "2.85"
                    }, 
                    {
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                    }, 
                    {
                        "uncertainty": "0.11", 
                        "value": "2.80"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "mm", 
                        "scalars": [
                            {
                                "value": "4.009"
                            }, 
                            {
                                "value": "4.299"
                            }, 
                            {
                                "value": "4.398"
                            }
                        ], 
                        "name": "Disk Thickness"
                    }, 
                    {
                        "units": "mm", 
                        "scalars": [
                            {
                                "value": "20.454"
                            }, 
                            {
                                "value": "12.587"
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                            {
                                "value": "12.351"
                            }
                        ], 
                        "name": "Disk Diameter"
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                ], 
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        ]
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    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Diametral Compression of Silicon Nitride, J.E.O. Ovri and T.J. Davies, Materials Science and Engineering, Vol. 96, pp. 109-116 (1987), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO,Y"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "49", 
                        "value": "421"
                    }
                ], 
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
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                    }, 
                    {
                        "units": "g cm$^{3}$", 
                        "scalars": [
                            {
                                "uncertainty": "0.13", 
                                "value": "2.85"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Diametral Compression of Silicon Nitride, J.E.O. Ovri and T.J. Davies, Materials Science and Engineering, Vol. 96, pp. 109-116 (1987), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO.yY2O3", 
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            {
                "scalars": [
                    {
                        "value": "Si-N:MgO,Y"
                    }
                ], 
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            }, 
            {
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                    }
                ], 
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            {
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                    {
                        "uncertainty": "28", 
                        "value": "168"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "111"
                    }, 
                    {
                        "uncertainty": "7", 
                        "value": "82"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
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                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "uncertainty": "0.13", 
                                "value": "2.85"
                            }, 
                            {
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                            }, 
                            {
                                "uncertainty": "0.11", 
                                "value": "2.80"
                            }
                        ], 
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                    }, 
                    {
                        "units": "mm", 
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                            {
                                "value": "4.009"
                            }, 
                            {
                                "value": "4.299"
                            }, 
                            {
                                "value": "4.398"
                            }
                        ], 
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                    }, 
                    {
                        "units": "mm", 
                        "scalars": [
                            {
                                "value": "20.454"
                            }, 
                            {
                                "value": "12.587"
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                            {
                                "value": "12.351"
                            }
                        ], 
                        "name": "Disk Diameter"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Mechanical Characterization of Microwave Sintered Zinc Oxide, A.K. Mukhopadhyay, M.R. Chaudhuri, A. Seal, S.K. Dalui, M. Banerjee and K.K. Phani, Bulletin of Materials Science, Vol. 24 2, pp. 125-128 (2001), published by Indian Academy of Sciences."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZnO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zn-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "122"
                    }, 
                    {
                        "value": "90"
                    }, 
                    {
                        "value": "52"
                    }, 
                    {
                        "value": "44"
                    }, 
                    {
                        "value": "26"
                    }, 
                    {
                        "value": "21"
                    }, 
                    {
                        "value": "122"
                    }, 
                    {
                        "value": "96"
                    }, 
                    {
                        "value": "71"
                    }, 
                    {
                        "value": "60"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "constant time"
                            }, 
                            {
                                "value": "constant time"
                            }, 
                            {
                                "value": "constant time"
                            }, 
                            {
                                "value": "constant time"
                            }, 
                            {
                                "value": "constant time"
                            }, 
                            {
                                "value": "constant time"
                            }, 
                            {
                                "value": "constant power"
                            }, 
                            {
                                "value": "constant power"
                            }, 
                            {
                                "value": "constant power"
                            }, 
                            {
                                "value": "constant power"
                            }
                        ], 
                        "name": "Process Condition"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "10.6"
                            }, 
                            {
                                "value": "15.8"
                            }, 
                            {
                                "value": "26.9"
                            }, 
                            {
                                "value": "30.9"
                            }, 
                            {
                                "value": "36.1"
                            }, 
                            {
                                "value": "40.4"
                            }, 
                            {
                                "value": "10.9"
                            }, 
                            {
                                "value": "19.0"
                            }, 
                            {
                                "value": "29.6"
                            }, 
                            {
                                "value": "33.2"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Characterization of Microwave Sintered Zinc Oxide, A.K. Mukhopadhyay, M.R. Chaudhuri, A. Seal, S.K. Dalui, M. Banerjee and K.K. Phani, Bulletin of Materials Science, Vol. 24 2, pp. 125-128 (2001), published by Indian Academy of Sciences."
            }
        ], 
        "names": [
            "Zinc oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZnO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zn-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.98"
                    }, 
                    {
                        "value": "0.77"
                    }, 
                    {
                        "value": "0.79"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "11"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Load"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Characterization of Microwave Sintered Zinc Oxide, A.K. Mukhopadhyay, M.R. Chaudhuri, A. Seal, S.K. Dalui, M. Banerjee and K.K. Phani, Bulletin of Materials Science, Vol. 24 2, pp. 125-128 (2001), published by Indian Academy of Sciences."
            }
        ], 
        "names": [
            "Zinc oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZnO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zn-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.57"
                    }, 
                    {
                        "value": "0.53"
                    }, 
                    {
                        "value": "0.58"
                    }, 
                    {
                        "value": "0.60"
                    }, 
                    {
                        "value": "0.58"
                    }, 
                    {
                        "value": "0.48"
                    }, 
                    {
                        "value": "0.53"
                    }, 
                    {
                        "value": "1.63"
                    }, 
                    {
                        "value": "1.84"
                    }, 
                    {
                        "value": "1.83"
                    }, 
                    {
                        "value": "1.88"
                    }, 
                    {
                        "value": "1.81"
                    }, 
                    {
                        "value": "1.89"
                    }, 
                    {
                        "value": "1.88"
                    }, 
                    {
                        "value": "1.78"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "26.6"
                            }, 
                            {
                                "value": "26.6"
                            }, 
                            {
                                "value": "26.6"
                            }, 
                            {
                                "value": "26.6"
                            }, 
                            {
                                "value": "26.6"
                            }, 
                            {
                                "value": "26.6"
                            }, 
                            {
                                "value": "26.6"
                            }, 
                            {
                                "value": "8.9"
                            }, 
                            {
                                "value": "8.9"
                            }, 
                            {
                                "value": "8.9"
                            }, 
                            {
                                "value": "8.9"
                            }, 
                            {
                                "value": "8.9"
                            }, 
                            {
                                "value": "8.9"
                            }, 
                            {
                                "value": "8.9"
                            }, 
                            {
                                "value": "8.9"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Load"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Friction and Wear Properties of Monolithic Silicon-Based Ceramics, D.C. Cranmer, Journal of Materials Science, Vol. 20, pp. 2029-2037 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Si"
                    }, 
                    {
                        "value": "N"
                    }
                ], 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Amount of Element"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Friction and Wear Properties of Monolithic Silicon-Based Ceramics, D.C. Cranmer, Journal of Materials Science, Vol. 20, pp. 2029-2037 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.09", 
                        "value": "0.25"
                    }, 
                    {
                        "uncertainty": "0.10", 
                        "value": "0.40"
                    }, 
                    {
                        "uncertainty": "0.15", 
                        "value": "0.26"
                    }, 
                    {
                        "uncertainty": "0.14", 
                        "value": "0.24"
                    }, 
                    {
                        "uncertainty": "0.12", 
                        "value": "0.21"
                    }, 
                    {
                        "uncertainty": "0.15", 
                        "value": "0.19"
                    }, 
                    {
                        "uncertainty": "0.23", 
                        "value": "0.17"
                    }
                ], 
                "conditions": [
                    {
                        "units": "m/s", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.9"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "3.2"
                            }
                        ], 
                        "name": "Sliding Speed"
                    }
                ], 
                "name": "Friction Coefficient"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Friction and Wear Properties of Monolithic Silicon-Based Ceramics, D.C. Cranmer, Journal of Materials Science, Vol. 20, pp. 2029-2037 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "23.95"
                    }
                ], 
                "units": "mm$^{3}$ m$^{-1}$ N$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "8.9"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Log Wear Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Friction and Wear Properties of Monolithic Silicon-Based Ceramics, D.C. Cranmer, Journal of Materials Science, Vol. 20, pp. 2029-2037 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.09", 
                        "value": "0.24"
                    }, 
                    {
                        "uncertainty": "0.06", 
                        "value": "0.28"
                    }, 
                    {
                        "uncertainty": "0.14", 
                        "value": "0.29"
                    }
                ], 
                "conditions": [
                    {
                        "units": "m/s", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.9"
                            }, 
                            {
                                "value": "1.4"
                            }
                        ], 
                        "name": "Sliding Speed"
                    }
                ], 
                "name": "Friction Coefficient"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Friction and Wear Properties of Monolithic Silicon-Based Ceramics, D.C. Cranmer, Journal of Materials Science, Vol. 20, pp. 2029-2037 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "24.13"
                    }
                ], 
                "units": "mm$^{3}$ m$^{-1}$ N$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Log Wear Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Friction and Wear Properties of Monolithic Silicon-Based Ceramics, D.C. Cranmer, Journal of Materials Science, Vol. 20, pp. 2029-2037 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.07", 
                        "value": "0.49"
                    }, 
                    {
                        "uncertainty": "0.07", 
                        "value": "0.49"
                    }, 
                    {
                        "uncertainty": "0.05", 
                        "value": "0.43"
                    }, 
                    {
                        "uncertainty": "0.06", 
                        "value": "0.29"
                    }, 
                    {
                        "uncertainty": "0.09", 
                        "value": "0.21"
                    }, 
                    {
                        "uncertainty": "0.10", 
                        "value": "0.20"
                    }
                ], 
                "conditions": [
                    {
                        "units": "m/s", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.9"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.8"
                            }
                        ], 
                        "name": "Sliding Speed"
                    }
                ], 
                "name": "Friction Coefficient"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Friction and Wear Properties of Monolithic Silicon-Based Ceramics, D.C. Cranmer, Journal of Materials Science, Vol. 20, pp. 2029-2037 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "23.93"
                    }
                ], 
                "units": "mm$^{3}$ m$^{-1}$ N$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Log Wear Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Friction and Wear Properties of Monolithic Silicon-Based Ceramics, D.C. Cranmer, Journal of Materials Science, Vol. 20, pp. 2029-2037 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.08", 
                        "value": "0.44"
                    }, 
                    {
                        "uncertainty": "0.08", 
                        "value": "0.41"
                    }, 
                    {
                        "uncertainty": "0.05", 
                        "value": "0.41"
                    }
                ], 
                "conditions": [
                    {
                        "units": "m/s", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.9"
                            }, 
                            {
                                "value": "1.4"
                            }
                        ], 
                        "name": "Sliding Speed"
                    }
                ], 
                "name": "Friction Coefficient"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Friction and Wear Properties of Monolithic Silicon-Based Ceramics, D.C. Cranmer, Journal of Materials Science, Vol. 20, pp. 2029-2037 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "24.09"
                    }
                ], 
                "units": "mm$^{3}$ m$^{-1}$ N$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Log Wear Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Analysis of Candidate Silicon Carbide Recuperator Materials Exposed to Industrial Furnace Environments, J.J. Federer, T.N. Tiegs, D.M. Kotchick, and D. Petrak, ORNL Report Number:  ORNL/TM-9677, pp. 1-61 (1985), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tube"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "- 36"
                    }, 
                    {
                        "value": "+ 7"
                    }, 
                    {
                        "value": "- 7"
                    }, 
                    {
                        "value": "- 7"
                    }, 
                    {
                        "value": "-468"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "5545"
                            }, 
                            {
                                "value": "4440"
                            }, 
                            {
                                "value": "1455"
                            }, 
                            {
                                "value": "2280"
                            }, 
                            {
                                "value": "3460"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1040"
                            }, 
                            {
                                "value": "1175"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "925"
                            }, 
                            {
                                "value": "1250"
                            }
                        ], 
                        "name": "Maximum Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Al Remelt1"
                            }, 
                            {
                                "value": "Forge"
                            }, 
                            {
                                "value": "Reheat"
                            }, 
                            {
                                "value": "Soak Pit 1"
                            }, 
                            {
                                "value": "Soak Pit 2"
                            }
                        ], 
                        "name": "Furnace"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Analysis of Candidate Silicon Carbide Recuperator Materials Exposed to Industrial Furnace Environments, J.J. Federer, T.N. Tiegs, D.M. Kotchick, and D. Petrak, ORNL Report Number:  ORNL/TM-9677, pp. 1-61 (1985), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tube"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "204"
                    }, 
                    {
                        "value": "238"
                    }, 
                    {
                        "value": "231"
                    }, 
                    {
                        "value": "233"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1100"
                            }
                        ], 
                        "name": "C-ring Test Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Al Remelt1"
                            }, 
                            {
                                "value": "Forge"
                            }, 
                            {
                                "value": "Reheat"
                            }, 
                            {
                                "value": "Soak Pit1"
                            }
                        ], 
                        "name": "Pre-Test Furnace"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Analysis of Candidate Silicon Carbide Recuperator Materials Exposed to Industrial Furnace Environments, J.J. Federer, T.N. Tiegs, D.M. Kotchick, and D. Petrak, ORNL Report Number:  ORNL/TM-9677, pp. 1-61 (1985), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-430"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tube"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "- 54"
                    }, 
                    {
                        "value": "-241"
                    }, 
                    {
                        "value": "- 14"
                    }, 
                    {
                        "value": "- 90"
                    }, 
                    {
                        "value": "- 22"
                    }, 
                    {
                        "value": "-540"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "5545"
                            }, 
                            {
                                "value": "530"
                            }, 
                            {
                                "value": "4440"
                            }, 
                            {
                                "value": "1455"
                            }, 
                            {
                                "value": "2280"
                            }, 
                            {
                                "value": "3460"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1040"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1175"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "925"
                            }, 
                            {
                                "value": "1250"
                            }
                        ], 
                        "name": "Maximum Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Al Remelt1"
                            }, 
                            {
                                "value": "Al Remelt2"
                            }, 
                            {
                                "value": "Forge"
                            }, 
                            {
                                "value": "Reheat"
                            }, 
                            {
                                "value": "Soak Pit 1"
                            }, 
                            {
                                "value": "Soak Pit 2"
                            }
                        ], 
                        "name": "Furnace"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Analysis of Candidate Silicon Carbide Recuperator Materials Exposed to Industrial Furnace Environments, J.J. Federer, T.N. Tiegs, D.M. Kotchick, and D. Petrak, ORNL Report Number:  ORNL/TM-9677, pp. 1-61 (1985), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-430"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tube"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "184"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "325"
                    }, 
                    {
                        "value": "162"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1100"
                            }
                        ], 
                        "name": "C-ring Test Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Al Remelt1"
                            }, 
                            {
                                "value": "Al Remelt2"
                            }, 
                            {
                                "value": "Reheat"
                            }, 
                            {
                                "value": "Soak Pit 1"
                            }
                        ], 
                        "name": "Pre-Test Furnace"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Analysis of Candidate Silicon Carbide Recuperator Materials Exposed to Industrial Furnace Environments, J.J. Federer, T.N. Tiegs, D.M. Kotchick, and D. Petrak, ORNL Report Number:  ORNL/TM-9677, pp. 1-61 (1985), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "KT"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tube"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "-540"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "3460"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1250"
                            }
                        ], 
                        "name": "Maximum Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Soak Pit 2"
                            }
                        ], 
                        "name": "Furnace"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
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            {
                "citation": "Fracture Behavior of Thick Diamond Films Prepared by DC Arc Plasma Jet Method, F.X. Lu, Y.L. Fu, G.F. Zhong, Z. Jiang, W.Z. Tang, and Y.M. Tong, Diamond and Related Materials, Vol. 7, pp. 733-736 (1998), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
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                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
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            }, 
            {
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                    }, 
                    {
                        "value": "98"
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                    {
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                    {
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                    }, 
                    {
                        "value": "461"
                    }, 
                    {
                        "value": "478"
                    }, 
                    {
                        "value": "168"
                    }, 
                    {
                        "value": "274"
                    }, 
                    {
                        "value": "473"
                    }, 
                    {
                        "value": "387"
                    }, 
                    {
                        "value": "238"
                    }, 
                    {
                        "value": "552"
                    }, 
                    {
                        "value": "501"
                    }, 
                    {
                        "value": "590"
                    }, 
                    {
                        "value": "446"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
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                        "scalars": [
                            {
                                "value": "As grown"
                            }, 
                            {
                                "value": "As grown"
                            }, 
                            {
                                "value": "As grown"
                            }, 
                            {
                                "value": "As grown"
                            }, 
                            {
                                "value": "As grown"
                            }, 
                            {
                                "value": "As grown"
                            }, 
                            {
                                "value": "As grown"
                            }, 
                            {
                                "value": "Polished"
                            }, 
                            {
                                "value": "Polished"
                            }, 
                            {
                                "value": "Polished"
                            }, 
                            {
                                "value": "Polished"
                            }, 
                            {
                                "value": "Polished"
                            }, 
                            {
                                "value": "Polished"
                            }, 
                            {
                                "value": "Polished"
                            }, 
                            {
                                "value": "Polished"
                            }
                        ], 
                        "name": "Specimen Condition"
                    }, 
                    {
                        "scalars": [
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                                "value": "A2"
                            }, 
                            {
                                "value": "B5"
                            }, 
                            {
                                "value": "B4"
                            }, 
                            {
                                "value": "E1"
                            }, 
                            {
                                "value": "B6"
                            }, 
                            {
                                "value": "H1"
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                            {
                                "value": "F2"
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                            {
                                "value": "A10"
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                            {
                                "value": "B50"
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                            {
                                "value": "B40"
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                            {
                                "value": "A20"
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                            {
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                            {
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                    {
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                                "value": "260"
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                                "value": "340"
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                            {
                                "value": "250"
                            }, 
                            {
                                "value": "380"
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                            {
                                "value": "240"
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                            {
                                "value": "330"
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                            {
                                "value": "490"
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                            {
                                "value": "210"
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                            {
                                "value": "290"
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                            {
                                "value": "197"
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                            {
                                "value": "175"
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                                "value": "280"
                            }, 
                            {
                                "value": "610"
                            }, 
                            {
                                "value": "216"
                            }
                        ], 
                        "name": "Film Thickness"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "118"
                            }, 
                            {
                                "value": "111"
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                            {
                                "value": "116"
                            }, 
                            {
                                "value": "113"
                            }, 
                            {
                                "value": "109"
                            }, 
                            {
                                "value": "91"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "244"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "113"
                            }, 
                            {
                                "value": "113"
                            }, 
                            {
                                "value": "92"
                            }, 
                            {
                                "value": "89"
                            }, 
                            {
                                "value": "43"
                            }, 
                            {
                                "value": "30"
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                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
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            {
                "citation": "Fracture Behavior of Thick Diamond Films Prepared by DC Arc Plasma Jet Method, F.X. Lu, Y.L. Fu, G.F. Zhong, Z. Jiang, W.Z. Tang, and Y.M. Tong, Diamond and Related Materials, Vol. 7, pp. 733-736 (1998), published by Elsevier Science S.A.."
            }
        ], 
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            }
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                    }
                ], 
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            }, 
            {
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                        "value": "Polycrystalline"
                    }
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                "name": "Crystallinity"
            }, 
            {
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                    {
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                    {
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                ], 
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                                "value": "As grown"
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                            {
                                "value": "As grown"
                            }, 
                            {
                                "value": "As grown"
                            }, 
                            {
                                "value": "As grown"
                            }, 
                            {
                                "value": "Polished"
                            }, 
                            {
                                "value": "Polished"
                            }, 
                            {
                                "value": "Polished"
                            }, 
                            {
                                "value": "Polished"
                            }, 
                            {
                                "value": "Polished"
                            }, 
                            {
                                "value": "Polished"
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                            {
                                "value": "Polished"
                            }
                        ], 
                        "name": "Specimen Condition"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "F4"
                            }, 
                            {
                                "value": "A2"
                            }, 
                            {
                                "value": "H1"
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                            {
                                "value": "F3"
                            }, 
                            {
                                "value": "A10"
                            }, 
                            {
                                "value": "X5"
                            }, 
                            {
                                "value": "X1"
                            }, 
                            {
                                "value": "B40"
                            }, 
                            {
                                "value": "F30"
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                            {
                                "value": "G02"
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                    {
                        "units": "$\\mu$m", 
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                            {
                                "value": "400"
                            }, 
                            {
                                "value": "315"
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                            {
                                "value": "240"
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                            {
                                "value": "330"
                            }, 
                            {
                                "value": "490"
                            }, 
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "620"
                            }, 
                            {
                                "value": "216"
                            }
                        ], 
                        "name": "Film Thickness"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "142"
                            }, 
                            {
                                "value": "116"
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                            {
                                "value": "91"
                            }, 
                            {
                                "value": "87"
                            }, 
                            {
                                "value": "244"
                            }, 
                            {
                                "value": "123"
                            }, 
                            {
                                "value": "118"
                            }, 
                            {
                                "value": "113"
                            }, 
                            {
                                "value": "89"
                            }, 
                            {
                                "value": "43"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Pure, Dense Aluminum Oxide as a Function of Temperature and Grain Size, R.M. Spriggs, J.B. Mitchell, and T. Vasilos, Journal of the American Ceramic Society, Vol. 47 7, pp. 323-327 (1964), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "388"
                    }, 
                    {
                        "value": "379"
                    }, 
                    {
                        "value": "375"
                    }, 
                    {
                        "value": "345"
                    }, 
                    {
                        "value": "289"
                    }, 
                    {
                        "value": "164"
                    }, 
                    {
                        "value": "82"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Pure, Dense Aluminum Oxide as a Function of Temperature and Grain Size, R.M. Spriggs, J.B. Mitchell, and T. Vasilos, Journal of the American Ceramic Society, Vol. 47 7, pp. 323-327 (1964), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "458"
                    }, 
                    {
                        "value": "361"
                    }, 
                    {
                        "value": "347"
                    }, 
                    {
                        "value": "337"
                    }, 
                    {
                        "value": "321"
                    }, 
                    {
                        "value": "253"
                    }, 
                    {
                        "value": "129"
                    }, 
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "255"
                    }, 
                    {
                        "value": "259"
                    }, 
                    {
                        "value": "253"
                    }, 
                    {
                        "value": "222"
                    }, 
                    {
                        "value": "107"
                    }, 
                    {
                        "value": "231"
                    }, 
                    {
                        "value": "221"
                    }, 
                    {
                        "value": "228"
                    }, 
                    {
                        "value": "215"
                    }, 
                    {
                        "value": "188"
                    }, 
                    {
                        "value": "141"
                    }, 
                    {
                        "value": "93"
                    }, 
                    {
                        "value": "201"
                    }, 
                    {
                        "value": "181"
                    }, 
                    {
                        "value": "188"
                    }, 
                    {
                        "value": "182"
                    }, 
                    {
                        "value": "161"
                    }, 
                    {
                        "value": "114"
                    }, 
                    {
                        "value": "76"
                    }, 
                    {
                        "value": "129"
                    }, 
                    {
                        "value": "113"
                    }, 
                    {
                        "value": "99"
                    }, 
                    {
                        "value": "113"
                    }, 
                    {
                        "value": "90"
                    }, 
                    {
                        "value": "69"
                    }, 
                    {
                        "value": "49"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "1", 
                                "maximum": "2"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "2"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "2"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "2"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "2"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "2"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "2"
                            }, 
                            {
                                "minimum": "10", 
                                "maximum": "15"
                            }, 
                            {
                                "minimum": "10", 
                                "maximum": "15"
                            }, 
                            {
                                "minimum": "10", 
                                "maximum": "15"
                            }, 
                            {
                                "minimum": "10", 
                                "maximum": "15"
                            }, 
                            {
                                "minimum": "10", 
                                "maximum": "15"
                            }, 
                            {
                                "minimum": "10", 
                                "maximum": "15"
                            }, 
                            {
                                "minimum": "40", 
                                "maximum": "50"
                            }, 
                            {
                                "minimum": "40", 
                                "maximum": "50"
                            }, 
                            {
                                "minimum": "40", 
                                "maximum": "50"
                            }, 
                            {
                                "minimum": "40", 
                                "maximum": "50"
                            }, 
                            {
                                "minimum": "40", 
                                "maximum": "50"
                            }, 
                            {
                                "minimum": "40", 
                                "maximum": "50"
                            }, 
                            {
                                "minimum": "40", 
                                "maximum": "50"
                            }, 
                            {
                                "minimum": "80", 
                                "maximum": "100"
                            }, 
                            {
                                "minimum": "80", 
                                "maximum": "100"
                            }, 
                            {
                                "minimum": "80", 
                                "maximum": "100"
                            }, 
                            {
                                "minimum": "80", 
                                "maximum": "100"
                            }, 
                            {
                                "minimum": "80", 
                                "maximum": "100"
                            }, 
                            {
                                "minimum": "80", 
                                "maximum": "100"
                            }, 
                            {
                                "minimum": "80", 
                                "maximum": "100"
                            }, 
                            {
                                "minimum": "150", 
                                "maximum": "250"
                            }, 
                            {
                                "minimum": "150", 
                                "maximum": "250"
                            }, 
                            {
                                "minimum": "150", 
                                "maximum": "250"
                            }, 
                            {
                                "minimum": "150", 
                                "maximum": "250"
                            }, 
                            {
                                "minimum": "150", 
                                "maximum": "250"
                            }, 
                            {
                                "minimum": "150", 
                                "maximum": "250"
                            }, 
                            {
                                "minimum": "150", 
                                "maximum": "250"
                            }
                        ], 
                        "name": "Grain Size Range"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Crystal Structure of Boron Carbide, H.K. Clark and J.L. Hoard, Journal of the American Chemical Society, Vol. 65, pp. 2115-2119 (1943), published by American Chemical Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.167"
                    }, 
                    {
                        "value": "-0.167"
                    }, 
                    {
                        "value": "0.360"
                    }, 
                    {
                        "value": "0.106"
                    }, 
                    {
                        "value": "-0.106"
                    }, 
                    {
                        "value": "0.113"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0.385"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0.333"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B(1) : x"
                            }, 
                            {
                                "value": "B(1) : y"
                            }, 
                            {
                                "value": "B(1) : z"
                            }, 
                            {
                                "value": "C(1) : x"
                            }, 
                            {
                                "value": "C(1) : y"
                            }, 
                            {
                                "value": "C(1) : z"
                            }, 
                            {
                                "value": "C(2) : x"
                            }, 
                            {
                                "value": "C(2) : y"
                            }, 
                            {
                                "value": "C(2) : z"
                            }, 
                            {
                                "value": "C(3) : x"
                            }, 
                            {
                                "value": "C(3) : y"
                            }, 
                            {
                                "value": "C(3) : z"
                            }
                        ], 
                        "name": "Atom : Coord."
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Crystal Structure of Boron Carbide, H.K. Clark and J.L. Hoard, Journal of the American Chemical Society, Vol. 65, pp. 2115-2119 (1943), published by American Chemical Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.19"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Crystal Structure of Boron Carbide, H.K. Clark and J.L. Hoard, Journal of the American Chemical Society, Vol. 65, pp. 2115-2119 (1943), published by American Chemical Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.52"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity of Silicon Carbide-Silicon Composites, M. Srinivasan, L.D. Bentsen, and D.P.H. Hasselman, Thermal Conductivity 17, pp. 677-687 (1981), edited by J.G. Hust, published by Plenum Press."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xSi", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "334"
                    }, 
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "326"
                    }, 
                    {
                        "value": "316"
                    }, 
                    {
                        "value": "313"
                    }, 
                    {
                        "value": "299"
                    }, 
                    {
                        "value": "299"
                    }, 
                    {
                        "value": "296"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "294"
                    }, 
                    {
                        "value": "293"
                    }, 
                    {
                        "value": "289"
                    }, 
                    {
                        "value": "282"
                    }, 
                    {
                        "value": "282"
                    }, 
                    {
                        "value": "282"
                    }, 
                    {
                        "value": "284"
                    }, 
                    {
                        "value": "331"
                    }, 
                    {
                        "value": "332"
                    }, 
                    {
                        "value": "328"
                    }, 
                    {
                        "value": "325"
                    }, 
                    {
                        "value": "324"
                    }, 
                    {
                        "value": "321"
                    }, 
                    {
                        "value": "319"
                    }, 
                    {
                        "value": "315"
                    }, 
                    {
                        "value": "312"
                    }, 
                    {
                        "value": "294"
                    }, 
                    {
                        "value": "303"
                    }, 
                    {
                        "value": "297"
                    }, 
                    {
                        "value": "291"
                    }, 
                    {
                        "value": "288"
                    }, 
                    {
                        "value": "286"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "30.9"
                            }, 
                            {
                                "value": "33.2"
                            }, 
                            {
                                "value": "36.0"
                            }, 
                            {
                                "value": "36.4"
                            }, 
                            {
                                "value": "41.0"
                            }, 
                            {
                                "value": "41.3"
                            }, 
                            {
                                "value": "41.8"
                            }, 
                            {
                                "value": "42.4"
                            }, 
                            {
                                "value": "42.8"
                            }, 
                            {
                                "value": "44.1"
                            }, 
                            {
                                "value": "44.3"
                            }, 
                            {
                                "value": "45.4"
                            }, 
                            {
                                "value": "47.3"
                            }, 
                            {
                                "value": "47.5"
                            }, 
                            {
                                "value": "48.5"
                            }, 
                            {
                                "value": "48.5"
                            }, 
                            {
                                "value": "32.0"
                            }, 
                            {
                                "value": "32.4"
                            }, 
                            {
                                "value": "34.1"
                            }, 
                            {
                                "value": "36.0"
                            }, 
                            {
                                "value": "36.6"
                            }, 
                            {
                                "value": "36.4"
                            }, 
                            {
                                "value": "36.2"
                            }, 
                            {
                                "value": "37.1"
                            }, 
                            {
                                "value": "37.3"
                            }, 
                            {
                                "value": "42.6"
                            }, 
                            {
                                "value": "43.4"
                            }, 
                            {
                                "value": "43.4"
                            }, 
                            {
                                "value": "43.7"
                            }, 
                            {
                                "value": "43.9"
                            }, 
                            {
                                "value": "47.5"
                            }
                        ], 
                        "name": "Volume Fraction of Si"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Particle Sizeof Si"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity of Silicon Carbide-Silicon Composites, M. Srinivasan, L.D. Bentsen, and D.P.H. Hasselman, Thermal Conductivity 17, pp. 677-687 (1981), edited by J.G. Hust, published by Plenum Press."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xSi", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.82"
                    }, 
                    {
                        "value": "0.19"
                    }, 
                    {
                        "value": "0.16"
                    }, 
                    {
                        "value": "0.14"
                    }, 
                    {
                        "value": "0.13"
                    }, 
                    {
                        "value": "0.12"
                    }, 
                    {
                        "value": "0.11"
                    }, 
                    {
                        "value": "0.10"
                    }, 
                    {
                        "value": "0.09"
                    }, 
                    {
                        "value": "0.51"
                    }, 
                    {
                        "value": "0.16"
                    }, 
                    {
                        "value": "0.14"
                    }, 
                    {
                        "value": "0.13"
                    }, 
                    {
                        "value": "0.12"
                    }, 
                    {
                        "value": "0.11"
                    }, 
                    {
                        "value": "0.10"
                    }, 
                    {
                        "value": "0.09"
                    }, 
                    {
                        "value": "0.09"
                    }, 
                    {
                        "value": "0.48"
                    }, 
                    {
                        "value": "0.15"
                    }, 
                    {
                        "value": "0.14"
                    }, 
                    {
                        "value": "0.12"
                    }, 
                    {
                        "value": "0.11"
                    }, 
                    {
                        "value": "0.10"
                    }, 
                    {
                        "value": "0.09"
                    }, 
                    {
                        "value": "0.08"
                    }, 
                    {
                        "value": "0.07"
                    }, 
                    {
                        "value": "0.55"
                    }, 
                    {
                        "value": "0.15"
                    }, 
                    {
                        "value": "0.14"
                    }, 
                    {
                        "value": "0.12"
                    }, 
                    {
                        "value": "0.11"
                    }, 
                    {
                        "value": "0.10"
                    }, 
                    {
                        "value": "0.09"
                    }, 
                    {
                        "value": "0.09"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "510"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "905"
                            }, 
                            {
                                "value": "1010"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1210"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "510"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "820"
                            }, 
                            {
                                "value": "890"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1120"
                            }, 
                            {
                                "value": "1210"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1110"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1310"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1110"
                            }, 
                            {
                                "value": "1220"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "20.82"
                            }, 
                            {
                                "value": "20.82"
                            }, 
                            {
                                "value": "20.82"
                            }, 
                            {
                                "value": "20.82"
                            }, 
                            {
                                "value": "20.82"
                            }, 
                            {
                                "value": "20.82"
                            }, 
                            {
                                "value": "20.82"
                            }, 
                            {
                                "value": "20.82"
                            }, 
                            {
                                "value": "20.82"
                            }, 
                            {
                                "value": "30.82"
                            }, 
                            {
                                "value": "30.82"
                            }, 
                            {
                                "value": "30.82"
                            }, 
                            {
                                "value": "30.82"
                            }, 
                            {
                                "value": "30.82"
                            }, 
                            {
                                "value": "30.82"
                            }, 
                            {
                                "value": "30.82"
                            }, 
                            {
                                "value": "30.82"
                            }, 
                            {
                                "value": "30.82"
                            }, 
                            {
                                "value": "44.22"
                            }, 
                            {
                                "value": "44.22"
                            }, 
                            {
                                "value": "44.22"
                            }, 
                            {
                                "value": "44.22"
                            }, 
                            {
                                "value": "44.22"
                            }, 
                            {
                                "value": "44.22"
                            }, 
                            {
                                "value": "44.22"
                            }, 
                            {
                                "value": "44.22"
                            }, 
                            {
                                "value": "44.22"
                            }, 
                            {
                                "value": "43.88"
                            }, 
                            {
                                "value": "43.88"
                            }, 
                            {
                                "value": "43.88"
                            }, 
                            {
                                "value": "43.88"
                            }, 
                            {
                                "value": "43.88"
                            }, 
                            {
                                "value": "43.88"
                            }, 
                            {
                                "value": "43.88"
                            }, 
                            {
                                "value": "43.88"
                            }
                        ], 
                        "name": "Volume Fraction of Si"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Particle Sizeof Si"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Structural Approach to the Problem of Oxygen Content in Alpha Silicon Nitride, K. Kato, Z. Inoue, K. Kijima, I. Kawada, H. Tanaka, and T. Yamane, Journal of the American Ceramic Society, Vol. 58, pp. 90-91 (1975), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.0829"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.5135"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.6558"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.2555"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.1682"
                    }, 
                    {
                        "value": "0.4509"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.6558"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.6075"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "0.4320"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.3154"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.3192"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "0.6962"
                    }, 
                    {
                        "value": "0.3333"
                    }, 
                    {
                        "value": "0.6667"
                    }, 
                    {
                        "uncertainty": "0.0010", 
                        "value": "0.5926"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "uncertainty": "0.0012", 
                        "value": "0.4503"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Si(1) : x"
                            }, 
                            {
                                "value": "Si(1) : y"
                            }, 
                            {
                                "value": "Si(1) : z"
                            }, 
                            {
                                "value": "Si(2) : x"
                            }, 
                            {
                                "value": "Si(2) : y"
                            }, 
                            {
                                "value": "Si(2) : z"
                            }, 
                            {
                                "value": "N(1) : x"
                            }, 
                            {
                                "value": "N(1) : y"
                            }, 
                            {
                                "value": "N(1) : z"
                            }, 
                            {
                                "value": "N(2) : x"
                            }, 
                            {
                                "value": "N(2) : y"
                            }, 
                            {
                                "value": "N(2) : z"
                            }, 
                            {
                                "value": "N(3) : x"
                            }, 
                            {
                                "value": "N(3) : y"
                            }, 
                            {
                                "value": "N(3) : z"
                            }, 
                            {
                                "value": "N(4) : x"
                            }, 
                            {
                                "value": "N(4) : y"
                            }, 
                            {
                                "value": "N(4) : z"
                            }
                        ], 
                        "name": "Atom : Coordinate"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Structural Approach to the Problem of Oxygen Content in Alpha Silicon Nitride, K. Kato, Z. Inoue, K. Kijima, I. Kawada, H. Tanaka, and T. Yamane, Journal of the American Ceramic Society, Vol. 58, pp. 90-91 (1975), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.003", 
                        "value": "7.818"
                    }, 
                    {
                        "uncertainty": "0.004", 
                        "value": "5.591"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Structural Approach to the Problem of Oxygen Content in Alpha Silicon Nitride, K. Kato, Z. Inoue, K. Kijima, I. Kawada, H. Tanaka, and T. Yamane, Journal of the American Ceramic Society, Vol. 58, pp. 90-91 (1975), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.148"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Silicon Carbide in Gases and Alkaline Melts, D.W. McKee and D. Chatterji, Journal of the American Ceramic Society, Vol. 59 9, pp. 441-444 (1976), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "- 0.04"
                    }, 
                    {
                        "value": "-18"
                    }, 
                    {
                        "value": "- 9"
                    }, 
                    {
                        "value": "- 0.7"
                    }, 
                    {
                        "value": "- 0.09"
                    }, 
                    {
                        "value": "-18"
                    }, 
                    {
                        "value": "-16"
                    }, 
                    {
                        "value": "-17"
                    }, 
                    {
                        "value": "-45"
                    }, 
                    {
                        "value": "-17"
                    }, 
                    {
                        "value": "-29"
                    }, 
                    {
                        "value": "-28"
                    }, 
                    {
                        "value": "-34"
                    }, 
                    {
                        "value": "-37"
                    }, 
                    {
                        "value": "-35"
                    }, 
                    {
                        "value": "-34"
                    }, 
                    {
                        "value": "-39"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "10% C"
                            }, 
                            {
                                "value": "10% C"
                            }, 
                            {
                                "value": "10% C"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "1% Na2CO3"
                            }, 
                            {
                                "value": "2% Na2CO3"
                            }, 
                            {
                                "value": "10%Na2CO3"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "5% C"
                            }, 
                            {
                                "value": "10% C"
                            }, 
                            {
                                "value": "1% NaNO3"
                            }, 
                            {
                                "value": "1% Na2O"
                            }, 
                            {
                                "value": "1% Na2S"
                            }, 
                            {
                                "value": "1% Na2CO3"
                            }, 
                            {
                                "value": "5% Na2CO3"
                            }
                        ], 
                        "name": "Salt Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "Na2SO4"
                            }, 
                            {
                                "value": "Na2SO4"
                            }, 
                            {
                                "value": "Na2SO4"
                            }, 
                            {
                                "value": "Na2SO4"
                            }, 
                            {
                                "value": "Na2SO4"
                            }, 
                            {
                                "value": "Na2SO4"
                            }, 
                            {
                                "value": "Na2SO4"
                            }, 
                            {
                                "value": "Na2CO3"
                            }, 
                            {
                                "value": "Na2SO4"
                            }, 
                            {
                                "value": "Na2SO4"
                            }, 
                            {
                                "value": "Na2SO4"
                            }, 
                            {
                                "value": "Na2SO4"
                            }, 
                            {
                                "value": "Na2SO4"
                            }, 
                            {
                                "value": "Na2SO4"
                            }, 
                            {
                                "value": "Na2SO4"
                            }, 
                            {
                                "value": "Na2SO4"
                            }
                        ], 
                        "name": "Primary Salt"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "2% SO2"
                            }, 
                            {
                                "value": "10% O2"
                            }, 
                            {
                                "value": "21% O2"
                            }, 
                            {
                                "value": "50% O2"
                            }, 
                            {
                                "value": "2% SO2"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Gas Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "N2"
                            }, 
                            {
                                "value": "N2"
                            }, 
                            {
                                "value": "N2"
                            }, 
                            {
                                "value": "N2"
                            }, 
                            {
                                "value": "O2"
                            }, 
                            {
                                "value": "O2"
                            }, 
                            {
                                "value": "O2"
                            }, 
                            {
                                "value": "O2"
                            }, 
                            {
                                "value": "O2"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }
                        ], 
                        "name": "Primary Gas"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Elastic Behavior of Open-Cell Alumina, H. Hagiwara and D.J. Green, Journal of the American Ceramic Society, Vol. 70 11, pp. 811-815 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.02"
                    }, 
                    {
                        "value": "1.27"
                    }, 
                    {
                        "value": "1.11"
                    }, 
                    {
                        "value": "0.88"
                    }, 
                    {
                        "value": "0.98"
                    }, 
                    {
                        "value": "1.61"
                    }, 
                    {
                        "value": "1.67"
                    }, 
                    {
                        "value": "1.16"
                    }, 
                    {
                        "value": "1.47"
                    }, 
                    {
                        "value": "1.16"
                    }, 
                    {
                        "value": "1.77"
                    }, 
                    {
                        "value": "1.74"
                    }, 
                    {
                        "value": "2.01"
                    }, 
                    {
                        "value": "2.45"
                    }, 
                    {
                        "value": "2.64"
                    }, 
                    {
                        "value": "4.16"
                    }, 
                    {
                        "value": "4.09"
                    }, 
                    {
                        "value": "3.54"
                    }, 
                    {
                        "value": "3.29"
                    }, 
                    {
                        "value": "4.83"
                    }, 
                    {
                        "value": "0.98"
                    }, 
                    {
                        "value": "1.02"
                    }, 
                    {
                        "value": "2.95"
                    }, 
                    {
                        "value": "3.35"
                    }, 
                    {
                        "value": "3.67"
                    }, 
                    {
                        "value": "3.74"
                    }, 
                    {
                        "value": "3.48"
                    }, 
                    {
                        "value": "3.18"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "LP1"
                            }, 
                            {
                                "value": "HP2"
                            }, 
                            {
                                "value": "HP2"
                            }, 
                            {
                                "value": "HP2"
                            }, 
                            {
                                "value": "HP2"
                            }, 
                            {
                                "value": "HP2"
                            }, 
                            {
                                "value": "HP2"
                            }, 
                            {
                                "value": "HP2"
                            }, 
                            {
                                "value": "HP2"
                            }
                        ], 
                        "name": "Speciemn Series"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.078"
                            }, 
                            {
                                "value": "0.082"
                            }, 
                            {
                                "value": "0.082"
                            }, 
                            {
                                "value": "0.085"
                            }, 
                            {
                                "value": "0.087"
                            }, 
                            {
                                "value": "0.108"
                            }, 
                            {
                                "value": "0.111"
                            }, 
                            {
                                "value": "0.113"
                            }, 
                            {
                                "value": "0.117"
                            }, 
                            {
                                "value": "0.120"
                            }, 
                            {
                                "value": "0.118"
                            }, 
                            {
                                "value": "0.126"
                            }, 
                            {
                                "value": "0.126"
                            }, 
                            {
                                "value": "0.129"
                            }, 
                            {
                                "value": "0.140"
                            }, 
                            {
                                "value": "0.147"
                            }, 
                            {
                                "value": "0.159"
                            }, 
                            {
                                "value": "0.159"
                            }, 
                            {
                                "value": "0.165"
                            }, 
                            {
                                "value": "0.171"
                            }, 
                            {
                                "value": "0.099"
                            }, 
                            {
                                "value": "0.101"
                            }, 
                            {
                                "value": "0.167"
                            }, 
                            {
                                "value": "0.172"
                            }, 
                            {
                                "value": "0.172"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.181"
                            }, 
                            {
                                "value": "0.180"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.0027"
                            }, 
                            {
                                "value": "0.0033"
                            }, 
                            {
                                "value": "0.0029"
                            }, 
                            {
                                "value": "0.0023"
                            }, 
                            {
                                "value": "0.0026"
                            }, 
                            {
                                "value": "0.0042"
                            }, 
                            {
                                "value": "0.0044"
                            }, 
                            {
                                "value": "0.0031"
                            }, 
                            {
                                "value": "0.0039"
                            }, 
                            {
                                "value": "0.0031"
                            }, 
                            {
                                "value": "0.0046"
                            }, 
                            {
                                "value": "0.0046"
                            }, 
                            {
                                "value": "0.0053"
                            }, 
                            {
                                "value": "0.0065"
                            }, 
                            {
                                "value": "0.0070"
                            }, 
                            {
                                "value": "0.0110"
                            }, 
                            {
                                "value": "0.0108"
                            }, 
                            {
                                "value": "0.0093"
                            }, 
                            {
                                "value": "0.0087"
                            }, 
                            {
                                "value": "0.0127"
                            }, 
                            {
                                "value": "0.0026"
                            }, 
                            {
                                "value": "0.0027"
                            }, 
                            {
                                "value": "0.0078"
                            }, 
                            {
                                "value": "0.0088"
                            }, 
                            {
                                "value": "0.0097"
                            }, 
                            {
                                "value": "0.0099"
                            }, 
                            {
                                "value": "0.0092"
                            }, 
                            {
                                "value": "0.0084"
                            }
                        ], 
                        "name": "Relative Modulus"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "0.31"
                            }, 
                            {
                                "value": "0.32"
                            }, 
                            {
                                "value": "0.32"
                            }, 
                            {
                                "value": "0.34"
                            }, 
                            {
                                "value": "0.35"
                            }, 
                            {
                                "value": "0.43"
                            }, 
                            {
                                "value": "0.44"
                            }, 
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.46"
                            }, 
                            {
                                "value": "0.48"
                            }, 
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.51"
                            }, 
                            {
                                "value": "0.56"
                            }, 
                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.63"
                            }, 
                            {
                                "value": "0.63"
                            }, 
                            {
                                "value": "0.66"
                            }, 
                            {
                                "value": "0.68"
                            }, 
                            {
                                "value": "0.39"
                            }, 
                            {
                                "value": "0.40"
                            }, 
                            {
                                "value": "0.66"
                            }, 
                            {
                                "value": "0.68"
                            }, 
                            {
                                "value": "0.68"
                            }, 
                            {
                                "value": "0.72"
                            }, 
                            {
                                "value": "0.72"
                            }, 
                            {
                                "value": "0.71"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Elastic Behavior of Open-Cell Alumina, H. Hagiwara and D.J. Green, Journal of the American Ceramic Society, Vol. 70 11, pp. 811-815 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.38"
                    }, 
                    {
                        "value": "0.33"
                    }, 
                    {
                        "value": "0.40"
                    }, 
                    {
                        "value": "0.69"
                    }, 
                    {
                        "value": "0.83"
                    }, 
                    {
                        "value": "0.84"
                    }, 
                    {
                        "value": "0.81"
                    }, 
                    {
                        "value": "0.93"
                    }, 
                    {
                        "value": "1.07"
                    }, 
                    {
                        "value": "1.07"
                    }, 
                    {
                        "value": "1.15"
                    }, 
                    {
                        "value": "1.40"
                    }, 
                    {
                        "value": "1.84"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "LP1"
                            }
                        ], 
                        "name": "Speciemn Series"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.077"
                            }, 
                            {
                                "value": "0.081"
                            }, 
                            {
                                "value": "0.092"
                            }, 
                            {
                                "value": "0.114"
                            }, 
                            {
                                "value": "0.117"
                            }, 
                            {
                                "value": "0.123"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.127"
                            }, 
                            {
                                "value": "0.128"
                            }, 
                            {
                                "value": "0.153"
                            }, 
                            {
                                "value": "0.157"
                            }, 
                            {
                                "value": "0.162"
                            }, 
                            {
                                "value": "0.162"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.0010"
                            }, 
                            {
                                "value": "0.0009"
                            }, 
                            {
                                "value": "0.0011"
                            }, 
                            {
                                "value": "0.0018"
                            }, 
                            {
                                "value": "0.0022"
                            }, 
                            {
                                "value": "0.0022"
                            }, 
                            {
                                "value": "0.0021"
                            }, 
                            {
                                "value": "0.0025"
                            }, 
                            {
                                "value": "0.0028"
                            }, 
                            {
                                "value": "0.0028"
                            }, 
                            {
                                "value": "0.0030"
                            }, 
                            {
                                "value": "0.0037"
                            }, 
                            {
                                "value": "0.0048"
                            }
                        ], 
                        "name": "Relative Modulus"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "0.31"
                            }, 
                            {
                                "value": "0.32"
                            }, 
                            {
                                "value": "0.37"
                            }, 
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.46"
                            }, 
                            {
                                "value": "0.49"
                            }, 
                            {
                                "value": "0.49"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.51"
                            }, 
                            {
                                "value": "0.61"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.64"
                            }, 
                            {
                                "value": "0.64"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.24"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.27"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.10"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.19"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "D"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.21"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "E"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "635"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "F"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "SiC-TiC and SiC-TiB2 Composites Densified by Liquid-Phase Sintering, K.S. Cho,Y.W. Kim,H.J. Choi, and J.G. Lee, Journal of Materials Science, Vol. 31, pp. 6223-6228 (1996), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiC.yTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.277"
                    }, 
                    {
                        "value": "3.651"
                    }, 
                    {
                        "value": "4.000"
                    }, 
                    {
                        "value": "4.357"
                    }, 
                    {
                        "value": "3.519"
                    }, 
                    {
                        "value": "3.748"
                    }, 
                    {
                        "value": "4.071"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mass Fraction of TiC"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }
                        ], 
                        "name": "Mass Fraction of TiB2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.42"
                            }, 
                            {
                                "value": "99.03"
                            }, 
                            {
                                "value": "99.90"
                            }, 
                            {
                                "value": "99.44"
                            }, 
                            {
                                "value": "97.42"
                            }, 
                            {
                                "value": "97.15"
                            }, 
                            {
                                "value": "98.29"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "SiC-TiC and SiC-TiB2 Composites Densified by Liquid-Phase Sintering, K.S. Cho,Y.W. Kim,H.J. Choi, and J.G. Lee, Journal of Materials Science, Vol. 31, pp. 6223-6228 (1996), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiC.yTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "609"
                    }, 
                    {
                        "value": "509"
                    }, 
                    {
                        "value": "442"
                    }, 
                    {
                        "value": "707"
                    }, 
                    {
                        "value": "568"
                    }, 
                    {
                        "value": "505"
                    }, 
                    {
                        "value": "589"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mass Fraction of TiC"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }
                        ], 
                        "name": "Mass Fraction of TiB2"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "SiC-TiC and SiC-TiB2 Composites Densified by Liquid-Phase Sintering, K.S. Cho,Y.W. Kim,H.J. Choi, and J.G. Lee, Journal of Materials Science, Vol. 31, pp. 6223-6228 (1996), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiC.yTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "3.7"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mass Fraction of TiC"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }
                        ], 
                        "name": "Mass Fraction of TiB2"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Durability of Non-Oxide Ceramics in Simulated Heat Treatment Environments, R.E. Tressler and K.E. Spear, Projects Within the Center for Advanced Materials, pp. 127-137 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "50", 
                        "value": "242"
                    }, 
                    {
                        "uncertainty": "60", 
                        "value": "290"
                    }, 
                    {
                        "uncertainty": "90", 
                        "value": "453"
                    }, 
                    {
                        "uncertainty": "60", 
                        "value": "315"
                    }, 
                    {
                        "uncertainty": "60", 
                        "value": "201"
                    }, 
                    {
                        "uncertainty": "120", 
                        "value": "400"
                    }, 
                    {
                        "uncertainty": "110", 
                        "value": "374"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "kPa", 
                        "scalars": [
                            {
                                "value": "0.13"
                            }, 
                            {
                                "value": "0.13"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "0.13"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "101"
                            }
                        ], 
                        "name": "Gas Pressure"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "N2-based"
                            }, 
                            {
                                "value": "N2-based"
                            }, 
                            {
                                "value": "N2-based"
                            }, 
                            {
                                "value": "N2-based"
                            }, 
                            {
                                "value": "Endothrmic"
                            }, 
                            {
                                "value": "Endothrmic"
                            }, 
                            {
                                "value": "Endothrmic"
                            }
                        ], 
                        "name": "Gas Type"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Durability of Non-Oxide Ceramics in Simulated Heat Treatment Environments, R.E. Tressler and K.E. Spear, Projects Within the Center for Advanced Materials, pp. 127-137 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "21.8"
                    }, 
                    {
                        "value": "9.1"
                    }, 
                    {
                        "value": "16.9"
                    }, 
                    {
                        "value": "3.9"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "kPa", 
                        "scalars": [
                            {
                                "value": "0.13"
                            }, 
                            {
                                "value": "0.13"
                            }, 
                            {
                                "value": "0.13"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "101"
                            }
                        ], 
                        "name": "Gas Pressure"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "N2-based"
                            }, 
                            {
                                "value": "N2-based"
                            }, 
                            {
                                "value": "Endothrmic"
                            }, 
                            {
                                "value": "Endothrmic"
                            }, 
                            {
                                "value": "Endothrmic"
                            }
                        ], 
                        "name": "Gas Type"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Durability of Non-Oxide Ceramics in Simulated Heat Treatment Environments, R.E. Tressler and K.E. Spear, Projects Within the Center for Advanced Materials, pp. 127-137 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "140", 
                        "value": "463"
                    }, 
                    {
                        "uncertainty": "90", 
                        "value": "309"
                    }, 
                    {
                        "uncertainty": "120", 
                        "value": "416"
                    }, 
                    {
                        "uncertainty": "150", 
                        "value": "510"
                    }, 
                    {
                        "uncertainty": "130", 
                        "value": "430"
                    }, 
                    {
                        "uncertainty": "70", 
                        "value": "472"
                    }, 
                    {
                        "uncertainty": "60", 
                        "value": "412"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "kPa", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "0.13"
                            }, 
                            {
                                "value": "0.13"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "101"
                            }
                        ], 
                        "name": "Gas Pressure"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "None"
                            }, 
                            {
                                "value": "N2-based"
                            }, 
                            {
                                "value": "N2-based"
                            }, 
                            {
                                "value": "N2-based"
                            }, 
                            {
                                "value": "N2-based"
                            }, 
                            {
                                "value": "Endothrmic"
                            }, 
                            {
                                "value": "Endothrmic"
                            }
                        ], 
                        "name": "Gas Type"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Durability of Non-Oxide Ceramics in Simulated Heat Treatment Environments, R.E. Tressler and K.E. Spear, Projects Within the Center for Advanced Materials, pp. 127-137 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "14.5"
                    }, 
                    {
                        "value": "31.9"
                    }, 
                    {
                        "value": "11.9"
                    }, 
                    {
                        "value": "10.0"
                    }, 
                    {
                        "value": "8.7"
                    }, 
                    {
                        "value": "7.5"
                    }, 
                    {
                        "value": "7.6"
                    }, 
                    {
                        "value": "7.9"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "kPa", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "0.13"
                            }, 
                            {
                                "value": "0.13"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "0.13"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "101"
                            }
                        ], 
                        "name": "Gas Pressure"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "None"
                            }, 
                            {
                                "value": "N2-based"
                            }, 
                            {
                                "value": "N2-based"
                            }, 
                            {
                                "value": "N2-based"
                            }, 
                            {
                                "value": "N2-based"
                            }, 
                            {
                                "value": "Endothrmic"
                            }, 
                            {
                                "value": "Endothrmic"
                            }, 
                            {
                                "value": "Endothrmic"
                            }
                        ], 
                        "name": "Gas Type"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Combined Surface Characterization and Tribological (Friction and Wear) Studies of CVD Diamond Films, S.S. Perry, J.W. Ager,III and G.A. Somorjai, Journal of Materials Research, Vol. 8 10, pp. 2577-2586 (1993), published by Materials Research Society."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.17"
                    }, 
                    {
                        "value": "0.16"
                    }, 
                    {
                        "value": "0.15"
                    }, 
                    {
                        "value": "0.74"
                    }, 
                    {
                        "value": "0.70"
                    }, 
                    {
                        "value": "0.77"
                    }, 
                    {
                        "value": "0.70"
                    }, 
                    {
                        "value": "0.68"
                    }, 
                    {
                        "value": "0.67"
                    }, 
                    {
                        "value": "0.68"
                    }
                ], 
                "conditions": [
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "0.27"
                            }, 
                            {
                                "value": "0.38"
                            }, 
                            {
                                "value": "0.51"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.12"
                            }, 
                            {
                                "value": "0.17"
                            }, 
                            {
                                "value": "0.22"
                            }, 
                            {
                                "value": "0.27"
                            }, 
                            {
                                "value": "0.32"
                            }, 
                            {
                                "value": "0.36"
                            }
                        ], 
                        "name": "Load"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }, 
                            {
                                "value": "vacuum"
                            }
                        ], 
                        "name": "Environment"
                    }
                ], 
                "name": "Friction Coefficient"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep Behavior of Pore-Free Polycrystalline Aluminum Oxide, R.C. Folweiler, Journal of Applied Physics, Vol. 32 5, pp. 773-778 (1961), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "4000"
                    }, 
                    {
                        "value": "4000"
                    }, 
                    {
                        "value": "4000"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "4100"
                    }, 
                    {
                        "value": "4100"
                    }, 
                    {
                        "value": "8400"
                    }, 
                    {
                        "value": "8400"
                    }, 
                    {
                        "value": "16000"
                    }, 
                    {
                        "value": "16000"
                    }, 
                    {
                        "value": "40000"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "4100"
                    }, 
                    {
                        "value": "4100"
                    }, 
                    {
                        "value": "8300"
                    }, 
                    {
                        "value": "8300"
                    }, 
                    {
                        "value": "8300"
                    }, 
                    {
                        "value": "17000"
                    }, 
                    {
                        "value": "16000"
                    }, 
                    {
                        "value": "16000"
                    }, 
                    {
                        "value": "42000"
                    }, 
                    {
                        "value": "42000"
                    }, 
                    {
                        "value": "42000"
                    }, 
                    {
                        "value": "80000"
                    }, 
                    {
                        "value": "85000"
                    }, 
                    {
                        "value": "85000"
                    }, 
                    {
                        "value": "160000"
                    }, 
                    {
                        "value": "160000"
                    }, 
                    {
                        "value": "4500"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "4300"
                    }, 
                    {
                        "value": "8700"
                    }, 
                    {
                        "value": "8700"
                    }, 
                    {
                        "value": "17000"
                    }, 
                    {
                        "value": "17000"
                    }, 
                    {
                        "value": "43000"
                    }, 
                    {
                        "value": "88000"
                    }, 
                    {
                        "value": "170000"
                    }, 
                    {
                        "value": "170000"
                    }, 
                    {
                        "value": "430000"
                    }, 
                    {
                        "value": "17000"
                    }, 
                    {
                        "value": "17000"
                    }, 
                    {
                        "value": "42000"
                    }, 
                    {
                        "value": "42000"
                    }, 
                    {
                        "value": "42000"
                    }, 
                    {
                        "value": "85000"
                    }, 
                    {
                        "value": "84000"
                    }, 
                    {
                        "value": "170000"
                    }, 
                    {
                        "value": "170000"
                    }, 
                    {
                        "value": "420000"
                    }, 
                    {
                        "value": "810000"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "4100"
                    }, 
                    {
                        "value": "4100"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "4100"
                    }, 
                    {
                        "value": "4100"
                    }, 
                    {
                        "value": "4100"
                    }, 
                    {
                        "value": "8200"
                    }, 
                    {
                        "value": "8200"
                    }, 
                    {
                        "value": "8200"
                    }, 
                    {
                        "value": "17000"
                    }, 
                    {
                        "value": "17000"
                    }, 
                    {
                        "value": "17000"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "4500"
                    }, 
                    {
                        "value": "4300"
                    }, 
                    {
                        "value": "8700"
                    }, 
                    {
                        "value": "8800"
                    }, 
                    {
                        "value": "8300"
                    }, 
                    {
                        "value": "17000"
                    }, 
                    {
                        "value": "17000"
                    }, 
                    {
                        "value": "43000"
                    }, 
                    {
                        "value": "43000"
                    }, 
                    {
                        "value": "88000"
                    }, 
                    {
                        "value": "170000"
                    }, 
                    {
                        "value": "430000"
                    }, 
                    {
                        "value": "4200"
                    }, 
                    {
                        "value": "8400"
                    }, 
                    {
                        "value": "17000"
                    }, 
                    {
                        "value": "8400"
                    }, 
                    {
                        "value": "17000"
                    }, 
                    {
                        "value": "42000"
                    }, 
                    {
                        "value": "84000"
                    }, 
                    {
                        "value": "170000"
                    }, 
                    {
                        "value": "400000"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "4400"
                    }, 
                    {
                        "value": "4200"
                    }, 
                    {
                        "value": "8600"
                    }, 
                    {
                        "value": "8600"
                    }, 
                    {
                        "value": "16000"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "4100"
                    }, 
                    {
                        "value": "4100"
                    }, 
                    {
                        "value": "8300"
                    }, 
                    {
                        "value": "8300"
                    }, 
                    {
                        "value": "17000"
                    }, 
                    {
                        "value": "17000"
                    }, 
                    {
                        "value": "17000"
                    }, 
                    {
                        "value": "42000"
                    }, 
                    {
                        "value": "42000"
                    }, 
                    {
                        "value": "84000"
                    }, 
                    {
                        "value": "84000"
                    }, 
                    {
                        "value": "170000"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "54"
                            }, 
                            {
                                "value": "88"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "4.4"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "6.1"
                            }, 
                            {
                                "value": "9.0"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "42"
                            }, 
                            {
                                "value": "44"
                            }, 
                            {
                                "value": "61"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "4.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "8.7"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "43"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "6.4"
                            }, 
                            {
                                "value": "7.1"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "53"
                            }, 
                            {
                                "value": "62"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "64"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "3.3"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "6.0"
                            }, 
                            {
                                "value": "7.0"
                            }, 
                            {
                                "value": "9.7"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "41"
                            }, 
                            {
                                "value": "54"
                            }, 
                            {
                                "value": "92"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "47"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "67"
                            }, 
                            {
                                "value": "69"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "7.0"
                            }, 
                            {
                                "value": "8.3"
                            }, 
                            {
                                "value": "9.2"
                            }, 
                            {
                                "value": "9.2"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "44"
                            }, 
                            {
                                "value": "49"
                            }, 
                            {
                                "value": "69"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
                            }, 
                            {
                                "value": "Fine"
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "High Temperature Mechanical Properties of Mullite Ceramics, H. Ohnishi, K. Maeda, T. Nakamura, and T.K. Kawanami, Ceramic Transactions, Vol. 6, pp. 605-612 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "xAl2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Mechanical Properties of Mullite Ceramics, H. Ohnishi, K. Maeda, T. Nakamura, and T.K. Kawanami, Ceramic Transactions, Vol. 6, pp. 605-612 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "xAl2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2100"
                    }, 
                    {
                        "value": "5700"
                    }, 
                    {
                        "value": "10000"
                    }, 
                    {
                        "value": "14000"
                    }, 
                    {
                        "value": "1600"
                    }, 
                    {
                        "value": "4500"
                    }, 
                    {
                        "value": "9600"
                    }, 
                    {
                        "value": "9300"
                    }, 
                    {
                        "value": "15000"
                    }, 
                    {
                        "value": "23000"
                    }, 
                    {
                        "value": "7200"
                    }, 
                    {
                        "value": "25000"
                    }, 
                    {
                        "value": "51000"
                    }, 
                    {
                        "value": "8200"
                    }, 
                    {
                        "value": "23000"
                    }, 
                    {
                        "value": "47000"
                    }, 
                    {
                        "value": "510"
                    }, 
                    {
                        "value": "760"
                    }, 
                    {
                        "value": "1000"
                    }, 
                    {
                        "value": "1300"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "420"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "370"
                    }, 
                    {
                        "value": "510"
                    }, 
                    {
                        "value": "2100"
                    }, 
                    {
                        "value": "2800"
                    }, 
                    {
                        "value": "4100"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "4500"
                    }, 
                    {
                        "value": "8000"
                    }, 
                    {
                        "value": "1600"
                    }, 
                    {
                        "value": "4500"
                    }, 
                    {
                        "value": "7700"
                    }, 
                    {
                        "value": "11000"
                    }, 
                    {
                        "value": "2400"
                    }, 
                    {
                        "value": "7400"
                    }, 
                    {
                        "value": "12000"
                    }, 
                    {
                        "value": "18000"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "43"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "47"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "36"
                            }, 
                            {
                                "value": "52"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "34"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "52"
                            }, 
                            {
                                "value": "62"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "44"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "46"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "71.8"
                            }, 
                            {
                                "value": "71.8"
                            }, 
                            {
                                "value": "71.8"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "68"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "High Temperature Mechanical Properties of Mullite Ceramics, H. Ohnishi, K. Maeda, T. Nakamura, and T.K. Kawanami, Ceramic Transactions, Vol. 6, pp. 605-612 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "xAl2O3.ySiO2", 
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            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "1.3"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "1.0"
                    }, 
                    {
                        "value": "1.0"
                    }, 
                    {
                        "value": "1.0"
                    }, 
                    {
                        "value": "1.0"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "1.5"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "71.8"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "68"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Mechanical Properties of Mullite Ceramics, H. Ohnishi, K. Maeda, T. Nakamura, and T.K. Kawanami, Ceramic Transactions, Vol. 6, pp. 605-612 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "xAl2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.13"
                    }, 
                    {
                        "value": "3.15"
                    }, 
                    {
                        "value": "3.14"
                    }, 
                    {
                        "value": "3.17"
                    }, 
                    {
                        "value": "3.18"
                    }, 
                    {
                        "value": "3.17"
                    }, 
                    {
                        "value": "3.19"
                    }, 
                    {
                        "value": "3.09"
                    }, 
                    {
                        "value": "3.12"
                    }, 
                    {
                        "value": "3.14"
                    }, 
                    {
                        "value": "3.15"
                    }, 
                    {
                        "value": "3.15"
                    }, 
                    {
                        "value": "3.16"
                    }, 
                    {
                        "value": "3.18"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "76"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Mechanical Properties of Mullite Ceramics, H. Ohnishi, K. Maeda, T. Nakamura, and T.K. Kawanami, Ceramic Transactions, Vol. 6, pp. 605-612 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "xAl2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "260"
                    }, 
                    {
                        "value": "360"
                    }, 
                    {
                        "value": "345"
                    }, 
                    {
                        "value": "315"
                    }, 
                    {
                        "value": "275"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "315"
                    }, 
                    {
                        "value": "395"
                    }, 
                    {
                        "value": "390"
                    }, 
                    {
                        "value": "295"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "270"
                    }, 
                    {
                        "value": "240"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "76"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1600"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Mechanical Properties of Mullite Ceramics, H. Ohnishi, K. Maeda, T. Nakamura, and T.K. Kawanami, Ceramic Transactions, Vol. 6, pp. 605-612 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "xAl2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.0"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "1.7"
                    }, 
                    {
                        "value": "1.7"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "4.7"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "76"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Fracture Toughness of Sapphire, S.A. Newcomb and R.E. Tressler, Journal of the American Ceramic Society, Vol. 77 11, pp. 3030-3032 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Sapphire"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Saphikon, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "name": "Fracture Toughness", 
                "scalars": [
                    {
                        "uncertainty": "0.13", 
                        "value": "1.46"
                    }, 
                    {
                        "uncertainty": "0.10", 
                        "value": "1.46"
                    }, 
                    {
                        "uncertainty": "0.12", 
                        "value": "1.40"
                    }
                ], 
                "maximum": [
                    "-", 
                    "-", 
                    "-"
                ], 
                "minimum": [
                    "1.21 to 1.58", 
                    "1.28 to 1.61", 
                    "1.23 to 1.54"
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ]
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Fracture of Boron Carbide:  Experiments and Simple Theoretical Models, G. De With, Journal of Materials Science, Vol. 19, pp. 457-466 (1984), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ESK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tetrabor"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Fe"
                    }, 
                    {
                        "value": "Si"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.1"
                            }
                        ], 
                        "name": "Mass Fraction of Impurity"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Fracture of Boron Carbide:  Experiments and Simple Theoretical Models, G. De With, Journal of Materials Science, Vol. 19, pp. 457-466 (1984), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ESK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tetrabor"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.51"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.6"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Fracture of Boron Carbide:  Experiments and Simple Theoretical Models, G. De With, Journal of Materials Science, Vol. 19, pp. 457-466 (1984), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ESK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tetrabor"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "461"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Fracture of Boron Carbide:  Experiments and Simple Theoretical Models, G. De With, Journal of Materials Science, Vol. 19, pp. 457-466 (1984), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ESK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tetrabor"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "377"
                    }, 
                    {
                        "value": "356"
                    }, 
                    {
                        "value": "265"
                    }, 
                    {
                        "value": "363"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Fracture of Boron Carbide:  Experiments and Simple Theoretical Models, G. De With, Journal of Materials Science, Vol. 19, pp. 457-466 (1984), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ESK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tetrabor"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "11.8"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Fracture of Boron Carbide:  Experiments and Simple Theoretical Models, G. De With, Journal of Materials Science, Vol. 19, pp. 457-466 (1984), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ESK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tetrabor"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "3.9"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Fracture of Boron Carbide:  Experiments and Simple Theoretical Models, G. De With, Journal of Materials Science, Vol. 19, pp. 457-466 (1984), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "ESK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tetrabor"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "10"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.6"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
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                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Hot Pressing"
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        ], 
        "references": [
            {
                "citation": "High Temperature Fracture of Boron Carbide:  Experiments and Simple Theoretical Models, G. De With, Journal of Materials Science, Vol. 19, pp. 457-466 (1984), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            {
                "scalars": [
                    {
                        "value": "ESK"
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                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tetrabor"
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                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.178"
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                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
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                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
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                "name": "Hot Pressing"
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        ], 
        "references": [
            {
                "citation": "High Temperature Fracture of Boron Carbide:  Experiments and Simple Theoretical Models, G. De With, Journal of Materials Science, Vol. 19, pp. 457-466 (1984), published by Chapman and Hall."
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        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
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            }, 
            {
                "scalars": [
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                        "value": "Polycrystalline"
                    }
                ], 
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            {
                "scalars": [
                    {
                        "value": "ESK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tetrabor"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.4"
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                ], 
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                "conditions": [
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "2.51"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
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                ], 
                "name": "Porosity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
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        ], 
        "references": [
            {
                "citation": "High Temperature Fracture of Boron Carbide:  Experiments and Simple Theoretical Models, G. De With, Journal of Materials Science, Vol. 19, pp. 457-466 (1984), published by Chapman and Hall."
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        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "ESK"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Tetrabor"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "5"
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                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties, Hardness and Indentation Fracture Toughness of $\\beta$-Sialons, J. Piekarczyk, J. Lis, and J. Bialoskorski, Key Engineering Materials, Vol. 89, pp. 541-546 (1994), published by Trans Tech Publications, Switzerland."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.24"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "x of Alx"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.0"
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        ]
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    {
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            {
                "name": "NIST_SRD-30"
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        ], 
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            {
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                    {
                        "value": "Si-N"
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            {
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                    {
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                                "value": "2"
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                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Properties, Hardness and Indentation Fracture Toughness of $\\beta$-Sialons, J. Piekarczyk, J. Lis, and J. Bialoskorski, Key Engineering Materials, Vol. 89, pp. 541-546 (1994), published by Trans Tech Publications, Switzerland."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "5", 
                        "value": "393"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "x of Alx"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Properties, Hardness and Indentation Fracture Toughness of $\\beta$-Sialons, J. Piekarczyk, J. Lis, and J. Bialoskorski, Key Engineering Materials, Vol. 89, pp. 541-546 (1994), published by Trans Tech Publications, Switzerland."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "90.3"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "x of Alx"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.040"
                            }
                        ], 
                        "name": "H/ERatio"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Properties, Hardness and Indentation Fracture Toughness of $\\beta$-Sialons, J. Piekarczyk, J. Lis, and J. Bialoskorski, Key Engineering Materials, Vol. 89, pp. 541-546 (1994), published by Trans Tech Publications, Switzerland."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.16", 
                        "value": "5.45"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "x of Alx"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.040"
                            }
                        ], 
                        "name": "H/ERatio"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Sintering"
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        ], 
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            {
                "citation": "Elastic Properties, Hardness and Indentation Fracture Toughness of $\\beta$-Sialons, J. Piekarczyk, J. Lis, and J. Bialoskorski, Key Engineering Materials, Vol. 89, pp. 541-546 (1994), published by Trans Tech Publications, Switzerland."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "15.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "x of Alx"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Properties, Hardness and Indentation Fracture Toughness of $\\beta$-Sialons, J. Piekarczyk, J. Lis, and J. Bialoskorski, Key Engineering Materials, Vol. 89, pp. 541-546 (1994), published by Trans Tech Publications, Switzerland."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.005", 
                        "value": "0.240"
                    }
                ], 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "x of Alx"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties, Hardness and Indentation Fracture Toughness of $\\beta$-Sialons, J. Piekarczyk, J. Lis, and J. Bialoskorski, Key Engineering Materials, Vol. 89, pp. 541-546 (1994), published by Trans Tech Publications, Switzerland."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1", 
                        "value": "158"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "x of Alx"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Strengthening and Toughening Mechanisms in Nanocomposite Ceramics, K. Niihara and A. Nakahira, Annales de Chimie  Science des Materiaux, Vol. 16 4, pp. 479-486 (1991), published by Masson."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "352"
                    }, 
                    {
                        "value": "1054"
                    }, 
                    {
                        "value": "914"
                    }, 
                    {
                        "value": "820"
                    }, 
                    {
                        "value": "814"
                    }, 
                    {
                        "value": "343"
                    }, 
                    {
                        "value": "343"
                    }, 
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "294"
                    }, 
                    {
                        "value": "229"
                    }, 
                    {
                        "value": "131"
                    }, 
                    {
                        "value": "1061"
                    }, 
                    {
                        "value": "1012"
                    }, 
                    {
                        "value": "1012"
                    }, 
                    {
                        "value": "669"
                    }, 
                    {
                        "value": "522"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "898"
                    }, 
                    {
                        "value": "865"
                    }, 
                    {
                        "value": "849"
                    }, 
                    {
                        "value": "735"
                    }, 
                    {
                        "value": "653"
                    }, 
                    {
                        "value": "588"
                    }, 
                    {
                        "value": "473"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "10.8"
                            }, 
                            {
                                "value": "17.2"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "17.2"
                            }, 
                            {
                                "value": "17.2"
                            }, 
                            {
                                "value": "17.2"
                            }, 
                            {
                                "value": "17.2"
                            }, 
                            {
                                "value": "17.2"
                            }, 
                            {
                                "value": "17.2"
                            }, 
                            {
                                "value": "17.2"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
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                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Hot Pressing"
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        ], 
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            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.14"
                    }, 
                    {
                        "value": "4.71"
                    }, 
                    {
                        "value": "4.30"
                    }, 
                    {
                        "value": "4.29"
                    }, 
                    {
                        "value": "4.19"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "10.8"
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                            {
                                "value": "17.2"
                            }, 
                            {
                                "value": "32.7"
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                        ], 
                        "name": "Volume Fraction of SiC"
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                ], 
                "name": "Fracture Toughness"
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        ]
    }, 
    {
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            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.5"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Al2O3"
                            }
                        ], 
                        "name": "Component Species"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Strengthening and Toughening Mechanisms in Nanocomposite Ceramics, K. Niihara and A. Nakahira, Annales de Chimie  Science des Materiaux, Vol. 16 4, pp. 479-486 (1991), published by Masson."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "19"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "7.6"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "17"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "8.4"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "21"
                    }, 
                    {
                        "value": "19"
                    }, 
                    {
                        "value": "16"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "9.6"
                    }, 
                    {
                        "value": "7.4"
                    }, 
                    {
                        "value": "6.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "17.2"
                            }, 
                            {
                                "value": "17.2"
                            }, 
                            {
                                "value": "17.2"
                            }, 
                            {
                                "value": "17.2"
                            }, 
                            {
                                "value": "17.2"
                            }, 
                            {
                                "value": "17.2"
                            }, 
                            {
                                "value": "17.2"
                            }, 
                            {
                                "value": "17.2"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Strengthening and Toughening Mechanisms in Nanocomposite Ceramics, K. Niihara and A. Nakahira, Annales de Chimie  Science des Materiaux, Vol. 16 4, pp. 479-486 (1991), published by Masson."
            }
        ], 
        "names": [
            "Magnesia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "355"
                    }, 
                    {
                        "value": "449"
                    }, 
                    {
                        "value": "488"
                    }, 
                    {
                        "value": "547"
                    }, 
                    {
                        "value": "535"
                    }, 
                    {
                        "value": "627"
                    }, 
                    {
                        "value": "361"
                    }, 
                    {
                        "value": "298"
                    }, 
                    {
                        "value": "262"
                    }, 
                    {
                        "value": "214"
                    }, 
                    {
                        "value": "165"
                    }, 
                    {
                        "value": "117"
                    }, 
                    {
                        "value": "559"
                    }, 
                    {
                        "value": "658"
                    }, 
                    {
                        "value": "703"
                    }, 
                    {
                        "value": "678"
                    }, 
                    {
                        "value": "513"
                    }, 
                    {
                        "value": "687"
                    }, 
                    {
                        "value": "726"
                    }, 
                    {
                        "value": "725"
                    }, 
                    {
                        "value": "490"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Strengthening and Toughening Mechanisms in Nanocomposite Ceramics, K. Niihara and A. Nakahira, Annales de Chimie  Science des Materiaux, Vol. 16 4, pp. 479-486 (1991), published by Masson."
            }
        ], 
        "names": [
            "Magnesia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.08"
                    }, 
                    {
                        "value": "1.34"
                    }, 
                    {
                        "value": "1.84"
                    }, 
                    {
                        "value": "2.77"
                    }, 
                    {
                        "value": "3.28"
                    }, 
                    {
                        "value": "4.07"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Strengthening and Toughening Mechanisms in Nanocomposite Ceramics, K. Niihara and A. Nakahira, Annales de Chimie  Science des Materiaux, Vol. 16 4, pp. 479-486 (1991), published by Masson."
            }
        ], 
        "names": [
            "Magnesia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.5"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "MgO"
                            }
                        ], 
                        "name": "Component Species"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Hot-Pressed SiC Whisker Reinforced Mullite, R.D. Nixon, S. Chevacharoenkul, R.F. Davis, and T.N. Tiegs, Ceramic Transactions, Vol. 6, pp. 579-603 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "mullite (3:2)"
                    }, 
                    {
                        "value": "SiC"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Hot-Pressed SiC Whisker Reinforced Mullite, R.D. Nixon, S. Chevacharoenkul, R.F. Davis, and T.N. Tiegs, Ceramic Transactions, Vol. 6, pp. 579-603 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "44", 
                        "value": "357"
                    }, 
                    {
                        "uncertainty": "7", 
                        "value": "1051"
                    }, 
                    {
                        "uncertainty": "19", 
                        "value": "754"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "minimum": "1520", 
                                "maximum": "1560"
                            }, 
                            {
                                "minimum": "1580", 
                                "maximum": "1620"
                            }, 
                            {
                                "minimum": "1640", 
                                "maximum": "1700"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "M1"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Hot-Pressed SiC Whisker Reinforced Mullite, R.D. Nixon, S. Chevacharoenkul, R.F. Davis, and T.N. Tiegs, Ceramic Transactions, Vol. 6, pp. 579-603 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "7", 
                        "value": "409"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "minimum": "1520", 
                                "maximum": "1560"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "M3"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Hot-Pressed SiC Whisker Reinforced Mullite, R.D. Nixon, S. Chevacharoenkul, R.F. Davis, and T.N. Tiegs, Ceramic Transactions, Vol. 6, pp. 579-603 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "20", 
                        "value": "392"
                    }, 
                    {
                        "uncertainty": "34", 
                        "value": "1053"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "minimum": "1510", 
                                "maximum": "1560"
                            }, 
                            {
                                "minimum": "1570", 
                                "maximum": "1600"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "M4"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Hot-Pressed SiC Whisker Reinforced Mullite, R.D. Nixon, S. Chevacharoenkul, R.F. Davis, and T.N. Tiegs, Ceramic Transactions, Vol. 6, pp. 579-603 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "27", 
                        "value": "697"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "minimum": "1520", 
                                "maximum": "1560"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "M6"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Hot-Pressed SiC Whisker Reinforced Mullite, R.D. Nixon, S. Chevacharoenkul, R.F. Davis, and T.N. Tiegs, Ceramic Transactions, Vol. 6, pp. 579-603 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "29.4"
                    }, 
                    {
                        "value": "39.2"
                    }, 
                    {
                        "value": "60.8"
                    }, 
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "451"
                    }, 
                    {
                        "value": "1260"
                    }, 
                    {
                        "value": "2790"
                    }, 
                    {
                        "value": "5840"
                    }, 
                    {
                        "value": "10900"
                    }, 
                    {
                        "value": "20100"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "K", 
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                            {
                                "value": "1520"
                            }, 
                            {
                                "value": "1540"
                            }, 
                            {
                                "value": "1560"
                            }, 
                            {
                                "value": "1580"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1620"
                            }, 
                            {
                                "value": "1640"
                            }, 
                            {
                                "value": "1660"
                            }, 
                            {
                                "value": "1680"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "M1"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Hot-Pressed SiC Whisker Reinforced Mullite, R.D. Nixon, S. Chevacharoenkul, R.F. Davis, and T.N. Tiegs, Ceramic Transactions, Vol. 6, pp. 579-603 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.47"
                    }, 
                    {
                        "value": "10.4"
                    }, 
                    {
                        "value": "17.7"
                    }, 
                    {
                        "value": "25.9"
                    }, 
                    {
                        "value": "32.6"
                    }, 
                    {
                        "value": "39.4"
                    }, 
                    {
                        "value": "46.0"
                    }, 
                    {
                        "value": "55.4"
                    }, 
                    {
                        "value": "90.2"
                    }, 
                    {
                        "value": "161"
                    }, 
                    {
                        "value": "453"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "125"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1520"
                            }, 
                            {
                                "value": "1520"
                            }, 
                            {
                                "value": "1520"
                            }, 
                            {
                                "value": "1520"
                            }, 
                            {
                                "value": "1520"
                            }, 
                            {
                                "value": "1520"
                            }, 
                            {
                                "value": "1520"
                            }, 
                            {
                                "value": "1520"
                            }, 
                            {
                                "value": "1540"
                            }, 
                            {
                                "value": "1560"
                            }, 
                            {
                                "value": "1580"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "M2"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Hot-Pressed SiC Whisker Reinforced Mullite, R.D. Nixon, S. Chevacharoenkul, R.F. Davis, and T.N. Tiegs, Ceramic Transactions, Vol. 6, pp. 579-603 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.33"
                    }, 
                    {
                        "value": "8.15"
                    }, 
                    {
                        "value": "13.5"
                    }, 
                    {
                        "value": "20.6"
                    }, 
                    {
                        "value": "30.9"
                    }, 
                    {
                        "value": "39.7"
                    }, 
                    {
                        "value": "48.7"
                    }, 
                    {
                        "value": "53.2"
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                    {
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                        "scalars": [
                            {
                                "minimum": "102", 
                                "maximum": "204"
                            }
                        ], 
                        "name": "Stress Range"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1520"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "MW5"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Hot-Pressed SiC Whisker Reinforced Mullite, R.D. Nixon, S. Chevacharoenkul, R.F. Davis, and T.N. Tiegs, Ceramic Transactions, Vol. 6, pp. 579-603 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.08", 
                        "value": "3.20"
                    }, 
                    {
                        "uncertainty": "0.12", 
                        "value": "3.02"
                    }
                ], 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "minimum": "22", 
                                "maximum": "47"
                            }, 
                            {
                                "minimum": "6", 
                                "maximum": "47"
                            }
                        ], 
                        "name": "Stress Range"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1640"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "MW6"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Hot-Pressed SiC Whisker Reinforced Mullite, R.D. Nixon, S. Chevacharoenkul, R.F. Davis, and T.N. Tiegs, Ceramic Transactions, Vol. 6, pp. 579-603 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Volume Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Hot-Pressed SiC Whisker Reinforced Mullite, R.D. Nixon, S. Chevacharoenkul, R.F. Davis, and T.N. Tiegs, Ceramic Transactions, Vol. 6, pp. 579-603 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "35", 
                        "value": "748"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "minimum": "1580", 
                                "maximum": "1700"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "MNG1"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Hot-Pressed SiC Whisker Reinforced Mullite, R.D. Nixon, S. Chevacharoenkul, R.F. Davis, and T.N. Tiegs, Ceramic Transactions, Vol. 6, pp. 579-603 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.39"
                    }, 
                    {
                        "value": "16.1"
                    }, 
                    {
                        "value": "37.7"
                    }, 
                    {
                        "value": "70.7"
                    }, 
                    {
                        "value": "137"
                    }, 
                    {
                        "value": "233"
                    }, 
                    {
                        "value": "361"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1580"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1620"
                            }, 
                            {
                                "value": "1640"
                            }, 
                            {
                                "value": "1660"
                            }, 
                            {
                                "value": "1680"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "MNG1"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Hot-Pressed SiC Whisker Reinforced Mullite, R.D. Nixon, S. Chevacharoenkul, R.F. Davis, and T.N. Tiegs, Ceramic Transactions, Vol. 6, pp. 579-603 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.00"
                    }, 
                    {
                        "value": "7.05"
                    }, 
                    {
                        "value": "28.2"
                    }, 
                    {
                        "value": "629"
                    }, 
                    {
                        "value": "738"
                    }, 
                    {
                        "value": "944"
                    }, 
                    {
                        "value": "1180"
                    }, 
                    {
                        "value": "1500"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "300"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "MNG2"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Hot-Pressed SiC Whisker Reinforced Mullite, R.D. Nixon, S. Chevacharoenkul, R.F. Davis, and T.N. Tiegs, Ceramic Transactions, Vol. 6, pp. 579-603 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.07", 
                        "value": "1.10"
                    }
                ], 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "minimum": "20", 
                                "maximum": "140"
                            }
                        ], 
                        "name": "Stress Range"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1600"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "MNG2"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Comparison of Vacuum and Pressure-Assisted Sintering of TiB2-Ni, G. Suskin and G.I. Chepovetsky, Journal of Materials Engineering and Performance, Vol. 5 3, pp. 396-398 (1996), published by ASM International."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "381"
                    }, 
                    {
                        "value": "388"
                    }, 
                    {
                        "value": "410"
                    }, 
                    {
                        "value": "427"
                    }, 
                    {
                        "value": "526"
                    }, 
                    {
                        "value": "602"
                    }, 
                    {
                        "value": "646"
                    }, 
                    {
                        "value": "681"
                    }, 
                    {
                        "value": "689"
                    }, 
                    {
                        "value": "401"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "vaccum"
                            }, 
                            {
                                "value": "vaccum"
                            }, 
                            {
                                "value": "vaccum"
                            }, 
                            {
                                "value": "vaccum"
                            }, 
                            {
                                "value": "pressure"
                            }, 
                            {
                                "value": "pressure"
                            }, 
                            {
                                "value": "pressure"
                            }, 
                            {
                                "value": "pressure"
                            }, 
                            {
                                "value": "pressure"
                            }, 
                            {
                                "value": "pressure"
                            }
                        ], 
                        "name": "Sintering Condition"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Comparison of Vacuum and Pressure-Assisted Sintering of TiB2-Ni, G. Suskin and G.I. Chepovetsky, Journal of Materials Engineering and Performance, Vol. 5 3, pp. 396-398 (1996), published by ASM International."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "5.7"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "4.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "vaccum"
                            }, 
                            {
                                "value": "vaccum"
                            }, 
                            {
                                "value": "vaccum"
                            }, 
                            {
                                "value": "vaccum"
                            }, 
                            {
                                "value": "pressure"
                            }, 
                            {
                                "value": "pressure"
                            }, 
                            {
                                "value": "pressure"
                            }, 
                            {
                                "value": "pressure"
                            }, 
                            {
                                "value": "pressure"
                            }, 
                            {
                                "value": "pressure"
                            }
                        ], 
                        "name": "Sintering Condition"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Comparison of Vacuum and Pressure-Assisted Sintering of TiB2-Ni, G. Suskin and G.I. Chepovetsky, Journal of Materials Engineering and Performance, Vol. 5 3, pp. 396-398 (1996), published by ASM International."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "16.1"
                    }, 
                    {
                        "value": "16.6"
                    }, 
                    {
                        "value": "18.1"
                    }, 
                    {
                        "value": "16.8"
                    }, 
                    {
                        "value": "17.0"
                    }, 
                    {
                        "value": "17.9"
                    }, 
                    {
                        "value": "18.2"
                    }, 
                    {
                        "value": "17.8"
                    }, 
                    {
                        "value": "17.8"
                    }, 
                    {
                        "value": "17.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "vaccum"
                            }, 
                            {
                                "value": "vaccum"
                            }, 
                            {
                                "value": "vaccum"
                            }, 
                            {
                                "value": "vaccum"
                            }, 
                            {
                                "value": "pressure"
                            }, 
                            {
                                "value": "pressure"
                            }, 
                            {
                                "value": "pressure"
                            }, 
                            {
                                "value": "pressure"
                            }, 
                            {
                                "value": "pressure"
                            }, 
                            {
                                "value": "pressure"
                            }
                        ], 
                        "name": "Sintering Condition"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Aluminum Nitride, D. Gerlich, S.L. Dole, and G.A. Slack, Journal of Physics and Chemistry of Solids, Vol. 47 5, pp. 437-441 (1986), published by Pergamon Press."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "160"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "10$^{-4}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "-0.43"
                            }
                        ], 
                        "name": "(dB/dT)/B"
                    }, 
                    {
                        "scalars": [
                            {
                                "uncertainty": "4", 
                                "value": "5.2"
                            }
                        ], 
                        "name": "dB/dP"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Aluminum Nitride, D. Gerlich, S.L. Dole, and G.A. Slack, Journal of Physics and Chemistry of Solids, Vol. 47 5, pp. 437-441 (1986), published by Pergamon Press."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "308"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Aluminum Nitride, D. Gerlich, S.L. Dole, and G.A. Slack, Journal of Physics and Chemistry of Solids, Vol. 47 5, pp. 437-441 (1986), published by Pergamon Press."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.16"
                    }, 
                    {
                        "value": "-0.01"
                    }, 
                    {
                        "value": "0.38"
                    }, 
                    {
                        "value": "0.45"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Isotropic"
                            }, 
                            {
                                "value": "Thermodynamic"
                            }
                        ], 
                        "name": "Mode"
                    }
                ], 
                "name": "Gruneisen Parameter"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Aluminum Nitride, D. Gerlich, S.L. Dole, and G.A. Slack, Journal of Physics and Chemistry of Solids, Vol. 47 5, pp. 437-441 (1986), published by Pergamon Press."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.179"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Aluminum Nitride, D. Gerlich, S.L. Dole, and G.A. Slack, Journal of Physics and Chemistry of Solids, Vol. 47 5, pp. 437-441 (1986), published by Pergamon Press."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.1", 
                        "value": "10.3"
                    }, 
                    {
                        "value": "6.33"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Shear"
                            }
                        ], 
                        "name": "Mode"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Magnesium Oxide from Absolute, Steady-State Measurements, A.J. Slifka, B.J. Filla, and J.M. Phelps, Journal of Research of the National Institute of Standards and Technology, Vol. 103 4, pp. 357-363 (1998), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.33"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "93"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Magnesium Oxide from Absolute, Steady-State Measurements, A.J. Slifka, B.J. Filla, and J.M. Phelps, Journal of Research of the National Institute of Standards and Technology, Vol. 103 4, pp. 357-363 (1998), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "29.4"
                    }, 
                    {
                        "value": "26.6"
                    }, 
                    {
                        "value": "23.8"
                    }, 
                    {
                        "value": "21.6"
                    }, 
                    {
                        "value": "19.7"
                    }, 
                    {
                        "value": "18.3"
                    }, 
                    {
                        "value": "16.6"
                    }, 
                    {
                        "value": "15.3"
                    }, 
                    {
                        "value": "14.3"
                    }, 
                    {
                        "value": "13.1"
                    }, 
                    {
                        "value": "12.3"
                    }, 
                    {
                        "value": "11.7"
                    }, 
                    {
                        "value": "11.1"
                    }, 
                    {
                        "value": "10.5"
                    }, 
                    {
                        "value": "10.0"
                    }, 
                    {
                        "value": "9.5"
                    }, 
                    {
                        "value": "8.9"
                    }, 
                    {
                        "value": "8.3"
                    }, 
                    {
                        "value": "8.1"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Constants of Magnesium Aluminate Spinel, M.F. Lewis, Journal of the Acoustical Society of America, Vol. 40 3, pp. 728-729 (1966), published by Acoustical Society of America."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "General Electric Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.581"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Aluminum Nitride-Aluminum Composite, J.L. Huang and C.H. Li, Journal of Materials Research, Vol. 9 12, pp. 3153-3159 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Aluminum nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xAl", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "AlN"
                    }, 
                    {
                        "value": "Al"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Aluminum Nitride-Aluminum Composite, J.L. Huang and C.H. Li, Journal of Materials Research, Vol. 9 12, pp. 3153-3159 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Aluminum nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xAl", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "6.5"
                    }, 
                    {
                        "value": "8.7"
                    }, 
                    {
                        "value": "7.3"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "27.7"
                            }, 
                            {
                                "value": "29.5"
                            }, 
                            {
                                "value": "34.5"
                            }
                        ], 
                        "name": "Mass Fraction of Al"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-Purity Mullite Ceramics by Reaction-Sintering, P. Boch, T. Chartier, and P.D.D. Rodrigo, Ceramic Transactions, Vol. 6, pp. 353-374 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "xAl2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-Purity Mullite Ceramics by Reaction-Sintering, P. Boch, T. Chartier, and P.D.D. Rodrigo, Ceramic Transactions, Vol. 6, pp. 353-374 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "xAl2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "209"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "254"
                    }, 
                    {
                        "value": "212"
                    }, 
                    {
                        "value": "217"
                    }, 
                    {
                        "value": "204"
                    }, 
                    {
                        "value": "195"
                    }, 
                    {
                        "value": "169"
                    }, 
                    {
                        "value": "164"
                    }, 
                    {
                        "value": "168"
                    }, 
                    {
                        "value": "166"
                    }, 
                    {
                        "value": "199"
                    }, 
                    {
                        "value": "197"
                    }, 
                    {
                        "value": "168"
                    }, 
                    {
                        "value": "161"
                    }, 
                    {
                        "value": "219"
                    }, 
                    {
                        "value": "218"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "185"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "68.0"
                            }, 
                            {
                                "value": "68.0"
                            }, 
                            {
                                "value": "68.0"
                            }, 
                            {
                                "value": "71.8"
                            }, 
                            {
                                "value": "71.8"
                            }, 
                            {
                                "value": "71.8"
                            }, 
                            {
                                "value": "71.8"
                            }, 
                            {
                                "value": "75.0"
                            }, 
                            {
                                "value": "75.0"
                            }, 
                            {
                                "value": "75.0"
                            }, 
                            {
                                "value": "75.0"
                            }, 
                            {
                                "value": "77.3"
                            }, 
                            {
                                "value": "77.3"
                            }, 
                            {
                                "value": "77.3"
                            }, 
                            {
                                "value": "77.3"
                            }, 
                            {
                                "value": "80.0"
                            }, 
                            {
                                "value": "80.0"
                            }, 
                            {
                                "value": "80.0"
                            }, 
                            {
                                "value": "80.0"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Sintering"
            }
        ], 
        "references": [
            {
                "citation": "High-Purity Mullite Ceramics by Reaction-Sintering, P. Boch, T. Chartier, and P.D.D. Rodrigo, Ceramic Transactions, Vol. 6, pp. 353-374 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "xAl2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.26"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
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                "citation": "Effects of Elemental Additives on Densification, Microstructure, Strength, and Thermal Conductivity of Silicon Carbide Ceramics, Y. Takeda, K. Nakamura, K. Maeda, and M. Ura, Advanced Ceramic Materials, Vol. 1 2, pp. 162-165 (1986), published by American Ceramic Society."
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            {
                "scalars": [
                    {
                        "uncertainty": "0.015", 
                        "value": "4.620"
                    }, 
                    {
                        "uncertainty": "0.007", 
                        "value": "4.574"
                    }, 
                    {
                        "uncertainty": "0.009", 
                        "value": "4.590"
                    }, 
                    {
                        "uncertainty": "0.005", 
                        "value": "4.585"
                    }, 
                    {
                        "uncertainty": "0.003", 
                        "value": "4.571"
                    }, 
                    {
                        "uncertainty": "0.020", 
                        "value": "4.588"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "(111)"
                            }, 
                            {
                                "value": "(200)"
                            }, 
                            {
                                "value": "(220)"
                            }, 
                            {
                                "value": "(311)"
                            }, 
                            {
                                "value": "(400)"
                            }, 
                            {
                                "value": "Average"
                            }
                        ], 
                        "name": "Diffraction Peak"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
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        ], 
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                "citation": "Fracture Mechanism Maps for Advanced Structural Ceramics Part 2: Sintered silicon nitride, G.D. Quinn and W.R. Braue, Journal of Materials Science, Vol. 25, pp. 4377-4392 (1990), published by Chapman and Hall."
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        ], 
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3", 
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                    {
                        "value": "Si-N:Al"
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                ], 
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            }, 
            {
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                ], 
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            }, 
            {
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                    {
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                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "SNW-1000"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Y2O3"
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                    {
                        "value": "Al2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
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                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
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            {
                "name": "Sintering"
            }
        ], 
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        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3", 
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                    {
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                ], 
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            }, 
            {
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                    {
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                    }
                ], 
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            }, 
            {
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "SNW-1000"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.29"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
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                "name": "Sintering"
            }
        ], 
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        ], 
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3", 
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                    {
                        "value": "Si-N:Al"
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            }, 
            {
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                ], 
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            }, 
            {
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                    {
                        "value": "GTE"
                    }
                ], 
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            }, 
            {
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                    {
                        "value": "SNW-1000"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
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                        "value": "585"
                    }, 
                    {
                        "uncertainty": "75", 
                        "value": "525"
                    }, 
                    {
                        "uncertainty": "100", 
                        "value": "400"
                    }, 
                    {
                        "uncertainty": "40", 
                        "value": "360"
                    }, 
                    {
                        "uncertainty": "80", 
                        "value": "315"
                    }, 
                    {
                        "uncertainty": "100", 
                        "value": "200"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
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                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
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                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
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                "name": "Sintering"
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        ], 
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            {
                "citation": "Fracture Mechanism Maps for Advanced Structural Ceramics Part 2: Sintered silicon nitride, G.D. Quinn and W.R. Braue, Journal of Materials Science, Vol. 25, pp. 4377-4392 (1990), published by Chapman and Hall."
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        ], 
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3", 
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                        "value": "Si-N:Al"
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            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "GTE"
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                ], 
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            }, 
            {
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                    {
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "10.3"
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
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                        ], 
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                    }
                ], 
                "name": "Weibull Modulus"
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        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Sintering"
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        ], 
        "references": [
            {
                "citation": "Fracture Mechanism Maps for Advanced Structural Ceramics Part 2: Sintered silicon nitride, G.D. Quinn and W.R. Braue, Journal of Materials Science, Vol. 25, pp. 4377-4392 (1990), published by Chapman and Hall."
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        ], 
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            {
                "name": "NIST_SRD-30"
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        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3", 
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            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
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            {
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            {
                "scalars": [
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                        "value": "614"
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
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                    }
                ], 
                "name": "Weibull Strength"
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        ]
    }, 
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                "name": "Sintering"
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                "citation": "Unusual Properties of Microwave-Sintered Yttria-2 wt% Zirconia, C.E. Holcombe, T.T. Meek, and N.L. Dykes, Journal of Materials Science Letters, Vol. 7, pp. 881-884 (1988), published by Chapman and Hall."
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3.xZrO2", 
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                        "value": "Y-O:ZrO"
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            {
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                    {
                        "value": "72"
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                    {
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                    {
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                    {
                        "value": "133"
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                    {
                        "value": "143"
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                    {
                        "value": "93"
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                    {
                        "value": "90"
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                    {
                        "value": "134"
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                ], 
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                                "value": "92"
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                            {
                                "value": "93"
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                            {
                                "value": "121"
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                                "value": "122"
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                            {
                                "value": "123"
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                            {
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                            {
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                            {
                                "value": "124A"
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                                "value": "124B"
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                    }, 
                    {
                        "units": "g/cm$^{3}$", 
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                                "value": "5.01"
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                            {
                                "value": "4.58"
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                            {
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                            {
                                "value": "4.64"
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                            {
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                            {
                                "value": "4.59"
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                            {
                                "value": "4.77"
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                                "value": "124A"
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                                "value": "124B"
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                    {
                        "units": "g/cm$^{3}$", 
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                                "value": "4.21"
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        ], 
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                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "81"
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                    {
                        "value": "37"
                    }
                ], 
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                                "value": "124A"
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                    {
                        "units": "g/cm$^{3}$", 
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                                "value": "4.59"
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        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Hot Pressing"
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        ], 
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            {
                "citation": "Carbides, MCIC Battelle, Engineering Property Data on Selected Ceramics, Vol. 2, pp. 1-19 (1979), published by Battelle Columbus Laboratories."
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        ], 
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        ], 
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            }
        ], 
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            {
                "scalars": [
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                        "value": "Si-C"
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            {
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            {
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                    {
                        "value": "440"
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                    {
                        "value": "380"
                    }
                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "25"
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                            {
                                "value": "1365"
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        ]
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                ], 
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            {
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                ], 
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                    {
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                            {
                                "value": "25"
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                        ], 
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                    }
                ], 
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        ]
    }, 
    {
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            {
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                    {
                        "value": "740"
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                    {
                        "value": "960"
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                    {
                        "value": "1050"
                    }, 
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "1200"
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                    {
                        "value": "1250"
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                    {
                        "value": "1300"
                    }, 
                    {
                        "value": "1400"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
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                                "value": "25"
                            }, 
                            {
                                "value": "125"
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                            {
                                "value": "325"
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                            {
                                "value": "525"
                            }, 
                            {
                                "value": "725"
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                            {
                                "value": "925"
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                            {
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                            {
                                "value": "1325"
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                            {
                                "value": "1525"
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                ], 
                "name": "Specific Heat"
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        ]
    }, 
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                "name": "Hot Pressing"
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        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "270"
                    }, 
                    {
                        "value": "255"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "220"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Preparation and Properties of Zirconia-Toughened Mullite Ceramics, Q.M. Yuan, J.Q. Tan, and Z.G. Jin, Journal of the American Ceramic Society, Vol. 69 3, pp. 265-267 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }, 
                    {
                        "value": "ZrO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Preparation and Properties of Zirconia-Toughened Mullite Ceramics, Q.M. Yuan, J.Q. Tan, and Z.G. Jin, Journal of the American Ceramic Society, Vol. 69 3, pp. 265-267 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "192"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "174"
                    }, 
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "163"
                    }, 
                    {
                        "value": "157"
                    }, 
                    {
                        "value": "161"
                    }, 
                    {
                        "value": "163"
                    }, 
                    {
                        "value": "166"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "177"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "166"
                    }, 
                    {
                        "value": "183"
                    }, 
                    {
                        "value": "183"
                    }, 
                    {
                        "value": "175"
                    }, 
                    {
                        "value": "171"
                    }, 
                    {
                        "value": "173"
                    }, 
                    {
                        "value": "151"
                    }, 
                    {
                        "value": "163"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "158"
                    }, 
                    {
                        "value": "155"
                    }, 
                    {
                        "value": "158"
                    }, 
                    {
                        "value": "177"
                    }, 
                    {
                        "value": "169"
                    }, 
                    {
                        "value": "172"
                    }, 
                    {
                        "value": "154"
                    }, 
                    {
                        "value": "156"
                    }, 
                    {
                        "value": "151"
                    }, 
                    {
                        "value": "152"
                    }, 
                    {
                        "value": "153"
                    }, 
                    {
                        "value": "151"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Number of Shock Cycles"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "ZrO2Grain size"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Preparation and Properties of Zirconia-Toughened Mullite Ceramics, Q.M. Yuan, J.Q. Tan, and Z.G. Jin, Journal of the American Ceramic Society, Vol. 69 3, pp. 265-267 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "100.0"
                    }, 
                    {
                        "value": "52.0"
                    }, 
                    {
                        "value": "47.5"
                    }, 
                    {
                        "value": "106.5"
                    }, 
                    {
                        "value": "118.3"
                    }, 
                    {
                        "value": "59.1"
                    }, 
                    {
                        "value": "113.0"
                    }, 
                    {
                        "value": "122.0"
                    }, 
                    {
                        "value": "84.5"
                    }, 
                    {
                        "value": "120.0"
                    }, 
                    {
                        "value": "133.2"
                    }, 
                    {
                        "value": "146.2"
                    }, 
                    {
                        "value": "128.2"
                    }, 
                    {
                        "value": "126.5"
                    }, 
                    {
                        "value": "126.0"
                    }, 
                    {
                        "value": "122.2"
                    }, 
                    {
                        "value": "75.6"
                    }, 
                    {
                        "value": "61.2"
                    }, 
                    {
                        "value": "104.3"
                    }, 
                    {
                        "value": "115.2"
                    }, 
                    {
                        "value": "141.6"
                    }, 
                    {
                        "value": "97.7"
                    }, 
                    {
                        "value": "120.9"
                    }, 
                    {
                        "value": "102.0"
                    }, 
                    {
                        "value": "107.3"
                    }, 
                    {
                        "value": "50.3"
                    }, 
                    {
                        "value": "51.4"
                    }, 
                    {
                        "value": "95.8"
                    }, 
                    {
                        "value": "104.9"
                    }, 
                    {
                        "value": "108.4"
                    }, 
                    {
                        "value": "86.6"
                    }, 
                    {
                        "value": "111.4"
                    }, 
                    {
                        "value": "96.9"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Number of Shock Cycles"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "ZrO2Grain size"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Preparation and Properties of Zirconia-Toughened Mullite Ceramics, Q.M. Yuan, J.Q. Tan, and Z.G. Jin, Journal of the American Ceramic Society, Vol. 69 3, pp. 265-267 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.01"
                    }, 
                    {
                        "value": "2.20"
                    }, 
                    {
                        "value": "2.37"
                    }, 
                    {
                        "value": "2.28"
                    }, 
                    {
                        "value": "2.28"
                    }, 
                    {
                        "value": "2.26"
                    }, 
                    {
                        "value": "2.34"
                    }, 
                    {
                        "value": "2.33"
                    }, 
                    {
                        "value": "2.41"
                    }, 
                    {
                        "value": "2.49"
                    }, 
                    {
                        "value": "2.95"
                    }, 
                    {
                        "value": "2.74"
                    }, 
                    {
                        "value": "2.57"
                    }, 
                    {
                        "value": "2.74"
                    }, 
                    {
                        "value": "2.59"
                    }, 
                    {
                        "value": "2.35"
                    }, 
                    {
                        "value": "2.31"
                    }, 
                    {
                        "value": "2.47"
                    }, 
                    {
                        "value": "2.31"
                    }, 
                    {
                        "value": "2.36"
                    }, 
                    {
                        "value": "2.53"
                    }, 
                    {
                        "value": "2.30"
                    }, 
                    {
                        "value": "2.47"
                    }, 
                    {
                        "value": "2.63"
                    }, 
                    {
                        "value": "2.41"
                    }, 
                    {
                        "value": "2.34"
                    }, 
                    {
                        "value": "2.34"
                    }, 
                    {
                        "value": "2.32"
                    }, 
                    {
                        "value": "2.34"
                    }, 
                    {
                        "value": "2.31"
                    }, 
                    {
                        "value": "2.28"
                    }, 
                    {
                        "value": "2.27"
                    }, 
                    {
                        "value": "2.33"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Number of Shock Cycles"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "ZrO2Grain size"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of ZrO2"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sputtering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluation of Mechanical Properties of TiN Films by Ultralow Load Indentation, M.E. OHern, R.H. Parrish, and W.C. Oliver, Thin Solid Films, Vol. 181, pp. 357-363 (1989), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiNx", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Thin Film"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "50", 
                        "value": "355"
                    }, 
                    {
                        "uncertainty": "60", 
                        "value": "465"
                    }, 
                    {
                        "uncertainty": "35", 
                        "value": "480"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "515"
                    }, 
                    {
                        "uncertainty": "60", 
                        "value": "565"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "540"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.52"
                            }, 
                            {
                                "value": "0.76"
                            }, 
                            {
                                "value": "0.84"
                            }, 
                            {
                                "value": "0.94"
                            }, 
                            {
                                "value": "1.01"
                            }, 
                            {
                                "value": "1.05"
                            }
                        ], 
                        "name": "x of Nx"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sputtering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluation of Mechanical Properties of TiN Films by Ultralow Load Indentation, M.E. OHern, R.H. Parrish, and W.C. Oliver, Thin Solid Films, Vol. 181, pp. 357-363 (1989), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiNx", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Thin Film"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "7", 
                        "value": "39"
                    }, 
                    {
                        "uncertainty": "7", 
                        "value": "47"
                    }, 
                    {
                        "uncertainty": "4", 
                        "value": "41"
                    }, 
                    {
                        "uncertainty": "5", 
                        "value": "47"
                    }, 
                    {
                        "uncertainty": "5", 
                        "value": "43"
                    }, 
                    {
                        "uncertainty": "5", 
                        "value": "38"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.52"
                            }, 
                            {
                                "value": "0.76"
                            }, 
                            {
                                "value": "0.84"
                            }, 
                            {
                                "value": "0.94"
                            }, 
                            {
                                "value": "1.01"
                            }, 
                            {
                                "value": "1.05"
                            }
                        ], 
                        "name": "x of Nx"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Crystal Structure Refinement of AlN and GaN, H. Schulz and K.H. Thiemann, Solid State Communications, Vol. 23, pp. 815-819 (1977), published by Pergamon Press."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.001", 
                        "value": "3.110"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "4.980"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Crystal Structure Refinement of AlN and GaN, H. Schulz and K.H. Thiemann, Solid State Communications, Vol. 23, pp. 815-819 (1977), published by Pergamon Press."
            }
        ], 
        "names": [
            "Gallium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "GaN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ga-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.001", 
                        "value": "3.190"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "5.189"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion of Gallium Nitride, M. Leszczynski, T. Suski, H. Teisseyre, P. Perlin, I. Grzegory, J. Jun, S. Porowski, and T. Moustakas, Journal of Applied Physics, Vol. 76 8, pp. 4909-4911 (1994), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Gallium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "GaN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ga-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.1880"
                    }, 
                    {
                        "value": "3.1885"
                    }, 
                    {
                        "value": "3.1891"
                    }, 
                    {
                        "value": "3.1897"
                    }, 
                    {
                        "value": "3.1903"
                    }, 
                    {
                        "value": "3.1910"
                    }, 
                    {
                        "value": "3.1917"
                    }, 
                    {
                        "value": "3.1925"
                    }, 
                    {
                        "value": "3.1935"
                    }, 
                    {
                        "value": "3.1945"
                    }, 
                    {
                        "value": "5.18561"
                    }, 
                    {
                        "value": "5.18633"
                    }, 
                    {
                        "value": "5.18699"
                    }, 
                    {
                        "value": "5.18772"
                    }, 
                    {
                        "value": "5.18841"
                    }, 
                    {
                        "value": "5.18911"
                    }, 
                    {
                        "value": "5.19009"
                    }, 
                    {
                        "value": "5.19232"
                    }, 
                    {
                        "value": "5.19360"
                    }, 
                    {
                        "value": "5.19520"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Bulk"
                            }
                        ], 
                        "name": "Specimen Type"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "294"
                            }, 
                            {
                                "value": "343"
                            }, 
                            {
                                "value": "403"
                            }, 
                            {
                                "value": "453"
                            }, 
                            {
                                "value": "503"
                            }, 
                            {
                                "value": "553"
                            }, 
                            {
                                "value": "603"
                            }, 
                            {
                                "value": "653"
                            }, 
                            {
                                "value": "703"
                            }, 
                            {
                                "value": "753"
                            }, 
                            {
                                "value": "294"
                            }, 
                            {
                                "value": "343"
                            }, 
                            {
                                "value": "403"
                            }, 
                            {
                                "value": "453"
                            }, 
                            {
                                "value": "503"
                            }, 
                            {
                                "value": "553"
                            }, 
                            {
                                "value": "603"
                            }, 
                            {
                                "value": "653"
                            }, 
                            {
                                "value": "703"
                            }, 
                            {
                                "value": "753"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion of Gallium Nitride, M. Leszczynski, T. Suski, H. Teisseyre, P. Perlin, I. Grzegory, J. Jun, S. Porowski, and T. Moustakas, Journal of Applied Physics, Vol. 76 8, pp. 4909-4911 (1994), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Gallium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "GaN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ga-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.1871"
                    }, 
                    {
                        "value": "3.1877"
                    }, 
                    {
                        "value": "3.1884"
                    }, 
                    {
                        "value": "3.1890"
                    }, 
                    {
                        "value": "3.1897"
                    }, 
                    {
                        "value": "3.1904"
                    }, 
                    {
                        "value": "3.1913"
                    }, 
                    {
                        "value": "3.1922"
                    }, 
                    {
                        "value": "3.1931"
                    }, 
                    {
                        "value": "3.1942"
                    }, 
                    {
                        "value": "5.1857"
                    }, 
                    {
                        "value": "5.1863"
                    }, 
                    {
                        "value": "5.1870"
                    }, 
                    {
                        "value": "5.1878"
                    }, 
                    {
                        "value": "5.1886"
                    }, 
                    {
                        "value": "5.1894"
                    }, 
                    {
                        "value": "5.1908"
                    }, 
                    {
                        "value": "5.1922"
                    }, 
                    {
                        "value": "5.1936"
                    }, 
                    {
                        "value": "5.1952"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Thin Film"
                            }
                        ], 
                        "name": "Specimen Type"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "294"
                            }, 
                            {
                                "value": "343"
                            }, 
                            {
                                "value": "403"
                            }, 
                            {
                                "value": "453"
                            }, 
                            {
                                "value": "503"
                            }, 
                            {
                                "value": "553"
                            }, 
                            {
                                "value": "603"
                            }, 
                            {
                                "value": "653"
                            }, 
                            {
                                "value": "703"
                            }, 
                            {
                                "value": "753"
                            }, 
                            {
                                "value": "294"
                            }, 
                            {
                                "value": "343"
                            }, 
                            {
                                "value": "403"
                            }, 
                            {
                                "value": "453"
                            }, 
                            {
                                "value": "503"
                            }, 
                            {
                                "value": "553"
                            }, 
                            {
                                "value": "603"
                            }, 
                            {
                                "value": "653"
                            }, 
                            {
                                "value": "703"
                            }, 
                            {
                                "value": "753"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion of Gallium Nitride, M. Leszczynski, T. Suski, H. Teisseyre, P. Perlin, I. Grzegory, J. Jun, S. Porowski, and T. Moustakas, Journal of Applied Physics, Vol. 76 8, pp. 4909-4911 (1994), published by American Institute of Physics."
            }
        ], 
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        ], 
        "licenses": [
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                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
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                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "4.7577"
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                    {
                        "value": "4.7587"
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                    {
                        "value": "4.7598"
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                    {
                        "value": "4.7610"
                    }, 
                    {
                        "value": "4.7624"
                    }, 
                    {
                        "value": "4.7640"
                    }, 
                    {
                        "value": "4.7657"
                    }, 
                    {
                        "value": "4.7674"
                    }, 
                    {
                        "value": "4.7691"
                    }, 
                    {
                        "value": "4.7713"
                    }, 
                    {
                        "value": "12.9907"
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                    {
                        "value": "12.9927"
                    }, 
                    {
                        "value": "12.9960"
                    }, 
                    {
                        "value": "12.9993"
                    }, 
                    {
                        "value": "13.0030"
                    }, 
                    {
                        "value": "13.0076"
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                    {
                        "value": "13.0124"
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                        "value": "13.0172"
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                        "value": "13.0230"
                    }, 
                    {
                        "value": "13.0291"
                    }
                ], 
                "units": "$\\AA$", 
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                        ], 
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                            {
                                "value": "703"
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                            {
                                "value": "753"
                            }
                        ], 
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                ], 
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        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Single-Crystal Elastic Constants of Yttria-Stabilized Zirconia in the Range 20 \u00b0C to 700 \u00b0C, H.M. Kandil, J.D. Greiner, and J.F. Smith, Journal of the American Ceramic Society, Vol. 67 5, pp. 341-346 (1984), published by American Ceramic Society."
            }
        ], 
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        ], 
        "licenses": [
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
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                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "CERES Corp."
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                ], 
                "name": "Manufacturer"
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                    {
                        "value": "5.145"
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                        "value": "5.146"
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                        "value": "5.153"
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                    {
                        "value": "5.162"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
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                        "units": "%", 
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                                "value": "8.13"
                            }, 
                            {
                                "value": "11.09"
                            }, 
                            {
                                "value": "12.08"
                            }, 
                            {
                                "value": "15.52"
                            }, 
                            {
                                "value": "17.88"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
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                        ], 
                        "name": "Temperature"
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                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
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                ], 
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        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Single-Crystal Elastic Constants of Yttria-Stabilized Zirconia in the Range 20 \u00b0C to 700 \u00b0C, H.M. Kandil, J.D. Greiner, and J.F. Smith, Journal of the American Ceramic Society, Vol. 67 5, pp. 341-346 (1984), published by American Ceramic Society."
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        ], 
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
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                        "value": "Zr-O:Y"
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                ], 
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                        "value": "545.4"
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                        "value": "557.4"
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                    {
                        "value": "562.9"
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                        "value": "573.3"
                    }, 
                    {
                        "value": "579.9"
                    }
                ], 
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                        "units": "%", 
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                                "value": "8.1"
                            }, 
                            {
                                "value": "11.1"
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                            {
                                "value": "12.1"
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                            {
                                "value": "15.5"
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                            {
                                "value": "17.9"
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                        ], 
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                ], 
                "name": "Debye Temperature"
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        ]
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    {
        "category": "system.chemical", 
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                "name": "Crystal Growth"
            }
        ], 
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                "citation": "Single-Crystal Elastic Constants of Yttria-Stabilized Zirconia in the Range 20 \u00b0C to 700 \u00b0C, H.M. Kandil, J.D. Greiner, and J.F. Smith, Journal of the American Ceramic Society, Vol. 67 5, pp. 341-346 (1984), published by American Ceramic Society."
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        ], 
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                        "value": "Zr-O:Y"
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                        "value": "5.868"
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                    {
                        "value": "5.829"
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                                "value": "6.014"
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                            {
                                "value": "5.904"
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                            {
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                "name": "Crystal Growth"
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                "citation": "Single-Crystal Elastic Constants of Yttria-Stabilized Zirconia in the Range 20 \u00b0C to 700 \u00b0C, H.M. Kandil, J.D. Greiner, and J.F. Smith, Journal of the American Ceramic Society, Vol. 67 5, pp. 341-346 (1984), published by American Ceramic Society."
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            {
                "units": "GPa", 
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                        "units": "%", 
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                                "value": "8.1"
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                            {
                                "value": "8.1"
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                            {
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                            {
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                            {
                                "value": "17.9"
                            }
                        ], 
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                    {
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                                "value": "20"
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                            {
                                "value": "20"
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                                "value": "300"
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                                "value": "400"
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                                "value": "100"
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                                "value": "200"
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                            {
                                "value": "500"
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                                "value": "200"
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                            {
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                            {
                                "value": "600"
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                            {
                                "value": "700"
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                            {
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                            {
                                "value": "200"
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                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
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                            {
                                "value": "20"
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                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }
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                ], 
                "matrices": [
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                            {
                                "value": "353.8"
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                            {
                                "value": "0"
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                                "value": "0"
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                            {
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                    ]
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High-Temperature Thermodynamic Properties of Some Refractory Borides, R. Mezaki, E.W. Tilleux, D.W. Barnes, and J.L. Margrave, Thermodynamics of Nuclear Materials, pp. 775-788 (1962), published by International Atomic Energy Agency, Vienna."
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                    }, 
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                        "value": "1023"
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                    {
                        "value": "1465"
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                    {
                        "value": "1591"
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                    {
                        "value": "1696"
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                    {
                        "value": "1785"
                    }, 
                    {
                        "value": "1866"
                    }, 
                    {
                        "value": "1942"
                    }, 
                    {
                        "value": "2013"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
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                        "units": "K", 
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                                "value": "298.16"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
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                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
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                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
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                                "value": "12.3"
                            }, 
                            {
                                "value": "12.7"
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                            }, 
                            {
                                "value": "32.0"
                            }, 
                            {
                                "value": "36.4"
                            }, 
                            {
                                "value": "39.5"
                            }, 
                            {
                                "value": "42.09"
                            }, 
                            {
                                "value": "44.31"
                            }, 
                            {
                                "value": "46.32"
                            }, 
                            {
                                "value": "48.20"
                            }, 
                            {
                                "value": "49.96"
                            }
                        ], 
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                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "High-Temperature Thermodynamic Properties of Some Refractory Borides, R. Mezaki, E.W. Tilleux, D.W. Barnes, and J.L. Margrave, Thermodynamics of Nuclear Materials, pp. 775-788 (1962), published by International Atomic Energy Agency, Vienna."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                "scalars": [
                    {
                        "value": "Cr-B"
                    }
                ], 
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            }, 
            {
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                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "571"
                    }, 
                    {
                        "value": "574"
                    }, 
                    {
                        "value": "677"
                    }, 
                    {
                        "value": "738"
                    }, 
                    {
                        "value": "783"
                    }, 
                    {
                        "value": "821"
                    }, 
                    {
                        "value": "853"
                    }, 
                    {
                        "value": "884"
                    }, 
                    {
                        "value": "913"
                    }, 
                    {
                        "value": "941"
                    }, 
                    {
                        "value": "969"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
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                                "value": "298.16"
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                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
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                            {
                                "value": "800"
                            }, 
                            {
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                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
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                                "value": "35.90"
                            }, 
                            {
                                "value": "36.0"
                            }, 
                            {
                                "value": "42.51"
                            }, 
                            {
                                "value": "46.36"
                            }, 
                            {
                                "value": "49.20"
                            }, 
                            {
                                "value": "51.55"
                            }, 
                            {
                                "value": "53.60"
                            }, 
                            {
                                "value": "55.52"
                            }, 
                            {
                                "value": "57.36"
                            }, 
                            {
                                "value": "59.12"
                            }, 
                            {
                                "value": "60.84"
                            }
                        ], 
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                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "High-Temperature Thermodynamic Properties of Some Refractory Borides, R. Mezaki, E.W. Tilleux, D.W. Barnes, and J.L. Margrave, Thermodynamics of Nuclear Materials, pp. 775-788 (1962), published by International Atomic Energy Agency, Vienna."
            }
        ], 
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
                    {
                        "value": "Mo-B"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "369"
                    }, 
                    {
                        "value": "370"
                    }, 
                    {
                        "value": "404"
                    }, 
                    {
                        "value": "426"
                    }, 
                    {
                        "value": "443"
                    }, 
                    {
                        "value": "458"
                    }, 
                    {
                        "value": "472"
                    }, 
                    {
                        "value": "486"
                    }, 
                    {
                        "value": "499"
                    }, 
                    {
                        "value": "511"
                    }, 
                    {
                        "value": "524"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
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                                "value": "298.16"
                            }, 
                            {
                                "value": "300"
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                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
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                            {
                                "value": "600"
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                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
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                                "value": "39.4"
                            }, 
                            {
                                "value": "39.5"
                            }, 
                            {
                                "value": "43.10"
                            }, 
                            {
                                "value": "45.44"
                            }, 
                            {
                                "value": "47.32"
                            }, 
                            {
                                "value": "48.91"
                            }, 
                            {
                                "value": "50.42"
                            }, 
                            {
                                "value": "51.88"
                            }, 
                            {
                                "value": "53.26"
                            }, 
                            {
                                "value": "54.60"
                            }, 
                            {
                                "value": "55.94"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "High-Temperature Thermodynamic Properties of Some Refractory Borides, R. Mezaki, E.W. Tilleux, D.W. Barnes, and J.L. Margrave, Thermodynamics of Nuclear Materials, pp. 775-788 (1962), published by International Atomic Energy Agency, Vienna."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TaB", 
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            {
                "scalars": [
                    {
                        "value": "Ta-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "247"
                    }, 
                    {
                        "value": "247"
                    }, 
                    {
                        "value": "235"
                    }, 
                    {
                        "value": "238"
                    }, 
                    {
                        "value": "247"
                    }, 
                    {
                        "value": "257"
                    }, 
                    {
                        "value": "270"
                    }, 
                    {
                        "value": "283"
                    }, 
                    {
                        "value": "296"
                    }, 
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "324"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
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                                "value": "298.16"
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                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
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                                "value": "47.28"
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                            {
                                "value": "47.32"
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                            {
                                "value": "45.15"
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                            {
                                "value": "45.69"
                            }, 
                            {
                                "value": "47.28"
                            }, 
                            {
                                "value": "49.37"
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                                "value": "51.71"
                            }, 
                            {
                                "value": "54.22"
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                            {
                                "value": "56.82"
                            }, 
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                                "value": "59.50"
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                            {
                                "value": "62.22"
                            }
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                    }
                ], 
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                "citation": "High-Temperature Thermodynamic Properties of Some Refractory Borides, R. Mezaki, E.W. Tilleux, D.W. Barnes, and J.L. Margrave, Thermodynamics of Nuclear Materials, pp. 775-788 (1962), published by International Atomic Energy Agency, Vienna."
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        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                    {
                        "value": "W-B"
                    }
                ], 
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            {
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            }, 
            {
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                        "value": "172"
                    }, 
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                        "value": "174"
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                        "value": "224"
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                        "value": "247"
                    }, 
                    {
                        "value": "259"
                    }, 
                    {
                        "value": "265"
                    }, 
                    {
                        "value": "268"
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                        "value": "270"
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                    {
                        "value": "271"
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                    {
                        "value": "271"
                    }, 
                    {
                        "value": "271"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
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                            }, 
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                            }, 
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                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
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                                "value": "33.5"
                            }, 
                            {
                                "value": "33.8"
                            }, 
                            {
                                "value": "43.68"
                            }, 
                            {
                                "value": "48.07"
                            }, 
                            {
                                "value": "50.33"
                            }, 
                            {
                                "value": "51.55"
                            }, 
                            {
                                "value": "52.26"
                            }, 
                            {
                                "value": "52.59"
                            }, 
                            {
                                "value": "52.76"
                            }, 
                            {
                                "value": "52.84"
                            }, 
                            {
                                "value": "52.80"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "High-Temperature Thermodynamic Properties of Some Refractory Borides, R. Mezaki, E.W. Tilleux, D.W. Barnes, and J.L. Margrave, Thermodynamics of Nuclear Materials, pp. 775-788 (1962), published by International Atomic Energy Agency, Vienna."
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        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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                        "value": "Mo-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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                ], 
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            }, 
            {
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                    }, 
                    {
                        "value": "388"
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                    {
                        "value": "391"
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                    {
                        "value": "394"
                    }, 
                    {
                        "value": "396"
                    }, 
                    {
                        "value": "399"
                    }, 
                    {
                        "value": "401"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
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                                "value": "298.16"
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                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
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                                "value": "78.62"
                            }, 
                            {
                                "value": "78.70"
                            }, 
                            {
                                "value": "79.24"
                            }, 
                            {
                                "value": "79.79"
                            }, 
                            {
                                "value": "80.29"
                            }, 
                            {
                                "value": "80.83"
                            }, 
                            {
                                "value": "81.38"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High-Temperature Thermodynamic Properties of Some Refractory Borides, R. Mezaki, E.W. Tilleux, D.W. Barnes, and J.L. Margrave, Thermodynamics of Nuclear Materials, pp. 775-788 (1962), published by International Atomic Energy Agency, Vienna."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "W2B", 
        "properties": [
            {
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                ], 
                "name": "Chemical Family"
            }, 
            {
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                    }
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            {
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                        "value": "170"
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                    {
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                    {
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                    {
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                    {
                        "value": "214"
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                    {
                        "value": "217"
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                    {
                        "value": "219"
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                    {
                        "value": "221"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.16"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "64.27"
                            }, 
                            {
                                "value": "64.48"
                            }, 
                            {
                                "value": "71.46"
                            }, 
                            {
                                "value": "75.02"
                            }, 
                            {
                                "value": "77.19"
                            }, 
                            {
                                "value": "78.78"
                            }, 
                            {
                                "value": "80.00"
                            }, 
                            {
                                "value": "81.04"
                            }, 
                            {
                                "value": "81.96"
                            }, 
                            {
                                "value": "82.80"
                            }, 
                            {
                                "value": "83.60"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High-Temperature Thermodynamic Properties of Some Refractory Borides, R. Mezaki, E.W. Tilleux, D.W. Barnes, and J.L. Margrave, Thermodynamics of Nuclear Materials, pp. 775-788 (1962), published by International Atomic Energy Agency, Vienna."
            }
        ], 
        "names": [
            "Chromium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "CrB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Cr-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "727"
                    }, 
                    {
                        "value": "729"
                    }, 
                    {
                        "value": "790"
                    }, 
                    {
                        "value": "851"
                    }, 
                    {
                        "value": "912"
                    }, 
                    {
                        "value": "973"
                    }, 
                    {
                        "value": "1034"
                    }, 
                    {
                        "value": "1095"
                    }, 
                    {
                        "value": "1155"
                    }, 
                    {
                        "value": "1216"
                    }, 
                    {
                        "value": "1278"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.16"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "53.56"
                            }, 
                            {
                                "value": "53.68"
                            }, 
                            {
                                "value": "58.16"
                            }, 
                            {
                                "value": "62.63"
                            }, 
                            {
                                "value": "67.11"
                            }, 
                            {
                                "value": "71.63"
                            }, 
                            {
                                "value": "76.11"
                            }, 
                            {
                                "value": "80.58"
                            }, 
                            {
                                "value": "85.06"
                            }, 
                            {
                                "value": "89.54"
                            }, 
                            {
                                "value": "94.06"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High-Temperature Thermodynamic Properties of Some Refractory Borides, R. Mezaki, E.W. Tilleux, D.W. Barnes, and J.L. Margrave, Thermodynamics of Nuclear Materials, pp. 775-788 (1962), published by International Atomic Energy Agency, Vienna."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "298"
                    }, 
                    {
                        "value": "298"
                    }, 
                    {
                        "value": "314"
                    }, 
                    {
                        "value": "331"
                    }, 
                    {
                        "value": "347"
                    }, 
                    {
                        "value": "364"
                    }, 
                    {
                        "value": "380"
                    }, 
                    {
                        "value": "396"
                    }, 
                    {
                        "value": "413"
                    }, 
                    {
                        "value": "429"
                    }, 
                    {
                        "value": "446"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.16"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "59.54"
                            }, 
                            {
                                "value": "59.62"
                            }, 
                            {
                                "value": "62.89"
                            }, 
                            {
                                "value": "66.19"
                            }, 
                            {
                                "value": "69.45"
                            }, 
                            {
                                "value": "72.76"
                            }, 
                            {
                                "value": "76.02"
                            }, 
                            {
                                "value": "79.33"
                            }, 
                            {
                                "value": "82.59"
                            }, 
                            {
                                "value": "85.90"
                            }, 
                            {
                                "value": "89.16"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High-Temperature Thermodynamic Properties of Some Refractory Borides, R. Mezaki, E.W. Tilleux, D.W. Barnes, and J.L. Margrave, Thermodynamics of Nuclear Materials, pp. 775-788 (1962), published by International Atomic Energy Agency, Vienna."
            }
        ], 
        "names": [
            "Molybdenum diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MoB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mo-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "514"
                    }, 
                    {
                        "value": "515"
                    }, 
                    {
                        "value": "507"
                    }, 
                    {
                        "value": "530"
                    }, 
                    {
                        "value": "565"
                    }, 
                    {
                        "value": "606"
                    }, 
                    {
                        "value": "650"
                    }, 
                    {
                        "value": "696"
                    }, 
                    {
                        "value": "743"
                    }, 
                    {
                        "value": "791"
                    }, 
                    {
                        "value": "839"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.16"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "60.46"
                            }, 
                            {
                                "value": "60.54"
                            }, 
                            {
                                "value": "59.58"
                            }, 
                            {
                                "value": "62.26"
                            }, 
                            {
                                "value": "66.40"
                            }, 
                            {
                                "value": "71.21"
                            }, 
                            {
                                "value": "76.40"
                            }, 
                            {
                                "value": "81.84"
                            }, 
                            {
                                "value": "87.36"
                            }, 
                            {
                                "value": "92.97"
                            }, 
                            {
                                "value": "98.66"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High-Temperature Thermodynamic Properties of Some Refractory Borides, R. Mezaki, E.W. Tilleux, D.W. Barnes, and J.L. Margrave, Thermodynamics of Nuclear Materials, pp. 775-788 (1962), published by International Atomic Energy Agency, Vienna."
            }
        ], 
        "names": [
            "Niobium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "NbB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Nb-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "431"
                    }, 
                    {
                        "value": "433"
                    }, 
                    {
                        "value": "499"
                    }, 
                    {
                        "value": "548"
                    }, 
                    {
                        "value": "590"
                    }, 
                    {
                        "value": "629"
                    }, 
                    {
                        "value": "666"
                    }, 
                    {
                        "value": "703"
                    }, 
                    {
                        "value": "738"
                    }, 
                    {
                        "value": "773"
                    }, 
                    {
                        "value": "809"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.16"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "49.41"
                            }, 
                            {
                                "value": "49.58"
                            }, 
                            {
                                "value": "57.11"
                            }, 
                            {
                                "value": "62.72"
                            }, 
                            {
                                "value": "67.53"
                            }, 
                            {
                                "value": "72.01"
                            }, 
                            {
                                "value": "76.27"
                            }, 
                            {
                                "value": "80.46"
                            }, 
                            {
                                "value": "84.56"
                            }, 
                            {
                                "value": "88.58"
                            }, 
                            {
                                "value": "92.63"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High-Temperature Thermodynamic Properties of Some Refractory Borides, R. Mezaki, E.W. Tilleux, D.W. Barnes, and J.L. Margrave, Thermodynamics of Nuclear Materials, pp. 775-788 (1962), published by International Atomic Energy Agency, Vienna."
            }
        ], 
        "names": [
            "Tantalum diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TaB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ta-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "289"
                    }, 
                    {
                        "value": "289"
                    }, 
                    {
                        "value": "307"
                    }, 
                    {
                        "value": "326"
                    }, 
                    {
                        "value": "344"
                    }, 
                    {
                        "value": "362"
                    }, 
                    {
                        "value": "380"
                    }, 
                    {
                        "value": "398"
                    }, 
                    {
                        "value": "416"
                    }, 
                    {
                        "value": "434"
                    }, 
                    {
                        "value": "452"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.16"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "58.49"
                            }, 
                            {
                                "value": "58.62"
                            }, 
                            {
                                "value": "62.26"
                            }, 
                            {
                                "value": "65.94"
                            }, 
                            {
                                "value": "69.62"
                            }, 
                            {
                                "value": "73.26"
                            }, 
                            {
                                "value": "76.94"
                            }, 
                            {
                                "value": "80.63"
                            }, 
                            {
                                "value": "84.27"
                            }, 
                            {
                                "value": "87.95"
                            }, 
                            {
                                "value": "91.59"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High-Temperature Thermodynamic Properties of Some Refractory Borides, R. Mezaki, E.W. Tilleux, D.W. Barnes, and J.L. Margrave, Thermodynamics of Nuclear Materials, pp. 775-788 (1962), published by International Atomic Energy Agency, Vienna."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "784"
                    }, 
                    {
                        "value": "786"
                    }, 
                    {
                        "value": "829"
                    }, 
                    {
                        "value": "871"
                    }, 
                    {
                        "value": "914"
                    }, 
                    {
                        "value": "957"
                    }, 
                    {
                        "value": "1000"
                    }, 
                    {
                        "value": "1042"
                    }, 
                    {
                        "value": "1084"
                    }, 
                    {
                        "value": "1127"
                    }, 
                    {
                        "value": "1170"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.16"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "54.48"
                            }, 
                            {
                                "value": "54.60"
                            }, 
                            {
                                "value": "57.57"
                            }, 
                            {
                                "value": "60.54"
                            }, 
                            {
                                "value": "63.51"
                            }, 
                            {
                                "value": "66.48"
                            }, 
                            {
                                "value": "69.45"
                            }, 
                            {
                                "value": "72.38"
                            }, 
                            {
                                "value": "75.35"
                            }, 
                            {
                                "value": "78.32"
                            }, 
                            {
                                "value": "81.30"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High-Temperature Thermodynamic Properties of Some Refractory Borides, R. Mezaki, E.W. Tilleux, D.W. Barnes, and J.L. Margrave, Thermodynamics of Nuclear Materials, pp. 775-788 (1962), published by International Atomic Energy Agency, Vienna."
            }
        ], 
        "names": [
            "Zirconium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "486"
                    }, 
                    {
                        "value": "488"
                    }, 
                    {
                        "value": "567"
                    }, 
                    {
                        "value": "612"
                    }, 
                    {
                        "value": "643"
                    }, 
                    {
                        "value": "668"
                    }, 
                    {
                        "value": "690"
                    }, 
                    {
                        "value": "710"
                    }, 
                    {
                        "value": "729"
                    }, 
                    {
                        "value": "747"
                    }, 
                    {
                        "value": "764"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.16"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "54.89"
                            }, 
                            {
                                "value": "55.06"
                            }, 
                            {
                                "value": "63.97"
                            }, 
                            {
                                "value": "69.04"
                            }, 
                            {
                                "value": "72.59"
                            }, 
                            {
                                "value": "75.44"
                            }, 
                            {
                                "value": "77.91"
                            }, 
                            {
                                "value": "80.12"
                            }, 
                            {
                                "value": "82.26"
                            }, 
                            {
                                "value": "84.27"
                            }, 
                            {
                                "value": "86.19"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High-Temperature Thermodynamic Properties of Some Refractory Borides, R. Mezaki, E.W. Tilleux, D.W. Barnes, and J.L. Margrave, Thermodynamics of Nuclear Materials, pp. 775-788 (1962), published by International Atomic Energy Agency, Vienna."
            }
        ], 
        "names": [
            "Ditungsten pentaboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "W2B5", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "W-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "209"
                    }, 
                    {
                        "value": "212"
                    }, 
                    {
                        "value": "294"
                    }, 
                    {
                        "value": "334"
                    }, 
                    {
                        "value": "356"
                    }, 
                    {
                        "value": "370"
                    }, 
                    {
                        "value": "380"
                    }, 
                    {
                        "value": "388"
                    }, 
                    {
                        "value": "394"
                    }, 
                    {
                        "value": "399"
                    }, 
                    {
                        "value": "403"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.16"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "88.24"
                            }, 
                            {
                                "value": "89.20"
                            }, 
                            {
                                "value": "124.06"
                            }, 
                            {
                                "value": "140.67"
                            }, 
                            {
                                "value": "150.08"
                            }, 
                            {
                                "value": "156.11"
                            }, 
                            {
                                "value": "160.33"
                            }, 
                            {
                                "value": "163.51"
                            }, 
                            {
                                "value": "166.02"
                            }, 
                            {
                                "value": "168.11"
                            }, 
                            {
                                "value": "169.91"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Creep and Cavitation of Polycrystalline Aluminum Nitride, Z.C. Jou and A.V. Virkar, Journal of the American Ceramic Society, Vol. 73 7, pp. 1928-1935 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "9", 
                        "value": "529"
                    }, 
                    {
                        "uncertainty": "28", 
                        "value": "591"
                    }, 
                    {
                        "uncertainty": "12", 
                        "value": "568"
                    }, 
                    {
                        "uncertainty": "2", 
                        "value": "553"
                    }, 
                    {
                        "uncertainty": "19", 
                        "value": "625"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "7.4"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "19.0"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Creep and Cavitation of Polycrystalline Aluminum Nitride, Z.C. Jou and A.V. Virkar, Journal of the American Ceramic Society, Vol. 73 7, pp. 1928-1935 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "32"
                    }, 
                    {
                        "value": "76"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "320"
                    }, 
                    {
                        "value": "38"
                    }, 
                    {
                        "value": "73"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "7"
                    }, 
                    {
                        "value": "18"
                    }, 
                    {
                        "value": "89"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "430"
                    }, 
                    {
                        "value": "28"
                    }, 
                    {
                        "value": "45"
                    }, 
                    {
                        "value": "81"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "9"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "24"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "25"
                    }, 
                    {
                        "value": "36"
                    }, 
                    {
                        "value": "49"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "59"
                            }, 
                            {
                                "value": "69"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "59"
                            }, 
                            {
                                "value": "97"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "59"
                            }, 
                            {
                                "value": "79"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "41"
                            }, 
                            {
                                "value": "61"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1753"
                            }, 
                            {
                                "value": "1753"
                            }, 
                            {
                                "value": "1753"
                            }, 
                            {
                                "value": "1753"
                            }, 
                            {
                                "value": "1720"
                            }, 
                            {
                                "value": "1720"
                            }, 
                            {
                                "value": "1940"
                            }, 
                            {
                                "value": "1940"
                            }, 
                            {
                                "value": "1940"
                            }, 
                            {
                                "value": "1940"
                            }, 
                            {
                                "value": "1940"
                            }, 
                            {
                                "value": "1867"
                            }, 
                            {
                                "value": "1867"
                            }, 
                            {
                                "value": "1867"
                            }, 
                            {
                                "value": "1867"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "7.4"
                            }, 
                            {
                                "value": "7.4"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "19.0"
                            }, 
                            {
                                "value": "19.0"
                            }, 
                            {
                                "value": "19.0"
                            }, 
                            {
                                "value": "19.0"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Creep and Cavitation of Polycrystalline Aluminum Nitride, Z.C. Jou and A.V. Virkar, Journal of the American Ceramic Society, Vol. 73 7, pp. 1928-1935 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.03", 
                        "value": "1.27"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "1.31"
                    }, 
                    {
                        "value": "1.30"
                    }, 
                    {
                        "uncertainty": "0.02", 
                        "value": "1.37"
                    }, 
                    {
                        "uncertainty": "0.03", 
                        "value": "1.24"
                    }, 
                    {
                        "uncertainty": "0.05", 
                        "value": "1.36"
                    }, 
                    {
                        "uncertainty": "0.02", 
                        "value": "1.43"
                    }
                ], 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1753"
                            }, 
                            {
                                "value": "1720"
                            }, 
                            {
                                "value": "1940"
                            }, 
                            {
                                "value": "1867"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "7.4"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "19.0"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Creep and Cavitation of Polycrystalline Aluminum Nitride, Z.C. Jou and A.V. Virkar, Journal of the American Ceramic Society, Vol. 73 7, pp. 1928-1935 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.258"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "296"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Creep and Cavitation of Polycrystalline Aluminum Nitride, Z.C. Jou and A.V. Virkar, Journal of the American Ceramic Society, Vol. 73 7, pp. 1928-1935 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.1", 
                        "value": "1.8"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "4.0"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "7.4"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "12.0"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "19.0"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Hot Pressing Time"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "2093"
                            }, 
                            {
                                "value": "2203"
                            }, 
                            {
                                "value": "2273"
                            }, 
                            {
                                "value": "2398"
                            }, 
                            {
                                "value": "2398"
                            }
                        ], 
                        "name": "Hot Pressing Temperature"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Melting Points, Crystallographic Transformation, and Thermodynamic Values, M.E. Schlesinger, Engineered Materials Handbook, Vol. 4, pp. 883-891 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "2054"
                    }
                ], 
                "units": "$^{\\circ}$C", 
                "conditions": [
                    {
                        "units": "J/mol", 
                        "scalars": [
                            {
                                "value": "111085"
                            }
                        ], 
                        "name": "Latent Heatof Melting"
                    }
                ], 
                "name": "Melting Point Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Melting Points, Crystallographic Transformation, and Thermodynamic Values, M.E. Schlesinger, Engineered Materials Handbook, Vol. 4, pp. 883-891 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "760"
                    }, 
                    {
                        "value": "925"
                    }, 
                    {
                        "value": "1162"
                    }, 
                    {
                        "value": "1255"
                    }, 
                    {
                        "value": "1322"
                    }, 
                    {
                        "value": "1383"
                    }, 
                    {
                        "value": "798"
                    }, 
                    {
                        "value": "957"
                    }, 
                    {
                        "value": "1219"
                    }, 
                    {
                        "value": "1362"
                    }, 
                    {
                        "value": "1482"
                    }, 
                    {
                        "value": "1595"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Melting Points, Crystallographic Transformation, and Thermodynamic Values, M.E. Schlesinger, Engineered Materials Handbook, Vol. 4, pp. 883-891 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "2832"
                    }
                ], 
                "units": "$^{\\circ}$C", 
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                    {
                        "units": "J/mol", 
                        "scalars": [
                            {
                                "value": "77822"
                            }
                        ], 
                        "name": "Latent Heatof Melting"
                    }
                ], 
                "name": "Melting Point Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Melting Points, Crystallographic Transformation, and Thermodynamic Values, M.E. Schlesinger, Engineered Materials Handbook, Vol. 4, pp. 883-891 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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                        "value": "911"
                    }, 
                    {
                        "value": "1034"
                    }, 
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                        "value": "1219"
                    }, 
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                        "value": "1299"
                    }, 
                    {
                        "value": "1360"
                    }, 
                    {
                        "value": "1417"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
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                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
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        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
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            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "1759"
                    }
                ], 
                "units": "$^{\\circ}$C", 
                "conditions": [
                    {
                        "units": "J/mol", 
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                            {
                                "value": "9566"
                            }
                        ], 
                        "name": "Latent Heatof Melting"
                    }
                ], 
                "name": "Melting Point Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "citation": "Melting Points, Crystallographic Transformation, and Thermodynamic Values, M.E. Schlesinger, Engineered Materials Handbook, Vol. 4, pp. 883-891 (1991), edited by S.J. Schneider, Jr., published by ASM International."
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        ], 
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        ], 
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            {
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            }
        ], 
        "chemicalFormula": "SiO2", 
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            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
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            }, 
            {
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                        "value": "1050"
                    }, 
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                    }, 
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                        "value": "1215"
                    }, 
                    {
                        "value": "1250"
                    }, 
                    {
                        "value": "1284"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
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        ], 
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        ], 
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            {
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            }
        ], 
        "chemicalFormula": "TiO2", 
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                    {
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                ], 
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            }, 
            {
                "scalars": [
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                        "value": "1893"
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                ], 
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                    {
                        "units": "J/mol", 
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                            {
                                "value": "66944"
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                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "citation": "Melting Points, Crystallographic Transformation, and Thermodynamic Values, M.E. Schlesinger, Engineered Materials Handbook, Vol. 4, pp. 883-891 (1991), edited by S.J. Schneider, Jr., published by ASM International."
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        ], 
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            {
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            }
        ], 
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                ], 
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                        "value": "772"
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                    {
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                    }, 
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                        "value": "993"
                    }, 
                    {
                        "value": "1027"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
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                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
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                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
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        ], 
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            }
        ], 
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                                "value": "87027"
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                    }
                ], 
                "name": "Melting Point Temperature"
            }
        ]
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    {
        "category": "system.chemical", 
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                "citation": "Melting Points, Crystallographic Transformation, and Thermodynamic Values, M.E. Schlesinger, Engineered Materials Handbook, Vol. 4, pp. 883-891 (1991), edited by S.J. Schneider, Jr., published by ASM International."
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        ], 
        "names": [
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        ], 
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            }
        ], 
        "chemicalFormula": "ZrO2", 
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            }, 
            {
                "scalars": [
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                    {
                        "value": "507"
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                    {
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                    {
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                            {
                                "value": "2000"
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            }
        ], 
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
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                        "value": "1332"
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                                "value": "2000"
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                "name": "Specific Heat"
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        ], 
        "names": [
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        ], 
        "licenses": [
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            }
        ], 
        "chemicalFormula": "TaB2", 
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                "scalars": [
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                                "value": "83680"
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            }
        ], 
        "names": [
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        ], 
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        ], 
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                            {
                                "value": "2000"
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            }
        ], 
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                                "value": "100416"
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            }
        ]
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    {
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        ], 
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            }
        ], 
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            }
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            }
        ], 
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            }
        ], 
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                        "value": "939"
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            }
        ], 
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        ], 
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        ], 
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            }
        ], 
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            }
        ], 
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        ], 
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            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "652"
                    }, 
                    {
                        "value": "887"
                    }, 
                    {
                        "value": "1194"
                    }, 
                    {
                        "value": "1277"
                    }, 
                    {
                        "value": "1320"
                    }, 
                    {
                        "value": "1354"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Melting Points, Crystallographic Transformation, and Thermodynamic Values, M.E. Schlesinger, Engineered Materials Handbook, Vol. 4, pp. 883-891 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Titanium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "3053"
                    }
                ], 
                "units": "$^{\\circ}$C", 
                "conditions": [
                    {
                        "units": "J/mol", 
                        "scalars": [
                            {
                                "value": "71128"
                            }
                        ], 
                        "name": "Latent Heatof Melting"
                    }
                ], 
                "name": "Melting Point Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Melting Points, Crystallographic Transformation, and Thermodynamic Values, M.E. Schlesinger, Engineered Materials Handbook, Vol. 4, pp. 883-891 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Titanium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "551"
                    }, 
                    {
                        "value": "668"
                    }, 
                    {
                        "value": "828"
                    }, 
                    {
                        "value": "882"
                    }, 
                    {
                        "value": "918"
                    }, 
                    {
                        "value": "949"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Melting Points, Crystallographic Transformation, and Thermodynamic Values, M.E. Schlesinger, Engineered Materials Handbook, Vol. 4, pp. 883-891 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "722"
                    }, 
                    {
                        "value": "846"
                    }, 
                    {
                        "value": "1124"
                    }, 
                    {
                        "value": "1352"
                    }, 
                    {
                        "value": "1565"
                    }, 
                    {
                        "value": "1774"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Melting Points, Crystallographic Transformation, and Thermodynamic Values, M.E. Schlesinger, Engineered Materials Handbook, Vol. 4, pp. 883-891 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Boron nitride (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "457"
                    }, 
                    {
                        "value": "919"
                    }, 
                    {
                        "value": "1669"
                    }, 
                    {
                        "value": "2063"
                    }, 
                    {
                        "value": "2388"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Melting Points, Crystallographic Transformation, and Thermodynamic Values, M.E. Schlesinger, Engineered Materials Handbook, Vol. 4, pp. 883-891 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "709"
                    }, 
                    {
                        "value": "765"
                    }, 
                    {
                        "value": "1047"
                    }, 
                    {
                        "value": "1399"
                    }, 
                    {
                        "value": "1751"
                    }, 
                    {
                        "value": "2103"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Melting Points, Crystallographic Transformation, and Thermodynamic Values, M.E. Schlesinger, Engineered Materials Handbook, Vol. 4, pp. 883-891 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "2986"
                    }
                ], 
                "units": "$^{\\circ}$C", 
                "conditions": [
                    {
                        "units": "J/mol", 
                        "scalars": [
                            {
                                "value": "62760"
                            }
                        ], 
                        "name": "Latent Heatof Melting"
                    }
                ], 
                "name": "Melting Point Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Melting Points, Crystallographic Transformation, and Thermodynamic Values, M.E. Schlesinger, Engineered Materials Handbook, Vol. 4, pp. 883-891 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "1057"
                    }, 
                    {
                        "value": "973"
                    }, 
                    {
                        "value": "888"
                    }, 
                    {
                        "value": "898"
                    }, 
                    {
                        "value": "924"
                    }, 
                    {
                        "value": "953"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot-Pressed MoSi2-Particulate-Reinforced $\\alpha$-SiALON Composites, L.O. Nordberg and T. Ekstrom, Journal of the American Ceramic Society, Vol. 78 3, pp. 797-800 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Sialon (alpha)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y0.48Si10.00Al2.30O1.17N15.29.xMoSi2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si(Al)-N(O):Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.817"
                    }, 
                    {
                        "value": "5.696"
                    }, 
                    {
                        "value": "7.812"
                    }, 
                    {
                        "value": "5.680"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of MoSi2"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot-Pressed MoSi2-Particulate-Reinforced $\\alpha$-SiALON Composites, L.O. Nordberg and T. Ekstrom, Journal of the American Ceramic Society, Vol. 78 3, pp. 797-800 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Sialon (alpha)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y0.48Si10.00Al2.30O1.17N15.29.xMoSi2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si(Al)-N(O):Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "5.1"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of MoSi2"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot-Pressed MoSi2-Particulate-Reinforced $\\alpha$-SiALON Composites, L.O. Nordberg and T. Ekstrom, Journal of the American Ceramic Society, Vol. 78 3, pp. 797-800 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Sialon (alpha)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y0.48Si10.00Al2.30O1.17N15.29.xMoSi2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si(Al)-N(O):Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "22.5"
                    }, 
                    {
                        "value": "19.4"
                    }, 
                    {
                        "value": "16.7"
                    }, 
                    {
                        "value": "16.2"
                    }, 
                    {
                        "value": "15.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of MoSi2"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Temperature on Elastic Modulus and Strength of MgO-Partially Stabilized Zirconia (Mg-PSZ), Y. Kubota, M. Ashizuka, E. Ishida, and T. Mitamura, Journal of the Ceramic Society of Japan, Vol. 102 8, pp. 708-712 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "cubic+tetrag."
                    }, 
                    {
                        "value": "monoclinic"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "87"
                            }, 
                            {
                                "value": "13"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Temperature on Elastic Modulus and Strength of MgO-Partially Stabilized Zirconia (Mg-PSZ), Y. Kubota, M. Ashizuka, E. Ishida, and T. Mitamura, Journal of the Ceramic Society of Japan, Vol. 102 8, pp. 708-712 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "cubic"
                    }, 
                    {
                        "value": "monoclinic"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "52"
                            }, 
                            {
                                "value": "48"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Temperature on Elastic Modulus and Strength of MgO-Partially Stabilized Zirconia (Mg-PSZ), Y. Kubota, M. Ashizuka, E. Ishida, and T. Mitamura, Journal of the Ceramic Society of Japan, Vol. 102 8, pp. 708-712 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "cubic"
                    }, 
                    {
                        "value": "monoclinic"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "34"
                            }, 
                            {
                                "value": "66"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
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                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Temperature on Elastic Modulus and Strength of MgO-Partially Stabilized Zirconia (Mg-PSZ), Y. Kubota, M. Ashizuka, E. Ishida, and T. Mitamura, Journal of the Ceramic Society of Japan, Vol. 102 8, pp. 708-712 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "MgO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "9"
                            }
                        ], 
                        "name": "Sintering Aid Molar Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
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                    }, 
                    {
                        "value": "292"
                    }, 
                    {
                        "value": "292"
                    }, 
                    {
                        "value": "298"
                    }, 
                    {
                        "value": "298"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "390"
                            }, 
                            {
                                "value": "590"
                            }, 
                            {
                                "value": "790"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "390"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "490"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "690"
                            }, 
                            {
                                "value": "790"
                            }, 
                            {
                                "value": "880"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "590"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "890"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "690"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "910"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "520"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "810"
                            }, 
                            {
                                "value": "920"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }
                        ], 
                        "name": "Temperature Cycle"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Annealing Time"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Hot-Pressing Temperature on Densification and Mechanical Properties of Titanium Diboride with Silicon Nitride as a Sintering Aid, J.H. Park, Y.H. Lee, Y.H. Koh, H.E. Kim, and S.S. Baek, Journal of the American Ceramic Society, Vol. 83 6, pp. 1542-1544 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xSi3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:Si"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "443"
                    }, 
                    {
                        "value": "573"
                    }, 
                    {
                        "value": "836"
                    }, 
                    {
                        "value": "872"
                    }, 
                    {
                        "value": "805"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Hot-Pressing Temperature on Densification and Mechanical Properties of Titanium Diboride with Silicon Nitride as a Sintering Aid, J.H. Park, Y.H. Lee, Y.H. Koh, H.E. Kim, and S.S. Baek, Journal of the American Ceramic Society, Vol. 83 6, pp. 1542-1544 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xSi3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:Si"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.49"
                    }, 
                    {
                        "value": "5.68"
                    }, 
                    {
                        "value": "5.16"
                    }, 
                    {
                        "value": "5.56"
                    }, 
                    {
                        "value": "5.39"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Hot-Pressing Temperature on Densification and Mechanical Properties of Titanium Diboride with Silicon Nitride as a Sintering Aid, J.H. Park, Y.H. Lee, Y.H. Koh, H.E. Kim, and S.S. Baek, Journal of the American Ceramic Society, Vol. 83 6, pp. 1542-1544 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xSi3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:Si"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.06"
                    }, 
                    {
                        "value": "2.25"
                    }, 
                    {
                        "value": "2.57"
                    }, 
                    {
                        "value": "3.03"
                    }, 
                    {
                        "value": "3.38"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "80.5"
                            }, 
                            {
                                "value": "96.2"
                            }, 
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "99.9"
                            }, 
                            {
                                "value": "99.1"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Hot-Pressing Temperature on Densification and Mechanical Properties of Titanium Diboride with Silicon Nitride as a Sintering Aid, J.H. Park, Y.H. Lee, Y.H. Koh, H.E. Kim, and S.S. Baek, Journal of the American Ceramic Society, Vol. 83 6, pp. 1542-1544 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xSi3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:Si"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "10.4"
                    }, 
                    {
                        "value": "19.7"
                    }, 
                    {
                        "value": "24.2"
                    }, 
                    {
                        "value": "23.4"
                    }, 
                    {
                        "value": "24.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Microhardness of Mullite at Temperatures to 1000 \u00b0C, W. Kollenberg and H. Schneider, Journal of the American Ceramic Society, Vol. 72 9, pp. 1739-1740 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "76.6"
                            }, 
                            {
                                "value": "23.3"
                            }
                        ], 
                        "name": "Mass Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Microhardness of Mullite at Temperatures to 1000 \u00b0C, W. Kollenberg and H. Schneider, Journal of the American Ceramic Society, Vol. 72 9, pp. 1739-1740 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "15.1"
                    }, 
                    {
                        "value": "13.9"
                    }, 
                    {
                        "value": "12.7"
                    }, 
                    {
                        "value": "12.1"
                    }, 
                    {
                        "value": "11.2"
                    }, 
                    {
                        "value": "10.0"
                    }, 
                    {
                        "value": "15.6"
                    }, 
                    {
                        "value": "14.4"
                    }, 
                    {
                        "value": "11.9"
                    }, 
                    {
                        "value": "11.5"
                    }, 
                    {
                        "value": "11.5"
                    }, 
                    {
                        "value": "10.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "995"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "995"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "001"
                            }, 
                            {
                                "value": "001"
                            }, 
                            {
                                "value": "001"
                            }, 
                            {
                                "value": "001"
                            }, 
                            {
                                "value": "001"
                            }, 
                            {
                                "value": "001"
                            }, 
                            {
                                "value": "010"
                            }, 
                            {
                                "value": "010"
                            }, 
                            {
                                "value": "010"
                            }, 
                            {
                                "value": "010"
                            }, 
                            {
                                "value": "010"
                            }, 
                            {
                                "value": "010"
                            }
                        ], 
                        "name": "Crystal Surface"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Creep Behavior of Alumina/Silicon Carbide Nanocomposite, T. Ohji, A. Nakahira, T. Hirano, and K. Niihara, Journal of the American Ceramic Society, Vol. 77 12, pp. 3259-3262 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "69"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "370"
                    }, 
                    {
                        "value": "1400"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "980"
                    }, 
                    {
                        "value": "1200"
                    }, 
                    {
                        "value": "0.26"
                    }, 
                    {
                        "value": "110."
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "15."
                    }, 
                    {
                        "value": "0.10"
                    }, 
                    {
                        "value": "0.19"
                    }, 
                    {
                        "value": "0.30"
                    }, 
                    {
                        "value": "0.77"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "17"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Tension"
                            }, 
                            {
                                "value": "Tension"
                            }, 
                            {
                                "value": "Tension"
                            }, 
                            {
                                "value": "Tension"
                            }, 
                            {
                                "value": "Flexure"
                            }, 
                            {
                                "value": "Flexure"
                            }, 
                            {
                                "value": "Flexure"
                            }, 
                            {
                                "value": "Tension"
                            }, 
                            {
                                "value": "Tension"
                            }, 
                            {
                                "value": "Tension"
                            }, 
                            {
                                "value": "Tension"
                            }, 
                            {
                                "value": "Flexure"
                            }, 
                            {
                                "value": "Flexure"
                            }, 
                            {
                                "value": "Flexure"
                            }, 
                            {
                                "value": "Flexure"
                            }
                        ], 
                        "name": "Stress Mode"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "41"
                            }, 
                            {
                                "value": "71"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "41"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "200"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Role of Grain Size in the Strength and R-Curve Properties of Alumina, P. Chantikul, S.J. Bennison, and B.R. Lawn, Journal of the American Ceramic Society, Vol. 73 8, pp. 2419-2427 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "650"
                    }, 
                    {
                        "value": "600"
                    }, 
                    {
                        "value": "470"
                    }, 
                    {
                        "value": "340"
                    }, 
                    {
                        "value": "280"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "500"
                    }, 
                    {
                        "value": "510"
                    }, 
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "430"
                    }, 
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "270"
                    }, 
                    {
                        "value": "185"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "410"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "360"
                    }, 
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "260"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "360"
                    }, 
                    {
                        "value": "340"
                    }, 
                    {
                        "value": "350"
                    }, 
                    {
                        "value": "320"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "230"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "260"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "230"
                    }, 
                    {
                        "value": "230"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "230"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "150"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "0.53"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "0.30"
                            }, 
                            {
                                "value": "0.51"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "0.30"
                            }, 
                            {
                                "value": "0.51"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.52"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.8"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.9"
                            }, 
                            {
                                "value": "5.4"
                            }, 
                            {
                                "value": "9.8"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "220"
                            }
                        ], 
                        "name": "Indentation Load"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "9.1"
                            }, 
                            {
                                "value": "9.1"
                            }, 
                            {
                                "value": "9.1"
                            }, 
                            {
                                "value": "9.1"
                            }, 
                            {
                                "value": "9.1"
                            }, 
                            {
                                "value": "9.1"
                            }, 
                            {
                                "value": "9.1"
                            }, 
                            {
                                "value": "9.1"
                            }, 
                            {
                                "value": "9.1"
                            }, 
                            {
                                "value": "14.6"
                            }, 
                            {
                                "value": "14.6"
                            }, 
                            {
                                "value": "14.6"
                            }, 
                            {
                                "value": "14.6"
                            }, 
                            {
                                "value": "14.6"
                            }, 
                            {
                                "value": "14.6"
                            }, 
                            {
                                "value": "14.6"
                            }, 
                            {
                                "value": "14.6"
                            }, 
                            {
                                "value": "14.6"
                            }, 
                            {
                                "value": "21.2"
                            }, 
                            {
                                "value": "21.2"
                            }, 
                            {
                                "value": "21.2"
                            }, 
                            {
                                "value": "21.2"
                            }, 
                            {
                                "value": "21.2"
                            }, 
                            {
                                "value": "21.2"
                            }, 
                            {
                                "value": "21.2"
                            }, 
                            {
                                "value": "21.2"
                            }, 
                            {
                                "value": "21.2"
                            }, 
                            {
                                "value": "35.2"
                            }, 
                            {
                                "value": "35.2"
                            }, 
                            {
                                "value": "35.2"
                            }, 
                            {
                                "value": "35.2"
                            }, 
                            {
                                "value": "35.2"
                            }, 
                            {
                                "value": "35.2"
                            }, 
                            {
                                "value": "35.2"
                            }, 
                            {
                                "value": "47.6"
                            }, 
                            {
                                "value": "47.6"
                            }, 
                            {
                                "value": "47.6"
                            }, 
                            {
                                "value": "47.6"
                            }, 
                            {
                                "value": "47.6"
                            }, 
                            {
                                "value": "60.3"
                            }, 
                            {
                                "value": "60.3"
                            }, 
                            {
                                "value": "60.3"
                            }, 
                            {
                                "value": "60.3"
                            }, 
                            {
                                "value": "79.8"
                            }, 
                            {
                                "value": "79.8"
                            }, 
                            {
                                "value": "79.8"
                            }, 
                            {
                                "value": "79.8"
                            }, 
                            {
                                "value": "79.8"
                            }, 
                            {
                                "value": "79.8"
                            }, 
                            {
                                "value": "79.8"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluation of Fracture Strength of Porous Alumina Sintered by Hot Isostatic Pressing (HIPing), Y. Kinemuchi, N. Fusamune, A. Takata, and K. Ishizaki, Journal of the Ceramic Society of Japan, Vol. 106 4, pp. 435-440 (1998), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "522"
                    }, 
                    {
                        "value": "328"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "109"
                    }, 
                    {
                        "value": "93"
                    }, 
                    {
                        "value": "437"
                    }, 
                    {
                        "value": "272"
                    }, 
                    {
                        "value": "139"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "109"
                    }, 
                    {
                        "value": "102"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "CS (II)"
                            }, 
                            {
                                "value": "CS (II)"
                            }, 
                            {
                                "value": "CS (II)"
                            }, 
                            {
                                "value": "CS (II)"
                            }, 
                            {
                                "value": "CS (I)"
                            }, 
                            {
                                "value": "HIP (II)"
                            }, 
                            {
                                "value": "HIP (II)"
                            }, 
                            {
                                "value": "HIP (II)"
                            }, 
                            {
                                "value": "HIP (I)"
                            }, 
                            {
                                "value": "HIP (I)"
                            }, 
                            {
                                "value": "HIP (I)"
                            }
                        ], 
                        "name": "Processing Condition"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "15.1"
                            }, 
                            {
                                "value": "27.9"
                            }, 
                            {
                                "value": "35.0"
                            }, 
                            {
                                "value": "39.9"
                            }, 
                            {
                                "value": "8.9"
                            }, 
                            {
                                "value": "23.6"
                            }, 
                            {
                                "value": "34.3"
                            }, 
                            {
                                "value": "39.2"
                            }, 
                            {
                                "value": "39.8"
                            }, 
                            {
                                "value": "39.7"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluation of Fracture Strength of Porous Alumina Sintered by Hot Isostatic Pressing (HIPing), Y. Kinemuchi, N. Fusamune, A. Takata, and K. Ishizaki, Journal of the Ceramic Society of Japan, Vol. 106 4, pp. 435-440 (1998), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "22.2"
                    }, 
                    {
                        "value": "12.0"
                    }, 
                    {
                        "value": "5.9"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "26.5"
                    }, 
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "9.5"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "8.0"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "10.2"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "9.9"
                    }, 
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "5.2"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "CS (II)"
                            }, 
                            {
                                "value": "CS (II)"
                            }, 
                            {
                                "value": "CS (II)"
                            }, 
                            {
                                "value": "CS (II)"
                            }, 
                            {
                                "value": "CS (I)"
                            }, 
                            {
                                "value": "HIP (II)"
                            }, 
                            {
                                "value": "HIP (II)"
                            }, 
                            {
                                "value": "HIP (II)"
                            }, 
                            {
                                "value": "HIP (II)"
                            }, 
                            {
                                "value": "HIP (II)"
                            }, 
                            {
                                "value": "HIP (II)"
                            }, 
                            {
                                "value": "HIP (I)"
                            }, 
                            {
                                "value": "HIP (I)"
                            }, 
                            {
                                "value": "HIP (I)"
                            }, 
                            {
                                "value": "HIP (I)"
                            }, 
                            {
                                "value": "HIP (I)"
                            }
                        ], 
                        "name": "Processing Condition"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "15.1"
                            }, 
                            {
                                "value": "27.9"
                            }, 
                            {
                                "value": "35.0"
                            }, 
                            {
                                "value": "39.9"
                            }, 
                            {
                                "value": "8.9"
                            }, 
                            {
                                "value": "8.9"
                            }, 
                            {
                                "value": "23.6"
                            }, 
                            {
                                "value": "23.6"
                            }, 
                            {
                                "value": "34.3"
                            }, 
                            {
                                "value": "34.3"
                            }, 
                            {
                                "value": "39.2"
                            }, 
                            {
                                "value": "39.2"
                            }, 
                            {
                                "value": "39.8"
                            }, 
                            {
                                "value": "39.8"
                            }, 
                            {
                                "value": "39.7"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "maximum": "405"
                            }, 
                            {
                                "minimum": "405"
                            }, 
                            {
                                "maximum": "305"
                            }, 
                            {
                                "minimum": "305"
                            }, 
                            {
                                "maximum": "145"
                            }, 
                            {
                                "minimum": "145"
                            }, 
                            {
                                "maximum": "115"
                            }, 
                            {
                                "minimum": "115"
                            }, 
                            {
                                "maximum": "110"
                            }, 
                            {
                                "minimum": "110"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Stress Range"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Powder"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion of the Nitrides and Oxynitride of Silicon in Relation to their Structures, C.M.B. Henderson and D. Taylor, Transactions of the British Ceramic Society, Vol. 74, pp. 49-53 (1975), published by British Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.747"
                    }, 
                    {
                        "value": "7.753"
                    }, 
                    {
                        "value": "7.754"
                    }, 
                    {
                        "value": "7.758"
                    }, 
                    {
                        "value": "7.761"
                    }, 
                    {
                        "value": "7.763"
                    }, 
                    {
                        "value": "7.766"
                    }, 
                    {
                        "value": "7.771"
                    }, 
                    {
                        "value": "7.775"
                    }, 
                    {
                        "value": "5.616"
                    }, 
                    {
                        "value": "5.622"
                    }, 
                    {
                        "value": "5.623"
                    }, 
                    {
                        "value": "6.624"
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                    {
                        "value": "5.627"
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                    {
                        "value": "5.629"
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                    {
                        "value": "5.632"
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                    {
                        "value": "5.634"
                    }, 
                    {
                        "value": "5.637"
                    }, 
                    {
                        "value": "7.601"
                    }, 
                    {
                        "value": "7.602"
                    }, 
                    {
                        "value": "7.605"
                    }, 
                    {
                        "value": "7.607"
                    }, 
                    {
                        "value": "7.611"
                    }, 
                    {
                        "value": "7.615"
                    }, 
                    {
                        "value": "7.618"
                    }, 
                    {
                        "value": "7.62"
                    }, 
                    {
                        "value": "7.624"
                    }, 
                    {
                        "value": "2.906"
                    }, 
                    {
                        "value": "2.908"
                    }, 
                    {
                        "value": "2.91"
                    }, 
                    {
                        "value": "2.909"
                    }, 
                    {
                        "value": "2.912"
                    }, 
                    {
                        "value": "2.912"
                    }, 
                    {
                        "value": "2.914"
                    }, 
                    {
                        "value": "2.915"
                    }, 
                    {
                        "value": "2.914"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
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                                "value": "a"
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                            {
                                "value": "a"
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                            {
                                "value": "a"
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                            {
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                            {
                                "value": "c"
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                            {
                                "value": "c"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "410"
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                            {
                                "value": "515"
                            }, 
                            {
                                "value": "610"
                            }, 
                            {
                                "value": "710"
                            }, 
                            {
                                "value": "790"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1020"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "515"
                            }, 
                            {
                                "value": "610"
                            }, 
                            {
                                "value": "710"
                            }, 
                            {
                                "value": "790"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1020"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "515"
                            }, 
                            {
                                "value": "610"
                            }, 
                            {
                                "value": "710"
                            }, 
                            {
                                "value": "790"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1020"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "515"
                            }, 
                            {
                                "value": "610"
                            }, 
                            {
                                "value": "710"
                            }, 
                            {
                                "value": "790"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1020"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Powder"
            }
        ], 
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            {
                "citation": "Thermal Expansion of the Nitrides and Oxynitride of Silicon in Relation to their Structures, C.M.B. Henderson and D. Taylor, Transactions of the British Ceramic Society, Vol. 74, pp. 49-53 (1975), published by British Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "1.91"
                    }, 
                    {
                        "value": "2.19"
                    }, 
                    {
                        "value": "2.90"
                    }, 
                    {
                        "value": "3.61"
                    }, 
                    {
                        "value": "4.32"
                    }, 
                    {
                        "value": "5.03"
                    }, 
                    {
                        "value": "5.38"
                    }, 
                    {
                        "value": "2.63"
                    }, 
                    {
                        "value": "2.81"
                    }, 
                    {
                        "value": "3.26"
                    }, 
                    {
                        "value": "3.70"
                    }, 
                    {
                        "value": "4.14"
                    }, 
                    {
                        "value": "4.59"
                    }, 
                    {
                        "value": "4.81"
                    }, 
                    {
                        "value": "0.89"
                    }, 
                    {
                        "value": "1.28"
                    }, 
                    {
                        "value": "2.25"
                    }, 
                    {
                        "value": "3.23"
                    }, 
                    {
                        "value": "4.20"
                    }, 
                    {
                        "value": "5.17"
                    }, 
                    {
                        "value": "5.66"
                    }, 
                    {
                        "value": "2.03"
                    }, 
                    {
                        "value": "2.31"
                    }, 
                    {
                        "value": "3.01"
                    }, 
                    {
                        "value": "3.72"
                    }, 
                    {
                        "value": "4.42"
                    }, 
                    {
                        "value": "5.13"
                    }, 
                    {
                        "value": "5.48"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
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                                "value": "a"
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                            {
                                "value": "a"
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                            {
                                "value": "a"
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                                "value": "a"
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                            {
                                "value": "a"
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                            {
                                "value": "a"
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                            {
                                "value": "a"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
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                            {
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                            {
                                "value": "a"
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                            {
                                "value": "a"
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                            {
                                "value": "a"
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                            {
                                "value": "a"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
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                            {
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                            {
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                            {
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                            {
                                "value": "700"
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                            {
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                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
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                            {
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                            {
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                            {
                                "value": "900"
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                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep, Strength, Expansion, and Elastic Moduli of Sintered BeO as a Function of Grain Size, Porosity, and Grain Orientation, R.E. Fryxell and B.A. Chandler, Journal of the American Ceramic Society, Vol. 47 6, pp. 283-291 (1964), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "36.61"
                    }, 
                    {
                        "value": "27.11"
                    }, 
                    {
                        "value": "8.56"
                    }, 
                    {
                        "value": "13.72"
                    }, 
                    {
                        "value": "7.61"
                    }, 
                    {
                        "value": "6.89"
                    }, 
                    {
                        "value": "3.44"
                    }, 
                    {
                        "value": "17.17"
                    }, 
                    {
                        "value": "9.83"
                    }, 
                    {
                        "value": "1.00"
                    }, 
                    {
                        "value": "1.67"
                    }, 
                    {
                        "value": "2.06"
                    }, 
                    {
                        "value": "2.56"
                    }, 
                    {
                        "value": "3.94"
                    }, 
                    {
                        "value": "2.00"
                    }, 
                    {
                        "value": "0.39"
                    }, 
                    {
                        "value": "7.44"
                    }, 
                    {
                        "value": "6.67"
                    }, 
                    {
                        "value": "0.17"
                    }, 
                    {
                        "value": "0.50"
                    }, 
                    {
                        "value": "0.17"
                    }, 
                    {
                        "value": "0.61"
                    }, 
                    {
                        "value": "0.67"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "33"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "41"
                            }, 
                            {
                                "value": "42"
                            }, 
                            {
                                "value": "46"
                            }, 
                            {
                                "value": "71"
                            }, 
                            {
                                "value": "79"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "g/cm$^{-3}$", 
                        "scalars": [
                            {
                                "value": "2.80"
                            }, 
                            {
                                "value": "2.58"
                            }, 
                            {
                                "value": "2.86"
                            }, 
                            {
                                "value": "2.87"
                            }, 
                            {
                                "value": "2.62"
                            }, 
                            {
                                "value": "2.76"
                            }, 
                            {
                                "value": "2.87"
                            }, 
                            {
                                "value": "2.76"
                            }, 
                            {
                                "value": "2.58"
                            }, 
                            {
                                "value": "2.88"
                            }, 
                            {
                                "value": "2.79"
                            }, 
                            {
                                "value": "2.76"
                            }, 
                            {
                                "value": "2.78"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.93"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.67"
                            }, 
                            {
                                "value": "2.65"
                            }, 
                            {
                                "value": "2.97"
                            }, 
                            {
                                "value": "2.91"
                            }, 
                            {
                                "value": "2.97"
                            }, 
                            {
                                "value": "2.94"
                            }, 
                            {
                                "value": "2.92"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "7.1"
                            }, 
                            {
                                "value": "14.3"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "4.7"
                            }, 
                            {
                                "value": "13.1"
                            }, 
                            {
                                "value": "8.3"
                            }, 
                            {
                                "value": "4.8"
                            }, 
                            {
                                "value": "8.3"
                            }, 
                            {
                                "value": "14.2"
                            }, 
                            {
                                "value": "4.4"
                            }, 
                            {
                                "value": "7.3"
                            }, 
                            {
                                "value": "8.4"
                            }, 
                            {
                                "value": "7.6"
                            }, 
                            {
                                "value": "8.6"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "3.6"
                            }, 
                            {
                                "value": "11.3"
                            }, 
                            {
                                "value": "12.1"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "3.0"
                            }
                        ], 
                        "name": "Porosity"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "6.9"
                            }, 
                            {
                                "value": "13.8"
                            }, 
                            {
                                "value": "20.7"
                            }, 
                            {
                                "value": "41.4"
                            }, 
                            {
                                "value": "20.7"
                            }, 
                            {
                                "value": "20.7"
                            }, 
                            {
                                "value": "20.7"
                            }, 
                            {
                                "value": "41.4"
                            }, 
                            {
                                "value": "20.7"
                            }, 
                            {
                                "value": "6.9"
                            }, 
                            {
                                "value": "20.7"
                            }, 
                            {
                                "value": "20.7"
                            }, 
                            {
                                "value": "41.4"
                            }, 
                            {
                                "value": "55.2"
                            }, 
                            {
                                "value": "41.4"
                            }, 
                            {
                                "value": "20.7"
                            }, 
                            {
                                "value": "55.2"
                            }, 
                            {
                                "value": "69.0"
                            }, 
                            {
                                "value": "20.7"
                            }, 
                            {
                                "value": "41.4"
                            }, 
                            {
                                "value": "13.8"
                            }, 
                            {
                                "value": "69.0"
                            }, 
                            {
                                "value": "69.0"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep, Strength, Expansion, and Elastic Moduli of Sintered BeO as a Function of Grain Size, Porosity, and Grain Orientation, R.E. Fryxell and B.A. Chandler, Journal of the American Ceramic Society, Vol. 47 6, pp. 283-291 (1964), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "373"
                    }, 
                    {
                        "value": "365"
                    }, 
                    {
                        "value": "357"
                    }, 
                    {
                        "value": "350"
                    }, 
                    {
                        "value": "341"
                    }, 
                    {
                        "value": "333"
                    }, 
                    {
                        "value": "326"
                    }, 
                    {
                        "value": "319"
                    }, 
                    {
                        "value": "313"
                    }, 
                    {
                        "value": "306"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "293"
                    }, 
                    {
                        "value": "287"
                    }, 
                    {
                        "value": "281"
                    }, 
                    {
                        "value": "275"
                    }, 
                    {
                        "value": "371"
                    }, 
                    {
                        "value": "367"
                    }, 
                    {
                        "value": "364"
                    }, 
                    {
                        "value": "361"
                    }, 
                    {
                        "value": "358"
                    }, 
                    {
                        "value": "355"
                    }, 
                    {
                        "value": "352"
                    }, 
                    {
                        "value": "350"
                    }, 
                    {
                        "value": "347"
                    }, 
                    {
                        "value": "345"
                    }, 
                    {
                        "value": "344"
                    }, 
                    {
                        "value": "342"
                    }, 
                    {
                        "value": "341"
                    }, 
                    {
                        "value": "340"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.03"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.06"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.08"
                            }, 
                            {
                                "value": "0.09"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.11"
                            }, 
                            {
                                "value": "0.12"
                            }, 
                            {
                                "value": "0.13"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.16"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep, Strength, Expansion, and Elastic Moduli of Sintered BeO as a Function of Grain Size, Porosity, and Grain Orientation, R.E. Fryxell and B.A. Chandler, Journal of the American Ceramic Society, Vol. 47 6, pp. 283-291 (1964), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "83"
                    }, 
                    {
                        "value": "106"
                    }, 
                    {
                        "value": "133"
                    }, 
                    {
                        "value": "235"
                    }, 
                    {
                        "value": "230"
                    }, 
                    {
                        "value": "99"
                    }, 
                    {
                        "value": "139"
                    }, 
                    {
                        "value": "192"
                    }, 
                    {
                        "value": "235"
                    }, 
                    {
                        "value": "179"
                    }, 
                    {
                        "value": "125"
                    }, 
                    {
                        "value": "164"
                    }, 
                    {
                        "value": "205"
                    }, 
                    {
                        "value": "185"
                    }, 
                    {
                        "value": "102"
                    }, 
                    {
                        "value": "117"
                    }, 
                    {
                        "value": "143"
                    }, 
                    {
                        "value": "242"
                    }, 
                    {
                        "value": "263"
                    }, 
                    {
                        "value": "88"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "201"
                    }, 
                    {
                        "value": "246"
                    }, 
                    {
                        "value": "219"
                    }, 
                    {
                        "value": "111"
                    }, 
                    {
                        "value": "161"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "187"
                    }, 
                    {
                        "value": "93"
                    }, 
                    {
                        "value": "119"
                    }, 
                    {
                        "value": "139"
                    }, 
                    {
                        "value": "241"
                    }, 
                    {
                        "value": "232"
                    }, 
                    {
                        "value": "137"
                    }, 
                    {
                        "value": "189"
                    }, 
                    {
                        "value": "208"
                    }, 
                    {
                        "value": "268"
                    }, 
                    {
                        "value": "257"
                    }, 
                    {
                        "value": "108"
                    }, 
                    {
                        "value": "166"
                    }, 
                    {
                        "value": "229"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "132"
                    }, 
                    {
                        "value": "157"
                    }, 
                    {
                        "value": "173"
                    }, 
                    {
                        "value": "233"
                    }, 
                    {
                        "value": "216"
                    }, 
                    {
                        "value": "108"
                    }, 
                    {
                        "value": "194"
                    }, 
                    {
                        "value": "199"
                    }, 
                    {
                        "value": "232"
                    }, 
                    {
                        "value": "221"
                    }, 
                    {
                        "value": "136"
                    }, 
                    {
                        "value": "164"
                    }, 
                    {
                        "value": "212"
                    }, 
                    {
                        "value": "169"
                    }, 
                    {
                        "value": "123"
                    }, 
                    {
                        "value": "142"
                    }, 
                    {
                        "value": "172"
                    }, 
                    {
                        "value": "174"
                    }, 
                    {
                        "value": "163"
                    }, 
                    {
                        "value": "143"
                    }, 
                    {
                        "value": "195"
                    }, 
                    {
                        "value": "188"
                    }, 
                    {
                        "value": "189"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "141"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "148"
                    }, 
                    {
                        "value": "123"
                    }, 
                    {
                        "value": "157"
                    }, 
                    {
                        "value": "158"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "136"
                    }, 
                    {
                        "value": "123"
                    }, 
                    {
                        "value": "148"
                    }, 
                    {
                        "value": "154"
                    }, 
                    {
                        "value": "134"
                    }, 
                    {
                        "value": "124"
                    }, 
                    {
                        "value": "117"
                    }, 
                    {
                        "value": "125"
                    }, 
                    {
                        "value": "114"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "g/cm$^{-3}$", 
                        "scalars": [
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.90"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.75"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "2.60"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "36"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "33"
                            }, 
                            {
                                "value": "42"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "36"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Stanard Deviation"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep, Strength, Expansion, and Elastic Moduli of Sintered BeO as a Function of Grain Size, Porosity, and Grain Orientation, R.E. Fryxell and B.A. Chandler, Journal of the American Ceramic Society, Vol. 47 6, pp. 283-291 (1964), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "142"
                    }, 
                    {
                        "value": "139"
                    }, 
                    {
                        "value": "136"
                    }, 
                    {
                        "value": "133"
                    }, 
                    {
                        "value": "129"
                    }, 
                    {
                        "value": "126"
                    }, 
                    {
                        "value": "124"
                    }, 
                    {
                        "value": "121"
                    }, 
                    {
                        "value": "119"
                    }, 
                    {
                        "value": "116"
                    }, 
                    {
                        "value": "113"
                    }, 
                    {
                        "value": "111"
                    }, 
                    {
                        "value": "109"
                    }, 
                    {
                        "value": "106"
                    }, 
                    {
                        "value": "104"
                    }, 
                    {
                        "value": "140.8"
                    }, 
                    {
                        "value": "139.5"
                    }, 
                    {
                        "value": "138.3"
                    }, 
                    {
                        "value": "137.2"
                    }, 
                    {
                        "value": "136"
                    }, 
                    {
                        "value": "135"
                    }, 
                    {
                        "value": "134"
                    }, 
                    {
                        "value": "133.2"
                    }, 
                    {
                        "value": "132.4"
                    }, 
                    {
                        "value": "131.8"
                    }, 
                    {
                        "value": "131.3"
                    }, 
                    {
                        "value": "130.9"
                    }, 
                    {
                        "value": "130.7"
                    }, 
                    {
                        "value": "130.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.03"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.06"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.08"
                            }, 
                            {
                                "value": "0.09"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.11"
                            }, 
                            {
                                "value": "0.12"
                            }, 
                            {
                                "value": "0.13"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.16"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Creep, Strength, Expansion, and Elastic Moduli of Sintered BeO as a Function of Grain Size, Porosity, and Grain Orientation, R.E. Fryxell and B.A. Chandler, Journal of the American Ceramic Society, Vol. 47 6, pp. 283-291 (1964), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.87"
                    }, 
                    {
                        "value": "6.15"
                    }, 
                    {
                        "value": "6.52"
                    }, 
                    {
                        "value": "6.88"
                    }, 
                    {
                        "value": "7.22"
                    }, 
                    {
                        "value": "7.55"
                    }, 
                    {
                        "value": "7.86"
                    }, 
                    {
                        "value": "8.16"
                    }, 
                    {
                        "value": "8.44"
                    }, 
                    {
                        "value": "8.71"
                    }, 
                    {
                        "value": "8.97"
                    }, 
                    {
                        "value": "9.21"
                    }, 
                    {
                        "value": "9.44"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature$^{\\circ}$C"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Fundamental Studies of Corrosion of Nonoxide Structural Ceramics, R.E. Tressler and K.E. Spear, Projects Within the Center for Advanced Materials, pp. 125-143 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "123"
                    }, 
                    {
                        "value": "144"
                    }, 
                    {
                        "value": "128"
                    }
                ], 
                "units": "kJ/mol", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "ppm", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Na+ implant"
                    }
                ], 
                "name": "Corrosion Activtn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Fundamental Studies of Corrosion of Nonoxide Structural Ceramics, R.E. Tressler and K.E. Spear, Projects Within the Center for Advanced Materials, pp. 125-143 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "-8.19"
                    }, 
                    {
                        "value": "-7.85"
                    }, 
                    {
                        "value": "-7.62"
                    }, 
                    {
                        "value": "-8.05"
                    }, 
                    {
                        "value": "-7.64"
                    }, 
                    {
                        "value": "-7.35"
                    }, 
                    {
                        "value": "-7.92"
                    }, 
                    {
                        "value": "-7.59"
                    }, 
                    {
                        "value": "-7.30"
                    }
                ], 
                "units": "mm$^{2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "ppm", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Na+ implant"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "O2"
                            }
                        ], 
                        "name": "Diffusing Species"
                    }
                ], 
                "name": "Diffusion Coefficient"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Fundamental Studies of Corrosion of Nonoxide Structural Ceramics, R.E. Tressler and K.E. Spear, Projects Within the Center for Advanced Materials, pp. 125-143 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "404"
                    }, 
                    {
                        "value": "384"
                    }
                ], 
                "units": "kJ/mol", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "ppm", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Na+ implant"
                    }
                ], 
                "name": "Corrosion Activtn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fundamental Studies of Corrosion of Nonoxide Structural Ceramics, R.E. Tressler and K.E. Spear, Projects Within the Center for Advanced Materials, pp. 125-143 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al"
                    }, 
                    {
                        "value": "B"
                    }, 
                    {
                        "value": "Fe"
                    }, 
                    {
                        "value": "Ti"
                    }, 
                    {
                        "value": "Ca"
                    }, 
                    {
                        "value": "Mg"
                    }, 
                    {
                        "value": "V"
                    }, 
                    {
                        "value": "C"
                    }, 
                    {
                        "value": "Ni"
                    }, 
                    {
                        "value": "Cr"
                    }, 
                    {
                        "value": "Mn"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3.00"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.005"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.003"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.005"
                            }
                        ], 
                        "name": "Mass Fraction of Impurity"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fundamental Studies of Corrosion of Nonoxide Structural Ceramics, R.E. Tressler and K.E. Spear, Projects Within the Center for Advanced Materials, pp. 125-143 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
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                            }, 
                            {
                                "value": "1015"
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                            {
                                "value": "1220"
                            }
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                    }, 
                    {
                        "units": "g/cm$^{2}$", 
                        "scalars": [
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                                "value": "2.86"
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                            {
                                "value": "2.86"
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                    {
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                                "value": "No"
                            }, 
                            {
                                "value": "No"
                            }, 
                            {
                                "value": "No"
                            }, 
                            {
                                "value": "No"
                            }, 
                            {
                                "value": "No"
                            }, 
                            {
                                "value": "No"
                            }, 
                            {
                                "value": "No"
                            }, 
                            {
                                "value": "No"
                            }, 
                            {
                                "value": "Yes"
                            }, 
                            {
                                "value": "Yes"
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                    {
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                            {
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                        "value": "365"
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                    {
                        "value": "366"
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                    {
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                                "value": "28"
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                            {
                                "value": "804"
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                            {
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                            {
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                            {
                                "value": "1263"
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                    }, 
                    {
                        "units": "g/cm$^{2}$", 
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                            {
                                "value": "2.86"
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                    {
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                                "value": "No"
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                                "value": "No"
                            }, 
                            {
                                "value": "No"
                            }, 
                            {
                                "value": "Yes"
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                            {
                                "value": "Yes"
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                    {
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            {
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                        "value": "414"
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                    {
                        "value": "416"
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                    {
                        "value": "209"
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                    {
                        "value": "424"
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                    {
                        "value": "276"
                    }
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                    {
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                                "value": "26"
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                            {
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                            {
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                    {
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                                "value": "No"
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            {
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                    {
                        "value": "474"
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                    {
                        "value": "401"
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                    {
                        "value": "288"
                    }
                ], 
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                "conditions": [
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                            {
                                "value": "21"
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                            {
                                "value": "808"
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                            {
                                "value": "1014"
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                            {
                                "value": "1260"
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                    }, 
                    {
                        "units": "g/cm$^{2}$", 
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                            {
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                    {
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                    {
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                            {
                                "value": "No"
                            }, 
                            {
                                "value": "No"
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                                "value": "Yes"
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        ], 
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            }
        ], 
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                    {
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                    {
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                    {
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                    {
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                ], 
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                ], 
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        ]
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                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.33"
                    }, 
                    {
                        "value": "0.17"
                    }, 
                    {
                        "value": "0.11"
                    }, 
                    {
                        "value": "0.08"
                    }, 
                    {
                        "value": "0.08"
                    }, 
                    {
                        "value": "0.24"
                    }, 
                    {
                        "value": "0.14"
                    }, 
                    {
                        "value": "0.09"
                    }, 
                    {
                        "value": "0.07"
                    }, 
                    {
                        "value": "0.07"
                    }, 
                    {
                        "value": "0.16"
                    }, 
                    {
                        "value": "0.10"
                    }, 
                    {
                        "value": "0.07"
                    }, 
                    {
                        "value": "0.06"
                    }, 
                    {
                        "value": "0.06"
                    }, 
                    {
                        "value": "0.13"
                    }, 
                    {
                        "value": "0.09"
                    }, 
                    {
                        "value": "0.06"
                    }, 
                    {
                        "value": "0.05"
                    }, 
                    {
                        "value": "0.05"
                    }, 
                    {
                        "value": "0.11"
                    }, 
                    {
                        "value": "0.08"
                    }, 
                    {
                        "value": "0.06"
                    }, 
                    {
                        "value": "0.05"
                    }, 
                    {
                        "value": "0.05"
                    }, 
                    {
                        "value": "0.10"
                    }, 
                    {
                        "value": "0.07"
                    }, 
                    {
                        "value": "0.05"
                    }, 
                    {
                        "value": "0.04"
                    }, 
                    {
                        "value": "0.04"
                    }, 
                    {
                        "value": "0.08"
                    }, 
                    {
                        "value": "0.06"
                    }, 
                    {
                        "value": "0.05"
                    }, 
                    {
                        "value": "0.04"
                    }, 
                    {
                        "value": "0.04"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }
                        ], 
                        "name": "Mole Fraction of Al2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "570"
                            }, 
                            {
                                "value": "870"
                            }, 
                            {
                                "value": "1170"
                            }, 
                            {
                                "value": "1270"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "570"
                            }, 
                            {
                                "value": "870"
                            }, 
                            {
                                "value": "1170"
                            }, 
                            {
                                "value": "1270"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "570"
                            }, 
                            {
                                "value": "870"
                            }, 
                            {
                                "value": "1170"
                            }, 
                            {
                                "value": "1270"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "570"
                            }, 
                            {
                                "value": "870"
                            }, 
                            {
                                "value": "1170"
                            }, 
                            {
                                "value": "1270"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "570"
                            }, 
                            {
                                "value": "870"
                            }, 
                            {
                                "value": "1170"
                            }, 
                            {
                                "value": "1270"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "570"
                            }, 
                            {
                                "value": "870"
                            }, 
                            {
                                "value": "1170"
                            }, 
                            {
                                "value": "1270"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "570"
                            }, 
                            {
                                "value": "870"
                            }, 
                            {
                                "value": "1170"
                            }, 
                            {
                                "value": "1270"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Crystal Structure of Monoclinic Sm2O3, D.T. Cromer, The Journal of Physical Chemistry, Vol. 61 6, pp. 753-755 (1957), published by American Chemical Society."
            }
        ], 
        "names": [
            "Samaria"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Sm2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sm-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0005", 
                        "value": "0.1349"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "uncertainty": "0.0008", 
                        "value": "0.4905"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "0.1897"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "uncertainty": "0.0008", 
                        "value": "0.1380"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "0.4663"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "uncertainty": "0.0009", 
                        "value": "0.1881"
                    }, 
                    {
                        "uncertainty": "0.003", 
                        "value": "0.128"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "uncertainty": "0.005", 
                        "value": "0.286"
                    }, 
                    {
                        "uncertainty": "0.003", 
                        "value": "0.324"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "uncertainty": "0.005", 
                        "value": "0.027"
                    }, 
                    {
                        "uncertainty": "0.003", 
                        "value": "0.299"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "uncertainty": "0.005", 
                        "value": "0.374"
                    }, 
                    {
                        "uncertainty": "0.003", 
                        "value": "0.469"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "uncertainty": "0.005", 
                        "value": "0.344"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "value": "0"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Sm(1)"
                            }, 
                            {
                                "value": "Sm(1)"
                            }, 
                            {
                                "value": "Sm(1)"
                            }, 
                            {
                                "value": "Sm(2)"
                            }, 
                            {
                                "value": "Sm(2)"
                            }, 
                            {
                                "value": "Sm(2)"
                            }, 
                            {
                                "value": "Sm(3)"
                            }, 
                            {
                                "value": "Sm(3)"
                            }, 
                            {
                                "value": "Sm(3)"
                            }, 
                            {
                                "value": "O(1)"
                            }, 
                            {
                                "value": "O(1)"
                            }, 
                            {
                                "value": "O(1)"
                            }, 
                            {
                                "value": "O(2)"
                            }, 
                            {
                                "value": "O(2)"
                            }, 
                            {
                                "value": "O(2)"
                            }, 
                            {
                                "value": "O(3)"
                            }, 
                            {
                                "value": "O(3)"
                            }, 
                            {
                                "value": "O(3)"
                            }, 
                            {
                                "value": "O(4)"
                            }, 
                            {
                                "value": "O(4)"
                            }, 
                            {
                                "value": "O(4)"
                            }, 
                            {
                                "value": "O(5)"
                            }, 
                            {
                                "value": "O(5)"
                            }, 
                            {
                                "value": "O(5)"
                            }
                        ], 
                        "name": "Atom"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Crystal Structure of Monoclinic Sm2O3, D.T. Cromer, The Journal of Physical Chemistry, Vol. 61 6, pp. 753-755 (1957), published by American Chemical Society."
            }
        ], 
        "names": [
            "Samaria"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Sm2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sm-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.010", 
                        "value": "14.177"
                    }, 
                    {
                        "uncertainty": "0.010", 
                        "value": "3.633"
                    }, 
                    {
                        "uncertainty": "0.010", 
                        "value": "8.847"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Crystal Structure of Monoclinic Sm2O3, D.T. Cromer, The Journal of Physical Chemistry, Vol. 61 6, pp. 753-755 (1957), published by American Chemical Society."
            }
        ], 
        "names": [
            "Samaria"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Sm2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sm-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.68"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "g cm$^{-3}$", 
                        "scalars": [
                            {
                                "value": "7.74"
                            }
                        ], 
                        "name": "Densityby X-ray"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Pyrolysis"
            }
        ], 
        "references": [
            {
                "citation": "Manufacturing and High Temperature Mechanical Properties of Si-N-O Ceramic Fibers, M. Sato and K. Okamura, Journal of the Ceramic Society of Japan, Vol. 106 3, pp. 248-255 (1998), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Silicon oxynitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si1.00N1.23O0.43", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "67"
                    }, 
                    {
                        "value": "103"
                    }, 
                    {
                        "value": "113"
                    }, 
                    {
                        "value": "94"
                    }, 
                    {
                        "value": "138"
                    }, 
                    {
                        "value": "148"
                    }, 
                    {
                        "value": "156"
                    }, 
                    {
                        "value": "178"
                    }, 
                    {
                        "value": "103"
                    }, 
                    {
                        "value": "132"
                    }, 
                    {
                        "value": "143"
                    }, 
                    {
                        "value": "164"
                    }, 
                    {
                        "value": "185"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "114"
                    }, 
                    {
                        "value": "123"
                    }, 
                    {
                        "value": "134"
                    }, 
                    {
                        "value": "164"
                    }, 
                    {
                        "value": "81"
                    }, 
                    {
                        "value": "101"
                    }, 
                    {
                        "value": "107"
                    }, 
                    {
                        "value": "117"
                    }, 
                    {
                        "value": "122"
                    }, 
                    {
                        "value": "74"
                    }, 
                    {
                        "value": "109"
                    }, 
                    {
                        "value": "117"
                    }, 
                    {
                        "value": "124"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "145"
                            }, 
                            {
                                "value": "145"
                            }, 
                            {
                                "value": "145"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "180"
                            }
                        ], 
                        "name": "Fiber Cure Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }
                        ], 
                        "name": "Processing Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Pyrolysis"
            }
        ], 
        "references": [
            {
                "citation": "Manufacturing and High Temperature Mechanical Properties of Si-N-O Ceramic Fibers, M. Sato and K. Okamura, Journal of the Ceramic Society of Japan, Vol. 106 3, pp. 248-255 (1998), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Silicon oxynitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si1.00N1.23O0.43", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "710"
                    }, 
                    {
                        "value": "1250"
                    }, 
                    {
                        "value": "800"
                    }, 
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "1270"
                    }, 
                    {
                        "value": "1510"
                    }, 
                    {
                        "value": "1520"
                    }, 
                    {
                        "value": "1440"
                    }, 
                    {
                        "value": "850"
                    }, 
                    {
                        "value": "1150"
                    }, 
                    {
                        "value": "1590"
                    }, 
                    {
                        "value": "1800"
                    }, 
                    {
                        "value": "1510"
                    }, 
                    {
                        "value": "1140"
                    }, 
                    {
                        "value": "1020"
                    }, 
                    {
                        "value": "1190"
                    }, 
                    {
                        "value": "1410"
                    }, 
                    {
                        "value": "1210"
                    }, 
                    {
                        "value": "1060"
                    }, 
                    {
                        "value": "880"
                    }, 
                    {
                        "value": "1300"
                    }, 
                    {
                        "value": "1030"
                    }, 
                    {
                        "value": "850"
                    }, 
                    {
                        "value": "470"
                    }, 
                    {
                        "value": "940"
                    }, 
                    {
                        "value": "1420"
                    }, 
                    {
                        "value": "930"
                    }, 
                    {
                        "value": "680"
                    }, 
                    {
                        "value": "20"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "145"
                            }, 
                            {
                                "value": "145"
                            }, 
                            {
                                "value": "145"
                            }, 
                            {
                                "value": "145"
                            }, 
                            {
                                "value": "145"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "180"
                            }
                        ], 
                        "name": "Fiber Cure Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Processing Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion of Chemically Vapor-Deposited Si3N4, K. Niihara and T. Hirai, Journal of the Ceramic Society of Japan, Vol. 94 1, pp. 146-148 (1986), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.82"
                    }, 
                    {
                        "value": "3.12"
                    }, 
                    {
                        "uncertainty": "0.17", 
                        "value": "2.92"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "average"
                            }
                        ], 
                        "name": "Crystal Axis"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "20", 
                                "maximum": "1000"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Densification and Mechanical Properties of Titanium Diboride with Silicon Nitride as a Sintering Aid, J.H. Park, Y.H. Koh, H.E. Kim, C.S. Hwang, and E.S. Kang, Journal of the American Ceramic Society, Vol. 82 11, pp. 3037-3042 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xSi3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:Si"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "393"
                    }, 
                    {
                        "value": "815"
                    }, 
                    {
                        "value": "541"
                    }, 
                    {
                        "value": "393"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "10.0"
                            }
                        ], 
                        "name": "Mass Fraction of Si3N4"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Densification and Mechanical Properties of Titanium Diboride with Silicon Nitride as a Sintering Aid, J.H. Park, Y.H. Koh, H.E. Kim, C.S. Hwang, and E.S. Kang, Journal of the American Ceramic Society, Vol. 82 11, pp. 3037-3042 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xSi3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:Si"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "4.3"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "10.0"
                            }
                        ], 
                        "name": "Mass Fraction of Si3N4"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Densification and Mechanical Properties of Titanium Diboride with Silicon Nitride as a Sintering Aid, J.H. Park, Y.H. Koh, H.E. Kim, C.S. Hwang, and E.S. Kang, Journal of the American Ceramic Society, Vol. 82 11, pp. 3037-3042 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xSi3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:Si"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.1"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "3.5"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "10.0"
                            }
                        ], 
                        "name": "Mass Fraction of Si3N4"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "90.4"
                            }, 
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "98.3"
                            }, 
                            {
                                "value": "97.6"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Densification and Mechanical Properties of Titanium Diboride with Silicon Nitride as a Sintering Aid, J.H. Park, Y.H. Koh, H.E. Kim, C.S. Hwang, and E.S. Kang, Journal of the American Ceramic Society, Vol. 82 11, pp. 3037-3042 (1999), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xSi3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:Si"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "24.3"
                    }, 
                    {
                        "value": "27.2"
                    }, 
                    {
                        "value": "21.2"
                    }, 
                    {
                        "value": "19.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "10.0"
                            }
                        ], 
                        "name": "Mass Fraction of Si3N4"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity/Conductivity of Magnesium Oxide/Silicon Carbide Composites, J. Luo, R. Stevens, and R. Taylor, Journal of the American Ceramic Society, Vol. 80 3, pp. 699-704 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "30.1"
                    }, 
                    {
                        "value": "23.4"
                    }, 
                    {
                        "value": "19.5"
                    }, 
                    {
                        "value": "17.0"
                    }, 
                    {
                        "value": "13.5"
                    }, 
                    {
                        "value": "11.8"
                    }, 
                    {
                        "value": "10.3"
                    }, 
                    {
                        "value": "19.8"
                    }, 
                    {
                        "value": "15.5"
                    }, 
                    {
                        "value": "13.3"
                    }, 
                    {
                        "value": "11.8"
                    }, 
                    {
                        "value": "9.7"
                    }, 
                    {
                        "value": "8.4"
                    }, 
                    {
                        "value": "7.7"
                    }, 
                    {
                        "value": "23.8"
                    }, 
                    {
                        "value": "19.1"
                    }, 
                    {
                        "value": "16.3"
                    }, 
                    {
                        "value": "14.4"
                    }, 
                    {
                        "value": "11.8"
                    }, 
                    {
                        "value": "10.3"
                    }, 
                    {
                        "value": "9.0"
                    }, 
                    {
                        "value": "24.7"
                    }, 
                    {
                        "value": "18.0"
                    }, 
                    {
                        "value": "16.3"
                    }, 
                    {
                        "value": "14.2"
                    }, 
                    {
                        "value": "12.7"
                    }, 
                    {
                        "value": "11.4"
                    }, 
                    {
                        "value": "26.2"
                    }, 
                    {
                        "value": "20.8"
                    }, 
                    {
                        "value": "17.8"
                    }, 
                    {
                        "value": "15.5"
                    }, 
                    {
                        "value": "12.9"
                    }, 
                    {
                        "value": "11.2"
                    }, 
                    {
                        "value": "10.1"
                    }, 
                    {
                        "value": "10.1"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "199"
                            }, 
                            {
                                "value": "302"
                            }, 
                            {
                                "value": "405"
                            }, 
                            {
                                "value": "508"
                            }, 
                            {
                                "value": "707"
                            }, 
                            {
                                "value": "906"
                            }, 
                            {
                                "value": "1104"
                            }, 
                            {
                                "value": "206"
                            }, 
                            {
                                "value": "309"
                            }, 
                            {
                                "value": "405"
                            }, 
                            {
                                "value": "501"
                            }, 
                            {
                                "value": "707"
                            }, 
                            {
                                "value": "906"
                            }, 
                            {
                                "value": "1104"
                            }, 
                            {
                                "value": "206"
                            }, 
                            {
                                "value": "302"
                            }, 
                            {
                                "value": "398"
                            }, 
                            {
                                "value": "501"
                            }, 
                            {
                                "value": "707"
                            }, 
                            {
                                "value": "906"
                            }, 
                            {
                                "value": "1104"
                            }, 
                            {
                                "value": "206"
                            }, 
                            {
                                "value": "405"
                            }, 
                            {
                                "value": "501"
                            }, 
                            {
                                "value": "707"
                            }, 
                            {
                                "value": "906"
                            }, 
                            {
                                "value": "1104"
                            }, 
                            {
                                "value": "206"
                            }, 
                            {
                                "value": "302"
                            }, 
                            {
                                "value": "405"
                            }, 
                            {
                                "value": "501"
                            }, 
                            {
                                "value": "707"
                            }, 
                            {
                                "value": "913"
                            }, 
                            {
                                "value": "1112"
                            }, 
                            {
                                "value": "1104"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity/Conductivity of Magnesium Oxide/Silicon Carbide Composites, J. Luo, R. Stevens, and R. Taylor, Journal of the American Ceramic Society, Vol. 80 3, pp. 699-704 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.072"
                    }, 
                    {
                        "value": "0.071"
                    }, 
                    {
                        "value": "0.067"
                    }, 
                    {
                        "value": "0.061"
                    }, 
                    {
                        "value": "0.057"
                    }, 
                    {
                        "value": "0.056"
                    }, 
                    {
                        "value": "0.049"
                    }, 
                    {
                        "value": "0.047"
                    }, 
                    {
                        "value": "0.047"
                    }, 
                    {
                        "value": "0.044"
                    }, 
                    {
                        "value": "0.041"
                    }, 
                    {
                        "value": "0.037"
                    }, 
                    {
                        "value": "0.036"
                    }, 
                    {
                        "value": "0.034"
                    }, 
                    {
                        "value": "0.030"
                    }, 
                    {
                        "value": "0.028"
                    }, 
                    {
                        "value": "0.026"
                    }, 
                    {
                        "value": "0.025"
                    }, 
                    {
                        "value": "0.022"
                    }, 
                    {
                        "value": "0.049"
                    }, 
                    {
                        "value": "0.043"
                    }, 
                    {
                        "value": "0.038"
                    }, 
                    {
                        "value": "0.036"
                    }, 
                    {
                        "value": "0.031"
                    }, 
                    {
                        "value": "0.027"
                    }, 
                    {
                        "value": "0.024"
                    }, 
                    {
                        "value": "0.022"
                    }, 
                    {
                        "value": "0.020"
                    }, 
                    {
                        "value": "0.017"
                    }, 
                    {
                        "value": "0.058"
                    }, 
                    {
                        "value": "0.054"
                    }, 
                    {
                        "value": "0.051"
                    }, 
                    {
                        "value": "0.046"
                    }, 
                    {
                        "value": "0.047"
                    }, 
                    {
                        "value": "0.044"
                    }, 
                    {
                        "value": "0.040"
                    }, 
                    {
                        "value": "0.041"
                    }, 
                    {
                        "value": "0.037"
                    }, 
                    {
                        "value": "0.036"
                    }, 
                    {
                        "value": "0.032"
                    }, 
                    {
                        "value": "0.030"
                    }, 
                    {
                        "value": "0.030"
                    }, 
                    {
                        "value": "0.026"
                    }, 
                    {
                        "value": "0.024"
                    }, 
                    {
                        "value": "0.023"
                    }, 
                    {
                        "value": "0.021"
                    }, 
                    {
                        "value": "0.064"
                    }, 
                    {
                        "value": "0.055"
                    }, 
                    {
                        "value": "0.047"
                    }, 
                    {
                        "value": "0.041"
                    }, 
                    {
                        "value": "0.037"
                    }, 
                    {
                        "value": "0.036"
                    }, 
                    {
                        "value": "0.033"
                    }, 
                    {
                        "value": "0.031"
                    }, 
                    {
                        "value": "0.030"
                    }, 
                    {
                        "value": "0.028"
                    }, 
                    {
                        "value": "0.026"
                    }, 
                    {
                        "value": "0.069"
                    }, 
                    {
                        "value": "0.062"
                    }, 
                    {
                        "value": "0.056"
                    }, 
                    {
                        "value": "0.050"
                    }, 
                    {
                        "value": "0.043"
                    }, 
                    {
                        "value": "0.035"
                    }, 
                    {
                        "value": "0.032"
                    }, 
                    {
                        "value": "0.032"
                    }, 
                    {
                        "value": "0.032"
                    }, 
                    {
                        "value": "0.029"
                    }, 
                    {
                        "value": "0.030"
                    }, 
                    {
                        "value": "0.025"
                    }, 
                    {
                        "value": "0.024"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "98.0"
                            }, 
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "9.15"
                            }, 
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "9.15"
                            }, 
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "242"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "311"
                            }, 
                            {
                                "value": "319"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "418"
                            }, 
                            {
                                "value": "464"
                            }, 
                            {
                                "value": "495"
                            }, 
                            {
                                "value": "564"
                            }, 
                            {
                                "value": "648"
                            }, 
                            {
                                "value": "656"
                            }, 
                            {
                                "value": "748"
                            }, 
                            {
                                "value": "755"
                            }, 
                            {
                                "value": "855"
                            }, 
                            {
                                "value": "954"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "197"
                            }, 
                            {
                                "value": "296"
                            }, 
                            {
                                "value": "403"
                            }, 
                            {
                                "value": "419"
                            }, 
                            {
                                "value": "518"
                            }, 
                            {
                                "value": "603"
                            }, 
                            {
                                "value": "679"
                            }, 
                            {
                                "value": "794"
                            }, 
                            {
                                "value": "893"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "204"
                            }, 
                            {
                                "value": "258"
                            }, 
                            {
                                "value": "304"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "372"
                            }, 
                            {
                                "value": "418"
                            }, 
                            {
                                "value": "472"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "526"
                            }, 
                            {
                                "value": "564"
                            }, 
                            {
                                "value": "610"
                            }, 
                            {
                                "value": "648"
                            }, 
                            {
                                "value": "702"
                            }, 
                            {
                                "value": "771"
                            }, 
                            {
                                "value": "870"
                            }, 
                            {
                                "value": "909"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "296"
                            }, 
                            {
                                "value": "365"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "564"
                            }, 
                            {
                                "value": "633"
                            }, 
                            {
                                "value": "694"
                            }, 
                            {
                                "value": "755"
                            }, 
                            {
                                "value": "839"
                            }, 
                            {
                                "value": "916"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "203"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "303"
                            }, 
                            {
                                "value": "365"
                            }, 
                            {
                                "value": "464"
                            }, 
                            {
                                "value": "564"
                            }, 
                            {
                                "value": "572"
                            }, 
                            {
                                "value": "648"
                            }, 
                            {
                                "value": "732"
                            }, 
                            {
                                "value": "725"
                            }, 
                            {
                                "value": "817"
                            }, 
                            {
                                "value": "908"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Grain Size Dependences of Vickers Microhardness and Fracture Toughness in Al2O3 and Y2O3 Ceramics, T. Tani, Y. Miyamoto, M. Koizumi, and M. Shimada, Ceramics International, Vol. 12, pp. 33-37 (1986), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "1.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "33"
                            }, 
                            {
                                "value": "62"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "34"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "6.6"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "34"
                            }, 
                            {
                                "value": "63"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Grain Size Dependences of Vickers Microhardness and Fracture Toughness in Al2O3 and Y2O3 Ceramics, T. Tani, Y. Miyamoto, M. Koizumi, and M. Shimada, Ceramics International, Vol. 12, pp. 33-37 (1986), published by Elsevier Science Ltd.."
            }
        ], 
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            "Alumina"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
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            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "18"
                    }, 
                    {
                        "value": "23"
                    }, 
                    {
                        "value": "22"
                    }, 
                    {
                        "value": "24"
                    }, 
                    {
                        "value": "25"
                    }, 
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "5.9"
                    }, 
                    {
                        "value": "6.2"
                    }, 
                    {
                        "value": "6.5"
                    }, 
                    {
                        "value": "6.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "5.4"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "57"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "33"
                            }, 
                            {
                                "value": "59"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "33"
                            }, 
                            {
                                "value": "59"
                            }
                        ], 
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                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
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            {
                "citation": "Grain Size Dependences of Vickers Microhardness and Fracture Toughness in Al2O3 and Y2O3 Ceramics, T. Tani, Y. Miyamoto, M. Koizumi, and M. Shimada, Ceramics International, Vol. 12, pp. 33-37 (1986), published by Elsevier Science Ltd.."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    {
                        "value": "Y-O"
                    }
                ], 
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            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
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                        "value": "2.0"
                    }, 
                    {
                        "value": "2.1"
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                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "1.0"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "1.9"
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                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "0.9"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.19"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "0.19"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "220"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Hot Isostatic Pressing"
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                        "value": "Y-O"
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            {
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                        "value": "8.0"
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                        "value": "6.9"
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                        "value": "5.5"
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                        "value": "4.2"
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                    {
                        "value": "4.2"
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                        "value": "4.8"
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                        "value": "4.0"
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                        "value": "2.9"
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                        "value": "2.6"
                    }, 
                    {
                        "value": "2.7"
                    }
                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$\\mu$m", 
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                                "value": "0.2"
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                            {
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                                "value": "210"
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                            {
                                "value": "0.21"
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                                "value": "1.2"
                            }, 
                            {
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                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "210"
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                ], 
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        ]
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        ], 
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        ], 
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                ], 
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                            {
                                "value": "A1g"
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                            {
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            }
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            }
        ], 
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                "conditions": [
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        ], 
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                    {
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                                "value": "1200"
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        ], 
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        ], 
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                    {
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                    {
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                ], 
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                                "value": "ZFME"
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                "conditions": [
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                            {
                                "value": "Z5"
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                                "value": "ZFME"
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                                "value": "ZrO2"
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                "citation": "Creep Behaviour of Alumina, Zirconia and Zirconia-Toughened Alumina, J. Chevalier, C. Olagnon, G. Fantozzi, and H. Gros, Journal of the European Ceramic Society, Vol. 17, pp. 859-864 (1997), published by Elsevier Science Ltd.."
            }
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            }
        ], 
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                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }
                        ], 
                        "name": "Atom Fraction of 13 C"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "103"
                            }, 
                            {
                                "value": "108"
                            }, 
                            {
                                "value": "109"
                            }, 
                            {
                                "value": "108"
                            }, 
                            {
                                "value": "118"
                            }, 
                            {
                                "value": "117"
                            }, 
                            {
                                "value": "121"
                            }, 
                            {
                                "value": "122"
                            }, 
                            {
                                "value": "124"
                            }, 
                            {
                                "value": "128"
                            }, 
                            {
                                "value": "131"
                            }, 
                            {
                                "value": "133"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "143"
                            }, 
                            {
                                "value": "138"
                            }, 
                            {
                                "value": "139"
                            }, 
                            {
                                "value": "141"
                            }, 
                            {
                                "value": "143"
                            }, 
                            {
                                "value": "144"
                            }, 
                            {
                                "value": "148"
                            }, 
                            {
                                "value": "154"
                            }, 
                            {
                                "value": "154"
                            }, 
                            {
                                "value": "159"
                            }, 
                            {
                                "value": "164"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "168"
                            }, 
                            {
                                "value": "171"
                            }, 
                            {
                                "value": "173"
                            }, 
                            {
                                "value": "178"
                            }, 
                            {
                                "value": "184"
                            }, 
                            {
                                "value": "185"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "193"
                            }, 
                            {
                                "value": "199"
                            }, 
                            {
                                "value": "202"
                            }, 
                            {
                                "value": "205"
                            }, 
                            {
                                "value": "218"
                            }, 
                            {
                                "value": "224"
                            }, 
                            {
                                "value": "246"
                            }, 
                            {
                                "value": "265"
                            }, 
                            {
                                "value": "278"
                            }, 
                            {
                                "value": "279"
                            }, 
                            {
                                "value": "302"
                            }, 
                            {
                                "value": "304"
                            }, 
                            {
                                "value": "317"
                            }, 
                            {
                                "value": "324"
                            }, 
                            {
                                "value": "333"
                            }, 
                            {
                                "value": "378"
                            }, 
                            {
                                "value": "125"
                            }, 
                            {
                                "value": "126"
                            }, 
                            {
                                "value": "137"
                            }, 
                            {
                                "value": "148"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "169"
                            }, 
                            {
                                "value": "171"
                            }, 
                            {
                                "value": "173"
                            }, 
                            {
                                "value": "177"
                            }, 
                            {
                                "value": "178"
                            }, 
                            {
                                "value": "187"
                            }, 
                            {
                                "value": "187"
                            }, 
                            {
                                "value": "191"
                            }, 
                            {
                                "value": "195"
                            }, 
                            {
                                "value": "205"
                            }, 
                            {
                                "value": "208"
                            }, 
                            {
                                "value": "226"
                            }, 
                            {
                                "value": "224"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "258"
                            }, 
                            {
                                "value": "261"
                            }, 
                            {
                                "value": "266"
                            }, 
                            {
                                "value": "271"
                            }, 
                            {
                                "value": "276"
                            }, 
                            {
                                "value": "284"
                            }, 
                            {
                                "value": "299"
                            }, 
                            {
                                "value": "306"
                            }, 
                            {
                                "value": "314"
                            }, 
                            {
                                "value": "321"
                            }, 
                            {
                                "value": "333"
                            }, 
                            {
                                "value": "345"
                            }, 
                            {
                                "value": "351"
                            }, 
                            {
                                "value": "372"
                            }, 
                            {
                                "value": "382"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Radiant Tube Technology:  Component Test and Design Verification, J.R. Hellmann and A.E. Segall, Projects Within the Center for Advanced Materials, pp. 51-68 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.88"
                    }, 
                    {
                        "value": "0.47"
                    }, 
                    {
                        "value": "0.28"
                    }, 
                    {
                        "value": "0.20"
                    }, 
                    {
                        "value": "0.15"
                    }, 
                    {
                        "value": "0.12"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "950"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Physical Property Measurements of High Temperature Composites, J.R. Hellmann, D.J. Green, and M.F. Modest, Projects Within the Center for Advanced Materials, pp. 75-87 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tube"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.160"
                    }, 
                    {
                        "value": "0.159"
                    }, 
                    {
                        "value": "0.158"
                    }, 
                    {
                        "value": "0.157"
                    }, 
                    {
                        "value": "0.156"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Physical Property Measurements of High Temperature Composites, J.R. Hellmann, D.J. Green, and M.F. Modest, Projects Within the Center for Advanced Materials, pp. 75-87 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tube"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.04", 
                        "value": "0.73"
                    }, 
                    {
                        "uncertainty": "0.03", 
                        "value": "0.48"
                    }, 
                    {
                        "uncertainty": "0.02", 
                        "value": "0.34"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "0.22"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "0.17"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "0.13"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "0.11"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "0.09"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "0.08"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Titanium-Titanium Carbide System, E. K. Storms, The Refractory Carbides, pp. 1-17 (1967), published by Academic Press."
            }
        ], 
        "names": [
            "Titanium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "564.29"
                    }, 
                    {
                        "value": "568.20"
                    }, 
                    {
                        "value": "703.27"
                    }, 
                    {
                        "value": "763.33"
                    }, 
                    {
                        "value": "794.76"
                    }, 
                    {
                        "value": "812.92"
                    }, 
                    {
                        "value": "825.49"
                    }, 
                    {
                        "value": "835.26"
                    }, 
                    {
                        "value": "843.64"
                    }, 
                    {
                        "value": "852.72"
                    }, 
                    {
                        "value": "861.10"
                    }, 
                    {
                        "value": "870.88"
                    }, 
                    {
                        "value": "881.36"
                    }, 
                    {
                        "value": "893.23"
                    }, 
                    {
                        "value": "905.80"
                    }, 
                    {
                        "value": "920.47"
                    }, 
                    {
                        "value": "935.83"
                    }, 
                    {
                        "value": "953.29"
                    }, 
                    {
                        "value": "972.15"
                    }, 
                    {
                        "value": "992.40"
                    }, 
                    {
                        "value": "1014.05"
                    }, 
                    {
                        "value": "1037.10"
                    }, 
                    {
                        "value": "1061.54"
                    }, 
                    {
                        "value": "1088.08"
                    }, 
                    {
                        "value": "1116.01"
                    }, 
                    {
                        "value": "1145.34"
                    }, 
                    {
                        "value": "1176.07"
                    }, 
                    {
                        "value": "1208.90"
                    }, 
                    {
                        "value": "1243.12"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.15"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2300"
                            }, 
                            {
                                "value": "2400"
                            }, 
                            {
                                "value": "2500"
                            }, 
                            {
                                "value": "2600"
                            }, 
                            {
                                "value": "2700"
                            }, 
                            {
                                "value": "2800"
                            }, 
                            {
                                "value": "2900"
                            }, 
                            {
                                "value": "3000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "33.81"
                            }, 
                            {
                                "value": "34.04"
                            }, 
                            {
                                "value": "42.13"
                            }, 
                            {
                                "value": "45.73"
                            }, 
                            {
                                "value": "47.61"
                            }, 
                            {
                                "value": "48.70"
                            }, 
                            {
                                "value": "49.45"
                            }, 
                            {
                                "value": "50.04"
                            }, 
                            {
                                "value": "50.54"
                            }, 
                            {
                                "value": "51.09"
                            }, 
                            {
                                "value": "51.59"
                            }, 
                            {
                                "value": "52.17"
                            }, 
                            {
                                "value": "52.80"
                            }, 
                            {
                                "value": "53.51"
                            }, 
                            {
                                "value": "54.27"
                            }, 
                            {
                                "value": "55.15"
                            }, 
                            {
                                "value": "56.07"
                            }, 
                            {
                                "value": "57.11"
                            }, 
                            {
                                "value": "58.24"
                            }, 
                            {
                                "value": "59.45"
                            }, 
                            {
                                "value": "60.75"
                            }, 
                            {
                                "value": "62.13"
                            }, 
                            {
                                "value": "63.60"
                            }, 
                            {
                                "value": "65.19"
                            }, 
                            {
                                "value": "66.86"
                            }, 
                            {
                                "value": "68.62"
                            }, 
                            {
                                "value": "70.46"
                            }, 
                            {
                                "value": "72.43"
                            }, 
                            {
                                "value": "74.48"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Yttrium Oxide, Dysprosium Oxide, Holmium Oxide, and Erbium Oxide:  Room Temperature Measurements, W.R. Manning, O. Hunter, Jr., and B.R. Powell, Jr., Journal of the American Ceramic Society, Vol. 52 8, pp. 436-442 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttria"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "158"
                    }, 
                    {
                        "value": "154"
                    }, 
                    {
                        "value": "146"
                    }, 
                    {
                        "value": "149"
                    }, 
                    {
                        "value": "145"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "142"
                    }, 
                    {
                        "value": "135"
                    }, 
                    {
                        "value": "137"
                    }, 
                    {
                        "value": "133"
                    }, 
                    {
                        "value": "125"
                    }, 
                    {
                        "value": "113"
                    }, 
                    {
                        "value": "104"
                    }, 
                    {
                        "value": "100"
                    }, 
                    {
                        "value": "94"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3.8"
                            }, 
                            {
                                "value": "4.9"
                            }, 
                            {
                                "value": "7.3"
                            }, 
                            {
                                "value": "7.6"
                            }, 
                            {
                                "value": "7.9"
                            }, 
                            {
                                "value": "8.2"
                            }, 
                            {
                                "value": "8.7"
                            }, 
                            {
                                "value": "10.5"
                            }, 
                            {
                                "value": "10.7"
                            }, 
                            {
                                "value": "11.6"
                            }, 
                            {
                                "value": "14.0"
                            }, 
                            {
                                "value": "17.2"
                            }, 
                            {
                                "value": "19.5"
                            }, 
                            {
                                "value": "20.6"
                            }, 
                            {
                                "value": "21.8"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Yttrium Oxide, Dysprosium Oxide, Holmium Oxide, and Erbium Oxide:  Room Temperature Measurements, W.R. Manning, O. Hunter, Jr., and B.R. Powell, Jr., Journal of the American Ceramic Society, Vol. 52 8, pp. 436-442 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttria"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "61"
                    }, 
                    {
                        "value": "59"
                    }, 
                    {
                        "value": "57"
                    }, 
                    {
                        "value": "55"
                    }, 
                    {
                        "value": "58"
                    }, 
                    {
                        "value": "56"
                    }, 
                    {
                        "value": "53"
                    }, 
                    {
                        "value": "55"
                    }, 
                    {
                        "value": "52"
                    }, 
                    {
                        "value": "54"
                    }, 
                    {
                        "value": "51"
                    }, 
                    {
                        "value": "47"
                    }, 
                    {
                        "value": "43"
                    }, 
                    {
                        "value": "40"
                    }, 
                    {
                        "value": "38"
                    }, 
                    {
                        "value": "37"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3.9"
                            }, 
                            {
                                "value": "4.8"
                            }, 
                            {
                                "value": "7.4"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.7"
                            }, 
                            {
                                "value": "8.0"
                            }, 
                            {
                                "value": "8.1"
                            }, 
                            {
                                "value": "8.6"
                            }, 
                            {
                                "value": "10.6"
                            }, 
                            {
                                "value": "10.9"
                            }, 
                            {
                                "value": "11.5"
                            }, 
                            {
                                "value": "13.8"
                            }, 
                            {
                                "value": "17.2"
                            }, 
                            {
                                "value": "19.5"
                            }, 
                            {
                                "value": "20.6"
                            }, 
                            {
                                "value": "21.8"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Yttrium Oxide, Dysprosium Oxide, Holmium Oxide, and Erbium Oxide:  Room Temperature Measurements, W.R. Manning, O. Hunter, Jr., and B.R. Powell, Jr., Journal of the American Ceramic Society, Vol. 52 8, pp. 436-442 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Dysprosia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Dy2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Dy-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "153"
                    }, 
                    {
                        "value": "153"
                    }, 
                    {
                        "value": "151"
                    }, 
                    {
                        "value": "153"
                    }, 
                    {
                        "value": "143"
                    }, 
                    {
                        "value": "143"
                    }, 
                    {
                        "value": "136"
                    }, 
                    {
                        "value": "132"
                    }, 
                    {
                        "value": "126"
                    }, 
                    {
                        "value": "126"
                    }, 
                    {
                        "value": "119"
                    }, 
                    {
                        "value": "122"
                    }, 
                    {
                        "value": "109"
                    }, 
                    {
                        "value": "104"
                    }, 
                    {
                        "value": "105"
                    }, 
                    {
                        "value": "100"
                    }, 
                    {
                        "value": "100"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.9"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.3"
                            }, 
                            {
                                "value": "3.8"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "5.8"
                            }, 
                            {
                                "value": "6.8"
                            }, 
                            {
                                "value": "7.7"
                            }, 
                            {
                                "value": "9.0"
                            }, 
                            {
                                "value": "9.7"
                            }, 
                            {
                                "value": "11.4"
                            }, 
                            {
                                "value": "12.3"
                            }, 
                            {
                                "value": "14.8"
                            }, 
                            {
                                "value": "16.7"
                            }, 
                            {
                                "value": "17.5"
                            }, 
                            {
                                "value": "18.1"
                            }, 
                            {
                                "value": "18.9"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Yttrium Oxide, Dysprosium Oxide, Holmium Oxide, and Erbium Oxide:  Room Temperature Measurements, W.R. Manning, O. Hunter, Jr., and B.R. Powell, Jr., Journal of the American Ceramic Society, Vol. 52 8, pp. 436-442 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Dysprosia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Dy2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Dy-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "60"
                    }, 
                    {
                        "value": "60"
                    }, 
                    {
                        "value": "57"
                    }, 
                    {
                        "value": "59"
                    }, 
                    {
                        "value": "55"
                    }, 
                    {
                        "value": "55"
                    }, 
                    {
                        "value": "55"
                    }, 
                    {
                        "value": "52"
                    }, 
                    {
                        "value": "53"
                    }, 
                    {
                        "value": "51"
                    }, 
                    {
                        "value": "51"
                    }, 
                    {
                        "value": "49"
                    }, 
                    {
                        "value": "48"
                    }, 
                    {
                        "value": "45"
                    }, 
                    {
                        "value": "47"
                    }, 
                    {
                        "value": "43"
                    }, 
                    {
                        "value": "40"
                    }, 
                    {
                        "value": "41"
                    }, 
                    {
                        "value": "40"
                    }, 
                    {
                        "value": "40"
                    }, 
                    {
                        "value": "40"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.2"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "3.8"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.8"
                            }, 
                            {
                                "value": "6.1"
                            }, 
                            {
                                "value": "6.7"
                            }, 
                            {
                                "value": "6.8"
                            }, 
                            {
                                "value": "6.8"
                            }, 
                            {
                                "value": "7.9"
                            }, 
                            {
                                "value": "9.0"
                            }, 
                            {
                                "value": "9.7"
                            }, 
                            {
                                "value": "11.4"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "14.8"
                            }, 
                            {
                                "value": "16.8"
                            }, 
                            {
                                "value": "17.4"
                            }, 
                            {
                                "value": "18.3"
                            }, 
                            {
                                "value": "18.9"
                            }, 
                            {
                                "value": "19.2"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Yttrium Oxide, Dysprosium Oxide, Holmium Oxide, and Erbium Oxide:  Room Temperature Measurements, W.R. Manning, O. Hunter, Jr., and B.R. Powell, Jr., Journal of the American Ceramic Society, Vol. 52 8, pp. 436-442 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Holmia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Ho2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ho-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "163"
                    }, 
                    {
                        "value": "164"
                    }, 
                    {
                        "value": "166"
                    }, 
                    {
                        "value": "159"
                    }, 
                    {
                        "value": "147"
                    }, 
                    {
                        "value": "146"
                    }, 
                    {
                        "value": "141"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "145"
                    }, 
                    {
                        "value": "143"
                    }, 
                    {
                        "value": "139"
                    }, 
                    {
                        "value": "136"
                    }, 
                    {
                        "value": "137"
                    }, 
                    {
                        "value": "134"
                    }, 
                    {
                        "value": "131"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "123"
                    }, 
                    {
                        "value": "118"
                    }, 
                    {
                        "value": "116"
                    }, 
                    {
                        "value": "109"
                    }, 
                    {
                        "value": "105"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "4.5"
                            }, 
                            {
                                "value": "5.7"
                            }, 
                            {
                                "value": "6.6"
                            }, 
                            {
                                "value": "7.1"
                            }, 
                            {
                                "value": "7.3"
                            }, 
                            {
                                "value": "7.3"
                            }, 
                            {
                                "value": "7.6"
                            }, 
                            {
                                "value": "8.5"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "9.6"
                            }, 
                            {
                                "value": "9.8"
                            }, 
                            {
                                "value": "10.7"
                            }, 
                            {
                                "value": "11.6"
                            }, 
                            {
                                "value": "12.3"
                            }, 
                            {
                                "value": "13.2"
                            }, 
                            {
                                "value": "15.7"
                            }, 
                            {
                                "value": "17.4"
                            }, 
                            {
                                "value": "18.1"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Yttrium Oxide, Dysprosium Oxide, Holmium Oxide, and Erbium Oxide:  Room Temperature Measurements, W.R. Manning, O. Hunter, Jr., and B.R. Powell, Jr., Journal of the American Ceramic Society, Vol. 52 8, pp. 436-442 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Holmia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Ho2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ho-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "64"
                    }, 
                    {
                        "value": "62"
                    }, 
                    {
                        "value": "64"
                    }, 
                    {
                        "value": "61"
                    }, 
                    {
                        "value": "56"
                    }, 
                    {
                        "value": "56"
                    }, 
                    {
                        "value": "54"
                    }, 
                    {
                        "value": "56"
                    }, 
                    {
                        "value": "53"
                    }, 
                    {
                        "value": "55"
                    }, 
                    {
                        "value": "53"
                    }, 
                    {
                        "value": "53"
                    }, 
                    {
                        "value": "53"
                    }, 
                    {
                        "value": "52"
                    }, 
                    {
                        "value": "51"
                    }, 
                    {
                        "value": "51"
                    }, 
                    {
                        "value": "49"
                    }, 
                    {
                        "value": "47"
                    }, 
                    {
                        "value": "45"
                    }, 
                    {
                        "value": "43"
                    }, 
                    {
                        "value": "41"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.4"
                            }, 
                            {
                                "value": "5.7"
                            }, 
                            {
                                "value": "6.6"
                            }, 
                            {
                                "value": "7.0"
                            }, 
                            {
                                "value": "7.3"
                            }, 
                            {
                                "value": "7.3"
                            }, 
                            {
                                "value": "7.6"
                            }, 
                            {
                                "value": "8.7"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "9.9"
                            }, 
                            {
                                "value": "10.8"
                            }, 
                            {
                                "value": "11.6"
                            }, 
                            {
                                "value": "12.2"
                            }, 
                            {
                                "value": "13.3"
                            }, 
                            {
                                "value": "15.8"
                            }, 
                            {
                                "value": "17.4"
                            }, 
                            {
                                "value": "18.1"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Yttrium Oxide, Dysprosium Oxide, Holmium Oxide, and Erbium Oxide:  Room Temperature Measurements, W.R. Manning, O. Hunter, Jr., and B.R. Powell, Jr., Journal of the American Ceramic Society, Vol. 52 8, pp. 436-442 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Erbia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Er2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Er-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "157"
                    }, 
                    {
                        "value": "152"
                    }, 
                    {
                        "value": "154"
                    }, 
                    {
                        "value": "154"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "151"
                    }, 
                    {
                        "value": "151"
                    }, 
                    {
                        "value": "152"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "144"
                    }, 
                    {
                        "value": "142"
                    }, 
                    {
                        "value": "143"
                    }, 
                    {
                        "value": "127"
                    }, 
                    {
                        "value": "125"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "104"
                    }, 
                    {
                        "value": "111"
                    }, 
                    {
                        "value": "107"
                    }, 
                    {
                        "value": "103"
                    }, 
                    {
                        "value": "97"
                    }, 
                    {
                        "value": "101"
                    }, 
                    {
                        "value": "98"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.4"
                            }, 
                            {
                                "value": "5.6"
                            }, 
                            {
                                "value": "6.2"
                            }, 
                            {
                                "value": "6.1"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.7"
                            }, 
                            {
                                "value": "7.9"
                            }, 
                            {
                                "value": "8.4"
                            }, 
                            {
                                "value": "9.2"
                            }, 
                            {
                                "value": "12.3"
                            }, 
                            {
                                "value": "14.3"
                            }, 
                            {
                                "value": "15.4"
                            }, 
                            {
                                "value": "17.1"
                            }, 
                            {
                                "value": "18.7"
                            }, 
                            {
                                "value": "19.1"
                            }, 
                            {
                                "value": "19.5"
                            }, 
                            {
                                "value": "19.8"
                            }, 
                            {
                                "value": "19.9"
                            }, 
                            {
                                "value": "20.5"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Yttrium Oxide, Dysprosium Oxide, Holmium Oxide, and Erbium Oxide:  Room Temperature Measurements, W.R. Manning, O. Hunter, Jr., and B.R. Powell, Jr., Journal of the American Ceramic Society, Vol. 52 8, pp. 436-442 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Erbia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Er2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Er-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "61"
                    }, 
                    {
                        "value": "59"
                    }, 
                    {
                        "value": "61"
                    }, 
                    {
                        "value": "61"
                    }, 
                    {
                        "value": "59"
                    }, 
                    {
                        "value": "58"
                    }, 
                    {
                        "value": "59"
                    }, 
                    {
                        "value": "58"
                    }, 
                    {
                        "value": "57"
                    }, 
                    {
                        "value": "57"
                    }, 
                    {
                        "value": "55"
                    }, 
                    {
                        "value": "50"
                    }, 
                    {
                        "value": "49"
                    }, 
                    {
                        "value": "45"
                    }, 
                    {
                        "value": "42"
                    }, 
                    {
                        "value": "42"
                    }, 
                    {
                        "value": "43"
                    }, 
                    {
                        "value": "40"
                    }, 
                    {
                        "value": "39"
                    }, 
                    {
                        "value": "39"
                    }, 
                    {
                        "value": "39"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.4"
                            }, 
                            {
                                "value": "5.4"
                            }, 
                            {
                                "value": "5.6"
                            }, 
                            {
                                "value": "6.1"
                            }, 
                            {
                                "value": "6.2"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.8"
                            }, 
                            {
                                "value": "7.9"
                            }, 
                            {
                                "value": "8.6"
                            }, 
                            {
                                "value": "9.0"
                            }, 
                            {
                                "value": "12.3"
                            }, 
                            {
                                "value": "14.3"
                            }, 
                            {
                                "value": "15.4"
                            }, 
                            {
                                "value": "17.1"
                            }, 
                            {
                                "value": "17.4"
                            }, 
                            {
                                "value": "18.7"
                            }, 
                            {
                                "value": "19.0"
                            }, 
                            {
                                "value": "19.5"
                            }, 
                            {
                                "value": "19.9"
                            }, 
                            {
                                "value": "20.5"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microhardness of a Fine-Grain-Size Al2O3, S.D. Skrovanek and R.C. Bradt, Journal of the American Ceramic Society, Vol. 62 3, pp. 215-216 (1979), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "19.7"
                    }, 
                    {
                        "value": "19.6"
                    }, 
                    {
                        "value": "19.5"
                    }, 
                    {
                        "value": "19.4"
                    }, 
                    {
                        "value": "19.4"
                    }, 
                    {
                        "value": "19.5"
                    }, 
                    {
                        "value": "19.5"
                    }, 
                    {
                        "value": "19.5"
                    }, 
                    {
                        "value": "19.4"
                    }, 
                    {
                        "value": "18.9"
                    }, 
                    {
                        "value": "19.4"
                    }, 
                    {
                        "value": "19.4"
                    }, 
                    {
                        "value": "18.1"
                    }, 
                    {
                        "value": "18.4"
                    }, 
                    {
                        "value": "18.6"
                    }, 
                    {
                        "value": "19.0"
                    }, 
                    {
                        "value": "19.1"
                    }, 
                    {
                        "value": "17.6"
                    }, 
                    {
                        "value": "17.9"
                    }, 
                    {
                        "value": "18.6"
                    }, 
                    {
                        "value": "17.5"
                    }, 
                    {
                        "value": "17.7"
                    }, 
                    {
                        "value": "16.2"
                    }, 
                    {
                        "value": "16.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Annealing Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "5.6"
                            }, 
                            {
                                "value": "4.9"
                            }, 
                            {
                                "value": "4.5"
                            }, 
                            {
                                "value": "4.3"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "7.3"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "5.4"
                            }, 
                            {
                                "value": "6.1"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "8.4"
                            }, 
                            {
                                "value": "5.5"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Low-Temperature Heat Capacity of Pure and Reduced Rutile, P.H. Keesom and N. Pearlman, Physical Review, Vol. 112 3, pp. 800-804 (1958), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Linde Air Products"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "689"
                    }, 
                    {
                        "value": "641"
                    }, 
                    {
                        "value": "602"
                    }, 
                    {
                        "value": "572"
                    }, 
                    {
                        "value": "544"
                    }, 
                    {
                        "value": "517"
                    }, 
                    {
                        "value": "495"
                    }, 
                    {
                        "value": "479"
                    }, 
                    {
                        "value": "472"
                    }, 
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "448"
                    }
                ], 
                "units": "K", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Debye Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Low-Temperature Heat Capacity of Pure and Reduced Rutile, P.H. Keesom and N. Pearlman, Physical Review, Vol. 112 3, pp. 800-804 (1958), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Linde Air Products"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.00194"
                    }, 
                    {
                        "value": "0.00209"
                    }, 
                    {
                        "value": "0.00253"
                    }, 
                    {
                        "value": "0.00268"
                    }, 
                    {
                        "value": "0.00343"
                    }, 
                    {
                        "value": "0.00328"
                    }, 
                    {
                        "value": "0.00417"
                    }, 
                    {
                        "value": "0.00432"
                    }, 
                    {
                        "value": "0.00447"
                    }, 
                    {
                        "value": "0.00476"
                    }, 
                    {
                        "value": "0.00506"
                    }, 
                    {
                        "value": "0.00565"
                    }, 
                    {
                        "value": "0.00580"
                    }, 
                    {
                        "value": "0.00610"
                    }, 
                    {
                        "value": "0.00729"
                    }, 
                    {
                        "value": "0.00789"
                    }, 
                    {
                        "value": "0.00804"
                    }, 
                    {
                        "value": "0.00891"
                    }, 
                    {
                        "value": "0.00966"
                    }, 
                    {
                        "value": "0.01055"
                    }, 
                    {
                        "value": "0.01114"
                    }, 
                    {
                        "value": "0.01204"
                    }, 
                    {
                        "value": "0.01293"
                    }, 
                    {
                        "value": "0.01382"
                    }, 
                    {
                        "value": "0.01367"
                    }, 
                    {
                        "value": "0.01382"
                    }, 
                    {
                        "value": "0.01397"
                    }, 
                    {
                        "value": "0.05"
                    }, 
                    {
                        "value": "0.08"
                    }, 
                    {
                        "value": "0.09"
                    }, 
                    {
                        "value": "0.20"
                    }, 
                    {
                        "value": "0.25"
                    }, 
                    {
                        "value": "0.31"
                    }, 
                    {
                        "value": "0.49"
                    }, 
                    {
                        "value": "0.71"
                    }, 
                    {
                        "value": "0.94"
                    }, 
                    {
                        "value": "1.20"
                    }, 
                    {
                        "value": "1.84"
                    }, 
                    {
                        "value": "2.53"
                    }, 
                    {
                        "value": "2.58"
                    }, 
                    {
                        "value": "3.32"
                    }, 
                    {
                        "value": "4.11"
                    }, 
                    {
                        "value": "5.57"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1.87"
                            }, 
                            {
                                "value": "1.90"
                            }, 
                            {
                                "value": "2.20"
                            }, 
                            {
                                "value": "2.23"
                            }, 
                            {
                                "value": "2.40"
                            }, 
                            {
                                "value": "2.48"
                            }, 
                            {
                                "value": "2.71"
                            }, 
                            {
                                "value": "2.78"
                            }, 
                            {
                                "value": "2.77"
                            }, 
                            {
                                "value": "2.92"
                            }, 
                            {
                                "value": "2.92"
                            }, 
                            {
                                "value": "3.11"
                            }, 
                            {
                                "value": "3.12"
                            }, 
                            {
                                "value": "3.18"
                            }, 
                            {
                                "value": "3.34"
                            }, 
                            {
                                "value": "3.51"
                            }, 
                            {
                                "value": "3.51"
                            }, 
                            {
                                "value": "3.70"
                            }, 
                            {
                                "value": "3.76"
                            }, 
                            {
                                "value": "3.90"
                            }, 
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "4.09"
                            }, 
                            {
                                "value": "4.18"
                            }, 
                            {
                                "value": "4.28"
                            }, 
                            {
                                "value": "4.29"
                            }, 
                            {
                                "value": "4.31"
                            }, 
                            {
                                "value": "4.32"
                            }, 
                            {
                                "value": "8.16"
                            }, 
                            {
                                "value": "8.39"
                            }, 
                            {
                                "value": "8.62"
                            }, 
                            {
                                "value": "9.54"
                            }, 
                            {
                                "value": "10.08"
                            }, 
                            {
                                "value": "10.57"
                            }, 
                            {
                                "value": "11.83"
                            }, 
                            {
                                "value": "12.51"
                            }, 
                            {
                                "value": "13.20"
                            }, 
                            {
                                "value": "14.00"
                            }, 
                            {
                                "value": "15.25"
                            }, 
                            {
                                "value": "16.27"
                            }, 
                            {
                                "value": "16.27"
                            }, 
                            {
                                "value": "17.29"
                            }, 
                            {
                                "value": "18.19"
                            }, 
                            {
                                "value": "19.43"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "0.000155"
                            }, 
                            {
                                "value": "0.000167"
                            }, 
                            {
                                "value": "0.000202"
                            }, 
                            {
                                "value": "0.000214"
                            }, 
                            {
                                "value": "0.000274"
                            }, 
                            {
                                "value": "0.000262"
                            }, 
                            {
                                "value": "0.000333"
                            }, 
                            {
                                "value": "0.000345"
                            }, 
                            {
                                "value": "0.000357"
                            }, 
                            {
                                "value": "0.000380"
                            }, 
                            {
                                "value": "0.000404"
                            }, 
                            {
                                "value": "0.000451"
                            }, 
                            {
                                "value": "0.000463"
                            }, 
                            {
                                "value": "0.000487"
                            }, 
                            {
                                "value": "0.000582"
                            }, 
                            {
                                "value": "0.000630"
                            }, 
                            {
                                "value": "0.000642"
                            }, 
                            {
                                "value": "0.000712"
                            }, 
                            {
                                "value": "0.000772"
                            }, 
                            {
                                "value": "0.000843"
                            }, 
                            {
                                "value": "0.000890"
                            }, 
                            {
                                "value": "0.000962"
                            }, 
                            {
                                "value": "0.001033"
                            }, 
                            {
                                "value": "0.001104"
                            }, 
                            {
                                "value": "0.001092"
                            }, 
                            {
                                "value": "0.001104"
                            }, 
                            {
                                "value": "0.001116"
                            }, 
                            {
                                "value": "0.004"
                            }, 
                            {
                                "value": "0.006"
                            }, 
                            {
                                "value": "0.007"
                            }, 
                            {
                                "value": "0.016"
                            }, 
                            {
                                "value": "0.020"
                            }, 
                            {
                                "value": "0.025"
                            }, 
                            {
                                "value": "0.039"
                            }, 
                            {
                                "value": "0.057"
                            }, 
                            {
                                "value": "0.075"
                            }, 
                            {
                                "value": "0.093"
                            }, 
                            {
                                "value": "0.147"
                            }, 
                            {
                                "value": "0.202"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.265"
                            }, 
                            {
                                "value": "0.328"
                            }, 
                            {
                                "value": "0.445"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strength Characterization of Yttria-Doped Sintered Silicon Nitride, R.K. Govila, Journal of Materials Science, Vol. 20, pp. 4345-4353 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "GTE"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SNW-1000"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Plate"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "68", 
                        "value": "455"
                    }, 
                    {
                        "uncertainty": "29", 
                        "value": "478"
                    }, 
                    {
                        "uncertainty": "15", 
                        "value": "488"
                    }, 
                    {
                        "uncertainty": "53", 
                        "value": "662"
                    }, 
                    {
                        "uncertainty": "17", 
                        "value": "267"
                    }, 
                    {
                        "uncertainty": "13", 
                        "value": "222"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strength Characterization of Yttria-Doped Sintered Silicon Nitride, R.K. Govila, Journal of Materials Science, Vol. 20, pp. 4345-4353 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "GTE"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SNW-1000"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Plate"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "16.5"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Ultrasonic Velocity in Sintered Uranium Dioxide Pellets, J.P. Panakkal and J.K. Ghosh, Journal of Materials Science Letters, Vol. 3, pp. 835-836 (1984), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Uranium dioxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "UO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "U-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.60"
                    }, 
                    {
                        "value": "4.64"
                    }, 
                    {
                        "value": "4.63"
                    }, 
                    {
                        "value": "4.67"
                    }, 
                    {
                        "value": "4.74"
                    }, 
                    {
                        "value": "4.76"
                    }, 
                    {
                        "value": "4.78"
                    }, 
                    {
                        "value": "4.86"
                    }, 
                    {
                        "value": "4.89"
                    }, 
                    {
                        "value": "4.99"
                    }, 
                    {
                        "value": "4.98"
                    }, 
                    {
                        "value": "4.99"
                    }, 
                    {
                        "value": "5.01"
                    }, 
                    {
                        "value": "5.01"
                    }, 
                    {
                        "value": "5.07"
                    }, 
                    {
                        "value": "5.13"
                    }, 
                    {
                        "value": "5.15"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Longitudinal"
                            }
                        ], 
                        "name": "Mode"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "9.76"
                            }, 
                            {
                                "value": "9.80"
                            }, 
                            {
                                "value": "9.82"
                            }, 
                            {
                                "value": "9.81"
                            }, 
                            {
                                "value": "9.97"
                            }, 
                            {
                                "value": "9.96"
                            }, 
                            {
                                "value": "9.97"
                            }, 
                            {
                                "value": "10.11"
                            }, 
                            {
                                "value": "10.12"
                            }, 
                            {
                                "value": "10.27"
                            }, 
                            {
                                "value": "10.28"
                            }, 
                            {
                                "value": "10.30"
                            }, 
                            {
                                "value": "10.32"
                            }, 
                            {
                                "value": "10.32"
                            }, 
                            {
                                "value": "10.42"
                            }, 
                            {
                                "value": "10.46"
                            }, 
                            {
                                "value": "10.49"
                            }
                        ], 
                        "name": "Specimen Density"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Molar Heat Capacity and Thermodynamic Functions of the Type II Antiferromagnet MnO, J.L. Shapiro, B.F. Woodfield, R. Stevens, J. Boerio-Goates, and M.L. Wilson, Journal of Chemical Thermodynamics, Vol. 31, pp. 725-739 (1999), published by Academic Press Ltd.."
            }
        ], 
        "names": [
            "Manganese oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MnO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mn-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Alfa Aesar"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.134"
                    }, 
                    {
                        "value": "0.550"
                    }, 
                    {
                        "value": "2.371"
                    }, 
                    {
                        "value": "7.594"
                    }, 
                    {
                        "value": "18.33"
                    }, 
                    {
                        "value": "34.50"
                    }, 
                    {
                        "value": "54.98"
                    }, 
                    {
                        "value": "78.94"
                    }, 
                    {
                        "value": "105.5"
                    }, 
                    {
                        "value": "132.9"
                    }, 
                    {
                        "value": "190.0"
                    }, 
                    {
                        "value": "249.2"
                    }, 
                    {
                        "value": "310.4"
                    }, 
                    {
                        "value": "376.7"
                    }, 
                    {
                        "value": "453.6"
                    }, 
                    {
                        "value": "565.4"
                    }, 
                    {
                        "value": "462.5"
                    }, 
                    {
                        "value": "440.7"
                    }, 
                    {
                        "value": "451.5"
                    }, 
                    {
                        "value": "464.4"
                    }, 
                    {
                        "value": "480.7"
                    }, 
                    {
                        "value": "496.2"
                    }, 
                    {
                        "value": "510.9"
                    }, 
                    {
                        "value": "524.5"
                    }, 
                    {
                        "value": "537.4"
                    }, 
                    {
                        "value": "549.2"
                    }, 
                    {
                        "value": "560.4"
                    }, 
                    {
                        "value": "570.5"
                    }, 
                    {
                        "value": "579.9"
                    }, 
                    {
                        "value": "588.7"
                    }, 
                    {
                        "value": "596.7"
                    }, 
                    {
                        "value": "604.2"
                    }, 
                    {
                        "value": "606.5"
                    }, 
                    {
                        "value": "611.2"
                    }, 
                    {
                        "value": "617.6"
                    }, 
                    {
                        "value": "622.5"
                    }, 
                    {
                        "value": "623.5"
                    }, 
                    {
                        "value": "634.2"
                    }, 
                    {
                        "value": "643.5"
                    }, 
                    {
                        "value": "651.7"
                    }, 
                    {
                        "value": "658.7"
                    }, 
                    {
                        "value": "659.9"
                    }, 
                    {
                        "value": "665.9"
                    }, 
                    {
                        "value": "671.6"
                    }, 
                    {
                        "value": "676.9"
                    }, 
                    {
                        "value": "682.2"
                    }, 
                    {
                        "value": "686.9"
                    }, 
                    {
                        "value": "698.2"
                    }, 
                    {
                        "value": "708.2"
                    }, 
                    {
                        "value": "717.4"
                    }, 
                    {
                        "value": "725.9"
                    }, 
                    {
                        "value": "733.7"
                    }, 
                    {
                        "value": "741.1"
                    }, 
                    {
                        "value": "748.0"
                    }, 
                    {
                        "value": "754.5"
                    }, 
                    {
                        "value": "760.7"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "273.15"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "298.15"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "360"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "420"
                            }, 
                            {
                                "value": "440"
                            }, 
                            {
                                "value": "460"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J/(mol K", 
                        "scalars": [
                            {
                                "value": "0.00951"
                            }, 
                            {
                                "value": "0.03900"
                            }, 
                            {
                                "value": "0.1682"
                            }, 
                            {
                                "value": "0.5387"
                            }, 
                            {
                                "value": "1.300"
                            }, 
                            {
                                "value": "2.447"
                            }, 
                            {
                                "value": "3.900"
                            }, 
                            {
                                "value": "5.600"
                            }, 
                            {
                                "value": "7.483"
                            }, 
                            {
                                "value": "9.426"
                            }, 
                            {
                                "value": "13.48"
                            }, 
                            {
                                "value": "17.68"
                            }, 
                            {
                                "value": "22.02"
                            }, 
                            {
                                "value": "26.72"
                            }, 
                            {
                                "value": "32.18"
                            }, 
                            {
                                "value": "40.11"
                            }, 
                            {
                                "value": "32.81"
                            }, 
                            {
                                "value": "31.26"
                            }, 
                            {
                                "value": "32.03"
                            }, 
                            {
                                "value": "32.94"
                            }, 
                            {
                                "value": "34.10"
                            }, 
                            {
                                "value": "35.20"
                            }, 
                            {
                                "value": "36.24"
                            }, 
                            {
                                "value": "37.21"
                            }, 
                            {
                                "value": "38.12"
                            }, 
                            {
                                "value": "38.96"
                            }, 
                            {
                                "value": "39.75"
                            }, 
                            {
                                "value": "40.47"
                            }, 
                            {
                                "value": "41.14"
                            }, 
                            {
                                "value": "41.76"
                            }, 
                            {
                                "value": "42.33"
                            }, 
                            {
                                "value": "42.86"
                            }, 
                            {
                                "value": "43.02"
                            }, 
                            {
                                "value": "43.36"
                            }, 
                            {
                                "value": "43.81"
                            }, 
                            {
                                "value": "44.16"
                            }, 
                            {
                                "value": "44.23"
                            }, 
                            {
                                "value": "44.99"
                            }, 
                            {
                                "value": "45.65"
                            }, 
                            {
                                "value": "46.23"
                            }, 
                            {
                                "value": "46.73"
                            }, 
                            {
                                "value": "46.81"
                            }, 
                            {
                                "value": "47.24"
                            }, 
                            {
                                "value": "47.64"
                            }, 
                            {
                                "value": "48.02"
                            }, 
                            {
                                "value": "48.39"
                            }, 
                            {
                                "value": "48.73"
                            }, 
                            {
                                "value": "49.53"
                            }, 
                            {
                                "value": "50.24"
                            }, 
                            {
                                "value": "50.89"
                            }, 
                            {
                                "value": "51.49"
                            }, 
                            {
                                "value": "52.05"
                            }, 
                            {
                                "value": "52.57"
                            }, 
                            {
                                "value": "53.06"
                            }, 
                            {
                                "value": "53.52"
                            }, 
                            {
                                "value": "53.96"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yLa2O3.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.27"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yLa2O3.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.28"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yLa2O3.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.21"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yLa2O3.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.22"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "D"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yLa2O3.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.28"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "E"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Structure and Resistance to Cracking in Al2O3 Ceramics, S. M. Barinov, D. A. Ivanov, S. V. Kokhan, G. A. Fomina, Problemi Prochnosti (Problems of Strength) 6, pp. 9-13 (1986)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AL2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.99"
                    }, 
                    {
                        "value": "2.50"
                    }, 
                    {
                        "value": "3.50"
                    }, 
                    {
                        "value": "3.20"
                    }, 
                    {
                        "value": "2.70"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Structure Type Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Structure and Resistance to Cracking in Al2O3 Ceramics, S. M. Barinov, D. A. Ivanov, S. V. Kokhan, G. A. Fomina, Problemi Prochnosti (Problems of Strength) 6, pp. 9-13 (1986)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AL2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "350"
                    }, 
                    {
                        "value": "70"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "90"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "2.50"
                            }, 
                            {
                                "value": "3.50"
                            }, 
                            {
                                "value": "3.20"
                            }, 
                            {
                                "value": "2.70"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Structure Type Number"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Structure and Resistance to Cracking in Al2O3 Ceramics, S. M. Barinov, D. A. Ivanov, S. V. Kokhan, G. A. Fomina, Problemi Prochnosti (Problems of Strength) 6, pp. 9-13 (1986)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AL2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "100"
                    }, 
                    {
                        "value": "50"
                    }, 
                    {
                        "value": "30"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "2.50"
                            }, 
                            {
                                "value": "3.50"
                            }, 
                            {
                                "value": "3.20"
                            }, 
                            {
                                "value": "2.70"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Structure Type Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Structure and Resistance to Cracking in Al2O3 Ceramics, S. M. Barinov, D. A. Ivanov, S. V. Kokhan, G. A. Fomina, Problemi Prochnosti (Problems of Strength) 6, pp. 9-13 (1986)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AL2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "25"
                    }, 
                    {
                        "value": "2"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "20"
                    }
                ], 
                "units": "%", 
                "conditions": [
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "2.50"
                            }, 
                            {
                                "value": "3.50"
                            }, 
                            {
                                "value": "3.20"
                            }, 
                            {
                                "value": "2.70"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Structure Type Number"
                    }
                ], 
                "name": "Porosity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Alumina and Other Refractory Materials, R.N. Kleiner, Handbook of Materials Science, Vol. 2, pp. 355-385 (1975), edited by C.T. Lynch, published by CRC Press."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "234"
                    }, 
                    {
                        "value": "227"
                    }, 
                    {
                        "value": "227"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "15", 
                                "maximum": "45"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "6"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "50"
                            }
                        ], 
                        "name": "Grain Size Range"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.87"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Alumina and Other Refractory Materials, R.N. Kleiner, Handbook of Materials Science, Vol. 2, pp. 355-385 (1975), edited by C.T. Lynch, published by CRC Press."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.55"
                    }, 
                    {
                        "value": "0.48"
                    }, 
                    {
                        "value": "3.79"
                    }, 
                    {
                        "value": "1.93"
                    }, 
                    {
                        "value": "2.62"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "15", 
                                "maximum": "45"
                            }, 
                            {
                                "minimum": "15", 
                                "maximum": "45"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "6"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "6"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "50"
                            }
                        ], 
                        "name": "Grain Size Range"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.87"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Alumina and Other Refractory Materials, R.N. Kleiner, Handbook of Materials Science, Vol. 2, pp. 355-385 (1975), edited by C.T. Lynch, published by CRC Press."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "393"
                    }, 
                    {
                        "value": "366"
                    }, 
                    {
                        "value": "372"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "15", 
                                "maximum": "45"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "6"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "50"
                            }
                        ], 
                        "name": "Grain Size Range"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.87"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Alumina and Other Refractory Materials, R.N. Kleiner, Handbook of Materials Science, Vol. 2, pp. 355-385 (1975), edited by C.T. Lynch, published by CRC Press."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "282"
                    }, 
                    {
                        "value": "172"
                    }, 
                    {
                        "value": "551"
                    }, 
                    {
                        "value": "413"
                    }, 
                    {
                        "value": "379"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "15", 
                                "maximum": "45"
                            }, 
                            {
                                "minimum": "15", 
                                "maximum": "45"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "6"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "6"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "50"
                            }
                        ], 
                        "name": "Grain Size Range"
                    }, 
                    {
                        "units": "g/m$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.87"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Alumina and Other Refractory Materials, R.N. Kleiner, Handbook of Materials Science, Vol. 2, pp. 355-385 (1975), edited by C.T. Lynch, published by CRC Press."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "25"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "15", 
                                "maximum": "45"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "6"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "50"
                            }
                        ], 
                        "name": "Grain Size Range"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.87"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.9"
                            }, 
                            {
                                "value": "99.9"
                            }, 
                            {
                                "value": "99.5"
                            }
                        ], 
                        "name": "Mass Fraction of alumina"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Alumina and Other Refractory Materials, R.N. Kleiner, Handbook of Materials Science, Vol. 2, pp. 355-385 (1975), edited by C.T. Lynch, published by CRC Press."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.22"
                    }, 
                    {
                        "value": "0.22"
                    }, 
                    {
                        "value": "0.22"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "15", 
                                "maximum": "45"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "6"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "50"
                            }
                        ], 
                        "name": "Grain Size Range"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.87"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Alumina and Other Refractory Materials, R.N. Kleiner, Handbook of Materials Science, Vol. 2, pp. 355-385 (1975), edited by C.T. Lynch, published by CRC Press."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "206"
                    }, 
                    {
                        "value": "103"
                    }, 
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "262"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "15", 
                                "maximum": "45"
                            }, 
                            {
                                "minimum": "15", 
                                "maximum": "45"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "6"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "6"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "50"
                            }
                        ], 
                        "name": "Grain Size Range"
                    }, 
                    {
                        "units": "g/m$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.87"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Alumina and Other Refractory Materials, R.N. Kleiner, Handbook of Materials Science, Vol. 2, pp. 355-385 (1975), edited by C.T. Lynch, published by CRC Press."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.5"
                    }, 
                    {
                        "value": "7.4"
                    }, 
                    {
                        "value": "7.8"
                    }, 
                    {
                        "value": "8.0"
                    }, 
                    {
                        "value": "8.3"
                    }, 
                    {
                        "value": "6.5"
                    }, 
                    {
                        "value": "7.4"
                    }, 
                    {
                        "value": "7.8"
                    }, 
                    {
                        "value": "8.0"
                    }, 
                    {
                        "value": "8.3"
                    }, 
                    {
                        "value": "7.1"
                    }, 
                    {
                        "value": "7.6"
                    }, 
                    {
                        "value": "8.0"
                    }, 
                    {
                        "value": "8.3"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "15", 
                                "maximum": "45"
                            }, 
                            {
                                "minimum": "15", 
                                "maximum": "45"
                            }, 
                            {
                                "minimum": "15", 
                                "maximum": "45"
                            }, 
                            {
                                "minimum": "15", 
                                "maximum": "45"
                            }, 
                            {
                                "minimum": "15", 
                                "maximum": "45"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "6"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "6"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "6"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "6"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "6"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "50"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "50"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "50"
                            }, 
                            {
                                "minimum": "5", 
                                "maximum": "50"
                            }
                        ], 
                        "name": "Grain Size Range"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "3.99"
                            }, 
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.87"
                            }, 
                            {
                                "value": "3.87"
                            }, 
                            {
                                "value": "3.87"
                            }, 
                            {
                                "value": "3.87"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "New Design Concept of Structural Ceramics, Ceramic Nanocomposites, K. Niihara, International Journal of Thermophysics, Vol. 99 10, pp. 974-982 (1991), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "351"
                    }, 
                    {
                        "value": "351"
                    }, 
                    {
                        "value": "314"
                    }, 
                    {
                        "value": "305"
                    }, 
                    {
                        "value": "222"
                    }, 
                    {
                        "value": "138"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "New Design Concept of Structural Ceramics, Ceramic Nanocomposites, K. Niihara, International Journal of Thermophysics, Vol. 99 10, pp. 974-982 (1991), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "19"
                    }, 
                    {
                        "value": "16"
                    }, 
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "2.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "890"
                            }, 
                            {
                                "value": "960"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "New Design Concept of Structural Ceramics, Ceramic Nanocomposites, K. Niihara, International Journal of Thermophysics, Vol. 99 10, pp. 974-982 (1991), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSi3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Si"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "21"
                    }, 
                    {
                        "value": "17"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "9.7"
                    }, 
                    {
                        "value": "8.2"
                    }, 
                    {
                        "value": "7.1"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "730"
                            }, 
                            {
                                "value": "790"
                            }, 
                            {
                                "value": "880"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "New Design Concept of Structural Ceramics, Ceramic Nanocomposites, K. Niihara, International Journal of Thermophysics, Vol. 99 10, pp. 974-982 (1991), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1062"
                    }, 
                    {
                        "value": "1015"
                    }, 
                    {
                        "value": "1006"
                    }, 
                    {
                        "value": "720"
                    }, 
                    {
                        "value": "535"
                    }, 
                    {
                        "value": "212"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "New Design Concept of Structural Ceramics, Ceramic Nanocomposites, K. Niihara, International Journal of Thermophysics, Vol. 99 10, pp. 974-982 (1991), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "305"
                    }, 
                    {
                        "value": "286"
                    }, 
                    {
                        "value": "268"
                    }, 
                    {
                        "value": "185"
                    }, 
                    {
                        "value": "175"
                    }, 
                    {
                        "value": "111"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "New Design Concept of Structural Ceramics, Ceramic Nanocomposites, K. Niihara, International Journal of Thermophysics, Vol. 99 10, pp. 974-982 (1991), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Magnesia composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "692"
                    }, 
                    {
                        "value": "674"
                    }, 
                    {
                        "value": "748"
                    }, 
                    {
                        "value": "738"
                    }, 
                    {
                        "value": "600"
                    }, 
                    {
                        "value": "692"
                    }, 
                    {
                        "value": "674"
                    }, 
                    {
                        "value": "748"
                    }, 
                    {
                        "value": "738"
                    }, 
                    {
                        "value": "600"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "New Design Concept of Structural Ceramics, Ceramic Nanocomposites, K. Niihara, International Journal of Thermophysics, Vol. 99 10, pp. 974-982 (1991), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1043"
                    }, 
                    {
                        "value": "988"
                    }, 
                    {
                        "value": "941"
                    }, 
                    {
                        "value": "490"
                    }, 
                    {
                        "value": "1281"
                    }, 
                    {
                        "value": "1189"
                    }, 
                    {
                        "value": "743"
                    }, 
                    {
                        "value": "1043"
                    }, 
                    {
                        "value": "988"
                    }, 
                    {
                        "value": "941"
                    }, 
                    {
                        "value": "490"
                    }, 
                    {
                        "value": "1281"
                    }, 
                    {
                        "value": "1189"
                    }, 
                    {
                        "value": "743"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "New Design Concept of Structural Ceramics, Ceramic Nanocomposites, K. Niihara, International Journal of Thermophysics, Vol. 99 10, pp. 974-982 (1991), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "6.7"
                    }, 
                    {
                        "value": "6.1"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "32"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Porosity Dependence of Elastic Properties of Polycrystalline Cubic Lu2O3, O. Hunter,Jr. and G.E. Graddy,Jr., Journal of the American Ceramic Society, Vol. 59 1, pp. 82-82 (1976), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Lutetium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "L2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Lu-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "181.7"
                    }, 
                    {
                        "value": "180.7"
                    }, 
                    {
                        "value": "172.9"
                    }, 
                    {
                        "value": "174.9"
                    }, 
                    {
                        "value": "169.1"
                    }, 
                    {
                        "value": "162.4"
                    }, 
                    {
                        "value": "155.7"
                    }, 
                    {
                        "value": "157.6"
                    }, 
                    {
                        "value": "146.0"
                    }, 
                    {
                        "value": "146.0"
                    }, 
                    {
                        "value": "133.4"
                    }, 
                    {
                        "value": "104.5"
                    }, 
                    {
                        "value": "88.2"
                    }, 
                    {
                        "value": "71.9"
                    }, 
                    {
                        "value": "52.6"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.031"
                            }, 
                            {
                                "value": "0.037"
                            }, 
                            {
                                "value": "0.037"
                            }, 
                            {
                                "value": "0.040"
                            }, 
                            {
                                "value": "0.057"
                            }, 
                            {
                                "value": "0.077"
                            }, 
                            {
                                "value": "0.092"
                            }, 
                            {
                                "value": "0.094"
                            }, 
                            {
                                "value": "0.100"
                            }, 
                            {
                                "value": "0.109"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.183"
                            }, 
                            {
                                "value": "0.235"
                            }, 
                            {
                                "value": "0.285"
                            }, 
                            {
                                "value": "0.328"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Porosity Dependence of Elastic Properties of Polycrystalline Cubic Lu2O3, O. Hunter,Jr. and G.E. Graddy,Jr., Journal of the American Ceramic Society, Vol. 59 1, pp. 82-82 (1976), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Lutetium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "L2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Lu-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "71.0"
                    }, 
                    {
                        "value": "69.1"
                    }, 
                    {
                        "value": "67.1"
                    }, 
                    {
                        "value": "68.1"
                    }, 
                    {
                        "value": "67.2"
                    }, 
                    {
                        "value": "65.3"
                    }, 
                    {
                        "value": "58.6"
                    }, 
                    {
                        "value": "60.5"
                    }, 
                    {
                        "value": "64.4"
                    }, 
                    {
                        "value": "58.6"
                    }, 
                    {
                        "value": "52.9"
                    }, 
                    {
                        "value": "42.4"
                    }, 
                    {
                        "value": "36.7"
                    }, 
                    {
                        "value": "29.1"
                    }, 
                    {
                        "value": "21.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.031"
                            }, 
                            {
                                "value": "0.037"
                            }, 
                            {
                                "value": "0.037"
                            }, 
                            {
                                "value": "0.040"
                            }, 
                            {
                                "value": "0.057"
                            }, 
                            {
                                "value": "0.077"
                            }, 
                            {
                                "value": "0.092"
                            }, 
                            {
                                "value": "0.094"
                            }, 
                            {
                                "value": "0.096"
                            }, 
                            {
                                "value": "0.109"
                            }, 
                            {
                                "value": "0.129"
                            }, 
                            {
                                "value": "0.183"
                            }, 
                            {
                                "value": "0.235"
                            }, 
                            {
                                "value": "0.285"
                            }, 
                            {
                                "value": "0.328"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Compressive Creep of Si3N4/MgO Alloys Part 1: Effect of Composition, F.F. Lange, B.I. Davis, and D.R. Clarke, Journal of Materials Science, Vol. 15, pp. 601-610 (1980), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Si3N4"
                    }, 
                    {
                        "value": "Si2N2O"
                    }, 
                    {
                        "value": "Mg2SiO4"
                    }, 
                    {
                        "value": "Si3N4"
                    }, 
                    {
                        "value": "Si2N2O"
                    }, 
                    {
                        "value": "Mg2SiO4"
                    }, 
                    {
                        "value": "Si3N4"
                    }, 
                    {
                        "value": "Si2N2O"
                    }, 
                    {
                        "value": "Mg2SiO4"
                    }, 
                    {
                        "value": "Si3N4"
                    }, 
                    {
                        "value": "Si2N2O"
                    }, 
                    {
                        "value": "Mg2SiO4"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "54"
                            }, 
                            {
                                "value": "43"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "71"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "16"
                            }
                        ], 
                        "name": "Mole Fraction of Phase"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }
                        ], 
                        "name": "Specimen"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Compressive Creep of Si3N4/MgO Alloys Part 1: Effect of Composition, F.F. Lange, B.I. Davis, and D.R. Clarke, Journal of Materials Science, Vol. 15, pp. 601-610 (1980), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "88"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "530"
                    }, 
                    {
                        "value": "205"
                    }, 
                    {
                        "value": "750"
                    }, 
                    {
                        "value": "2500"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "230"
                    }, 
                    {
                        "value": "370"
                    }, 
                    {
                        "value": "75"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "950"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "69"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "490"
                            }, 
                            {
                                "value": "71"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "430"
                            }, 
                            {
                                "value": "69"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "280"
                            }
                        ], 
                        "name": "Compressive Stress"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }
                        ], 
                        "name": "Specimen"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Compressive Creep of Si3N4/MgO Alloys Part 1: Effect of Composition, F.F. Lange, B.I. Davis, and D.R. Clarke, Journal of Materials Science, Vol. 15, pp. 601-610 (1980), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.90"
                    }, 
                    {
                        "value": "2.04"
                    }, 
                    {
                        "value": "0.92"
                    }, 
                    {
                        "value": "1.85"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "D"
                            }
                        ], 
                        "name": "Specimen"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Experimental Characterisation of High Temperature Creep Resistance of Mullite, H. Rhanim, C. Olagnon, G. Fantozzi, and R. Torrecillas, Ceramics International, Vol. 23, pp. 497-507 (1997), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.046"
                    }, 
                    {
                        "value": "0.07"
                    }, 
                    {
                        "value": "0.12"
                    }, 
                    {
                        "value": "0.14"
                    }, 
                    {
                        "value": "0.22"
                    }, 
                    {
                        "value": "0.43"
                    }, 
                    {
                        "value": "0.8"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "29"
                    }, 
                    {
                        "value": "85"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "270"
                    }, 
                    {
                        "value": "490"
                    }, 
                    {
                        "value": "790"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "9"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "16"
                    }, 
                    {
                        "value": "23"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "59"
                    }, 
                    {
                        "value": "77"
                    }, 
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "1200"
                    }, 
                    {
                        "value": "3000"
                    }, 
                    {
                        "value": "19000"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "440"
                    }, 
                    {
                        "value": "1400"
                    }, 
                    {
                        "value": "4700"
                    }, 
                    {
                        "value": "7400"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "89"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "55"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "89"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "42"
                            }, 
                            {
                                "value": "62"
                            }, 
                            {
                                "value": "74"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Experimental Characterisation of High Temperature Creep Resistance of Mullite, H. Rhanim, C. Olagnon, G. Fantozzi, and R. Torrecillas, Ceramics International, Vol. 23, pp. 497-507 (1997), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "name": "Grain Size", 
                "scalars": [
                    {
                        "value": "3"
                    }, 
                    {
                        "value": "7"
                    }
                ], 
                "maximum": [
                    "4", 
                    "9"
                ], 
                "minimum": [
                    "1", 
                    "6"
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "polyhedral"
                            }, 
                            {
                                "value": "elongated"
                            }
                        ], 
                        "name": "Grain Type"
                    }
                ]
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Tungsten-Tungsten Carbide System, E. K. Storms, The Refractory Carbides, pp. 143-154 (1967), published by Academic Press."
            }
        ], 
        "names": [
            "Tungsten carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "WCx", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "W-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "203.83"
                    }, 
                    {
                        "value": "204.26"
                    }, 
                    {
                        "value": "218.42"
                    }, 
                    {
                        "value": "227.21"
                    }, 
                    {
                        "value": "233.87"
                    }, 
                    {
                        "value": "239.66"
                    }, 
                    {
                        "value": "244.81"
                    }, 
                    {
                        "value": "249.53"
                    }, 
                    {
                        "value": "254.03"
                    }, 
                    {
                        "value": "258.54"
                    }, 
                    {
                        "value": "262.62"
                    }, 
                    {
                        "value": "266.91"
                    }, 
                    {
                        "value": "270.77"
                    }, 
                    {
                        "value": "274.85"
                    }, 
                    {
                        "value": "278.71"
                    }, 
                    {
                        "value": "282.36"
                    }, 
                    {
                        "value": "286.00"
                    }, 
                    {
                        "value": "289.65"
                    }, 
                    {
                        "value": "293.30"
                    }, 
                    {
                        "value": "296.73"
                    }, 
                    {
                        "value": "300.16"
                    }, 
                    {
                        "value": "303.60"
                    }, 
                    {
                        "value": "307.03"
                    }, 
                    {
                        "value": "310.25"
                    }, 
                    {
                        "value": "313.47"
                    }, 
                    {
                        "value": "316.47"
                    }, 
                    {
                        "value": "319.69"
                    }, 
                    {
                        "value": "322.69"
                    }, 
                    {
                        "value": "325.70"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.15"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2300"
                            }, 
                            {
                                "value": "2400"
                            }, 
                            {
                                "value": "2500"
                            }, 
                            {
                                "value": "2600"
                            }, 
                            {
                                "value": "2700"
                            }, 
                            {
                                "value": "2800"
                            }, 
                            {
                                "value": "2900"
                            }, 
                            {
                                "value": "3000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "39.75"
                            }, 
                            {
                                "value": "39.83"
                            }, 
                            {
                                "value": "42.59"
                            }, 
                            {
                                "value": "44.31"
                            }, 
                            {
                                "value": "45.61"
                            }, 
                            {
                                "value": "46.74"
                            }, 
                            {
                                "value": "47.74"
                            }, 
                            {
                                "value": "48.66"
                            }, 
                            {
                                "value": "49.54"
                            }, 
                            {
                                "value": "50.42"
                            }, 
                            {
                                "value": "51.21"
                            }, 
                            {
                                "value": "52.05"
                            }, 
                            {
                                "value": "52.80"
                            }, 
                            {
                                "value": "53.60"
                            }, 
                            {
                                "value": "54.35"
                            }, 
                            {
                                "value": "55.06"
                            }, 
                            {
                                "value": "55.77"
                            }, 
                            {
                                "value": "56.48"
                            }, 
                            {
                                "value": "57.20"
                            }, 
                            {
                                "value": "57.86"
                            }, 
                            {
                                "value": "58.53"
                            }, 
                            {
                                "value": "59.20"
                            }, 
                            {
                                "value": "59.87"
                            }, 
                            {
                                "value": "60.50"
                            }, 
                            {
                                "value": "61.13"
                            }, 
                            {
                                "value": "61.71"
                            }, 
                            {
                                "value": "62.34"
                            }, 
                            {
                                "value": "62.93"
                            }, 
                            {
                                "value": "63.51"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Heat Capacity of Titanium Diboride from 30 to 700\u00b0, B.E. Walker, C.T. Ewing, and R.R. Miller, Journal of Physical Chemistry, Vol. 61, pp. 1682-1683 (1957), published by American Chemical Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "American Electro-Metals Corporation"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "822"
                    }, 
                    {
                        "value": "892"
                    }, 
                    {
                        "value": "962"
                    }, 
                    {
                        "value": "1004"
                    }, 
                    {
                        "value": "1044"
                    }, 
                    {
                        "value": "1068"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "422"
                            }, 
                            {
                                "value": "521"
                            }, 
                            {
                                "value": "619"
                            }, 
                            {
                                "value": "717"
                            }, 
                            {
                                "value": "819"
                            }, 
                            {
                                "value": "923"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength of Silicon Nitride Whiskers Synthesized by Reacting Amorphous Silicon Nitride and Titanium Dioxide, H. Iwanaga and C. Kawai, Journal of the American Ceramic Society, Vol. 81 3, pp. 773-776 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "59000"
                    }, 
                    {
                        "value": "39000"
                    }, 
                    {
                        "value": "29000"
                    }, 
                    {
                        "value": "21000"
                    }, 
                    {
                        "value": "25000"
                    }, 
                    {
                        "value": "17000"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "-Si3N4"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.34"
                            }, 
                            {
                                "value": "0.36"
                            }, 
                            {
                                "value": "0.39"
                            }, 
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.56"
                            }
                        ], 
                        "name": "Whisker Diameter"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Materials and Process Development for Heat-Exchanger Tubes, M.L. Torti, M.L. Paille, and J.J. Litwinowich, Advances in Ceramics, Vol. 14, pp. 291-300 (1985), edited by B. D. Foster and J. B. Patton, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-430"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tube"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "SiC"
                    }, 
                    {
                        "value": "Si (free)"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "87"
                            }, 
                            {
                                "value": "13"
                            }
                        ], 
                        "name": "Mass Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Materials and Process Development for Heat-Exchanger Tubes, M.L. Torti, M.L. Paille, and J.J. Litwinowich, Advances in Ceramics, Vol. 14, pp. 291-300 (1985), edited by B. D. Foster and J. B. Patton, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-430"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tube"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "160"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Materials and Process Development for Heat-Exchanger Tubes, M.L. Torti, M.L. Paille, and J.J. Litwinowich, Advances in Ceramics, Vol. 14, pp. 291-300 (1985), edited by B. D. Foster and J. B. Patton, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-430"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tube"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "230"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "12"
                            }
                        ], 
                        "name": "Weibull Modulus"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Materials and Process Development for Heat-Exchanger Tubes, M.L. Torti, M.L. Paille, and J.J. Litwinowich, Advances in Ceramics, Vol. 14, pp. 291-300 (1985), edited by B. D. Foster and J. B. Patton, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "CS-101"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tube"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "88"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Boron Carbides, C. Wood, D. Emin, and P.E. Gray, Physical Review B, Vol. 31 10, pp. 6811-6814 (1985), published by American Physical Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BxC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.38"
                    }, 
                    {
                        "value": "2.38"
                    }, 
                    {
                        "value": "2.48"
                    }, 
                    {
                        "value": "2.43"
                    }, 
                    {
                        "value": "2.33"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }
                        ], 
                        "name": "x of BxC"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "44"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Boron Carbides, C. Wood, D. Emin, and P.E. Gray, Physical Review B, Vol. 31 10, pp. 6811-6814 (1985), published by American Physical Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BxC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1003"
                    }, 
                    {
                        "value": "1199"
                    }, 
                    {
                        "value": "1331"
                    }, 
                    {
                        "value": "1430"
                    }, 
                    {
                        "value": "1545"
                    }, 
                    {
                        "value": "1612"
                    }, 
                    {
                        "value": "1663"
                    }, 
                    {
                        "value": "1682"
                    }, 
                    {
                        "value": "1701"
                    }, 
                    {
                        "value": "1757"
                    }, 
                    {
                        "value": "1035"
                    }, 
                    {
                        "value": "1231"
                    }, 
                    {
                        "value": "1395"
                    }, 
                    {
                        "value": "1478"
                    }, 
                    {
                        "value": "1594"
                    }, 
                    {
                        "value": "1644"
                    }, 
                    {
                        "value": "1679"
                    }, 
                    {
                        "value": "1698"
                    }, 
                    {
                        "value": "1717"
                    }, 
                    {
                        "value": "1736"
                    }, 
                    {
                        "value": "1754"
                    }, 
                    {
                        "value": "1757"
                    }, 
                    {
                        "value": "1051"
                    }, 
                    {
                        "value": "1231"
                    }, 
                    {
                        "value": "1379"
                    }, 
                    {
                        "value": "1494"
                    }, 
                    {
                        "value": "1610"
                    }, 
                    {
                        "value": "1677"
                    }, 
                    {
                        "value": "1728"
                    }, 
                    {
                        "value": "1763"
                    }, 
                    {
                        "value": "1781"
                    }, 
                    {
                        "value": "1800"
                    }, 
                    {
                        "value": "1819"
                    }, 
                    {
                        "value": "1821"
                    }, 
                    {
                        "value": "1110"
                    }, 
                    {
                        "value": "1290"
                    }, 
                    {
                        "value": "1443"
                    }, 
                    {
                        "value": "1575"
                    }, 
                    {
                        "value": "1674"
                    }, 
                    {
                        "value": "1757"
                    }, 
                    {
                        "value": "1792"
                    }, 
                    {
                        "value": "1827"
                    }, 
                    {
                        "value": "1846"
                    }, 
                    {
                        "value": "1864"
                    }, 
                    {
                        "value": "1899"
                    }, 
                    {
                        "value": "1902"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }
                        ], 
                        "name": "x of BxC"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "325"
                            }, 
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "425"
                            }, 
                            {
                                "value": "475"
                            }, 
                            {
                                "value": "525"
                            }, 
                            {
                                "value": "575"
                            }, 
                            {
                                "value": "625"
                            }, 
                            {
                                "value": "675"
                            }, 
                            {
                                "value": "725"
                            }, 
                            {
                                "value": "875"
                            }, 
                            {
                                "value": "325"
                            }, 
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "425"
                            }, 
                            {
                                "value": "475"
                            }, 
                            {
                                "value": "525"
                            }, 
                            {
                                "value": "575"
                            }, 
                            {
                                "value": "625"
                            }, 
                            {
                                "value": "675"
                            }, 
                            {
                                "value": "725"
                            }, 
                            {
                                "value": "775"
                            }, 
                            {
                                "value": "825"
                            }, 
                            {
                                "value": "875"
                            }, 
                            {
                                "value": "325"
                            }, 
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "425"
                            }, 
                            {
                                "value": "475"
                            }, 
                            {
                                "value": "525"
                            }, 
                            {
                                "value": "575"
                            }, 
                            {
                                "value": "625"
                            }, 
                            {
                                "value": "675"
                            }, 
                            {
                                "value": "725"
                            }, 
                            {
                                "value": "775"
                            }, 
                            {
                                "value": "825"
                            }, 
                            {
                                "value": "875"
                            }, 
                            {
                                "value": "325"
                            }, 
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "425"
                            }, 
                            {
                                "value": "475"
                            }, 
                            {
                                "value": "525"
                            }, 
                            {
                                "value": "575"
                            }, 
                            {
                                "value": "625"
                            }, 
                            {
                                "value": "675"
                            }, 
                            {
                                "value": "725"
                            }, 
                            {
                                "value": "775"
                            }, 
                            {
                                "value": "825"
                            }, 
                            {
                                "value": "875"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Boron Carbides, C. Wood, D. Emin, and P.E. Gray, Physical Review B, Vol. 31 10, pp. 6811-6814 (1985), published by American Physical Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BxC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0338"
                    }, 
                    {
                        "value": "0.0291"
                    }, 
                    {
                        "value": "0.0270"
                    }, 
                    {
                        "value": "0.0251"
                    }, 
                    {
                        "value": "0.0230"
                    }, 
                    {
                        "value": "0.0211"
                    }, 
                    {
                        "value": "0.0190"
                    }, 
                    {
                        "value": "0.0194"
                    }, 
                    {
                        "value": "0.0179"
                    }, 
                    {
                        "value": "0.0194"
                    }, 
                    {
                        "value": "0.0158"
                    }, 
                    {
                        "value": "0.0152"
                    }, 
                    {
                        "value": "0.0145"
                    }, 
                    {
                        "value": "0.0142"
                    }, 
                    {
                        "value": "0.0138"
                    }, 
                    {
                        "value": "0.0144"
                    }, 
                    {
                        "value": "0.0141"
                    }, 
                    {
                        "value": "0.0138"
                    }, 
                    {
                        "value": "0.0140"
                    }, 
                    {
                        "value": "0.0135"
                    }, 
                    {
                        "value": "0.0139"
                    }, 
                    {
                        "value": "0.0132"
                    }, 
                    {
                        "value": "0.0129"
                    }, 
                    {
                        "value": "0.0136"
                    }, 
                    {
                        "value": "0.0131"
                    }, 
                    {
                        "value": "0.0131"
                    }, 
                    {
                        "value": "0.0130"
                    }, 
                    {
                        "value": "0.0130"
                    }, 
                    {
                        "value": "0.0130"
                    }, 
                    {
                        "value": "0.0130"
                    }, 
                    {
                        "value": "0.0131"
                    }, 
                    {
                        "value": "0.0138"
                    }, 
                    {
                        "value": "0.0133"
                    }, 
                    {
                        "value": "0.0139"
                    }, 
                    {
                        "value": "0.0133"
                    }, 
                    {
                        "value": "0.0133"
                    }, 
                    {
                        "value": "0.0141"
                    }, 
                    {
                        "value": "0.0141"
                    }, 
                    {
                        "value": "0.0136"
                    }, 
                    {
                        "value": "0.0114"
                    }, 
                    {
                        "value": "0.0120"
                    }, 
                    {
                        "value": "0.0106"
                    }, 
                    {
                        "value": "0.0110"
                    }, 
                    {
                        "value": "0.0106"
                    }, 
                    {
                        "value": "0.0101"
                    }, 
                    {
                        "value": "0.0107"
                    }, 
                    {
                        "value": "0.0105"
                    }, 
                    {
                        "value": "0.0107"
                    }, 
                    {
                        "value": "0.0111"
                    }, 
                    {
                        "value": "0.0102"
                    }, 
                    {
                        "value": "0.0111"
                    }, 
                    {
                        "value": "0.0111"
                    }, 
                    {
                        "value": "0.0103"
                    }, 
                    {
                        "value": "0.0116"
                    }, 
                    {
                        "value": "0.0101"
                    }, 
                    {
                        "value": "0.0109"
                    }, 
                    {
                        "value": "0.0107"
                    }, 
                    {
                        "value": "0.0108"
                    }, 
                    {
                        "value": "0.0097"
                    }, 
                    {
                        "value": "0.0110"
                    }, 
                    {
                        "value": "0.0105"
                    }, 
                    {
                        "value": "0.0114"
                    }, 
                    {
                        "value": "0.0113"
                    }, 
                    {
                        "value": "0.0115"
                    }, 
                    {
                        "value": "0.0126"
                    }, 
                    {
                        "value": "0.0131"
                    }, 
                    {
                        "value": "0.0115"
                    }, 
                    {
                        "value": "0.0123"
                    }, 
                    {
                        "value": "0.0118"
                    }, 
                    {
                        "value": "0.0124"
                    }, 
                    {
                        "value": "0.0124"
                    }, 
                    {
                        "value": "0.0121"
                    }, 
                    {
                        "value": "0.0118"
                    }, 
                    {
                        "value": "0.0115"
                    }, 
                    {
                        "value": "0.0120"
                    }, 
                    {
                        "value": "0.0117"
                    }, 
                    {
                        "value": "0.0112"
                    }, 
                    {
                        "value": "0.0123"
                    }, 
                    {
                        "value": "0.0118"
                    }, 
                    {
                        "value": "0.0123"
                    }, 
                    {
                        "value": "0.0118"
                    }, 
                    {
                        "value": "0.0117"
                    }, 
                    {
                        "value": "0.0119"
                    }, 
                    {
                        "value": "0.0119"
                    }, 
                    {
                        "value": "0.0117"
                    }, 
                    {
                        "value": "0.0119"
                    }, 
                    {
                        "value": "0.0117"
                    }, 
                    {
                        "value": "0.0119"
                    }, 
                    {
                        "value": "0.0119"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }
                        ], 
                        "name": "x of BxC"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "514"
                            }, 
                            {
                                "value": "552"
                            }, 
                            {
                                "value": "655"
                            }, 
                            {
                                "value": "718"
                            }, 
                            {
                                "value": "814"
                            }, 
                            {
                                "value": "910"
                            }, 
                            {
                                "value": "1013"
                            }, 
                            {
                                "value": "1113"
                            }, 
                            {
                                "value": "1208"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1371"
                            }, 
                            {
                                "value": "1452"
                            }, 
                            {
                                "value": "1540"
                            }, 
                            {
                                "value": "1614"
                            }, 
                            {
                                "value": "563"
                            }, 
                            {
                                "value": "676"
                            }, 
                            {
                                "value": "763"
                            }, 
                            {
                                "value": "864"
                            }, 
                            {
                                "value": "911"
                            }, 
                            {
                                "value": "1019"
                            }, 
                            {
                                "value": "1092"
                            }, 
                            {
                                "value": "1093"
                            }, 
                            {
                                "value": "1207"
                            }, 
                            {
                                "value": "1253"
                            }, 
                            {
                                "value": "1281"
                            }, 
                            {
                                "value": "1314"
                            }, 
                            {
                                "value": "1361"
                            }, 
                            {
                                "value": "1361"
                            }, 
                            {
                                "value": "1455"
                            }, 
                            {
                                "value": "1482"
                            }, 
                            {
                                "value": "1575"
                            }, 
                            {
                                "value": "1615"
                            }, 
                            {
                                "value": "1635"
                            }, 
                            {
                                "value": "1668"
                            }, 
                            {
                                "value": "1669"
                            }, 
                            {
                                "value": "1702"
                            }, 
                            {
                                "value": "1715"
                            }, 
                            {
                                "value": "1749"
                            }, 
                            {
                                "value": "1763"
                            }, 
                            {
                                "value": "505"
                            }, 
                            {
                                "value": "538"
                            }, 
                            {
                                "value": "586"
                            }, 
                            {
                                "value": "606"
                            }, 
                            {
                                "value": "674"
                            }, 
                            {
                                "value": "681"
                            }, 
                            {
                                "value": "747"
                            }, 
                            {
                                "value": "788"
                            }, 
                            {
                                "value": "861"
                            }, 
                            {
                                "value": "887"
                            }, 
                            {
                                "value": "909"
                            }, 
                            {
                                "value": "921"
                            }, 
                            {
                                "value": "968"
                            }, 
                            {
                                "value": "1022"
                            }, 
                            {
                                "value": "1088"
                            }, 
                            {
                                "value": "1096"
                            }, 
                            {
                                "value": "1176"
                            }, 
                            {
                                "value": "1209"
                            }, 
                            {
                                "value": "1297"
                            }, 
                            {
                                "value": "1298"
                            }, 
                            {
                                "value": "1370"
                            }, 
                            {
                                "value": "1377"
                            }, 
                            {
                                "value": "1457"
                            }, 
                            {
                                "value": "1544"
                            }, 
                            {
                                "value": "1611"
                            }, 
                            {
                                "value": "1683"
                            }, 
                            {
                                "value": "590"
                            }, 
                            {
                                "value": "679"
                            }, 
                            {
                                "value": "765"
                            }, 
                            {
                                "value": "860"
                            }, 
                            {
                                "value": "946"
                            }, 
                            {
                                "value": "1027"
                            }, 
                            {
                                "value": "1081"
                            }, 
                            {
                                "value": "1128"
                            }, 
                            {
                                "value": "1222"
                            }, 
                            {
                                "value": "1288"
                            }, 
                            {
                                "value": "1309"
                            }, 
                            {
                                "value": "1316"
                            }, 
                            {
                                "value": "1362"
                            }, 
                            {
                                "value": "1456"
                            }, 
                            {
                                "value": "1456"
                            }, 
                            {
                                "value": "1543"
                            }, 
                            {
                                "value": "1577"
                            }, 
                            {
                                "value": "1624"
                            }, 
                            {
                                "value": "1637"
                            }, 
                            {
                                "value": "1657"
                            }, 
                            {
                                "value": "1677"
                            }, 
                            {
                                "value": "1711"
                            }, 
                            {
                                "value": "1738"
                            }, 
                            {
                                "value": "1758"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Boron Carbides, C. Wood, D. Emin, and P.E. Gray, Physical Review B, Vol. 31 10, pp. 6811-6814 (1985), published by American Physical Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Eagle-Picher"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.44"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "x of BxC"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "97"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Boron Carbides, C. Wood, D. Emin, and P.E. Gray, Physical Review B, Vol. 31 10, pp. 6811-6814 (1985), published by American Physical Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Eagle-Picher"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0417"
                    }, 
                    {
                        "value": "0.0385"
                    }, 
                    {
                        "value": "0.0336"
                    }, 
                    {
                        "value": "0.0316"
                    }, 
                    {
                        "value": "0.0304"
                    }, 
                    {
                        "value": "0.0295"
                    }, 
                    {
                        "value": "0.0281"
                    }, 
                    {
                        "value": "0.0271"
                    }, 
                    {
                        "value": "0.0267"
                    }, 
                    {
                        "value": "0.0248"
                    }, 
                    {
                        "value": "0.0245"
                    }, 
                    {
                        "value": "0.0238"
                    }, 
                    {
                        "value": "0.0233"
                    }, 
                    {
                        "value": "0.0222"
                    }, 
                    {
                        "value": "0.0219"
                    }, 
                    {
                        "value": "0.0217"
                    }, 
                    {
                        "value": "0.0219"
                    }, 
                    {
                        "value": "0.0205"
                    }, 
                    {
                        "value": "0.0222"
                    }, 
                    {
                        "value": "0.0190"
                    }, 
                    {
                        "value": "0.0194"
                    }, 
                    {
                        "value": "0.0187"
                    }, 
                    {
                        "value": "0.0201"
                    }, 
                    {
                        "value": "0.0178"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "x of BxC"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "632"
                            }, 
                            {
                                "value": "689"
                            }, 
                            {
                                "value": "795"
                            }, 
                            {
                                "value": "891"
                            }, 
                            {
                                "value": "906"
                            }, 
                            {
                                "value": "947"
                            }, 
                            {
                                "value": "996"
                            }, 
                            {
                                "value": "1051"
                            }, 
                            {
                                "value": "1058"
                            }, 
                            {
                                "value": "1140"
                            }, 
                            {
                                "value": "1154"
                            }, 
                            {
                                "value": "1195"
                            }, 
                            {
                                "value": "1256"
                            }, 
                            {
                                "value": "1304"
                            }, 
                            {
                                "value": "1351"
                            }, 
                            {
                                "value": "1371"
                            }, 
                            {
                                "value": "1445"
                            }, 
                            {
                                "value": "1453"
                            }, 
                            {
                                "value": "1525"
                            }, 
                            {
                                "value": "1549"
                            }, 
                            {
                                "value": "1595"
                            }, 
                            {
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                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "320"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
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                "name": "Hot Pressing"
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            {
                "citation": "Fracture and Intermediate Temperature Instability in Yttria-Doped Hot-Pressed Silicon Nitrides, R.K. Govila, American Ceramic Society Bulletin, Vol. 65 9, pp. 1287-1292 (1986), published by American Ceramic Society."
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        ], 
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            {
                "name": "NIST_SRD-30"
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        ], 
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            }, 
            {
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                    {
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                    {
                        "value": "Al2O3"
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                ], 
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                    {
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                            {
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                "citation": "Fracture and Intermediate Temperature Instability in Yttria-Doped Hot-Pressed Silicon Nitrides, R.K. Govila, American Ceramic Society Bulletin, Vol. 65 9, pp. 1287-1292 (1986), published by American Ceramic Society."
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        ], 
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        ], 
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            }, 
            {
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            {
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            {
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                    {
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                    {
                        "value": "W"
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                ], 
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                    {
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                            {
                                "value": "0.10"
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                            {
                                "value": "3.00"
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        ], 
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            {
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        ], 
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                    {
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                    {
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                    {
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                        "value": "719"
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                    {
                        "uncertainty": "157", 
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                    {
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                    {
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                            {
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                            {
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                            {
                                "value": "800"
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                            {
                                "value": "1000"
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        ], 
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        ], 
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        ], 
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                            {
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                            {
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                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Lot Number"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Failure Analysis and Materials Characterization, T. Darroudi, Projects Within the Center for Advanced Materials, pp. 63-77 (1989), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "378"
                    }, 
                    {
                        "value": "326"
                    }, 
                    {
                        "value": "304"
                    }, 
                    {
                        "value": "195"
                    }, 
                    {
                        "value": "189"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Failure Analysis and Materials Characterization, T. Darroudi, Projects Within the Center for Advanced Materials, pp. 63-77 (1989), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "135.0"
                    }, 
                    {
                        "value": "97.7"
                    }, 
                    {
                        "value": "58.5"
                    }, 
                    {
                        "value": "37.0"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Failure Analysis and Materials Characterization, T. Darroudi, Projects Within the Center for Advanced Materials, pp. 63-77 (1989), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.6"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "22", 
                                "maximum": "1000"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Oxidation-Induced Toughening and Strengthening of Y2O3/SiC Nanocomposites, M. Yoshimura, T. Ohji, and K. Niihara, Journal of the American Ceramic Society, Vol. 80 3, pp. 797-799 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttria composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.03"
                    }, 
                    {
                        "value": "4.94"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Oxidation-Induced Toughening and Strengthening of Y2O3/SiC Nanocomposites, M. Yoshimura, T. Ohji, and K. Niihara, Journal of the American Ceramic Society, Vol. 80 3, pp. 797-799 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttria composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "165"
                    }, 
                    {
                        "value": "178"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Oxidation-Induced Toughening and Strengthening of Y2O3/SiC Nanocomposites, M. Yoshimura, T. Ohji, and K. Niihara, Journal of the American Ceramic Society, Vol. 80 3, pp. 797-799 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttria composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "280"
                    }, 
                    {
                        "value": "320"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Oxidation-Induced Toughening and Strengthening of Y2O3/SiC Nanocomposites, M. Yoshimura, T. Ohji, and K. Niihara, Journal of the American Ceramic Society, Vol. 80 3, pp. 797-799 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttria composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.7"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Oxidation-Induced Toughening and Strengthening of Y2O3/SiC Nanocomposites, M. Yoshimura, T. Ohji, and K. Niihara, Journal of the American Ceramic Society, Vol. 80 3, pp. 797-799 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttria composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.85"
                    }, 
                    {
                        "value": "0.75"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Oxidation-Induced Toughening and Strengthening of Y2O3/SiC Nanocomposites, M. Yoshimura, T. Ohji, and K. Niihara, Journal of the American Ceramic Society, Vol. 80 3, pp. 797-799 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttria composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.8"
                    }, 
                    {
                        "value": "8.1"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High-Temperature Heat Capacity and Thermal Expansion of SrTiO3 and SrZrO3 Perovskites, D. de Ligny and P. Richet, Physical Review B, Vol. 53 6, pp. 3013-3022 (1996), published by American Physical Society."
            }
        ], 
        "names": [
            "Strontium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SrTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sr-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Johnson-Matthey"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "513"
                    }, 
                    {
                        "value": "538"
                    }, 
                    {
                        "value": "568"
                    }, 
                    {
                        "value": "590"
                    }, 
                    {
                        "value": "606"
                    }, 
                    {
                        "value": "619"
                    }, 
                    {
                        "value": "629"
                    }, 
                    {
                        "value": "638"
                    }, 
                    {
                        "value": "645"
                    }, 
                    {
                        "value": "652"
                    }, 
                    {
                        "value": "658"
                    }, 
                    {
                        "value": "663"
                    }, 
                    {
                        "value": "668"
                    }, 
                    {
                        "value": "672"
                    }, 
                    {
                        "value": "676"
                    }, 
                    {
                        "value": "680"
                    }, 
                    {
                        "value": "684"
                    }, 
                    {
                        "value": "687"
                    }, 
                    {
                        "value": "690"
                    }, 
                    {
                        "value": "693"
                    }, 
                    {
                        "value": "696"
                    }, 
                    {
                        "value": "699"
                    }, 
                    {
                        "value": "702"
                    }, 
                    {
                        "value": "704"
                    }, 
                    {
                        "value": "707"
                    }, 
                    {
                        "value": "709"
                    }, 
                    {
                        "value": "712"
                    }, 
                    {
                        "value": "714"
                    }, 
                    {
                        "value": "716"
                    }, 
                    {
                        "value": "719"
                    }, 
                    {
                        "value": "721"
                    }, 
                    {
                        "value": "723"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "94.2"
                            }, 
                            {
                                "value": "98.7"
                            }, 
                            {
                                "value": "104.3"
                            }, 
                            {
                                "value": "108.2"
                            }, 
                            {
                                "value": "111.2"
                            }, 
                            {
                                "value": "113.5"
                            }, 
                            {
                                "value": "115.5"
                            }, 
                            {
                                "value": "117.1"
                            }, 
                            {
                                "value": "118.5"
                            }, 
                            {
                                "value": "119.7"
                            }, 
                            {
                                "value": "120.7"
                            }, 
                            {
                                "value": "121.7"
                            }, 
                            {
                                "value": "122.6"
                            }, 
                            {
                                "value": "123.4"
                            }, 
                            {
                                "value": "124.1"
                            }, 
                            {
                                "value": "124.8"
                            }, 
                            {
                                "value": "125.5"
                            }, 
                            {
                                "value": "126.1"
                            }, 
                            {
                                "value": "126.7"
                            }, 
                            {
                                "value": "127.3"
                            }, 
                            {
                                "value": "127.8"
                            }, 
                            {
                                "value": "128.3"
                            }, 
                            {
                                "value": "128.8"
                            }, 
                            {
                                "value": "129.3"
                            }, 
                            {
                                "value": "129.7"
                            }, 
                            {
                                "value": "130.2"
                            }, 
                            {
                                "value": "130.6"
                            }, 
                            {
                                "value": "131"
                            }, 
                            {
                                "value": "131.5"
                            }, 
                            {
                                "value": "131.9"
                            }, 
                            {
                                "value": "132.3"
                            }, 
                            {
                                "value": "132.6"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High-Temperature Heat Capacity and Thermal Expansion of SrTiO3 and SrZrO3 Perovskites, D. de Ligny and P. Richet, Physical Review B, Vol. 53 6, pp. 3013-3022 (1996), published by American Physical Society."
            }
        ], 
        "names": [
            "Strontium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SrZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sr-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Johnson-Matthey"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "539"
                    }, 
                    {
                        "value": "566"
                    }, 
                    {
                        "value": "597"
                    }, 
                    {
                        "value": "619"
                    }, 
                    {
                        "value": "635"
                    }, 
                    {
                        "value": "647"
                    }, 
                    {
                        "value": "657"
                    }, 
                    {
                        "value": "666"
                    }, 
                    {
                        "value": "674"
                    }, 
                    {
                        "value": "682"
                    }, 
                    {
                        "value": "689"
                    }, 
                    {
                        "value": "697"
                    }, 
                    {
                        "value": "705"
                    }, 
                    {
                        "value": "714"
                    }, 
                    {
                        "value": "728"
                    }, 
                    {
                        "value": "764"
                    }, 
                    {
                        "value": "765"
                    }, 
                    {
                        "value": "742"
                    }, 
                    {
                        "value": "733"
                    }, 
                    {
                        "value": "727"
                    }, 
                    {
                        "value": "724"
                    }, 
                    {
                        "value": "723"
                    }, 
                    {
                        "value": "723"
                    }, 
                    {
                        "value": "725"
                    }, 
                    {
                        "value": "728"
                    }, 
                    {
                        "value": "735"
                    }, 
                    {
                        "value": "753"
                    }, 
                    {
                        "value": "768"
                    }, 
                    {
                        "value": "737"
                    }, 
                    {
                        "value": "725"
                    }, 
                    {
                        "value": "719"
                    }, 
                    {
                        "value": "715"
                    }, 
                    {
                        "value": "713"
                    }, 
                    {
                        "value": "711"
                    }, 
                    {
                        "value": "710"
                    }, 
                    {
                        "value": "710"
                    }, 
                    {
                        "value": "710"
                    }, 
                    {
                        "value": "712"
                    }, 
                    {
                        "value": "717"
                    }, 
                    {
                        "value": "722"
                    }, 
                    {
                        "value": "727"
                    }, 
                    {
                        "value": "730"
                    }, 
                    {
                        "value": "742"
                    }, 
                    {
                        "value": "720"
                    }, 
                    {
                        "value": "701"
                    }, 
                    {
                        "value": "684"
                    }, 
                    {
                        "value": "668"
                    }, 
                    {
                        "value": "653"
                    }, 
                    {
                        "value": "640"
                    }, 
                    {
                        "value": "628"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1010"
                            }, 
                            {
                                "value": "1020"
                            }, 
                            {
                                "value": "1030"
                            }, 
                            {
                                "value": "1040"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1060"
                            }, 
                            {
                                "value": "1070"
                            }, 
                            {
                                "value": "1080"
                            }, 
                            {
                                "value": "1090"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1110"
                            }, 
                            {
                                "value": "1120"
                            }, 
                            {
                                "value": "1130"
                            }, 
                            {
                                "value": "1140"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1160"
                            }, 
                            {
                                "value": "1170"
                            }, 
                            {
                                "value": "1180"
                            }, 
                            {
                                "value": "1190"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1435"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "103.9"
                            }, 
                            {
                                "value": "109.6"
                            }, 
                            {
                                "value": "113.5"
                            }, 
                            {
                                "value": "116.5"
                            }, 
                            {
                                "value": "118.8"
                            }, 
                            {
                                "value": "120.6"
                            }, 
                            {
                                "value": "122.3"
                            }, 
                            {
                                "value": "123.8"
                            }, 
                            {
                                "value": "125.2"
                            }, 
                            {
                                "value": "126.5"
                            }, 
                            {
                                "value": "127.9"
                            }, 
                            {
                                "value": "129.4"
                            }, 
                            {
                                "value": "131.1"
                            }, 
                            {
                                "value": "133.7"
                            }, 
                            {
                                "value": "140.2"
                            }, 
                            {
                                "value": "140.4"
                            }, 
                            {
                                "value": "136.2"
                            }, 
                            {
                                "value": "134.5"
                            }, 
                            {
                                "value": "133.5"
                            }, 
                            {
                                "value": "133.0"
                            }, 
                            {
                                "value": "132.7"
                            }, 
                            {
                                "value": "132.7"
                            }, 
                            {
                                "value": "133.0"
                            }, 
                            {
                                "value": "133.6"
                            }, 
                            {
                                "value": "134.9"
                            }, 
                            {
                                "value": "138.2"
                            }, 
                            {
                                "value": "141.0"
                            }, 
                            {
                                "value": "135.3"
                            }, 
                            {
                                "value": "133.1"
                            }, 
                            {
                                "value": "131.9"
                            }, 
                            {
                                "value": "131.2"
                            }, 
                            {
                                "value": "130.8"
                            }, 
                            {
                                "value": "130.5"
                            }, 
                            {
                                "value": "130.4"
                            }, 
                            {
                                "value": "130.3"
                            }, 
                            {
                                "value": "130.3"
                            }, 
                            {
                                "value": "130.7"
                            }, 
                            {
                                "value": "131.5"
                            }, 
                            {
                                "value": "132.4"
                            }, 
                            {
                                "value": "133.3"
                            }, 
                            {
                                "value": "134.0"
                            }, 
                            {
                                "value": "136.1"
                            }, 
                            {
                                "value": "132.2"
                            }, 
                            {
                                "value": "128.7"
                            }, 
                            {
                                "value": "125.5"
                            }, 
                            {
                                "value": "122.6"
                            }, 
                            {
                                "value": "119.9"
                            }, 
                            {
                                "value": "117.5"
                            }, 
                            {
                                "value": "115.2"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Anisotropic Microhardness in Single-Crystal and Polycrystalline BaTiO3, E.T. Park, J.L. Routbort, A. Li, and P. Nash, Journal of Materials Science, Vol. 33, pp. 669-673 (1998), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Barium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.27", 
                        "value": "4.53"
                    }, 
                    {
                        "uncertainty": "0.26", 
                        "value": "4.42"
                    }, 
                    {
                        "uncertainty": "0.28", 
                        "value": "4.69"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Unpoled"
                            }, 
                            {
                                "value": "Poled"
                            }, 
                            {
                                "value": "Poled"
                            }
                        ], 
                        "name": "Specimen Condition"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Parallel"
                            }
                        ], 
                        "name": "Measurement Direction"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Anisotropic Microhardness in Single-Crystal and Polycrystalline BaTiO3, E.T. Park, J.L. Routbort, A. Li, and P. Nash, Journal of Materials Science, Vol. 33, pp. 669-673 (1998), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Barium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.09", 
                        "value": "4.06"
                    }, 
                    {
                        "uncertainty": "0.08", 
                        "value": "4.35"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Poled"
                            }
                        ], 
                        "name": "Specimen Condition"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Parallel"
                            }
                        ], 
                        "name": "Measurement Direction"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Microstructure on Strength and Fracture Toughness of $\\beta$-Sialon, K. Kishi, S. Umebayashi, and E. Tani, Journal of Materials Science, Vol. 25, pp. 2780-2784 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si5.5Al0.5O0.5N7.5", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.14"
                    }, 
                    {
                        "value": "3.14"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Al(Oi-Pr)3"
                            }, 
                            {
                                "value": "Al2O3"
                            }
                        ], 
                        "name": "Starting Material"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Microstructure on Strength and Fracture Toughness of $\\beta$-Sialon, K. Kishi, S. Umebayashi, and E. Tani, Journal of Materials Science, Vol. 25, pp. 2780-2784 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si5.5Al0.5O0.5N7.5", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1480"
                    }, 
                    {
                        "value": "956"
                    }, 
                    {
                        "value": "484"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "yes"
                            }, 
                            {
                                "value": "no"
                            }
                        ], 
                        "name": "Heat Treatment"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Al(Oi-Pr)3"
                            }, 
                            {
                                "value": "Al(Oi-Pr)3"
                            }, 
                            {
                                "value": "Al2O3"
                            }
                        ], 
                        "name": "Starting Material"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Microstructure on Strength and Fracture Toughness of $\\beta$-Sialon, K. Kishi, S. Umebayashi, and E. Tani, Journal of Materials Science, Vol. 25, pp. 2780-2784 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si5.5Al0.5O0.5N7.5", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "3.2"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "yes"
                            }, 
                            {
                                "value": "no"
                            }
                        ], 
                        "name": "Heat Treatment"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Al(Oi-Pr)3"
                            }, 
                            {
                                "value": "Al(Oi-Pr)3"
                            }, 
                            {
                                "value": "Al2O3"
                            }
                        ], 
                        "name": "Starting Material"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Microstructure on Strength and Fracture Toughness of $\\beta$-Sialon, K. Kishi, S. Umebayashi, and E. Tani, Journal of Materials Science, Vol. 25, pp. 2780-2784 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si5.5Al0.5O0.5N7.5", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "16.0"
                    }, 
                    {
                        "value": "13.9"
                    }, 
                    {
                        "value": "15.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "yes"
                            }, 
                            {
                                "value": "no"
                            }
                        ], 
                        "name": "Heat Treatment"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Al(Oi-Pr)3"
                            }, 
                            {
                                "value": "Al(Oi-Pr)3"
                            }, 
                            {
                                "value": "Al2O3"
                            }
                        ], 
                        "name": "Starting Material"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of Single-Crystal Alumina, M. Iwasa and R.C. Bradt, Advances in Ceramics, Vol. 10, pp. 767-779 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "2.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "(0001)"
                            }, 
                            {
                                "value": "(0001)"
                            }, 
                            {
                                "value": "(0001)"
                            }, 
                            {
                                "value": "(0001)"
                            }, 
                            {
                                "value": "(0001)"
                            }, 
                            {
                                "value": "(0001)"
                            }, 
                            {
                                "value": "(0001)"
                            }, 
                            {
                                "value": "(0001)"
                            }, 
                            {
                                "value": "(10-10)"
                            }, 
                            {
                                "value": "(10-10)"
                            }, 
                            {
                                "value": "(10-10)"
                            }, 
                            {
                                "value": "(10-10)"
                            }, 
                            {
                                "value": "(10-10)"
                            }, 
                            {
                                "value": "(11-20)"
                            }, 
                            {
                                "value": "(11-20)"
                            }, 
                            {
                                "value": "(11-20)"
                            }, 
                            {
                                "value": "(11-20)"
                            }, 
                            {
                                "value": "(11-20)"
                            }, 
                            {
                                "value": "(11-20)"
                            }, 
                            {
                                "value": "(11-20)"
                            }, 
                            {
                                "value": "(11-20)"
                            }, 
                            {
                                "value": "(10-12)"
                            }, 
                            {
                                "value": "(10-12)"
                            }, 
                            {
                                "value": "(10-12)"
                            }, 
                            {
                                "value": "(10-12)"
                            }, 
                            {
                                "value": "(10-12)"
                            }, 
                            {
                                "value": "(10-12)"
                            }, 
                            {
                                "value": "(10-12)"
                            }, 
                            {
                                "value": "(10-12)"
                            }
                        ], 
                        "name": "Crystal Plane"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Expansion of TiB2, E.C. Skaar and William J. Croft, Journal of the American Ceramic Society, Vol. 56 1, pp. 45-45 (1973), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Union Carbide Corp."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.001", 
                        "value": "3.027"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "3.231"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Expansion of TiB2, E.C. Skaar and William J. Croft, Journal of the American Ceramic Society, Vol. 56 1, pp. 45-45 (1973), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Union Carbide Corp."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.30"
                    }, 
                    {
                        "value": "7.28"
                    }, 
                    {
                        "value": "7.25"
                    }, 
                    {
                        "value": "10.27"
                    }, 
                    {
                        "value": "10.23"
                    }, 
                    {
                        "value": "10.20"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "1273"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Nonmetallic Crystals with High Thermal Conductivity, G.A. Slack, Journal of Physics and Chemistry of Solids, Vol. 34, pp. 321-335 (1973), published by Pergamon Press."
            }
        ], 
        "names": [
            "Boron nitride (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.76"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "13"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "R190"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Nonmetallic Crystals with High Thermal Conductivity, G.A. Slack, Journal of Physics and Chemistry of Solids, Vol. 34, pp. 321-335 (1973), published by Pergamon Press."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.3"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "2.1"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "R209"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Nonmetallic Crystals with High Thermal Conductivity, G.A. Slack, Journal of Physics and Chemistry of Solids, Vol. 34, pp. 321-335 (1973), published by Pergamon Press."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "General Electric Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.3"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "2.5"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "R207"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Nonmetallic Crystals with High Thermal Conductivity, G.A. Slack, Journal of Physics and Chemistry of Solids, Vol. 34, pp. 321-335 (1973), published by Pergamon Press."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "9.4"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "3.0"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "R66"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Nonmetallic Crystals with High Thermal Conductivity, G.A. Slack, Journal of Physics and Chemistry of Solids, Vol. 34, pp. 321-335 (1973), published by Pergamon Press."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Pechiney"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0003", 
                        "value": "3.1127"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "4.9816"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Nonmetallic Crystals with High Thermal Conductivity, G.A. Slack, Journal of Physics and Chemistry of Solids, Vol. 34, pp. 321-335 (1973), published by Pergamon Press."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Pechiney"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.1"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "2.5"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "R162"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Conductivity of Alumina and Silicon Carbide Ceramics at Low Temperatures, T. Nemoto, S. Sasaki, and Y. Hakuraku, Cryogenics, Vol. 25, pp. 531-532 (1985), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hitachi"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Alumina 552"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.42"
                    }, 
                    {
                        "value": "0.52"
                    }, 
                    {
                        "value": "1.1"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "7.8"
                    }, 
                    {
                        "value": "31"
                    }, 
                    {
                        "value": "48"
                    }, 
                    {
                        "value": "81"
                    }, 
                    {
                        "value": "95"
                    }, 
                    {
                        "value": "76"
                    }, 
                    {
                        "value": "63"
                    }, 
                    {
                        "value": "46"
                    }, 
                    {
                        "value": "27"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "4.8"
                            }, 
                            {
                                "value": "6.0"
                            }, 
                            {
                                "value": "8.6"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "51"
                            }, 
                            {
                                "value": "87"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Conductivity of Alumina and Silicon Carbide Ceramics at Low Temperatures, T. Nemoto, S. Sasaki, and Y. Hakuraku, Cryogenics, Vol. 25, pp. 531-532 (1985), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xBeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:BeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hitachi"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "HITACERAM SC-101"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "BeO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Sinter Aid Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Conductivity of Alumina and Silicon Carbide Ceramics at Low Temperatures, T. Nemoto, S. Sasaki, and Y. Hakuraku, Cryogenics, Vol. 25, pp. 531-532 (1985), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xBeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:BeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hitachi"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "HITACERAM SC-101"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
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                    {
                        "value": "1.6"
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                    {
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                    {
                        "value": "12"
                    }, 
                    {
                        "value": "24"
                    }, 
                    {
                        "value": "38"
                    }, 
                    {
                        "value": "86"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "380"
                    }, 
                    {
                        "value": "390"
                    }, 
                    {
                        "value": "340"
                    }, 
                    {
                        "value": "270"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "7.1"
                            }, 
                            {
                                "value": "8.4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "34"
                            }, 
                            {
                                "value": "46"
                            }, 
                            {
                                "value": "61"
                            }, 
                            {
                                "value": "87"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "310"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Properties of Zirconia-Toughened Mullite Ceramics Improved by B2O3 Additive, W.Y. Liu, H.Y. Li, and Y.J. Xin, Journal of Materials Science, Vol. 32, pp. 2151-2154 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "235"
                    }, 
                    {
                        "value": "195"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "320"
                    }, 
                    {
                        "value": "325"
                    }, 
                    {
                        "value": "320"
                    }, 
                    {
                        "value": "205"
                    }, 
                    {
                        "value": "205"
                    }, 
                    {
                        "value": "195"
                    }, 
                    {
                        "value": "230"
                    }, 
                    {
                        "value": "275"
                    }, 
                    {
                        "value": "280"
                    }, 
                    {
                        "value": "280"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.50"
                            }, 
                            {
                                "value": "2.25"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "3.00"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.50"
                            }, 
                            {
                                "value": "2.25"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "3.00"
                            }
                        ], 
                        "name": "Mass Fraction of B2O3"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Properties of Zirconia-Toughened Mullite Ceramics Improved by B2O3 Additive, W.Y. Liu, H.Y. Li, and Y.J. Xin, Journal of Materials Science, Vol. 32, pp. 2151-2154 (1997), published by Chapman and Hall."
            }
        ], 
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            "Mullite composite"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "5.9"
                    }, 
                    {
                        "value": "5.7"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.50"
                            }, 
                            {
                                "value": "2.25"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "3.00"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.50"
                            }, 
                            {
                                "value": "2.25"
                            }, 
                            {
                                "value": "2.60"
                            }, 
                            {
                                "value": "3.00"
                            }
                        ], 
                        "name": "Mass Fraction of B2O3"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Properties of Zirconia-Toughened Mullite Ceramics Improved by B2O3 Additive, W.Y. Liu, H.Y. Li, and Y.J. Xin, Journal of Materials Science, Vol. 32, pp. 2151-2154 (1997), published by Chapman and Hall."
            }
        ], 
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            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "0.8"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "1.6"
                    }
                ], 
                "units": "%", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.50"
                            }, 
                            {
                                "value": "2.25"
                            }
                        ], 
                        "name": "Mass Fraction of B2O3"
                    }
                ], 
                "name": "Porosity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Microstructure and Mechanical Properties of Si3N4/SiC Composites, T. Hirano and K. Niihara, Materials Letters, Vol. 22, pp. 249-254 (1995), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1059"
                    }, 
                    {
                        "value": "1302"
                    }, 
                    {
                        "value": "1149"
                    }, 
                    {
                        "value": "968"
                    }, 
                    {
                        "value": "1005"
                    }, 
                    {
                        "value": "1104"
                    }, 
                    {
                        "value": "1086"
                    }, 
                    {
                        "value": "1058"
                    }, 
                    {
                        "value": "1015"
                    }, 
                    {
                        "value": "1042"
                    }, 
                    {
                        "value": "993"
                    }, 
                    {
                        "value": "955"
                    }, 
                    {
                        "value": "944"
                    }, 
                    {
                        "value": "840"
                    }, 
                    {
                        "value": "1080"
                    }, 
                    {
                        "value": "1053"
                    }, 
                    {
                        "value": "1058"
                    }, 
                    {
                        "value": "1036"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "1800"
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                            {
                                "value": "1800"
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                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }
                        ], 
                        "name": "Hot Pressing Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.3"
                            }, 
                            {
                                "value": "99.5"
                            }, 
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "98.9"
                            }, 
                            {
                                "value": "97.2"
                            }, 
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "99.3"
                            }, 
                            {
                                "value": "99.3"
                            }, 
                            {
                                "value": "99.3"
                            }, 
                            {
                                "value": "99.3"
                            }, 
                            {
                                "value": "99.3"
                            }, 
                            {
                                "value": "99.3"
                            }, 
                            {
                                "value": "99.3"
                            }, 
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "99.4"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Microstructure and Mechanical Properties of Si3N4/SiC Composites, T. Hirano and K. Niihara, Materials Letters, Vol. 22, pp. 249-254 (1995), published by Elsevier Science B.V.."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xSiC", 
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            {
                "scalars": [
                    {
                        "value": "Si-N:SiC"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.5"
                    }, 
                    {
                        "value": "6.7"
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                    {
                        "value": "6.3"
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                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "4.5"
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                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "5.9"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
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                            {
                                "value": "10"
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                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }
                        ], 
                        "name": "Hot Pressing Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.3"
                            }, 
                            {
                                "value": "99.5"
                            }, 
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "98.9"
                            }, 
                            {
                                "value": "97.2"
                            }, 
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "99.4"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Kyocera"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.39"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Kyocera"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "309"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Kyocera"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "46", 
                        "value": "590"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "N/s", 
                        "scalars": [
                            {
                                "value": "0.04"
                            }
                        ], 
                        "name": "Loading Rate"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Kyocera"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.11"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Kyocera"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "15.87"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Enthalpy and Heat-Capacity Standard Reference Material:  Synthetic Sapphire ($\\alpha$-Al2O3) from 10 K to 2250 K, D.A. Ditmars, S. Ishihara, S.S. Chang, G. Bernstein, and E.D. West, Journal of Research of the National Bureau of Standards, Vol. 87 2, pp. 159-163 (1982), published by National Bureau of Standards."
            }
        ], 
        "names": [
            "Sapphire"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "NIST"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SRM 720"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.088"
                    }, 
                    {
                        "value": "0.29"
                    }, 
                    {
                        "value": "0.72"
                    }, 
                    {
                        "value": "1.37"
                    }, 
                    {
                        "value": "2.55"
                    }, 
                    {
                        "value": "4.32"
                    }, 
                    {
                        "value": "6.77"
                    }, 
                    {
                        "value": "10.2"
                    }, 
                    {
                        "value": "14.7"
                    }, 
                    {
                        "value": "27.4"
                    }, 
                    {
                        "value": "45.0"
                    }, 
                    {
                        "value": "67.7"
                    }, 
                    {
                        "value": "94.8"
                    }, 
                    {
                        "value": "126"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "196"
                    }, 
                    {
                        "value": "234"
                    }, 
                    {
                        "value": "274"
                    }, 
                    {
                        "value": "313"
                    }, 
                    {
                        "value": "352"
                    }, 
                    {
                        "value": "391"
                    }, 
                    {
                        "value": "429"
                    }, 
                    {
                        "value": "466"
                    }, 
                    {
                        "value": "501"
                    }, 
                    {
                        "value": "535"
                    }, 
                    {
                        "value": "568"
                    }, 
                    {
                        "value": "599"
                    }, 
                    {
                        "value": "629"
                    }, 
                    {
                        "value": "657"
                    }, 
                    {
                        "value": "685"
                    }, 
                    {
                        "value": "710"
                    }, 
                    {
                        "value": "718"
                    }, 
                    {
                        "value": "734"
                    }, 
                    {
                        "value": "757"
                    }, 
                    {
                        "value": "775"
                    }, 
                    {
                        "value": "779"
                    }, 
                    {
                        "value": "799"
                    }, 
                    {
                        "value": "818"
                    }, 
                    {
                        "value": "837"
                    }, 
                    {
                        "value": "854"
                    }, 
                    {
                        "value": "871"
                    }, 
                    {
                        "value": "887"
                    }, 
                    {
                        "value": "901"
                    }, 
                    {
                        "value": "916"
                    }, 
                    {
                        "value": "929"
                    }, 
                    {
                        "value": "942"
                    }, 
                    {
                        "value": "954"
                    }, 
                    {
                        "value": "966"
                    }, 
                    {
                        "value": "977"
                    }, 
                    {
                        "value": "987"
                    }, 
                    {
                        "value": "997"
                    }, 
                    {
                        "value": "1006"
                    }, 
                    {
                        "value": "1016"
                    }, 
                    {
                        "value": "1024"
                    }, 
                    {
                        "value": "1033"
                    }, 
                    {
                        "value": "1041"
                    }, 
                    {
                        "value": "1048"
                    }, 
                    {
                        "value": "1055"
                    }, 
                    {
                        "value": "1062"
                    }, 
                    {
                        "value": "1069"
                    }, 
                    {
                        "value": "1075"
                    }, 
                    {
                        "value": "1081"
                    }, 
                    {
                        "value": "1087"
                    }, 
                    {
                        "value": "1093"
                    }, 
                    {
                        "value": "1098"
                    }, 
                    {
                        "value": "1103"
                    }, 
                    {
                        "value": "1108"
                    }, 
                    {
                        "value": "1113"
                    }, 
                    {
                        "value": "1118"
                    }, 
                    {
                        "value": "1122"
                    }, 
                    {
                        "value": "1127"
                    }, 
                    {
                        "value": "1131"
                    }, 
                    {
                        "value": "1135"
                    }, 
                    {
                        "value": "1139"
                    }, 
                    {
                        "value": "1143"
                    }, 
                    {
                        "value": "1147"
                    }, 
                    {
                        "value": "1153"
                    }, 
                    {
                        "value": "1160"
                    }, 
                    {
                        "value": "1166"
                    }, 
                    {
                        "value": "1172"
                    }, 
                    {
                        "value": "1178"
                    }, 
                    {
                        "value": "1183"
                    }, 
                    {
                        "value": "1189"
                    }, 
                    {
                        "value": "1194"
                    }, 
                    {
                        "value": "1198"
                    }, 
                    {
                        "value": "1202"
                    }, 
                    {
                        "value": "1207"
                    }, 
                    {
                        "value": "1211"
                    }, 
                    {
                        "value": "1215"
                    }, 
                    {
                        "value": "1219"
                    }, 
                    {
                        "value": "1223"
                    }, 
                    {
                        "value": "1227"
                    }, 
                    {
                        "value": "1231"
                    }, 
                    {
                        "value": "1235"
                    }, 
                    {
                        "value": "1238"
                    }, 
                    {
                        "value": "1242"
                    }, 
                    {
                        "value": "1245"
                    }, 
                    {
                        "value": "1248"
                    }, 
                    {
                        "value": "1251"
                    }, 
                    {
                        "value": "1254"
                    }, 
                    {
                        "value": "1255"
                    }, 
                    {
                        "value": "1265"
                    }, 
                    {
                        "value": "1265"
                    }, 
                    {
                        "value": "1275"
                    }, 
                    {
                        "value": "1285"
                    }, 
                    {
                        "value": "1285"
                    }, 
                    {
                        "value": "1295"
                    }, 
                    {
                        "value": "1295"
                    }, 
                    {
                        "value": "1304"
                    }, 
                    {
                        "value": "1304"
                    }, 
                    {
                        "value": "1314"
                    }, 
                    {
                        "value": "1314"
                    }, 
                    {
                        "value": "1324"
                    }, 
                    {
                        "value": "1324"
                    }, 
                    {
                        "value": "1324"
                    }, 
                    {
                        "value": "1334"
                    }, 
                    {
                        "value": "1334"
                    }, 
                    {
                        "value": "1334"
                    }, 
                    {
                        "value": "1344"
                    }, 
                    {
                        "value": "1344"
                    }, 
                    {
                        "value": "1344"
                    }, 
                    {
                        "value": "1353"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "273.15"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "298.15"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "310"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "360"
                            }, 
                            {
                                "value": "370"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "390"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "420"
                            }, 
                            {
                                "value": "430"
                            }, 
                            {
                                "value": "440"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "460"
                            }, 
                            {
                                "value": "470"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "490"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "510"
                            }, 
                            {
                                "value": "520"
                            }, 
                            {
                                "value": "530"
                            }, 
                            {
                                "value": "540"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "560"
                            }, 
                            {
                                "value": "570"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "590"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "610"
                            }, 
                            {
                                "value": "620"
                            }, 
                            {
                                "value": "630"
                            }, 
                            {
                                "value": "640"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "660"
                            }, 
                            {
                                "value": "670"
                            }, 
                            {
                                "value": "680"
                            }, 
                            {
                                "value": "690"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "720"
                            }, 
                            {
                                "value": "740"
                            }, 
                            {
                                "value": "760"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "820"
                            }, 
                            {
                                "value": "840"
                            }, 
                            {
                                "value": "860"
                            }, 
                            {
                                "value": "880"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "920"
                            }, 
                            {
                                "value": "940"
                            }, 
                            {
                                "value": "960"
                            }, 
                            {
                                "value": "980"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1020"
                            }, 
                            {
                                "value": "1040"
                            }, 
                            {
                                "value": "1060"
                            }, 
                            {
                                "value": "1080"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1120"
                            }, 
                            {
                                "value": "1140"
                            }, 
                            {
                                "value": "1160"
                            }, 
                            {
                                "value": "1180"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2050"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2250"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "0.009"
                            }, 
                            {
                                "value": "0.030"
                            }, 
                            {
                                "value": "0.073"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.26"
                            }, 
                            {
                                "value": "0.44"
                            }, 
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "1.04"
                            }, 
                            {
                                "value": "1.50"
                            }, 
                            {
                                "value": "2.79"
                            }, 
                            {
                                "value": "4.59"
                            }, 
                            {
                                "value": "6.90"
                            }, 
                            {
                                "value": "9.67"
                            }, 
                            {
                                "value": "12.85"
                            }, 
                            {
                                "value": "16.34"
                            }, 
                            {
                                "value": "20.0"
                            }, 
                            {
                                "value": "23.9"
                            }, 
                            {
                                "value": "27.9"
                            }, 
                            {
                                "value": "31.9"
                            }, 
                            {
                                "value": "35.9"
                            }, 
                            {
                                "value": "39.9"
                            }, 
                            {
                                "value": "43.7"
                            }, 
                            {
                                "value": "47.5"
                            }, 
                            {
                                "value": "51.1"
                            }, 
                            {
                                "value": "54.6"
                            }, 
                            {
                                "value": "57.9"
                            }, 
                            {
                                "value": "61.1"
                            }, 
                            {
                                "value": "64.1"
                            }, 
                            {
                                "value": "67.0"
                            }, 
                            {
                                "value": "69.8"
                            }, 
                            {
                                "value": "72.4"
                            }, 
                            {
                                "value": "73.2"
                            }, 
                            {
                                "value": "74.8"
                            }, 
                            {
                                "value": "77.2"
                            }, 
                            {
                                "value": "79.0"
                            }, 
                            {
                                "value": "79.4"
                            }, 
                            {
                                "value": "81.5"
                            }, 
                            {
                                "value": "83.4"
                            }, 
                            {
                                "value": "85.3"
                            }, 
                            {
                                "value": "87.1"
                            }, 
                            {
                                "value": "88.8"
                            }, 
                            {
                                "value": "90.4"
                            }, 
                            {
                                "value": "91.9"
                            }, 
                            {
                                "value": "93.4"
                            }, 
                            {
                                "value": "94.7"
                            }, 
                            {
                                "value": "96.0"
                            }, 
                            {
                                "value": "97.3"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "99.6"
                            }, 
                            {
                                "value": "100.6"
                            }, 
                            {
                                "value": "101.7"
                            }, 
                            {
                                "value": "102.6"
                            }, 
                            {
                                "value": "103.6"
                            }, 
                            {
                                "value": "104.4"
                            }, 
                            {
                                "value": "105.3"
                            }, 
                            {
                                "value": "106.1"
                            }, 
                            {
                                "value": "106.9"
                            }, 
                            {
                                "value": "107.6"
                            }, 
                            {
                                "value": "108.3"
                            }, 
                            {
                                "value": "109.0"
                            }, 
                            {
                                "value": "109.6"
                            }, 
                            {
                                "value": "110.2"
                            }, 
                            {
                                "value": "110.8"
                            }, 
                            {
                                "value": "111.4"
                            }, 
                            {
                                "value": "112.0"
                            }, 
                            {
                                "value": "112.5"
                            }, 
                            {
                                "value": "113.0"
                            }, 
                            {
                                "value": "113.5"
                            }, 
                            {
                                "value": "114.0"
                            }, 
                            {
                                "value": "114.4"
                            }, 
                            {
                                "value": "114.9"
                            }, 
                            {
                                "value": "115.3"
                            }, 
                            {
                                "value": "115.7"
                            }, 
                            {
                                "value": "116.1"
                            }, 
                            {
                                "value": "116.5"
                            }, 
                            {
                                "value": "116.9"
                            }, 
                            {
                                "value": "117.6"
                            }, 
                            {
                                "value": "118.3"
                            }, 
                            {
                                "value": "118.9"
                            }, 
                            {
                                "value": "119.5"
                            }, 
                            {
                                "value": "120.1"
                            }, 
                            {
                                "value": "120.6"
                            }, 
                            {
                                "value": "121.2"
                            }, 
                            {
                                "value": "121.7"
                            }, 
                            {
                                "value": "122.2"
                            }, 
                            {
                                "value": "122.6"
                            }, 
                            {
                                "value": "123.1"
                            }, 
                            {
                                "value": "123.5"
                            }, 
                            {
                                "value": "123.9"
                            }, 
                            {
                                "value": "124.3"
                            }, 
                            {
                                "value": "124.7"
                            }, 
                            {
                                "value": "125.1"
                            }, 
                            {
                                "value": "125.5"
                            }, 
                            {
                                "value": "125.9"
                            }, 
                            {
                                "value": "126.2"
                            }, 
                            {
                                "value": "126.6"
                            }, 
                            {
                                "value": "126.9"
                            }, 
                            {
                                "value": "127.2"
                            }, 
                            {
                                "value": "127.6"
                            }, 
                            {
                                "value": "127.9"
                            }, 
                            {
                                "value": "128"
                            }, 
                            {
                                "value": "129"
                            }, 
                            {
                                "value": "129"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "131"
                            }, 
                            {
                                "value": "131"
                            }, 
                            {
                                "value": "132"
                            }, 
                            {
                                "value": "132"
                            }, 
                            {
                                "value": "133"
                            }, 
                            {
                                "value": "133"
                            }, 
                            {
                                "value": "134"
                            }, 
                            {
                                "value": "134"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "136"
                            }, 
                            {
                                "value": "136"
                            }, 
                            {
                                "value": "136"
                            }, 
                            {
                                "value": "137"
                            }, 
                            {
                                "value": "137"
                            }, 
                            {
                                "value": "137"
                            }, 
                            {
                                "value": "138"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Fracture Toughness Evaluation of Small Thin Ceramic Specimens, D. Sherman, Journal of the American Ceramic Society, Vol. 80 7, pp. 1904-1906 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "ADS96R"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.27", 
                        "value": "3.27"
                    }, 
                    {
                        "uncertainty": "0.75", 
                        "value": "3.27"
                    }, 
                    {
                        "uncertainty": "0.38", 
                        "value": "4.44"
                    }, 
                    {
                        "uncertainty": "0.49", 
                        "value": "4.23"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "mm", 
                        "scalars": [
                            {
                                "value": "0.63"
                            }, 
                            {
                                "value": "0.36"
                            }, 
                            {
                                "value": "0.63"
                            }, 
                            {
                                "value": "0.36"
                            }
                        ], 
                        "name": "Specimen Thickness"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "SEPB"
                            }, 
                            {
                                "value": "SEPB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }
                        ], 
                        "name": "Test Type"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Number of Tests"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Rupture Strength and Fracture Defects of Sintered Silicon Carbide, T. Ohji, Y. Yamauchi, W. Kanematsu, and S. Ito, Journal of the American Ceramic Society, Vol. 72 4, pp. 688-690 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al"
                    }, 
                    {
                        "value": "Mg"
                    }, 
                    {
                        "value": "Cr"
                    }, 
                    {
                        "value": "Fe"
                    }, 
                    {
                        "value": "Ca"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.040"
                            }, 
                            {
                                "value": "0.004"
                            }, 
                            {
                                "value": "0.015"
                            }, 
                            {
                                "value": "0.054"
                            }, 
                            {
                                "value": "0.030"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Tensile Rupture Strength and Fracture Defects of Sintered Silicon Carbide, T. Ohji, Y. Yamauchi, W. Kanematsu, and S. Ito, Journal of the American Ceramic Society, Vol. 72 4, pp. 688-690 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.12"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Rupture Strength and Fracture Defects of Sintered Silicon Carbide, T. Ohji, Y. Yamauchi, W. Kanematsu, and S. Ito, Journal of the American Ceramic Society, Vol. 72 4, pp. 688-690 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "2.3"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Rupture Strength and Fracture Defects of Sintered Silicon Carbide, T. Ohji, Y. Yamauchi, W. Kanematsu, and S. Ito, Journal of the American Ceramic Society, Vol. 72 4, pp. 688-690 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "505"
                    }, 
                    {
                        "value": "512"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "mm/min", 
                        "scalars": [
                            {
                                "value": "0.1"
                            }
                        ], 
                        "name": "Crosshead Speed"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Rupture Strength and Fracture Defects of Sintered Silicon Carbide, T. Ohji, Y. Yamauchi, W. Kanematsu, and S. Ito, Journal of the American Ceramic Society, Vol. 72 4, pp. 688-690 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "12.0"
                    }, 
                    {
                        "value": "10.7"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "In Situ-Toughened Silicon Carbide-Titanium Carbide Composites, K.S. Cho, Y.W. Kim, H.J. Choi, and J.G. Lee, Journal of the American Ceramic Society, Vol. 79 6, pp. 1711-1713 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.276"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.4"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "In Situ-Toughened Silicon Carbide-Titanium Carbide Composites, K.S. Cho, Y.W. Kim, H.J. Choi, and J.G. Lee, Journal of the American Ceramic Society, Vol. 79 6, pp. 1711-1713 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.650"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.4"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "In Situ-Toughened Silicon Carbide-Titanium Carbide Composites, K.S. Cho, Y.W. Kim, H.J. Choi, and J.G. Lee, Journal of the American Ceramic Society, Vol. 79 6, pp. 1711-1713 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.624"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.4"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "In Situ-Toughened Silicon Carbide-Titanium Carbide Composites, K.S. Cho, Y.W. Kim, H.J. Choi, and J.G. Lee, Journal of the American Ceramic Society, Vol. 79 6, pp. 1711-1713 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.591"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.4"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "In Situ-Toughened Silicon Carbide-Titanium Carbide Composites, K.S. Cho, Y.W. Kim, H.J. Choi, and J.G. Lee, Journal of the American Ceramic Society, Vol. 79 6, pp. 1711-1713 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.484"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.4"
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                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "In Situ-Toughened Silicon Carbide-Titanium Carbide Composites, K.S. Cho, Y.W. Kim, H.J. Choi, and J.G. Lee, Journal of the American Ceramic Society, Vol. 79 6, pp. 1711-1713 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.4", 
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                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.4"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "In Situ-Toughened Silicon Carbide-Titanium Carbide Composites, K.S. Cho, Y.W. Kim, H.J. Choi, and J.G. Lee, Journal of the American Ceramic Society, Vol. 79 6, pp. 1711-1713 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.3", 
                        "value": "4.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.4"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "5.0"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "113"
                            }, 
                            {
                                "value": "197"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "398"
                            }, 
                            {
                                "value": "515"
                            }, 
                            {
                                "value": "602"
                            }, 
                            {
                                "value": "710"
                            }, 
                            {
                                "value": "786"
                            }, 
                            {
                                "value": "891"
                            }, 
                            {
                                "value": "993"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.ySrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.32"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.ySrO", 
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            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.41"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Processing, Mechanical Properties, and Oxidation Behavior of Silicon Oxynitride Ceramics, M. Ohashi, S. Kanzaki, and H. Tabata, Journal of the American Ceramic Society, Vol. 74 1, pp. 109-114 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon oxynitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si2N2O", 
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            {
                "scalars": [
                    {
                        "value": "Si-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "CeO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3"
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                        ], 
                        "name": "Sintering Aid Molar Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Processing, Mechanical Properties, and Oxidation Behavior of Silicon Oxynitride Ceramics, M. Ohashi, S. Kanzaki, and H. Tabata, Journal of the American Ceramic Society, Vol. 74 1, pp. 109-114 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon oxynitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si2N2O", 
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            {
                "scalars": [
                    {
                        "value": "Si-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.00046"
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                    {
                        "value": "0.00025"
                    }, 
                    {
                        "value": "0.00012"
                    }, 
                    {
                        "value": "0.00009"
                    }, 
                    {
                        "value": "0.00063"
                    }, 
                    {
                        "value": "0.00032"
                    }, 
                    {
                        "value": "0.00017"
                    }, 
                    {
                        "value": "0.00015"
                    }, 
                    {
                        "value": "0.00060"
                    }, 
                    {
                        "value": "0.00030"
                    }, 
                    {
                        "value": "0.00013"
                    }, 
                    {
                        "value": "0.0150"
                    }, 
                    {
                        "value": "0.0069"
                    }, 
                    {
                        "value": "0.0053"
                    }, 
                    {
                        "value": "0.0026"
                    }, 
                    {
                        "value": "0.0240"
                    }, 
                    {
                        "value": "0.0085"
                    }, 
                    {
                        "value": "0.0062"
                    }, 
                    {
                        "value": "0.0035"
                    }, 
                    {
                        "value": "0.0180"
                    }, 
                    {
                        "value": "0.0034"
                    }, 
                    {
                        "value": "0.0007"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "mg/cm$^{2}$", 
                        "scalars": [
                            {
                                "value": "0.096"
                            }, 
                            {
                                "value": "0.018"
                            }, 
                            {
                                "value": "0.023"
                            }, 
                            {
                                "value": "0.032"
                            }, 
                            {
                                "value": "0.013"
                            }, 
                            {
                                "value": "0.023"
                            }, 
                            {
                                "value": "0.032"
                            }, 
                            {
                                "value": "0.047"
                            }, 
                            {
                                "value": "0.031"
                            }, 
                            {
                                "value": "0.046"
                            }, 
                            {
                                "value": "0.059"
                            }, 
                            {
                                "value": "0.31"
                            }, 
                            {
                                "value": "0.52"
                            }, 
                            {
                                "value": "0.78"
                            }, 
                            {
                                "value": "1.03"
                            }, 
                            {
                                "value": "0.49"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.06"
                            }, 
                            {
                                "value": "1.40"
                            }, 
                            {
                                "value": "0.91"
                            }, 
                            {
                                "value": "1.08"
                            }, 
                            {
                                "value": "1.15"
                            }
                        ], 
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                    }, 
                    {
                        "units": "h", 
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                                "value": "21"
                            }, 
                            {
                                "value": "53"
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                            {
                                "value": "100"
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                            {
                                "value": "200"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "53"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "52"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "21"
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                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "21"
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                            {
                                "value": "51"
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                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
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                            {
                                "value": "51"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "1300"
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                            {
                                "value": "1300"
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                            {
                                "value": "1300"
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                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
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                    }, 
                    {
                        "units": "min", 
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                                "value": "60"
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                            {
                                "value": "60"
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                            {
                                "value": "60"
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                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
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                            {
                                "value": "120"
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                "name": "Hot Pressing"
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                "citation": "Processing, Mechanical Properties, and Oxidation Behavior of Silicon Oxynitride Ceramics, M. Ohashi, S. Kanzaki, and H. Tabata, Journal of the American Ceramic Society, Vol. 74 1, pp. 109-114 (1991), published by American Ceramic Society."
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        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
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        ], 
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            {
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            }, 
            {
                "scalars": [
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                    {
                        "value": "2.90"
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                ], 
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                                "value": "60"
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                            {
                                "value": "120"
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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            }, 
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                "scalars": [
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                        "value": "Polycrystalline"
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "235"
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                    {
                        "value": "239"
                    }
                ], 
                "units": "GPa", 
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                        "units": "$^{\\circ}$C", 
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                                "value": "60"
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                            {
                                "value": "120"
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                "name": "Hot Pressing"
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                "citation": "Processing, Mechanical Properties, and Oxidation Behavior of Silicon Oxynitride Ceramics, M. Ohashi, S. Kanzaki, and H. Tabata, Journal of the American Ceramic Society, Vol. 74 1, pp. 109-114 (1991), published by American Ceramic Society."
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                        "value": "Polycrystalline"
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            }, 
            {
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                        "value": "550"
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                    {
                        "value": "630"
                    }, 
                    {
                        "value": "720"
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                    {
                        "value": "730"
                    }, 
                    {
                        "value": "700"
                    }, 
                    {
                        "value": "740"
                    }, 
                    {
                        "value": "630"
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                    {
                        "value": "430"
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                    {
                        "value": "200"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
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                        "units": "$^{\\circ}$C", 
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                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }
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                    }, 
                    {
                        "units": "min", 
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                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }
                        ], 
                        "name": "Hot Pressing Time"
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                "name": "Flexural Strength"
            }
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                "name": "Hot Pressing"
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                "citation": "Processing, Mechanical Properties, and Oxidation Behavior of Silicon Oxynitride Ceramics, M. Ohashi, S. Kanzaki, and H. Tabata, Journal of the American Ceramic Society, Vol. 74 1, pp. 109-114 (1991), published by American Ceramic Society."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                    {
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            }, 
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            }, 
            {
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                        "value": "2.4"
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                    {
                        "value": "5.2"
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                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "degrees", 
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                                "value": "7.3"
                            }, 
                            {
                                "value": "25.8"
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                        "name": "Deflection Angle"
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                    {
                        "units": "min", 
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                                "value": "60"
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                            {
                                "value": "120"
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                "name": "Fracture Toughness"
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                "name": "Hot Pressing"
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                "citation": "Processing, Mechanical Properties, and Oxidation Behavior of Silicon Oxynitride Ceramics, M. Ohashi, S. Kanzaki, and H. Tabata, Journal of the American Ceramic Society, Vol. 74 1, pp. 109-114 (1991), published by American Ceramic Society."
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        ], 
        "names": [
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        ], 
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                "name": "NIST_SRD-30"
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        ], 
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            }, 
            {
                "scalars": [
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                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
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                        "value": "0.23"
                    }, 
                    {
                        "uncertainty": "0.18", 
                        "value": "0.49"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
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                                "uncertainty": "1.6", 
                                "value": "8.3"
                            }, 
                            {
                                "uncertainty": "1.1", 
                                "value": "6.0"
                            }
                        ], 
                        "name": "Aspect Ratio"
                    }, 
                    {
                        "units": "min", 
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                                "value": "60"
                            }, 
                            {
                                "value": "120"
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                        "name": "Hot Pressing Time"
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                ], 
                "name": "Grain Size"
            }
        ]
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                "name": "Hot Pressing"
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                "citation": "Processing, Mechanical Properties, and Oxidation Behavior of Silicon Oxynitride Ceramics, M. Ohashi, S. Kanzaki, and H. Tabata, Journal of the American Ceramic Society, Vol. 74 1, pp. 109-114 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si2N2O", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.4"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "120"
                            }
                        ], 
                        "name": "Hot Pressing Time"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Preparation, Microstructure, and Mechanical Properties of Silicon Carbide-Dysprosia Composites, S. Kim and W.M. Kriven, Journal of the American Ceramic Society, Vol. 80 12, pp. 2997-3008 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xDy2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Dy"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "25", 
                        "value": "430"
                    }, 
                    {
                        "uncertainty": "14", 
                        "value": "402"
                    }, 
                    {
                        "uncertainty": "12", 
                        "value": "359"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of Dy2O3"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.16"
                            }, 
                            {
                                "value": "3.53"
                            }, 
                            {
                                "value": "3.53"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Preparation, Microstructure, and Mechanical Properties of Silicon Carbide-Dysprosia Composites, S. Kim and W.M. Kriven, Journal of the American Ceramic Society, Vol. 80 12, pp. 2997-3008 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xDy2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Dy"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.18", 
                        "value": "3.16"
                    }, 
                    {
                        "uncertainty": "0.16", 
                        "value": "2.76"
                    }, 
                    {
                        "uncertainty": "0.32", 
                        "value": "4.26"
                    }, 
                    {
                        "uncertainty": "0.31", 
                        "value": "4.17"
                    }, 
                    {
                        "uncertainty": "0.22", 
                        "value": "4.13"
                    }, 
                    {
                        "uncertainty": "0.22", 
                        "value": "4.04"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of Dy2O3"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.16"
                            }, 
                            {
                                "value": "3.16"
                            }, 
                            {
                                "value": "3.53"
                            }, 
                            {
                                "value": "3.53"
                            }, 
                            {
                                "value": "3.53"
                            }, 
                            {
                                "value": "3.53"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.0686"
                            }, 
                            {
                                "uncertainty": "0.0100", 
                                "value": "0.0901"
                            }, 
                            {
                                "value": "0.0670"
                            }, 
                            {
                                "uncertainty": "0.0058", 
                                "value": "0.0699"
                            }, 
                            {
                                "value": "0.0670"
                            }, 
                            {
                                "uncertainty": "0.0058", 
                                "value": "0.0699"
                            }
                        ], 
                        "name": "H/E Ratio"
                    }, 
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Vickers Load"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Preparation, Microstructure, and Mechanical Properties of Silicon Carbide-Dysprosia Composites, S. Kim and W.M. Kriven, Journal of the American Ceramic Society, Vol. 80 12, pp. 2997-3008 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xDy2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Dy"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "9", 
                        "value": "184"
                    }, 
                    {
                        "uncertainty": "4", 
                        "value": "163"
                    }, 
                    {
                        "uncertainty": "7", 
                        "value": "150"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of Dy2O3"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.16"
                            }, 
                            {
                                "value": "3.53"
                            }, 
                            {
                                "value": "3.53"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermodynamic Properties of Inorganic Substances VII.  The High Temperature Heat Content of Zirconium Diboride, R.H. Valentine, T.F. Jambois, and J.L. Margrave, Journal of Chemical and Engineering Data, Vol. 9 2, pp. 182-184 (1964), published by American Chemical Society."
            }
        ], 
        "names": [
            "Zirconium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "479.0"
                    }, 
                    {
                        "value": "512.1"
                    }, 
                    {
                        "value": "546.7"
                    }, 
                    {
                        "value": "570.5"
                    }, 
                    {
                        "value": "589.4"
                    }, 
                    {
                        "value": "605.8"
                    }, 
                    {
                        "value": "620.7"
                    }, 
                    {
                        "value": "634.8"
                    }, 
                    {
                        "value": "648.2"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "53.89"
                            }, 
                            {
                                "value": "57.61"
                            }, 
                            {
                                "value": "61.50"
                            }, 
                            {
                                "value": "64.18"
                            }, 
                            {
                                "value": "66.32"
                            }, 
                            {
                                "value": "68.16"
                            }, 
                            {
                                "value": "69.83"
                            }, 
                            {
                                "value": "71.42"
                            }, 
                            {
                                "value": "72.93"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Youngs Modulus of Porous Materials, Part 2, Youngs Modulus of Porous Alumina with Changing Pore Structure, J.C. Wang, Journal of Materials Science, Vol. 19, pp. 809-814 (1984), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Astro Met Associates, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "175"
                    }, 
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "161"
                    }, 
                    {
                        "value": "158"
                    }, 
                    {
                        "value": "98"
                    }, 
                    {
                        "value": "93"
                    }, 
                    {
                        "value": "95"
                    }, 
                    {
                        "value": "96"
                    }, 
                    {
                        "value": "333"
                    }, 
                    {
                        "value": "311"
                    }, 
                    {
                        "value": "151"
                    }, 
                    {
                        "value": "151"
                    }, 
                    {
                        "value": "89"
                    }, 
                    {
                        "value": "79"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "189"
                    }, 
                    {
                        "value": "136"
                    }, 
                    {
                        "value": "132"
                    }, 
                    {
                        "value": "121"
                    }, 
                    {
                        "value": "129"
                    }, 
                    {
                        "value": "377"
                    }, 
                    {
                        "value": "350"
                    }, 
                    {
                        "value": "198"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "119"
                    }, 
                    {
                        "value": "127"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "100 series"
                            }, 
                            {
                                "value": "100 series"
                            }, 
                            {
                                "value": "100 series"
                            }, 
                            {
                                "value": "100 series"
                            }, 
                            {
                                "value": "100 series"
                            }, 
                            {
                                "value": "100 series"
                            }, 
                            {
                                "value": "100 series"
                            }, 
                            {
                                "value": "100 series"
                            }, 
                            {
                                "value": "100 series"
                            }, 
                            {
                                "value": "100 series"
                            }, 
                            {
                                "value": "100 series"
                            }, 
                            {
                                "value": "100 series"
                            }, 
                            {
                                "value": "100 series"
                            }, 
                            {
                                "value": "100 series"
                            }, 
                            {
                                "value": "300 series"
                            }, 
                            {
                                "value": "300 series"
                            }, 
                            {
                                "value": "300 series"
                            }, 
                            {
                                "value": "300 series"
                            }, 
                            {
                                "value": "300 series"
                            }, 
                            {
                                "value": "300 series"
                            }, 
                            {
                                "value": "300 series"
                            }, 
                            {
                                "value": "300 series"
                            }, 
                            {
                                "value": "300 series"
                            }, 
                            {
                                "value": "300 series"
                            }, 
                            {
                                "value": "300 series"
                            }, 
                            {
                                "value": "300 series"
                            }, 
                            {
                                "value": "300 series"
                            }
                        ], 
                        "name": "Sample Batch"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "sonic"
                            }, 
                            {
                                "value": "sonic"
                            }, 
                            {
                                "value": "sonic"
                            }, 
                            {
                                "value": "sonic"
                            }, 
                            {
                                "value": "sonic"
                            }, 
                            {
                                "value": "sonic"
                            }, 
                            {
                                "value": "sonic"
                            }, 
                            {
                                "value": "sonic"
                            }, 
                            {
                                "value": "bending"
                            }, 
                            {
                                "value": "bending"
                            }, 
                            {
                                "value": "bending"
                            }, 
                            {
                                "value": "bending"
                            }, 
                            {
                                "value": "bending"
                            }, 
                            {
                                "value": "bending"
                            }, 
                            {
                                "value": "sonic"
                            }, 
                            {
                                "value": "sonic"
                            }, 
                            {
                                "value": "sonic"
                            }, 
                            {
                                "value": "sonic"
                            }, 
                            {
                                "value": "sonic"
                            }, 
                            {
                                "value": "sonic"
                            }, 
                            {
                                "value": "sonic"
                            }, 
                            {
                                "value": "bending"
                            }, 
                            {
                                "value": "bending"
                            }, 
                            {
                                "value": "bending"
                            }, 
                            {
                                "value": "bending"
                            }, 
                            {
                                "value": "bending"
                            }, 
                            {
                                "value": "bending"
                            }
                        ], 
                        "name": "Measurement Type"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.226"
                            }, 
                            {
                                "value": "0.228"
                            }, 
                            {
                                "value": "0.231"
                            }, 
                            {
                                "value": "0.249"
                            }, 
                            {
                                "value": "0.310"
                            }, 
                            {
                                "value": "0.315"
                            }, 
                            {
                                "value": "0.316"
                            }, 
                            {
                                "value": "0.318"
                            }, 
                            {
                                "value": "0.067"
                            }, 
                            {
                                "value": "0.069"
                            }, 
                            {
                                "value": "0.228"
                            }, 
                            {
                                "value": "0.231"
                            }, 
                            {
                                "value": "0.316"
                            }, 
                            {
                                "value": "0.318"
                            }, 
                            {
                                "value": "0.208"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.205"
                            }, 
                            {
                                "value": "0.280"
                            }, 
                            {
                                "value": "0.281"
                            }, 
                            {
                                "value": "0.290"
                            }, 
                            {
                                "value": "0.292"
                            }, 
                            {
                                "value": "0.047"
                            }, 
                            {
                                "value": "0.052"
                            }, 
                            {
                                "value": "0.192"
                            }, 
                            {
                                "value": "0.201"
                            }, 
                            {
                                "value": "0.279"
                            }, 
                            {
                                "value": "0.283"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Interpretation of the Parabolic and Nonparabolic Oxidation Behavior of Silicon Oxynitride, J. Persson, P.O. Kall, and M. Nygren, Journal of the American Ceramic Society, Vol. 75 12, pp. 3377-3384 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon oxynitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si2N2O", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Si2N2O"
                    }, 
                    {
                        "value": "-Si3N4"
                    }, 
                    {
                        "value": "-Si3N4"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Mass Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Interpretation of the Parabolic and Nonparabolic Oxidation Behavior of Silicon Oxynitride, J. Persson, P.O. Kall, and M. Nygren, Journal of the American Ceramic Society, Vol. 75 12, pp. 3377-3384 (1992), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon oxynitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si2N2O", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0047"
                    }, 
                    {
                        "value": "0.0013"
                    }, 
                    {
                        "value": "0.0013"
                    }, 
                    {
                        "value": "0.0008"
                    }, 
                    {
                        "value": "0.0009"
                    }, 
                    {
                        "value": "0.0009"
                    }, 
                    {
                        "value": "0.0007"
                    }, 
                    {
                        "value": "0.0007"
                    }, 
                    {
                        "value": "0.011"
                    }, 
                    {
                        "value": "0.0067"
                    }, 
                    {
                        "value": "0.0030"
                    }, 
                    {
                        "value": "0.0037"
                    }, 
                    {
                        "value": "0.0022"
                    }, 
                    {
                        "value": "0.0024"
                    }, 
                    {
                        "value": "0.0017"
                    }, 
                    {
                        "value": "0.0017"
                    }, 
                    {
                        "value": "0.045"
                    }, 
                    {
                        "value": "0.0060"
                    }, 
                    {
                        "value": "0.0039"
                    }, 
                    {
                        "value": "0.0018"
                    }, 
                    {
                        "value": "0.0007"
                    }, 
                    {
                        "value": "0.0009"
                    }, 
                    {
                        "value": "0.0014"
                    }, 
                    {
                        "value": "0.0014"
                    }, 
                    {
                        "value": "0.12"
                    }, 
                    {
                        "value": "0.0062"
                    }, 
                    {
                        "value": "0.0041"
                    }, 
                    {
                        "value": "0.0025"
                    }, 
                    {
                        "value": "0.0015"
                    }, 
                    {
                        "value": "0.0019"
                    }, 
                    {
                        "value": "0.0009"
                    }, 
                    {
                        "value": "0.0018"
                    }, 
                    {
                        "value": "0.0025"
                    }, 
                    {
                        "value": "0.0025"
                    }, 
                    {
                        "value": "0.13"
                    }, 
                    {
                        "value": "0.0063"
                    }, 
                    {
                        "value": "0.0040"
                    }, 
                    {
                        "value": "0.0023"
                    }, 
                    {
                        "value": "0.0037"
                    }, 
                    {
                        "value": "0.0023"
                    }, 
                    {
                        "value": "0.0017"
                    }, 
                    {
                        "value": "0.0022"
                    }, 
                    {
                        "value": "0.0022"
                    }, 
                    {
                        "value": "0.15"
                    }, 
                    {
                        "value": "0.0083"
                    }, 
                    {
                        "value": "0.0048"
                    }, 
                    {
                        "value": "0.0039"
                    }, 
                    {
                        "value": "0.0032"
                    }, 
                    {
                        "value": "0.0031"
                    }, 
                    {
                        "value": "0.0035"
                    }, 
                    {
                        "value": "0.0028"
                    }, 
                    {
                        "value": "0.0028"
                    }, 
                    {
                        "value": "0.20"
                    }, 
                    {
                        "value": "0.057"
                    }, 
                    {
                        "value": "0.015"
                    }, 
                    {
                        "value": "0.0073"
                    }, 
                    {
                        "value": "0.0053"
                    }, 
                    {
                        "value": "0.0045"
                    }, 
                    {
                        "value": "0.0056"
                    }, 
                    {
                        "value": "0.0056"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "5"
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                            {
                                "value": "8"
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                            {
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                            {
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                            {
                                "value": "16"
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                            {
                                "value": "19"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "1"
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                            {
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                            {
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                            {
                                "value": "9"
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                            {
                                "value": "13"
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                            {
                                "value": "15"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "19"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
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                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Elastic Moduli and Diametrical Compressive Fracture Stress of Al2O3-ZrO2 Ceramics, K.S. Tan, P. Hing, and P. Ramalingam, Journal of Physics D: Applied Physics, Vol. 30, pp. 1029-1037 (1997), published by IOP Publishing Ltd.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "152"
                    }, 
                    {
                        "value": "177"
                    }, 
                    {
                        "value": "194"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "204"
                    }, 
                    {
                        "value": "159"
                    }, 
                    {
                        "value": "186"
                    }, 
                    {
                        "value": "207"
                    }, 
                    {
                        "value": "174"
                    }, 
                    {
                        "value": "204"
                    }, 
                    {
                        "value": "218"
                    }, 
                    {
                        "value": "164"
                    }, 
                    {
                        "value": "191"
                    }, 
                    {
                        "value": "213"
                    }, 
                    {
                        "value": "164"
                    }, 
                    {
                        "value": "186"
                    }, 
                    {
                        "value": "207"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Mass Fraction of ZrO2"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "122"
                            }, 
                            {
                                "value": "163"
                            }, 
                            {
                                "value": "244"
                            }, 
                            {
                                "value": "122"
                            }, 
                            {
                                "value": "163"
                            }, 
                            {
                                "value": "244"
                            }, 
                            {
                                "value": "122"
                            }, 
                            {
                                "value": "163"
                            }, 
                            {
                                "value": "244"
                            }, 
                            {
                                "value": "122"
                            }, 
                            {
                                "value": "163"
                            }, 
                            {
                                "value": "244"
                            }, 
                            {
                                "value": "122"
                            }, 
                            {
                                "value": "163"
                            }, 
                            {
                                "value": "244"
                            }, 
                            {
                                "value": "122"
                            }, 
                            {
                                "value": "163"
                            }, 
                            {
                                "value": "244"
                            }
                        ], 
                        "name": "Compaction Pressure"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.759"
                            }, 
                            {
                                "value": "0.798"
                            }, 
                            {
                                "value": "0.821"
                            }, 
                            {
                                "value": "0.783"
                            }, 
                            {
                                "value": "0.819"
                            }, 
                            {
                                "value": "0.846"
                            }, 
                            {
                                "value": "0.777"
                            }, 
                            {
                                "value": "0.818"
                            }, 
                            {
                                "value": "0.846"
                            }, 
                            {
                                "value": "0.793"
                            }, 
                            {
                                "value": "0.834"
                            }, 
                            {
                                "value": "0.856"
                            }, 
                            {
                                "value": "0.787"
                            }, 
                            {
                                "value": "0.821"
                            }, 
                            {
                                "value": "0.850"
                            }, 
                            {
                                "value": "0.784"
                            }, 
                            {
                                "value": "0.819"
                            }, 
                            {
                                "value": "0.846"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.24"
                            }, 
                            {
                                "value": "0.20"
                            }, 
                            {
                                "value": "0.18"
                            }, 
                            {
                                "value": "0.22"
                            }, 
                            {
                                "value": "0.18"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.22"
                            }, 
                            {
                                "value": "0.18"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.21"
                            }, 
                            {
                                "value": "0.17"
                            }, 
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.21"
                            }, 
                            {
                                "value": "0.18"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.22"
                            }, 
                            {
                                "value": "0.18"
                            }, 
                            {
                                "value": "0.15"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Strength and Resistance to Cracks in Ceramics Based on ZrO2, G. A. Gogotsi, V. I. Komolikov, D. Yu. Ostrovoy a. o., Problemi Prochnosti (Problems of Strength) 1, pp. 50-52 (1988)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Rod"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.095", 
                        "value": "5.81"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Strength and Resistance to Cracks in Ceramics Based on ZrO2, G. A. Gogotsi, V. I. Komolikov, D. Yu. Ostrovoy a. o., Problemi Prochnosti (Problems of Strength) 1, pp. 50-52 (1988)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Rod"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1", 
                        "value": "214"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Strength and Resistance to Cracks in Ceramics Based on ZrO2, G. A. Gogotsi, V. I. Komolikov, D. Yu. Ostrovoy a. o., Problemi Prochnosti (Problems of Strength) 1, pp. 50-52 (1988)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Rod"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "90", 
                        "value": "830"
                    }, 
                    {
                        "value": "500"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "uncertainty": "28", 
                        "value": "265"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "973"
                            }, 
                            {
                                "value": "1273"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Micromechanical Characterization of Chemically Vapor Deposited Ceramic Films, J.M. Grow and R.A. Levy, Journal of Materials Research, Vol. 9 8, pp. 2072-2078 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Thin Film"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "138"
                    }, 
                    {
                        "value": "166"
                    }, 
                    {
                        "value": "178"
                    }, 
                    {
                        "value": "194"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "146"
                    }, 
                    {
                        "value": "144"
                    }, 
                    {
                        "value": "178"
                    }, 
                    {
                        "value": "223"
                    }, 
                    {
                        "value": "204"
                    }, 
                    {
                        "value": "249"
                    }, 
                    {
                        "value": "317"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "651"
                            }, 
                            {
                                "value": "676"
                            }, 
                            {
                                "value": "701"
                            }, 
                            {
                                "value": "749"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "851"
                            }, 
                            {
                                "value": "603"
                            }, 
                            {
                                "value": "651"
                            }, 
                            {
                                "value": "703"
                            }, 
                            {
                                "value": "749"
                            }, 
                            {
                                "value": "802"
                            }, 
                            {
                                "value": "851"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "DTBS"
                            }, 
                            {
                                "value": "DTBS"
                            }, 
                            {
                                "value": "DTBS"
                            }, 
                            {
                                "value": "DTBS"
                            }, 
                            {
                                "value": "DTBS"
                            }, 
                            {
                                "value": "DTBS"
                            }, 
                            {
                                "value": "DES"
                            }, 
                            {
                                "value": "DES"
                            }, 
                            {
                                "value": "DES"
                            }, 
                            {
                                "value": "DES"
                            }, 
                            {
                                "value": "DES"
                            }, 
                            {
                                "value": "DES"
                            }
                        ], 
                        "name": "Precursor"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Micromechanical Characterization of Chemically Vapor Deposited Ceramic Films, J.M. Grow and R.A. Levy, Journal of Materials Research, Vol. 9 8, pp. 2072-2078 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Thin Film"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "5", 
                        "value": "148"
                    }, 
                    {
                        "uncertainty": "6", 
                        "value": "154"
                    }, 
                    {
                        "uncertainty": "12", 
                        "value": "168"
                    }, 
                    {
                        "uncertainty": "9", 
                        "value": "177"
                    }, 
                    {
                        "uncertainty": "13", 
                        "value": "175"
                    }, 
                    {
                        "uncertainty": "19", 
                        "value": "180"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "188"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "676"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "853"
                            }, 
                            {
                                "value": "903"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "DTBS"
                            }
                        ], 
                        "name": "Precursor"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Micromechanical Characterization of Chemically Vapor Deposited Ceramic Films, J.M. Grow and R.A. Levy, Journal of Materials Research, Vol. 9 8, pp. 2072-2078 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Thin Film"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "7", 
                        "value": "121"
                    }, 
                    {
                        "uncertainty": "5", 
                        "value": "93"
                    }, 
                    {
                        "uncertainty": "3", 
                        "value": "70"
                    }, 
                    {
                        "uncertainty": "3", 
                        "value": "57"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "602"
                            }, 
                            {
                                "value": "704"
                            }, 
                            {
                                "value": "801"
                            }, 
                            {
                                "value": "852"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "TEAB"
                            }
                        ], 
                        "name": "Precursor"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Micromechanical Characterization of Chemically Vapor Deposited Ceramic Films, J.M. Grow and R.A. Levy, Journal of Materials Research, Vol. 9 8, pp. 2072-2078 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Boron nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Thin Film"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "5", 
                        "value": "102"
                    }, 
                    {
                        "uncertainty": "6", 
                        "value": "102"
                    }, 
                    {
                        "uncertainty": "5", 
                        "value": "90"
                    }, 
                    {
                        "uncertainty": "3", 
                        "value": "80"
                    }, 
                    {
                        "uncertainty": "2", 
                        "value": "57"
                    }, 
                    {
                        "uncertainty": "2", 
                        "value": "49"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "39"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "478"
                            }, 
                            {
                                "value": "548"
                            }, 
                            {
                                "value": "649"
                            }, 
                            {
                                "value": "728"
                            }, 
                            {
                                "value": "786"
                            }, 
                            {
                                "value": "852"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "TEAB"
                            }
                        ], 
                        "name": "Precursor"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Micromechanical Characterization of Chemically Vapor Deposited Ceramic Films, J.M. Grow and R.A. Levy, Journal of Materials Research, Vol. 9 8, pp. 2072-2078 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silica"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Thin Film"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "57"
                    }, 
                    {
                        "uncertainty": "4", 
                        "value": "61"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "475"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "DES"
                            }
                        ], 
                        "name": "Precursor"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Fracture Toughness of Single Crystal Yttrium-Aluminium Garnet, W.R. Blumenthal and S.T. Taylor, Acta Materialia, Vol. 45 7, pp. 3071-3078 (1997), published by Acta Metallurgica Inc.."
            }
        ], 
        "names": [
            "Yttrium aluminum garnet (YAG)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y3Al5O12", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Union Carbide"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.02"
                    }, 
                    {
                        "value": "1.06"
                    }, 
                    {
                        "value": "1.09"
                    }, 
                    {
                        "value": "1.21"
                    }, 
                    {
                        "value": "0.97"
                    }, 
                    {
                        "value": "1.83"
                    }, 
                    {
                        "value": "1.13"
                    }, 
                    {
                        "value": "1.72"
                    }, 
                    {
                        "value": "1.79"
                    }, 
                    {
                        "value": "1.57"
                    }, 
                    {
                        "value": "1.66"
                    }, 
                    {
                        "value": "1.50"
                    }, 
                    {
                        "value": "1.51"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Annealing Time at 1600 $^{\\circ}$C"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "{112}"
                            }, 
                            {
                                "value": "{112}"
                            }, 
                            {
                                "value": "{112}"
                            }, 
                            {
                                "value": "{112}"
                            }, 
                            {
                                "value": "{112}"
                            }, 
                            {
                                "value": "{112}"
                            }, 
                            {
                                "value": "{110}"
                            }, 
                            {
                                "value": "{110}"
                            }, 
                            {
                                "value": "{110}"
                            }, 
                            {
                                "value": "{110}"
                            }, 
                            {
                                "value": "{112}"
                            }, 
                            {
                                "value": "{112}"
                            }, 
                            {
                                "value": "{112}"
                            }
                        ], 
                        "name": "Fracture Plane"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Youngs Modulus of Various Refractory Materials as a Function of Temperature, J.B. Wachtman,Jr. and D.G. Lam,Jr., Journal of the American Ceramic Society, Vol. 42 5, pp. 254-260 (1959), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Sapphire"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Linde Compay"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "361.3"
                    }, 
                    {
                        "value": "359.6"
                    }, 
                    {
                        "value": "356.8"
                    }, 
                    {
                        "value": "352.3"
                    }, 
                    {
                        "value": "350.0"
                    }, 
                    {
                        "value": "346.6"
                    }, 
                    {
                        "value": "343.8"
                    }, 
                    {
                        "value": "341.5"
                    }, 
                    {
                        "value": "338.7"
                    }, 
                    {
                        "value": "335.3"
                    }, 
                    {
                        "value": "333.0"
                    }, 
                    {
                        "value": "329.6"
                    }, 
                    {
                        "value": "326.2"
                    }, 
                    {
                        "value": "324.5"
                    }, 
                    {
                        "value": "324.0"
                    }, 
                    {
                        "value": "321.1"
                    }, 
                    {
                        "value": "320.6"
                    }, 
                    {
                        "value": "317.7"
                    }, 
                    {
                        "value": "317.2"
                    }, 
                    {
                        "value": "314.9"
                    }, 
                    {
                        "value": "314.9"
                    }, 
                    {
                        "value": "312.6"
                    }, 
                    {
                        "value": "312.1"
                    }, 
                    {
                        "value": "309.2"
                    }, 
                    {
                        "value": "306.4"
                    }, 
                    {
                        "value": "303.6"
                    }, 
                    {
                        "value": "300.2"
                    }, 
                    {
                        "value": "297.9"
                    }, 
                    {
                        "value": "292.3"
                    }, 
                    {
                        "value": "289.4"
                    }, 
                    {
                        "value": "286.6"
                    }, 
                    {
                        "value": "282.6"
                    }, 
                    {
                        "value": "280.4"
                    }, 
                    {
                        "value": "277.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Youngs Modulus of Various Refractory Materials as a Function of Temperature, J.B. Wachtman,Jr. and D.G. Lam,Jr., Journal of the American Ceramic Society, Vol. 42 5, pp. 254-260 (1959), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Ruby"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xCr2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Linde Compay"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "371.5"
                    }, 
                    {
                        "value": "366.4"
                    }, 
                    {
                        "value": "361.3"
                    }, 
                    {
                        "value": "359.6"
                    }, 
                    {
                        "value": "356.8"
                    }, 
                    {
                        "value": "354.0"
                    }, 
                    {
                        "value": "351.1"
                    }, 
                    {
                        "value": "348.3"
                    }, 
                    {
                        "value": "345.5"
                    }, 
                    {
                        "value": "342.1"
                    }, 
                    {
                        "value": "339.2"
                    }, 
                    {
                        "value": "335.8"
                    }, 
                    {
                        "value": "328.5"
                    }, 
                    {
                        "value": "326.2"
                    }, 
                    {
                        "value": "322.3"
                    }, 
                    {
                        "value": "319.4"
                    }, 
                    {
                        "value": "316.6"
                    }, 
                    {
                        "value": "313.2"
                    }, 
                    {
                        "value": "312.6"
                    }, 
                    {
                        "value": "310.9"
                    }, 
                    {
                        "value": "307.5"
                    }, 
                    {
                        "value": "307.0"
                    }, 
                    {
                        "value": "305.3"
                    }, 
                    {
                        "value": "300.2"
                    }, 
                    {
                        "value": "299.1"
                    }, 
                    {
                        "value": "294.5"
                    }, 
                    {
                        "value": "292.8"
                    }, 
                    {
                        "value": "290.0"
                    }, 
                    {
                        "value": "288.9"
                    }, 
                    {
                        "value": "287.2"
                    }, 
                    {
                        "value": "283.2"
                    }, 
                    {
                        "value": "279.2"
                    }, 
                    {
                        "value": "275.3"
                    }, 
                    {
                        "value": "271.3"
                    }, 
                    {
                        "value": "267.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Youngs Modulus of Various Refractory Materials as a Function of Temperature, J.B. Wachtman,Jr. and D.G. Lam,Jr., Journal of the American Ceramic Society, Vol. 42 5, pp. 254-260 (1959), published by American Ceramic Society."
            }
        ], 
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            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
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                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
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                        "value": "308.5"
                    }, 
                    {
                        "value": "294.9"
                    }, 
                    {
                        "value": "286.4"
                    }, 
                    {
                        "value": "281.9"
                    }, 
                    {
                        "value": "278.9"
                    }, 
                    {
                        "value": "276.4"
                    }, 
                    {
                        "value": "274.4"
                    }, 
                    {
                        "value": "272.3"
                    }, 
                    {
                        "value": "269.3"
                    }, 
                    {
                        "value": "265.8"
                    }, 
                    {
                        "value": "262.8"
                    }, 
                    {
                        "value": "257.3"
                    }, 
                    {
                        "value": "245.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Youngs Modulus of Various Refractory Materials as a Function of Temperature, J.B. Wachtman,Jr. and D.G. Lam,Jr., Journal of the American Ceramic Society, Vol. 42 5, pp. 254-260 (1959), published by American Ceramic Society."
            }
        ], 
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            "Magnesia"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    {
                        "value": "Mg-O"
                    }
                ], 
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            }, 
            {
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                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
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                        "value": "294.9"
                    }, 
                    {
                        "value": "291.9"
                    }, 
                    {
                        "value": "284.9"
                    }, 
                    {
                        "value": "279.9"
                    }, 
                    {
                        "value": "274.4"
                    }, 
                    {
                        "value": "269.3"
                    }, 
                    {
                        "value": "264.8"
                    }, 
                    {
                        "value": "258.8"
                    }, 
                    {
                        "value": "253.3"
                    }, 
                    {
                        "value": "248.7"
                    }, 
                    {
                        "value": "243.2"
                    }, 
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                        "value": "237.7"
                    }, 
                    {
                        "value": "234.7"
                    }, 
                    {
                        "value": "231.2"
                    }, 
                    {
                        "value": "227.2"
                    }, 
                    {
                        "value": "224.6"
                    }, 
                    {
                        "value": "222.1"
                    }, 
                    {
                        "value": "218.6"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
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                                "value": "500"
                            }, 
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                                "value": "600"
                            }, 
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                                "value": "700"
                            }, 
                            {
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                            }, 
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                            }, 
                            {
                                "value": "1000"
                            }, 
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                            }, 
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                            }, 
                            {
                                "value": "1200"
                            }, 
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                            }, 
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                                "value": "1300"
                            }, 
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                                "value": "1325"
                            }
                        ], 
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                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Youngs Modulus of Various Refractory Materials as a Function of Temperature, J.B. Wachtman,Jr. and D.G. Lam,Jr., Journal of the American Ceramic Society, Vol. 42 5, pp. 254-260 (1959), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Thoria"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
                    {
                        "value": "Th-O"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
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                    {
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                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
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                    }, 
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                    }, 
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                    }, 
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                    }, 
                    {
                        "value": "227.2"
                    }, 
                    {
                        "value": "224.1"
                    }, 
                    {
                        "value": "221.1"
                    }, 
                    {
                        "value": "214.1"
                    }, 
                    {
                        "value": "212.1"
                    }, 
                    {
                        "value": "210.1"
                    }, 
                    {
                        "value": "209.1"
                    }, 
                    {
                        "value": "207.1"
                    }, 
                    {
                        "value": "206.1"
                    }, 
                    {
                        "value": "203.1"
                    }, 
                    {
                        "value": "201.5"
                    }, 
                    {
                        "value": "198.0"
                    }, 
                    {
                        "value": "191.0"
                    }
                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
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                                "value": "200"
                            }, 
                            {
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                            }, 
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                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
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                            }, 
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                                "value": "825"
                            }, 
                            {
                                "value": "875"
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                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Youngs Modulus of Various Refractory Materials as a Function of Temperature, J.B. Wachtman,Jr. and D.G. Lam,Jr., Journal of the American Ceramic Society, Vol. 42 5, pp. 254-260 (1959), published by American Ceramic Society."
            }
        ], 
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            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    {
                        "value": "Al-Si-O"
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                ], 
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            }, 
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                    }
                ], 
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            }, 
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                "scalars": [
                    {
                        "value": "McDanel Refractory Co."
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                ], 
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                        "value": "142.0"
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                    }, 
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                        "value": "139.1"
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                        "value": "138.2"
                    }, 
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                        "value": "135.9"
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                    {
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                    }, 
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                        "value": "131.6"
                    }
                ], 
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                            }, 
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                                "value": "100"
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                                "value": "200"
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                        ], 
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                ], 
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            }
        ]
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                "name": "Sintering"
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        ], 
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                "citation": "Youngs Modulus of Various Refractory Materials as a Function of Temperature, J.B. Wachtman,Jr. and D.G. Lam,Jr., Journal of the American Ceramic Society, Vol. 42 5, pp. 254-260 (1959), published by American Ceramic Society."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                    }
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                ], 
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        ]
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                "name": "Sintering"
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        ], 
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            {
                "citation": "Youngs Modulus of Various Refractory Materials as a Function of Temperature, J.B. Wachtman,Jr. and D.G. Lam,Jr., Journal of the American Ceramic Society, Vol. 42 5, pp. 254-260 (1959), published by American Ceramic Society."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                    {
                        "value": "Zr-O:CaO"
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                    }
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            {
                "citation": "Youngs Modulus of Various Refractory Materials as a Function of Temperature, J.B. Wachtman,Jr. and D.G. Lam,Jr., Journal of the American Ceramic Society, Vol. 42 5, pp. 254-260 (1959), published by American Ceramic Society."
            }
        ], 
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                        ], 
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                ], 
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        ]
    }, 
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            {
                "citation": "Youngs Modulus of Various Refractory Materials as a Function of Temperature, J.B. Wachtman,Jr. and D.G. Lam,Jr., Journal of the American Ceramic Society, Vol. 42 5, pp. 254-260 (1959), published by American Ceramic Society."
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                "name": "NIST_SRD-30"
            }
        ], 
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                ], 
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            }, 
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                ], 
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                    {
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                "name": "Manufacturer"
            }, 
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                    }, 
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                        "value": "395.1"
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                        "value": "389.1"
                    }, 
                    {
                        "value": "384.6"
                    }, 
                    {
                        "value": "379.7"
                    }, 
                    {
                        "value": "374.4"
                    }, 
                    {
                        "value": "370.0"
                    }, 
                    {
                        "value": "365.1"
                    }, 
                    {
                        "value": "360.2"
                    }, 
                    {
                        "value": "354.5"
                    }, 
                    {
                        "value": "347.6"
                    }, 
                    {
                        "value": "343.2"
                    }, 
                    {
                        "value": "338.0"
                    }, 
                    {
                        "value": "329.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Temperature Dependence of the Thermal Diffusivity/Conductivity of Aluminum Nitride, T.B. Jackson, K.Y. Donaldson, and D.P.H. Hasselman, Journal of the American Ceramic Society, Vol. 73 8, pp. 2511-2514 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "725"
                    }, 
                    {
                        "value": "906"
                    }, 
                    {
                        "value": "975"
                    }, 
                    {
                        "value": "1020"
                    }, 
                    {
                        "value": "1052"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "134"
                            }, 
                            {
                                "value": "206"
                            }, 
                            {
                                "value": "252"
                            }, 
                            {
                                "value": "304"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.257"
                            }, 
                            {
                                "value": "3.253"
                            }, 
                            {
                                "value": "3.251"
                            }, 
                            {
                                "value": "3.249"
                            }, 
                            {
                                "value": "3.247"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Temperature Dependence of the Thermal Diffusivity/Conductivity of Aluminum Nitride, T.B. Jackson, K.Y. Donaldson, and D.P.H. Hasselman, Journal of the American Ceramic Society, Vol. 73 8, pp. 2511-2514 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "208"
                    }, 
                    {
                        "value": "156"
                    }, 
                    {
                        "value": "128"
                    }, 
                    {
                        "value": "106"
                    }, 
                    {
                        "value": "92"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "134"
                            }, 
                            {
                                "value": "206"
                            }, 
                            {
                                "value": "252"
                            }, 
                            {
                                "value": "304"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.257"
                            }, 
                            {
                                "value": "3.253"
                            }, 
                            {
                                "value": "3.251"
                            }, 
                            {
                                "value": "3.249"
                            }, 
                            {
                                "value": "3.247"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Temperature Dependence of the Thermal Diffusivity/Conductivity of Aluminum Nitride, T.B. Jackson, K.Y. Donaldson, and D.P.H. Hasselman, Journal of the American Ceramic Society, Vol. 73 8, pp. 2511-2514 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.88"
                    }, 
                    {
                        "value": "0.53"
                    }, 
                    {
                        "value": "0.41"
                    }, 
                    {
                        "value": "0.32"
                    }, 
                    {
                        "value": "0.27"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "134"
                            }, 
                            {
                                "value": "206"
                            }, 
                            {
                                "value": "252"
                            }, 
                            {
                                "value": "304"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.257"
                            }, 
                            {
                                "value": "3.253"
                            }, 
                            {
                                "value": "3.251"
                            }, 
                            {
                                "value": "3.249"
                            }, 
                            {
                                "value": "3.247"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Shock Behavior of an Alumina-SiC Whisker Composite, T.N. Tiegs and P.F. Becher, Journal of the American Ceramic Society, Vol. 70 5, pp. C-109-C-111 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiC"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Shock Behavior of an Alumina-SiC Whisker Composite, T.N. Tiegs and P.F. Becher, Journal of the American Ceramic Society, Vol. 70 5, pp. C-109-C-111 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.78"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.1"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Shock Behavior of an Alumina-SiC Whisker Composite, T.N. Tiegs and P.F. Becher, Journal of the American Ceramic Society, Vol. 70 5, pp. C-109-C-111 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "620"
                    }, 
                    {
                        "value": "630"
                    }, 
                    {
                        "value": "610"
                    }, 
                    {
                        "value": "690"
                    }, 
                    {
                        "value": "570"
                    }, 
                    {
                        "value": "610"
                    }, 
                    {
                        "value": "540"
                    }, 
                    {
                        "value": "710"
                    }, 
                    {
                        "value": "545"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Number of Quenches"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "900"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Complex Investigation of Hot-Pressed Boron Carbide, G.A. Gogotsi, Y.L. Groushevsky, O.B. Dashevskaya, Y.G. Gogotsi, and V.A. Lavrenko, Journal of the Less-Common Metals, Vol. 117, pp. 225-230 (1986), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.05"
                    }, 
                    {
                        "value": "0.07"
                    }, 
                    {
                        "value": "0.07"
                    }, 
                    {
                        "value": "0.07"
                    }, 
                    {
                        "value": "-3.77"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1250"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Complex Investigation of Hot-Pressed Boron Carbide, G.A. Gogotsi, Y.L. Groushevsky, O.B. Dashevskaya, Y.G. Gogotsi, and V.A. Lavrenko, Journal of the Less-Common Metals, Vol. 117, pp. 225-230 (1986), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.51"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Complex Investigation of Hot-Pressed Boron Carbide, G.A. Gogotsi, Y.L. Groushevsky, O.B. Dashevskaya, Y.G. Gogotsi, and V.A. Lavrenko, Journal of the Less-Common Metals, Vol. 117, pp. 225-230 (1986), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "460"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Complex Investigation of Hot-Pressed Boron Carbide, G.A. Gogotsi, Y.L. Groushevsky, O.B. Dashevskaya, Y.G. Gogotsi, and V.A. Lavrenko, Journal of the Less-Common Metals, Vol. 117, pp. 225-230 (1986), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "312"
                    }, 
                    {
                        "value": "255"
                    }, 
                    {
                        "value": "222"
                    }, 
                    {
                        "value": "61"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Complex Investigation of Hot-Pressed Boron Carbide, G.A. Gogotsi, Y.L. Groushevsky, O.B. Dashevskaya, Y.G. Gogotsi, and V.A. Lavrenko, Journal of the Less-Common Metals, Vol. 117, pp. 225-230 (1986), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Complex Investigation of Hot-Pressed Boron Carbide, G.A. Gogotsi, Y.L. Groushevsky, O.B. Dashevskaya, Y.G. Gogotsi, and V.A. Lavrenko, Journal of the Less-Common Metals, Vol. 117, pp. 225-230 (1986), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "13.3"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Longitudinal"
                            }
                        ], 
                        "name": "Mode"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Boron Compounds in Carbon-Bonded Refractories, K. Hunold, Ceramic Industry, Vol. 144 2, pp. 47-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "29.4"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "HK0.1"
                            }
                        ], 
                        "name": "Test Condition"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Knoop"
                            }
                        ], 
                        "name": "Test Type"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Boron Compounds in Carbon-Bonded Refractories, K. Hunold, Ceramic Industry, Vol. 144 2, pp. 47-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "800"
                    }, 
                    {
                        "value": "2200"
                    }
                ], 
                "units": "$^{\\circ}$C", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "oxidizing"
                            }, 
                            {
                                "value": "inert"
                            }
                        ], 
                        "name": "Atmosphere"
                    }
                ], 
                "name": "Maximum-Use Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Boron Compounds in Carbon-Bonded Refractories, K. Hunold, Ceramic Industry, Vol. 144 2, pp. 47-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "35"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Boron Compounds in Carbon-Bonded Refractories, K. Hunold, Ceramic Industry, Vol. 144 2, pp. 47-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "20", 
                                "maximum": "1000"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Boron Compounds in Carbon-Bonded Refractories, K. Hunold, Ceramic Industry, Vol. 144 2, pp. 47-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "17.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "HK0.1"
                            }
                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Knoop"
                            }
                        ], 
                        "name": "Test Type"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Boron Compounds in Carbon-Bonded Refractories, K. Hunold, Ceramic Industry, Vol. 144 2, pp. 47-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "800"
                    }, 
                    {
                        "value": "2400"
                    }
                ], 
                "units": "$^{\\circ}$C", 
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                    {
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                            {
                                "value": "oxidizing"
                            }, 
                            {
                                "value": "inert"
                            }
                        ], 
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                    }
                ], 
                "name": "Maximum-Use Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Boron Compounds in Carbon-Bonded Refractories, K. Hunold, Ceramic Industry, Vol. 144 2, pp. 47-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "100"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Boron Compounds in Carbon-Bonded Refractories, K. Hunold, Ceramic Industry, Vol. 144 2, pp. 47-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "minimum": "20", 
                                "maximum": "1000"
                            }
                        ], 
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                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Boron Compounds in Carbon-Bonded Refractories, K. Hunold, Ceramic Industry, Vol. 144 2, pp. 47-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Zirconium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
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                ], 
                "units": "GPa", 
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                    {
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                            {
                                "value": "HK0.1"
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                    }, 
                    {
                        "scalars": [
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                                "value": "Knoop"
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                        ], 
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                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Boron Compounds in Carbon-Bonded Refractories, K. Hunold, Ceramic Industry, Vol. 144 2, pp. 47-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Zirconium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-B"
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                ], 
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            }, 
            {
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            }, 
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                    {
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                            {
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                    }
                ], 
                "name": "Maximum-Use Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Boron Compounds in Carbon-Bonded Refractories, K. Hunold, Ceramic Industry, Vol. 144 2, pp. 47-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Zirconium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-B"
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                ], 
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            }, 
            {
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                ], 
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            }, 
            {
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                    {
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                ], 
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                            {
                                "value": "20"
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                        ], 
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                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Boron Compounds in Carbon-Bonded Refractories, K. Hunold, Ceramic Industry, Vol. 144 2, pp. 47-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Zirconium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-B"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
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            }, 
            {
                "scalars": [
                    {
                        "value": "6"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "minimum": "20", 
                                "maximum": "1000"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Boron Compounds in Carbon-Bonded Refractories, K. Hunold, Ceramic Industry, Vol. 144 2, pp. 47-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "CaB6", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ca-B"
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                ], 
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            }, 
            {
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            }, 
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                        "value": "16.2"
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                ], 
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                    {
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                            {
                                "value": "HK0.1"
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                    {
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                            {
                                "value": "Knoop"
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                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Boron Compounds in Carbon-Bonded Refractories, K. Hunold, Ceramic Industry, Vol. 144 2, pp. 47-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "CaB6", 
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            {
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                    {
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                ], 
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                            {
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Boron Compounds in Carbon-Bonded Refractories, K. Hunold, Ceramic Industry, Vol. 144 2, pp. 47-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Calcium boride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "CaB6", 
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            {
                "scalars": [
                    {
                        "value": "Ca-B"
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                ], 
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            }, 
            {
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                ], 
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            }, 
            {
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                        "value": "70"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
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                            {
                                "value": "20"
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                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Boron Compounds in Carbon-Bonded Refractories, K. Hunold, Ceramic Industry, Vol. 144 2, pp. 47-50 (1995), published by Business News Publishing Co.."
            }
        ], 
        "names": [
            "Calcium boride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "CaB6", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ca-B"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.5"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
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                            {
                                "minimum": "20", 
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                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.wMgO.xAl2O3.ySiO2.zTiO2", 
        "properties": [
            {
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                    {
                        "value": "Zr-O:Al"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "112"
                    }
                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.wMgO.xAl2O3.ySiO2.zTiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
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            }, 
            {
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                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "122"
                    }
                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
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                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.wMgO.xAl2O3.ySiO2.zTiO2", 
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            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
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            {
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                ], 
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            }, 
            {
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                        "value": "0.22"
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                ], 
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                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Youngs Modulus of High-Density Polycrystalline Mullite, R.A. Penty, D.P.H. Hasselman, and R.M. Spriggs, Journal of the American Ceramic Society, Vol. 55 3, pp. 169-170 (1972), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "(3+x)Al2O3.(2-x)SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "3+x"
                            }, 
                            {
                                "value": "2-x"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Youngs Modulus of High-Density Polycrystalline Mullite, R.A. Penty, D.P.H. Hasselman, and R.M. Spriggs, Journal of the American Ceramic Society, Vol. 55 3, pp. 169-170 (1972), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "(3+x)Al2O3.(2-x)SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "202"
                    }, 
                    {
                        "value": "201"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "205"
                    }, 
                    {
                        "value": "187"
                    }, 
                    {
                        "value": "187"
                    }, 
                    {
                        "value": "174"
                    }, 
                    {
                        "value": "176"
                    }, 
                    {
                        "value": "222"
                    }, 
                    {
                        "value": "219"
                    }, 
                    {
                        "value": "214"
                    }, 
                    {
                        "value": "221"
                    }, 
                    {
                        "value": "196"
                    }, 
                    {
                        "value": "193"
                    }, 
                    {
                        "value": "182"
                    }, 
                    {
                        "value": "187"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "192"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "178"
                    }, 
                    {
                        "value": "174"
                    }, 
                    {
                        "value": "173"
                    }, 
                    {
                        "value": "171"
                    }, 
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "168"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "60.1"
                            }, 
                            {
                                "value": "60.1"
                            }, 
                            {
                                "value": "60.1"
                            }, 
                            {
                                "value": "60.1"
                            }, 
                            {
                                "value": "60.1"
                            }, 
                            {
                                "value": "60.1"
                            }, 
                            {
                                "value": "60.1"
                            }, 
                            {
                                "value": "60.1"
                            }, 
                            {
                                "value": "62.8"
                            }, 
                            {
                                "value": "62.8"
                            }, 
                            {
                                "value": "62.8"
                            }, 
                            {
                                "value": "62.8"
                            }, 
                            {
                                "value": "62.8"
                            }, 
                            {
                                "value": "62.8"
                            }, 
                            {
                                "value": "62.8"
                            }, 
                            {
                                "value": "62.8"
                            }, 
                            {
                                "value": "62.8"
                            }, 
                            {
                                "value": "62.8"
                            }, 
                            {
                                "value": "62.8"
                            }, 
                            {
                                "value": "62.8"
                            }, 
                            {
                                "value": "62.8"
                            }, 
                            {
                                "value": "62.8"
                            }, 
                            {
                                "value": "62.8"
                            }, 
                            {
                                "value": "62.8"
                            }, 
                            {
                                "value": "62.8"
                            }
                        ], 
                        "name": "Mole Fraction of Al2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.52"
                            }, 
                            {
                                "value": "2.84"
                            }, 
                            {
                                "value": "3.05"
                            }, 
                            {
                                "value": "3.10"
                            }, 
                            {
                                "value": "5.15"
                            }, 
                            {
                                "value": "5.60"
                            }, 
                            {
                                "value": "7.09"
                            }, 
                            {
                                "value": "7.54"
                            }, 
                            {
                                "value": "0.72"
                            }, 
                            {
                                "value": "0.91"
                            }, 
                            {
                                "value": "0.90"
                            }, 
                            {
                                "value": "1.17"
                            }, 
                            {
                                "value": "4.10"
                            }, 
                            {
                                "value": "4.66"
                            }, 
                            {
                                "value": "4.70"
                            }, 
                            {
                                "value": "5.92"
                            }, 
                            {
                                "value": "6.12"
                            }, 
                            {
                                "value": "6.88"
                            }, 
                            {
                                "value": "7.55"
                            }, 
                            {
                                "value": "8.18"
                            }, 
                            {
                                "value": "8.93"
                            }, 
                            {
                                "value": "8.74"
                            }, 
                            {
                                "value": "8.73"
                            }, 
                            {
                                "value": "8.91"
                            }, 
                            {
                                "value": "9.55"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Ordering on the Structure and Specific Heat of Nonstoichiometric Titanium Carbide, V.N. Lipatnikov and A.I. Gusev, JETP Letters, Vol. 69 9, pp. 669-675 (1999), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Titanium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiCx", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "596"
                    }, 
                    {
                        "value": "611"
                    }, 
                    {
                        "value": "625"
                    }, 
                    {
                        "value": "625"
                    }, 
                    {
                        "value": "642"
                    }, 
                    {
                        "value": "642"
                    }, 
                    {
                        "value": "657"
                    }, 
                    {
                        "value": "671"
                    }, 
                    {
                        "value": "686"
                    }, 
                    {
                        "value": "686"
                    }, 
                    {
                        "value": "686"
                    }, 
                    {
                        "value": "701"
                    }, 
                    {
                        "value": "703"
                    }, 
                    {
                        "value": "717"
                    }, 
                    {
                        "value": "717"
                    }, 
                    {
                        "value": "732"
                    }, 
                    {
                        "value": "732"
                    }, 
                    {
                        "value": "732"
                    }, 
                    {
                        "value": "747"
                    }, 
                    {
                        "value": "747"
                    }, 
                    {
                        "value": "749"
                    }, 
                    {
                        "value": "749"
                    }, 
                    {
                        "value": "763"
                    }, 
                    {
                        "value": "763"
                    }, 
                    {
                        "value": "763"
                    }, 
                    {
                        "value": "763"
                    }, 
                    {
                        "value": "778"
                    }, 
                    {
                        "value": "780"
                    }, 
                    {
                        "value": "780"
                    }, 
                    {
                        "value": "780"
                    }, 
                    {
                        "value": "795"
                    }, 
                    {
                        "value": "795"
                    }, 
                    {
                        "value": "795"
                    }, 
                    {
                        "value": "796"
                    }, 
                    {
                        "value": "796"
                    }, 
                    {
                        "value": "796"
                    }, 
                    {
                        "value": "811"
                    }, 
                    {
                        "value": "811"
                    }, 
                    {
                        "value": "811"
                    }, 
                    {
                        "value": "826"
                    }, 
                    {
                        "value": "855"
                    }, 
                    {
                        "value": "870"
                    }, 
                    {
                        "value": "899"
                    }, 
                    {
                        "value": "929"
                    }, 
                    {
                        "value": "958"
                    }, 
                    {
                        "value": "988"
                    }, 
                    {
                        "value": "1047"
                    }, 
                    {
                        "value": "1091"
                    }, 
                    {
                        "value": "1137"
                    }, 
                    {
                        "value": "1166"
                    }, 
                    {
                        "value": "1225"
                    }, 
                    {
                        "value": "1254"
                    }, 
                    {
                        "value": "1299"
                    }, 
                    {
                        "value": "1343"
                    }, 
                    {
                        "value": "1357"
                    }, 
                    {
                        "value": "1372"
                    }, 
                    {
                        "value": "1328"
                    }, 
                    {
                        "value": "1240"
                    }, 
                    {
                        "value": "1107"
                    }, 
                    {
                        "value": "1048"
                    }, 
                    {
                        "value": "1004"
                    }, 
                    {
                        "value": "975"
                    }, 
                    {
                        "value": "975"
                    }, 
                    {
                        "value": "975"
                    }, 
                    {
                        "value": "975"
                    }, 
                    {
                        "value": "977"
                    }, 
                    {
                        "value": "977"
                    }, 
                    {
                        "value": "991"
                    }, 
                    {
                        "value": "991"
                    }, 
                    {
                        "value": "607"
                    }, 
                    {
                        "value": "607"
                    }, 
                    {
                        "value": "622"
                    }, 
                    {
                        "value": "624"
                    }, 
                    {
                        "value": "638"
                    }, 
                    {
                        "value": "655"
                    }, 
                    {
                        "value": "655"
                    }, 
                    {
                        "value": "669"
                    }, 
                    {
                        "value": "686"
                    }, 
                    {
                        "value": "686"
                    }, 
                    {
                        "value": "702"
                    }, 
                    {
                        "value": "717"
                    }, 
                    {
                        "value": "718"
                    }, 
                    {
                        "value": "718"
                    }, 
                    {
                        "value": "735"
                    }, 
                    {
                        "value": "735"
                    }, 
                    {
                        "value": "751"
                    }, 
                    {
                        "value": "751"
                    }, 
                    {
                        "value": "751"
                    }, 
                    {
                        "value": "768"
                    }, 
                    {
                        "value": "753"
                    }, 
                    {
                        "value": "769"
                    }, 
                    {
                        "value": "769"
                    }, 
                    {
                        "value": "769"
                    }, 
                    {
                        "value": "769"
                    }, 
                    {
                        "value": "771"
                    }, 
                    {
                        "value": "771"
                    }, 
                    {
                        "value": "771"
                    }, 
                    {
                        "value": "773"
                    }, 
                    {
                        "value": "788"
                    }, 
                    {
                        "value": "817"
                    }, 
                    {
                        "value": "848"
                    }, 
                    {
                        "value": "877"
                    }, 
                    {
                        "value": "892"
                    }, 
                    {
                        "value": "921"
                    }, 
                    {
                        "value": "937"
                    }, 
                    {
                        "value": "966"
                    }, 
                    {
                        "value": "996"
                    }, 
                    {
                        "value": "1041"
                    }, 
                    {
                        "value": "1056"
                    }, 
                    {
                        "value": "1099"
                    }, 
                    {
                        "value": "1129"
                    }, 
                    {
                        "value": "1160"
                    }, 
                    {
                        "value": "1203"
                    }, 
                    {
                        "value": "1218"
                    }, 
                    {
                        "value": "1249"
                    }, 
                    {
                        "value": "1278"
                    }, 
                    {
                        "value": "1249"
                    }, 
                    {
                        "value": "1220"
                    }, 
                    {
                        "value": "1191"
                    }, 
                    {
                        "value": "1087"
                    }, 
                    {
                        "value": "1014"
                    }, 
                    {
                        "value": "968"
                    }, 
                    {
                        "value": "954"
                    }, 
                    {
                        "value": "939"
                    }, 
                    {
                        "value": "924"
                    }, 
                    {
                        "value": "926"
                    }, 
                    {
                        "value": "941"
                    }, 
                    {
                        "value": "941"
                    }, 
                    {
                        "value": "941"
                    }, 
                    {
                        "value": "943"
                    }, 
                    {
                        "value": "943"
                    }, 
                    {
                        "value": "943"
                    }, 
                    {
                        "value": "943"
                    }, 
                    {
                        "value": "943"
                    }, 
                    {
                        "value": "944"
                    }, 
                    {
                        "value": "944"
                    }, 
                    {
                        "value": "944"
                    }, 
                    {
                        "value": "602"
                    }, 
                    {
                        "value": "602"
                    }, 
                    {
                        "value": "616"
                    }, 
                    {
                        "value": "633"
                    }, 
                    {
                        "value": "633"
                    }, 
                    {
                        "value": "647"
                    }, 
                    {
                        "value": "663"
                    }, 
                    {
                        "value": "663"
                    }, 
                    {
                        "value": "678"
                    }, 
                    {
                        "value": "680"
                    }, 
                    {
                        "value": "680"
                    }, 
                    {
                        "value": "694"
                    }, 
                    {
                        "value": "696"
                    }, 
                    {
                        "value": "710"
                    }, 
                    {
                        "value": "712"
                    }, 
                    {
                        "value": "727"
                    }, 
                    {
                        "value": "727"
                    }, 
                    {
                        "value": "743"
                    }, 
                    {
                        "value": "743"
                    }, 
                    {
                        "value": "743"
                    }, 
                    {
                        "value": "759"
                    }, 
                    {
                        "value": "759"
                    }, 
                    {
                        "value": "759"
                    }, 
                    {
                        "value": "775"
                    }, 
                    {
                        "value": "775"
                    }, 
                    {
                        "value": "775"
                    }, 
                    {
                        "value": "777"
                    }, 
                    {
                        "value": "792"
                    }, 
                    {
                        "value": "792"
                    }, 
                    {
                        "value": "793"
                    }, 
                    {
                        "value": "808"
                    }, 
                    {
                        "value": "808"
                    }, 
                    {
                        "value": "824"
                    }, 
                    {
                        "value": "853"
                    }, 
                    {
                        "value": "853"
                    }, 
                    {
                        "value": "884"
                    }, 
                    {
                        "value": "898"
                    }, 
                    {
                        "value": "927"
                    }, 
                    {
                        "value": "942"
                    }, 
                    {
                        "value": "972"
                    }, 
                    {
                        "value": "987"
                    }, 
                    {
                        "value": "1016"
                    }, 
                    {
                        "value": "1030"
                    }, 
                    {
                        "value": "1045"
                    }, 
                    {
                        "value": "1075"
                    }, 
                    {
                        "value": "1133"
                    }, 
                    {
                        "value": "1178"
                    }, 
                    {
                        "value": "1236"
                    }, 
                    {
                        "value": "1294"
                    }, 
                    {
                        "value": "1354"
                    }, 
                    {
                        "value": "1397"
                    }, 
                    {
                        "value": "1428"
                    }, 
                    {
                        "value": "1413"
                    }, 
                    {
                        "value": "1354"
                    }, 
                    {
                        "value": "1281"
                    }, 
                    {
                        "value": "1193"
                    }, 
                    {
                        "value": "1121"
                    }, 
                    {
                        "value": "1048"
                    }, 
                    {
                        "value": "989"
                    }, 
                    {
                        "value": "960"
                    }, 
                    {
                        "value": "931"
                    }, 
                    {
                        "value": "902"
                    }, 
                    {
                        "value": "902"
                    }, 
                    {
                        "value": "902"
                    }, 
                    {
                        "value": "918"
                    }, 
                    {
                        "value": "918"
                    }, 
                    {
                        "value": "918"
                    }, 
                    {
                        "value": "918"
                    }, 
                    {
                        "value": "934"
                    }, 
                    {
                        "value": "934"
                    }, 
                    {
                        "value": "934"
                    }, 
                    {
                        "value": "934"
                    }, 
                    {
                        "value": "951"
                    }, 
                    {
                        "value": "951"
                    }, 
                    {
                        "value": "951"
                    }, 
                    {
                        "value": "953"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
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                            {
                                "value": "0.54"
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                            {
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                                "value": "0.54"
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                            {
                                "value": "0.54"
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                            {
                                "value": "0.54"
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                            {
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                            {
                                "value": "0.54"
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                            {
                                "value": "0.54"
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                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
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                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.54"
                            }, 
                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.58"
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                                "value": "0.58"
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                                "value": "0.58"
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                                "value": "0.58"
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                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.58"
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                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.58"
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                            {
                                "value": "0.58"
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                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.58"
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                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.58"
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                            {
                                "value": "0.58"
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                            {
                                "value": "0.58"
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                                "value": "0.58"
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                            {
                                "value": "0.58"
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                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.58"
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                            {
                                "value": "0.62"
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                            {
                                "value": "0.62"
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                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
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                            {
                                "value": "0.62"
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                            {
                                "value": "0.62"
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                                "value": "0.62"
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                            {
                                "value": "0.62"
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                            {
                                "value": "0.62"
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                            {
                                "value": "0.62"
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                            {
                                "value": "0.62"
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                            {
                                "value": "0.62"
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                            {
                                "value": "0.62"
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                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
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                            {
                                "value": "0.62"
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                            {
                                "value": "0.62"
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                                "value": "0.62"
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                                "value": "0.62"
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                                "value": "0.62"
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                                "value": "0.62"
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                                "value": "0.62"
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                                "value": "0.62"
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                            {
                                "value": "0.62"
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                            {
                                "value": "0.62"
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                            {
                                "value": "0.62"
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                                "value": "0.62"
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                                "value": "0.62"
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                                "value": "0.62"
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                            {
                                "value": "0.62"
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                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
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                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
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                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }, 
                            {
                                "value": "0.62"
                            }
                        ], 
                        "name": "x of TiCx"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "309"
                            }, 
                            {
                                "value": "333"
                            }, 
                            {
                                "value": "349"
                            }, 
                            {
                                "value": "365"
                            }, 
                            {
                                "value": "381"
                            }, 
                            {
                                "value": "397"
                            }, 
                            {
                                "value": "413"
                            }, 
                            {
                                "value": "429"
                            }, 
                            {
                                "value": "445"
                            }, 
                            {
                                "value": "470"
                            }, 
                            {
                                "value": "494"
                            }, 
                            {
                                "value": "510"
                            }, 
                            {
                                "value": "526"
                            }, 
                            {
                                "value": "542"
                            }, 
                            {
                                "value": "558"
                            }, 
                            {
                                "value": "574"
                            }, 
                            {
                                "value": "598"
                            }, 
                            {
                                "value": "622"
                            }, 
                            {
                                "value": "638"
                            }, 
                            {
                                "value": "654"
                            }, 
                            {
                                "value": "670"
                            }, 
                            {
                                "value": "686"
                            }, 
                            {
                                "value": "702"
                            }, 
                            {
                                "value": "727"
                            }, 
                            {
                                "value": "743"
                            }, 
                            {
                                "value": "767"
                            }, 
                            {
                                "value": "791"
                            }, 
                            {
                                "value": "815"
                            }, 
                            {
                                "value": "831"
                            }, 
                            {
                                "value": "863"
                            }, 
                            {
                                "value": "888"
                            }, 
                            {
                                "value": "904"
                            }, 
                            {
                                "value": "920"
                            }, 
                            {
                                "value": "928"
                            }, 
                            {
                                "value": "944"
                            }, 
                            {
                                "value": "960"
                            }, 
                            {
                                "value": "976"
                            }, 
                            {
                                "value": "992"
                            }, 
                            {
                                "value": "1008"
                            }, 
                            {
                                "value": "1016"
                            }, 
                            {
                                "value": "1024"
                            }, 
                            {
                                "value": "1031"
                            }, 
                            {
                                "value": "1031"
                            }, 
                            {
                                "value": "1039"
                            }, 
                            {
                                "value": "1046"
                            }, 
                            {
                                "value": "1053"
                            }, 
                            {
                                "value": "1053"
                            }, 
                            {
                                "value": "1060"
                            }, 
                            {
                                "value": "1060"
                            }, 
                            {
                                "value": "1067"
                            }, 
                            {
                                "value": "1067"
                            }, 
                            {
                                "value": "1074"
                            }, 
                            {
                                "value": "1082"
                            }, 
                            {
                                "value": "1081"
                            }, 
                            {
                                "value": "1089"
                            }, 
                            {
                                "value": "1098"
                            }, 
                            {
                                "value": "1099"
                            }, 
                            {
                                "value": "1101"
                            }, 
                            {
                                "value": "1110"
                            }, 
                            {
                                "value": "1119"
                            }, 
                            {
                                "value": "1127"
                            }, 
                            {
                                "value": "1135"
                            }, 
                            {
                                "value": "1159"
                            }, 
                            {
                                "value": "1183"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1224"
                            }, 
                            {
                                "value": "1240"
                            }, 
                            {
                                "value": "1264"
                            }, 
                            {
                                "value": "294"
                            }, 
                            {
                                "value": "302"
                            }, 
                            {
                                "value": "326"
                            }, 
                            {
                                "value": "351"
                            }, 
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "399"
                            }, 
                            {
                                "value": "424"
                            }, 
                            {
                                "value": "440"
                            }, 
                            {
                                "value": "464"
                            }, 
                            {
                                "value": "505"
                            }, 
                            {
                                "value": "529"
                            }, 
                            {
                                "value": "553"
                            }, 
                            {
                                "value": "586"
                            }, 
                            {
                                "value": "602"
                            }, 
                            {
                                "value": "626"
                            }, 
                            {
                                "value": "659"
                            }, 
                            {
                                "value": "683"
                            }, 
                            {
                                "value": "699"
                            }, 
                            {
                                "value": "740"
                            }, 
                            {
                                "value": "772"
                            }, 
                            {
                                "value": "797"
                            }, 
                            {
                                "value": "821"
                            }, 
                            {
                                "value": "837"
                            }, 
                            {
                                "value": "854"
                            }, 
                            {
                                "value": "878"
                            }, 
                            {
                                "value": "902"
                            }, 
                            {
                                "value": "927"
                            }, 
                            {
                                "value": "943"
                            }, 
                            {
                                "value": "951"
                            }, 
                            {
                                "value": "967"
                            }, 
                            {
                                "value": "983"
                            }, 
                            {
                                "value": "991"
                            }, 
                            {
                                "value": "999"
                            }, 
                            {
                                "value": "999"
                            }, 
                            {
                                "value": "1007"
                            }, 
                            {
                                "value": "1015"
                            }, 
                            {
                                "value": "1023"
                            }, 
                            {
                                "value": "1023"
                            }, 
                            {
                                "value": "1030"
                            }, 
                            {
                                "value": "1030"
                            }, 
                            {
                                "value": "1038"
                            }, 
                            {
                                "value": "1046"
                            }, 
                            {
                                "value": "1054"
                            }, 
                            {
                                "value": "1062"
                            }, 
                            {
                                "value": "1070"
                            }, 
                            {
                                "value": "1070"
                            }, 
                            {
                                "value": "1086"
                            }, 
                            {
                                "value": "1094"
                            }, 
                            {
                                "value": "1094"
                            }, 
                            {
                                "value": "1103"
                            }, 
                            {
                                "value": "1111"
                            }, 
                            {
                                "value": "1112"
                            }, 
                            {
                                "value": "1112"
                            }, 
                            {
                                "value": "1112"
                            }, 
                            {
                                "value": "1121"
                            }, 
                            {
                                "value": "1129"
                            }, 
                            {
                                "value": "1153"
                            }, 
                            {
                                "value": "1177"
                            }, 
                            {
                                "value": "1194"
                            }, 
                            {
                                "value": "1210"
                            }, 
                            {
                                "value": "1218"
                            }, 
                            {
                                "value": "1234"
                            }, 
                            {
                                "value": "1259"
                            }, 
                            {
                                "value": "1275"
                            }, 
                            {
                                "value": "1275"
                            }, 
                            {
                                "value": "1299"
                            }, 
                            {
                                "value": "1315"
                            }, 
                            {
                                "value": "1348"
                            }, 
                            {
                                "value": "294"
                            }, 
                            {
                                "value": "302"
                            }, 
                            {
                                "value": "318"
                            }, 
                            {
                                "value": "334"
                            }, 
                            {
                                "value": "351"
                            }, 
                            {
                                "value": "367"
                            }, 
                            {
                                "value": "383"
                            }, 
                            {
                                "value": "407"
                            }, 
                            {
                                "value": "432"
                            }, 
                            {
                                "value": "448"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "497"
                            }, 
                            {
                                "value": "521"
                            }, 
                            {
                                "value": "545"
                            }, 
                            {
                                "value": "570"
                            }, 
                            {
                                "value": "586"
                            }, 
                            {
                                "value": "602"
                            }, 
                            {
                                "value": "618"
                            }, 
                            {
                                "value": "634"
                            }, 
                            {
                                "value": "667"
                            }, 
                            {
                                "value": "683"
                            }, 
                            {
                                "value": "699"
                            }, 
                            {
                                "value": "724"
                            }, 
                            {
                                "value": "748"
                            }, 
                            {
                                "value": "772"
                            }, 
                            {
                                "value": "788"
                            }, 
                            {
                                "value": "813"
                            }, 
                            {
                                "value": "837"
                            }, 
                            {
                                "value": "853"
                            }, 
                            {
                                "value": "870"
                            }, 
                            {
                                "value": "894"
                            }, 
                            {
                                "value": "910"
                            }, 
                            {
                                "value": "926"
                            }, 
                            {
                                "value": "942"
                            }, 
                            {
                                "value": "959"
                            }, 
                            {
                                "value": "966"
                            }, 
                            {
                                "value": "974"
                            }, 
                            {
                                "value": "982"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "998"
                            }, 
                            {
                                "value": "1006"
                            }, 
                            {
                                "value": "1006"
                            }, 
                            {
                                "value": "1014"
                            }, 
                            {
                                "value": "1014"
                            }, 
                            {
                                "value": "1022"
                            }, 
                            {
                                "value": "1029"
                            }, 
                            {
                                "value": "1037"
                            }, 
                            {
                                "value": "1037"
                            }, 
                            {
                                "value": "1044"
                            }, 
                            {
                                "value": "1052"
                            }, 
                            {
                                "value": "1060"
                            }, 
                            {
                                "value": "1068"
                            }, 
                            {
                                "value": "1077"
                            }, 
                            {
                                "value": "1077"
                            }, 
                            {
                                "value": "1086"
                            }, 
                            {
                                "value": "1087"
                            }, 
                            {
                                "value": "1095"
                            }, 
                            {
                                "value": "1096"
                            }, 
                            {
                                "value": "1104"
                            }, 
                            {
                                "value": "1104"
                            }, 
                            {
                                "value": "1113"
                            }, 
                            {
                                "value": "1121"
                            }, 
                            {
                                "value": "1145"
                            }, 
                            {
                                "value": "1161"
                            }, 
                            {
                                "value": "1177"
                            }, 
                            {
                                "value": "1194"
                            }, 
                            {
                                "value": "1210"
                            }, 
                            {
                                "value": "1226"
                            }, 
                            {
                                "value": "1242"
                            }, 
                            {
                                "value": "1259"
                            }, 
                            {
                                "value": "1275"
                            }, 
                            {
                                "value": "1291"
                            }, 
                            {
                                "value": "1307"
                            }, 
                            {
                                "value": "1315"
                            }, 
                            {
                                "value": "1348"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "32.4"
                            }, 
                            {
                                "value": "33.2"
                            }, 
                            {
                                "value": "34.0"
                            }, 
                            {
                                "value": "34.0"
                            }, 
                            {
                                "value": "34.9"
                            }, 
                            {
                                "value": "34.9"
                            }, 
                            {
                                "value": "35.7"
                            }, 
                            {
                                "value": "36.5"
                            }, 
                            {
                                "value": "37.3"
                            }, 
                            {
                                "value": "37.3"
                            }, 
                            {
                                "value": "37.3"
                            }, 
                            {
                                "value": "38.1"
                            }, 
                            {
                                "value": "38.2"
                            }, 
                            {
                                "value": "39.0"
                            }, 
                            {
                                "value": "39.0"
                            }, 
                            {
                                "value": "39.8"
                            }, 
                            {
                                "value": "39.8"
                            }, 
                            {
                                "value": "39.8"
                            }, 
                            {
                                "value": "40.6"
                            }, 
                            {
                                "value": "40.6"
                            }, 
                            {
                                "value": "40.7"
                            }, 
                            {
                                "value": "40.7"
                            }, 
                            {
                                "value": "41.5"
                            }, 
                            {
                                "value": "41.5"
                            }, 
                            {
                                "value": "41.5"
                            }, 
                            {
                                "value": "41.5"
                            }, 
                            {
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                                "value": "43.3"
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                                "value": "44.1"
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                                "value": "44.1"
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                                "value": "44.1"
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                                "value": "44.9"
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                                "value": "46.5"
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                                "value": "47.3"
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                            {
                                "value": "48.9"
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                            {
                                "value": "50.5"
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                            {
                                "value": "52.1"
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                                "value": "53.7"
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                                "value": "56.9"
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                            {
                                "value": "59.3"
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                            {
                                "value": "61.8"
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                            {
                                "value": "63.4"
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                            {
                                "value": "66.6"
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                                "value": "60.2"
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                                "value": "53.0"
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                                "value": "53.9"
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                                "value": "33.3"
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                                "value": "33.3"
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                            {
                                "value": "34.1"
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                            {
                                "value": "34.2"
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                                "value": "35.0"
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                                "value": "36.7"
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                            {
                                "value": "37.6"
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                                "value": "37.6"
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                                "value": "38.5"
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                            {
                                "value": "39.3"
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                            {
                                "value": "39.4"
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                            {
                                "value": "39.4"
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                            {
                                "value": "40.3"
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                            {
                                "value": "40.3"
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                            {
                                "value": "41.2"
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                            {
                                "value": "41.2"
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                                "value": "41.2"
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                            {
                                "value": "42.1"
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                                "value": "41.3"
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                                "value": "42.2"
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                                "value": "42.2"
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                                "value": "42.2"
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                                "value": "42.2"
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                            {
                                "value": "42.3"
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                                "value": "42.3"
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                            {
                                "value": "42.3"
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                            {
                                "value": "42.4"
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                            {
                                "value": "43.2"
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                            {
                                "value": "44.8"
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                            {
                                "value": "46.5"
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                            {
                                "value": "48.1"
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                                "value": "48.9"
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                                "value": "50.5"
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                                "value": "51.4"
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                                "value": "53.0"
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                                "value": "54.6"
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                                "value": "57.1"
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                                "value": "57.9"
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                                "value": "60.3"
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                                "value": "61.9"
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                                "value": "63.6"
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                            {
                                "value": "66.0"
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                                "value": "66.8"
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                                "value": "68.5"
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                            {
                                "value": "70.1"
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                            {
                                "value": "68.5"
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                            {
                                "value": "66.9"
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                            {
                                "value": "65.3"
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                            {
                                "value": "59.6"
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                            {
                                "value": "55.6"
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                            {
                                "value": "53.1"
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                            {
                                "value": "52.3"
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                            {
                                "value": "51.5"
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                            {
                                "value": "50.7"
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                            {
                                "value": "50.8"
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                            {
                                "value": "51.6"
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                                "value": "51.6"
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                            {
                                "value": "51.6"
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                            {
                                "value": "51.7"
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                            {
                                "value": "51.7"
                            }, 
                            {
                                "value": "51.7"
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                            {
                                "value": "51.7"
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                                "value": "51.7"
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                            {
                                "value": "51.8"
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                                "value": "51.8"
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                            {
                                "value": "51.8"
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                            {
                                "value": "33.3"
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                            {
                                "value": "33.3"
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                            {
                                "value": "34.1"
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                            {
                                "value": "35.0"
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                            {
                                "value": "35.0"
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                            {
                                "value": "35.8"
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                            {
                                "value": "36.7"
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                            {
                                "value": "36.7"
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                            {
                                "value": "37.5"
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                            {
                                "value": "37.6"
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                            {
                                "value": "37.6"
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                            {
                                "value": "38.4"
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                            {
                                "value": "38.5"
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                            {
                                "value": "39.3"
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                            {
                                "value": "39.4"
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                            {
                                "value": "40.2"
                            }, 
                            {
                                "value": "40.2"
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                            {
                                "value": "41.1"
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                            {
                                "value": "41.1"
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                            {
                                "value": "41.1"
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                            {
                                "value": "42.0"
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                            {
                                "value": "42.0"
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                                "value": "42.0"
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                            {
                                "value": "42.9"
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                                "value": "42.9"
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                                "value": "43.0"
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                            {
                                "value": "43.8"
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                                "value": "43.8"
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                            {
                                "value": "43.9"
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                            {
                                "value": "44.7"
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                            {
                                "value": "44.7"
                            }, 
                            {
                                "value": "45.6"
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                            {
                                "value": "47.2"
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                            {
                                "value": "47.2"
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                            {
                                "value": "48.9"
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                            {
                                "value": "49.7"
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                            {
                                "value": "51.3"
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                            {
                                "value": "52.1"
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                            {
                                "value": "53.8"
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                                "value": "54.6"
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                                "value": "56.2"
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                                "value": "57.0"
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                                "value": "57.8"
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                            {
                                "value": "59.5"
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                                "value": "62.7"
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                            {
                                "value": "65.2"
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                                "value": "68.4"
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                                "value": "71.6"
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                                "value": "74.9"
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                            {
                                "value": "77.3"
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                            {
                                "value": "79.0"
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                                "value": "78.2"
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                                "value": "74.9"
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                                "value": "70.9"
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                            {
                                "value": "66.0"
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                                "value": "62.0"
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                                "value": "58.0"
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                                "value": "54.7"
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                            {
                                "value": "53.1"
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                            {
                                "value": "51.5"
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                            {
                                "value": "49.9"
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                            {
                                "value": "49.9"
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                                "value": "49.9"
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                            {
                                "value": "50.8"
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                            {
                                "value": "50.8"
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                            {
                                "value": "50.8"
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                            {
                                "value": "50.8"
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                            {
                                "value": "51.7"
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                                "value": "52.6"
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                            {
                                "value": "52.6"
                            }, 
                            {
                                "value": "52.7"
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                ], 
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        ]
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                                "value": "296"
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ]
                    ]
                ], 
                "name": "Elasticity Tensor"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Thermal Conductivity of Pure and Impure Silicon, Silicon Carbide, and Diamond, G.A. Slack, Journal of Applied Physics, Vol. 35 12, pp. 3460-3466 (1964), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "14.4"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "296"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Conductivity of Pure and Impure Silicon, Silicon Carbide, and Diamond, G.A. Slack, Journal of Applied Physics, Vol. 35 12, pp. 3460-3466 (1964), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "32"
                    }, 
                    {
                        "value": "640"
                    }, 
                    {
                        "value": "2900"
                    }, 
                    {
                        "value": "4000"
                    }, 
                    {
                        "value": "3100"
                    }, 
                    {
                        "value": "1000"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "67"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "330"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "I"
                            }
                        ], 
                        "name": "Material Type"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Conductivity of Pure and Impure Silicon, Silicon Carbide, and Diamond, G.A. Slack, Journal of Applied Physics, Vol. 35 12, pp. 3460-3466 (1964), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
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                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "13"
                    }, 
                    {
                        "value": "320"
                    }, 
                    {
                        "value": "4600"
                    }, 
                    {
                        "value": "13000"
                    }, 
                    {
                        "value": "11000"
                    }, 
                    {
                        "value": "2500"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "84"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "310"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "IIa"
                            }
                        ], 
                        "name": "Material Type"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Conductivity of Pure and Impure Silicon, Silicon Carbide, and Diamond, G.A. Slack, Journal of Applied Physics, Vol. 35 12, pp. 3460-3466 (1964), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "8"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "3300"
                    }, 
                    {
                        "value": "7100"
                    }, 
                    {
                        "value": "5800"
                    }, 
                    {
                        "value": "1400"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "33"
                            }, 
                            {
                                "value": "78"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "310"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "IIb"
                            }
                        ], 
                        "name": "Material Type"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Fracture of Yttria-Doped, Sintered Reaction-Bonded Silicon Nitride, R.K. Govila, J.A. Mangels, and J.R. Baer, Journal of the American Ceramic Society, Vol. 68 7, pp. 413-418 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "83", 
                        "value": "696"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "689"
                    }, 
                    {
                        "uncertainty": "63", 
                        "value": "684"
                    }, 
                    {
                        "uncertainty": "80", 
                        "value": "608"
                    }, 
                    {
                        "uncertainty": "55", 
                        "value": "536"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "519"
                    }, 
                    {
                        "uncertainty": "52", 
                        "value": "472"
                    }, 
                    {
                        "uncertainty": "37", 
                        "value": "770"
                    }, 
                    {
                        "uncertainty": "98", 
                        "value": "641"
                    }, 
                    {
                        "uncertainty": "110", 
                        "value": "703"
                    }, 
                    {
                        "uncertainty": "110", 
                        "value": "682"
                    }
                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Oxidation Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Reaction Bonding"
            }
        ], 
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            {
                "citation": "Fracture of Yttria-Doped, Sintered Reaction-Bonded Silicon Nitride, R.K. Govila, J.A. Mangels, and J.R. Baer, Journal of the American Ceramic Society, Vol. 68 7, pp. 413-418 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
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            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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                    }
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                "name": "Crystallinity"
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            {
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                        "value": "Bar"
                    }
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                "name": "Production Form"
            }, 
            {
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                        "value": "10"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Fracture of Yttria-Doped, Sintered Reaction-Bonded Silicon Nitride, R.K. Govila, J.A. Mangels, and J.R. Baer, Journal of the American Ceramic Society, Vol. 68 7, pp. 413-418 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "727"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Yttrium Oxide, Holmium Oxide, and Erbium Oxide:  High-Temperature Measurements, W.R. Manning and O. Hunter, Jr., Journal of the American Ceramic Society, Vol. 52 9, pp. 492-496 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttria"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "93.9"
                    }, 
                    {
                        "value": "93.2"
                    }, 
                    {
                        "value": "92.5"
                    }, 
                    {
                        "value": "91.8"
                    }, 
                    {
                        "value": "91.0"
                    }, 
                    {
                        "value": "91.0"
                    }, 
                    {
                        "value": "90.2"
                    }, 
                    {
                        "value": "89.5"
                    }, 
                    {
                        "value": "88.1"
                    }, 
                    {
                        "value": "88.0"
                    }, 
                    {
                        "value": "87.3"
                    }, 
                    {
                        "value": "87.3"
                    }, 
                    {
                        "value": "86.6"
                    }, 
                    {
                        "value": "86.6"
                    }, 
                    {
                        "value": "85.8"
                    }, 
                    {
                        "value": "85.8"
                    }, 
                    {
                        "value": "85.1"
                    }, 
                    {
                        "value": "84.3"
                    }, 
                    {
                        "value": "84.3"
                    }, 
                    {
                        "value": "84.2"
                    }, 
                    {
                        "value": "83.5"
                    }, 
                    {
                        "value": "133.6"
                    }, 
                    {
                        "value": "133.5"
                    }, 
                    {
                        "value": "132.1"
                    }, 
                    {
                        "value": "130.8"
                    }, 
                    {
                        "value": "130.0"
                    }, 
                    {
                        "value": "129.3"
                    }, 
                    {
                        "value": "128.6"
                    }, 
                    {
                        "value": "127.9"
                    }, 
                    {
                        "value": "127.9"
                    }, 
                    {
                        "value": "127.1"
                    }, 
                    {
                        "value": "126.5"
                    }, 
                    {
                        "value": "126.4"
                    }, 
                    {
                        "value": "125.0"
                    }, 
                    {
                        "value": "125.0"
                    }, 
                    {
                        "value": "124.3"
                    }, 
                    {
                        "value": "123.6"
                    }, 
                    {
                        "value": "123.5"
                    }, 
                    {
                        "value": "122.1"
                    }, 
                    {
                        "value": "121.4"
                    }, 
                    {
                        "value": "121.4"
                    }, 
                    {
                        "value": "121.3"
                    }, 
                    {
                        "value": "120.0"
                    }, 
                    {
                        "value": "119.3"
                    }, 
                    {
                        "value": "119.2"
                    }, 
                    {
                        "value": "118.5"
                    }, 
                    {
                        "value": "118.5"
                    }, 
                    {
                        "value": "117.8"
                    }, 
                    {
                        "value": "117.1"
                    }, 
                    {
                        "value": "156.7"
                    }, 
                    {
                        "value": "155.3"
                    }, 
                    {
                        "value": "154.6"
                    }, 
                    {
                        "value": "152.5"
                    }, 
                    {
                        "value": "151.1"
                    }, 
                    {
                        "value": "149.7"
                    }, 
                    {
                        "value": "149.0"
                    }, 
                    {
                        "value": "148.9"
                    }, 
                    {
                        "value": "148.2"
                    }, 
                    {
                        "value": "146.8"
                    }, 
                    {
                        "value": "146.1"
                    }, 
                    {
                        "value": "145.4"
                    }, 
                    {
                        "value": "144.6"
                    }, 
                    {
                        "value": "143.9"
                    }, 
                    {
                        "value": "142.5"
                    }, 
                    {
                        "value": "142.5"
                    }, 
                    {
                        "value": "141.1"
                    }, 
                    {
                        "value": "141.1"
                    }, 
                    {
                        "value": "140.4"
                    }, 
                    {
                        "value": "139.7"
                    }, 
                    {
                        "value": "138.9"
                    }, 
                    {
                        "value": "138.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
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                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
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                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
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                            {
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                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "137"
                            }, 
                            {
                                "value": "221"
                            }, 
                            {
                                "value": "263"
                            }, 
                            {
                                "value": "313"
                            }, 
                            {
                                "value": "364"
                            }, 
                            {
                                "value": "454"
                            }, 
                            {
                                "value": "486"
                            }, 
                            {
                                "value": "516"
                            }, 
                            {
                                "value": "543"
                            }, 
                            {
                                "value": "577"
                            }, 
                            {
                                "value": "590"
                            }, 
                            {
                                "value": "684"
                            }, 
                            {
                                "value": "709"
                            }, 
                            {
                                "value": "746"
                            }, 
                            {
                                "value": "790"
                            }, 
                            {
                                "value": "822"
                            }, 
                            {
                                "value": "867"
                            }, 
                            {
                                "value": "897"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "43"
                            }, 
                            {
                                "value": "87"
                            }, 
                            {
                                "value": "139"
                            }, 
                            {
                                "value": "183"
                            }, 
                            {
                                "value": "221"
                            }, 
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "307"
                            }, 
                            {
                                "value": "334"
                            }, 
                            {
                                "value": "376"
                            }, 
                            {
                                "value": "396"
                            }, 
                            {
                                "value": "436"
                            }, 
                            {
                                "value": "473"
                            }, 
                            {
                                "value": "515"
                            }, 
                            {
                                "value": "557"
                            }, 
                            {
                                "value": "584"
                            }, 
                            {
                                "value": "619"
                            }, 
                            {
                                "value": "688"
                            }, 
                            {
                                "value": "728"
                            }, 
                            {
                                "value": "752"
                            }, 
                            {
                                "value": "772"
                            }, 
                            {
                                "value": "802"
                            }, 
                            {
                                "value": "834"
                            }, 
                            {
                                "value": "868"
                            }, 
                            {
                                "value": "896"
                            }, 
                            {
                                "value": "921"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "997"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "202"
                            }, 
                            {
                                "value": "271"
                            }, 
                            {
                                "value": "323"
                            }, 
                            {
                                "value": "365"
                            }, 
                            {
                                "value": "390"
                            }, 
                            {
                                "value": "429"
                            }, 
                            {
                                "value": "484"
                            }, 
                            {
                                "value": "513"
                            }, 
                            {
                                "value": "541"
                            }, 
                            {
                                "value": "637"
                            }, 
                            {
                                "value": "657"
                            }, 
                            {
                                "value": "724"
                            }, 
                            {
                                "value": "748"
                            }, 
                            {
                                "value": "786"
                            }, 
                            {
                                "value": "813"
                            }, 
                            {
                                "value": "842"
                            }, 
                            {
                                "value": "897"
                            }, 
                            {
                                "value": "939"
                            }, 
                            {
                                "value": "979"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Yttrium Oxide, Holmium Oxide, and Erbium Oxide:  High-Temperature Measurements, W.R. Manning and O. Hunter, Jr., Journal of the American Ceramic Society, Vol. 52 9, pp. 492-496 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttria"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "37.8"
                    }, 
                    {
                        "value": "37.7"
                    }, 
                    {
                        "value": "37.0"
                    }, 
                    {
                        "value": "37.0"
                    }, 
                    {
                        "value": "36.2"
                    }, 
                    {
                        "value": "36.2"
                    }, 
                    {
                        "value": "36.1"
                    }, 
                    {
                        "value": "36.0"
                    }, 
                    {
                        "value": "35.2"
                    }, 
                    {
                        "value": "35.2"
                    }, 
                    {
                        "value": "35.2"
                    }, 
                    {
                        "value": "35.1"
                    }, 
                    {
                        "value": "35.1"
                    }, 
                    {
                        "value": "35.1"
                    }, 
                    {
                        "value": "34.3"
                    }, 
                    {
                        "value": "34.3"
                    }, 
                    {
                        "value": "34.2"
                    }, 
                    {
                        "value": "34.1"
                    }, 
                    {
                        "value": "33.4"
                    }, 
                    {
                        "value": "33.4"
                    }, 
                    {
                        "value": "33.3"
                    }, 
                    {
                        "value": "53.0"
                    }, 
                    {
                        "value": "53.0"
                    }, 
                    {
                        "value": "52.2"
                    }, 
                    {
                        "value": "52.2"
                    }, 
                    {
                        "value": "51.5"
                    }, 
                    {
                        "value": "51.4"
                    }, 
                    {
                        "value": "51.4"
                    }, 
                    {
                        "value": "50.6"
                    }, 
                    {
                        "value": "50.6"
                    }, 
                    {
                        "value": "50.5"
                    }, 
                    {
                        "value": "49.9"
                    }, 
                    {
                        "value": "49.8"
                    }, 
                    {
                        "value": "49.8"
                    }, 
                    {
                        "value": "49.0"
                    }, 
                    {
                        "value": "49.0"
                    }, 
                    {
                        "value": "48.9"
                    }, 
                    {
                        "value": "48.2"
                    }, 
                    {
                        "value": "48.2"
                    }, 
                    {
                        "value": "48.1"
                    }, 
                    {
                        "value": "48.1"
                    }, 
                    {
                        "value": "47.4"
                    }, 
                    {
                        "value": "48.0"
                    }, 
                    {
                        "value": "47.3"
                    }, 
                    {
                        "value": "47.2"
                    }, 
                    {
                        "value": "47.2"
                    }, 
                    {
                        "value": "46.5"
                    }, 
                    {
                        "value": "46.5"
                    }, 
                    {
                        "value": "45.8"
                    }, 
                    {
                        "value": "60.9"
                    }, 
                    {
                        "value": "60.2"
                    }, 
                    {
                        "value": "60.1"
                    }, 
                    {
                        "value": "59.4"
                    }, 
                    {
                        "value": "58.6"
                    }, 
                    {
                        "value": "58.5"
                    }, 
                    {
                        "value": "57.8"
                    }, 
                    {
                        "value": "57.8"
                    }, 
                    {
                        "value": "57.1"
                    }, 
                    {
                        "value": "57.0"
                    }, 
                    {
                        "value": "56.3"
                    }, 
                    {
                        "value": "56.3"
                    }, 
                    {
                        "value": "55.5"
                    }, 
                    {
                        "value": "55.5"
                    }, 
                    {
                        "value": "55.4"
                    }, 
                    {
                        "value": "55.3"
                    }, 
                    {
                        "value": "54.6"
                    }, 
                    {
                        "value": "54.6"
                    }, 
                    {
                        "value": "54.6"
                    }, 
                    {
                        "value": "54.5"
                    }, 
                    {
                        "value": "53.8"
                    }, 
                    {
                        "value": "53.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.218"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.107"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.038"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "137"
                            }, 
                            {
                                "value": "221"
                            }, 
                            {
                                "value": "263"
                            }, 
                            {
                                "value": "313"
                            }, 
                            {
                                "value": "364"
                            }, 
                            {
                                "value": "454"
                            }, 
                            {
                                "value": "486"
                            }, 
                            {
                                "value": "516"
                            }, 
                            {
                                "value": "543"
                            }, 
                            {
                                "value": "577"
                            }, 
                            {
                                "value": "590"
                            }, 
                            {
                                "value": "684"
                            }, 
                            {
                                "value": "709"
                            }, 
                            {
                                "value": "746"
                            }, 
                            {
                                "value": "790"
                            }, 
                            {
                                "value": "822"
                            }, 
                            {
                                "value": "867"
                            }, 
                            {
                                "value": "897"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "43"
                            }, 
                            {
                                "value": "87"
                            }, 
                            {
                                "value": "139"
                            }, 
                            {
                                "value": "183"
                            }, 
                            {
                                "value": "221"
                            }, 
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "307"
                            }, 
                            {
                                "value": "334"
                            }, 
                            {
                                "value": "376"
                            }, 
                            {
                                "value": "396"
                            }, 
                            {
                                "value": "436"
                            }, 
                            {
                                "value": "473"
                            }, 
                            {
                                "value": "515"
                            }, 
                            {
                                "value": "557"
                            }, 
                            {
                                "value": "584"
                            }, 
                            {
                                "value": "619"
                            }, 
                            {
                                "value": "688"
                            }, 
                            {
                                "value": "728"
                            }, 
                            {
                                "value": "752"
                            }, 
                            {
                                "value": "772"
                            }, 
                            {
                                "value": "802"
                            }, 
                            {
                                "value": "834"
                            }, 
                            {
                                "value": "868"
                            }, 
                            {
                                "value": "896"
                            }, 
                            {
                                "value": "921"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "997"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "202"
                            }, 
                            {
                                "value": "271"
                            }, 
                            {
                                "value": "323"
                            }, 
                            {
                                "value": "365"
                            }, 
                            {
                                "value": "390"
                            }, 
                            {
                                "value": "429"
                            }, 
                            {
                                "value": "484"
                            }, 
                            {
                                "value": "513"
                            }, 
                            {
                                "value": "541"
                            }, 
                            {
                                "value": "637"
                            }, 
                            {
                                "value": "657"
                            }, 
                            {
                                "value": "724"
                            }, 
                            {
                                "value": "748"
                            }, 
                            {
                                "value": "786"
                            }, 
                            {
                                "value": "813"
                            }, 
                            {
                                "value": "842"
                            }, 
                            {
                                "value": "897"
                            }, 
                            {
                                "value": "939"
                            }, 
                            {
                                "value": "979"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Yttrium Oxide, Holmium Oxide, and Erbium Oxide:  High-Temperature Measurements, W.R. Manning and O. Hunter, Jr., Journal of the American Ceramic Society, Vol. 52 9, pp. 492-496 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Holmia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Ho2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ho-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "105.8"
                    }, 
                    {
                        "value": "105.1"
                    }, 
                    {
                        "value": "104.3"
                    }, 
                    {
                        "value": "104.2"
                    }, 
                    {
                        "value": "103.5"
                    }, 
                    {
                        "value": "102.7"
                    }, 
                    {
                        "value": "102.6"
                    }, 
                    {
                        "value": "101.8"
                    }, 
                    {
                        "value": "101.1"
                    }, 
                    {
                        "value": "101.0"
                    }, 
                    {
                        "value": "100.2"
                    }, 
                    {
                        "value": "100.2"
                    }, 
                    {
                        "value": "98.7"
                    }, 
                    {
                        "value": "98.7"
                    }, 
                    {
                        "value": "97.9"
                    }, 
                    {
                        "value": "97.8"
                    }, 
                    {
                        "value": "97.1"
                    }, 
                    {
                        "value": "97.0"
                    }, 
                    {
                        "value": "96.3"
                    }, 
                    {
                        "value": "95.5"
                    }, 
                    {
                        "value": "94.7"
                    }, 
                    {
                        "value": "116.4"
                    }, 
                    {
                        "value": "115.6"
                    }, 
                    {
                        "value": "114.9"
                    }, 
                    {
                        "value": "114.1"
                    }, 
                    {
                        "value": "113.4"
                    }, 
                    {
                        "value": "112.6"
                    }, 
                    {
                        "value": "112.5"
                    }, 
                    {
                        "value": "111.8"
                    }, 
                    {
                        "value": "111.0"
                    }, 
                    {
                        "value": "110.2"
                    }, 
                    {
                        "value": "108.7"
                    }, 
                    {
                        "value": "108.6"
                    }, 
                    {
                        "value": "107.9"
                    }, 
                    {
                        "value": "107.0"
                    }, 
                    {
                        "value": "106.3"
                    }, 
                    {
                        "value": "106.2"
                    }, 
                    {
                        "value": "106.2"
                    }, 
                    {
                        "value": "104.8"
                    }, 
                    {
                        "value": "104.6"
                    }, 
                    {
                        "value": "103.9"
                    }, 
                    {
                        "value": "146.1"
                    }, 
                    {
                        "value": "144.7"
                    }, 
                    {
                        "value": "143.9"
                    }, 
                    {
                        "value": "143.8"
                    }, 
                    {
                        "value": "142.4"
                    }, 
                    {
                        "value": "141.7"
                    }, 
                    {
                        "value": "141.0"
                    }, 
                    {
                        "value": "140.2"
                    }, 
                    {
                        "value": "139.4"
                    }, 
                    {
                        "value": "138.7"
                    }, 
                    {
                        "value": "137.9"
                    }, 
                    {
                        "value": "137.1"
                    }, 
                    {
                        "value": "136.4"
                    }, 
                    {
                        "value": "135.6"
                    }, 
                    {
                        "value": "135.6"
                    }, 
                    {
                        "value": "134.1"
                    }, 
                    {
                        "value": "133.3"
                    }, 
                    {
                        "value": "133.3"
                    }, 
                    {
                        "value": "132.5"
                    }, 
                    {
                        "value": "131.1"
                    }, 
                    {
                        "value": "129.6"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "107"
                            }, 
                            {
                                "value": "159"
                            }, 
                            {
                                "value": "206"
                            }, 
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "314"
                            }, 
                            {
                                "value": "363"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "452"
                            }, 
                            {
                                "value": "499"
                            }, 
                            {
                                "value": "535"
                            }, 
                            {
                                "value": "597"
                            }, 
                            {
                                "value": "626"
                            }, 
                            {
                                "value": "687"
                            }, 
                            {
                                "value": "722"
                            }, 
                            {
                                "value": "756"
                            }, 
                            {
                                "value": "806"
                            }, 
                            {
                                "value": "835"
                            }, 
                            {
                                "value": "899"
                            }, 
                            {
                                "value": "946"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "58"
                            }, 
                            {
                                "value": "102"
                            }, 
                            {
                                "value": "151"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "256"
                            }, 
                            {
                                "value": "311"
                            }, 
                            {
                                "value": "357"
                            }, 
                            {
                                "value": "421"
                            }, 
                            {
                                "value": "483"
                            }, 
                            {
                                "value": "547"
                            }, 
                            {
                                "value": "596"
                            }, 
                            {
                                "value": "618"
                            }, 
                            {
                                "value": "726"
                            }, 
                            {
                                "value": "763"
                            }, 
                            {
                                "value": "817"
                            }, 
                            {
                                "value": "842"
                            }, 
                            {
                                "value": "888"
                            }, 
                            {
                                "value": "938"
                            }, 
                            {
                                "value": "992"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "211"
                            }, 
                            {
                                "value": "243"
                            }, 
                            {
                                "value": "283"
                            }, 
                            {
                                "value": "327"
                            }, 
                            {
                                "value": "391"
                            }, 
                            {
                                "value": "440"
                            }, 
                            {
                                "value": "504"
                            }, 
                            {
                                "value": "558"
                            }, 
                            {
                                "value": "602"
                            }, 
                            {
                                "value": "631"
                            }, 
                            {
                                "value": "656"
                            }, 
                            {
                                "value": "749"
                            }, 
                            {
                                "value": "804"
                            }, 
                            {
                                "value": "833"
                            }, 
                            {
                                "value": "868"
                            }, 
                            {
                                "value": "929"
                            }, 
                            {
                                "value": "993"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Properties of Polycrystalline Yttrium Oxide, Holmium Oxide, and Erbium Oxide:  High-Temperature Measurements, W.R. Manning and O. Hunter, Jr., Journal of the American Ceramic Society, Vol. 52 9, pp. 492-496 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Holmia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Ho2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ho-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "40.4"
                    }, 
                    {
                        "value": "40.3"
                    }, 
                    {
                        "value": "40.3"
                    }, 
                    {
                        "value": "40.2"
                    }, 
                    {
                        "value": "40.1"
                    }, 
                    {
                        "value": "39.3"
                    }, 
                    {
                        "value": "39.2"
                    }, 
                    {
                        "value": "39.1"
                    }, 
                    {
                        "value": "39.0"
                    }, 
                    {
                        "value": "38.9"
                    }, 
                    {
                        "value": "38.8"
                    }, 
                    {
                        "value": "38.1"
                    }, 
                    {
                        "value": "38.0"
                    }, 
                    {
                        "value": "37.9"
                    }, 
                    {
                        "value": "37.8"
                    }, 
                    {
                        "value": "37.7"
                    }, 
                    {
                        "value": "37.7"
                    }, 
                    {
                        "value": "37.6"
                    }, 
                    {
                        "value": "36.8"
                    }, 
                    {
                        "value": "36.7"
                    }, 
                    {
                        "value": "36.6"
                    }, 
                    {
                        "value": "46.4"
                    }, 
                    {
                        "value": "45.6"
                    }, 
                    {
                        "value": "45.6"
                    }, 
                    {
                        "value": "45.5"
                    }, 
                    {
                        "value": "44.7"
                    }, 
                    {
                        "value": "44.6"
                    }, 
                    {
                        "value": "44.5"
                    }, 
                    {
                        "value": "44.4"
                    }, 
                    {
                        "value": "43.6"
                    }, 
                    {
                        "value": "43.5"
                    }, 
                    {
                        "value": "43.4"
                    }, 
                    {
                        "value": "43.3"
                    }, 
                    {
                        "value": "43.2"
                    }, 
                    {
                        "value": "42.3"
                    }, 
                    {
                        "value": "42.3"
                    }, 
                    {
                        "value": "42.2"
                    }, 
                    {
                        "value": "42.1"
                    }, 
                    {
                        "value": "42.0"
                    }, 
                    {
                        "value": "41.3"
                    }, 
                    {
                        "value": "41.1"
                    }, 
                    {
                        "value": "55.0"
                    }, 
                    {
                        "value": "54.8"
                    }, 
                    {
                        "value": "54.8"
                    }, 
                    {
                        "value": "54.7"
                    }, 
                    {
                        "value": "53.9"
                    }, 
                    {
                        "value": "53.9"
                    }, 
                    {
                        "value": "53.8"
                    }, 
                    {
                        "value": "53.7"
                    }, 
                    {
                        "value": "52.9"
                    }, 
                    {
                        "value": "52.8"
                    }, 
                    {
                        "value": "52.7"
                    }, 
                    {
                        "value": "51.9"
                    }, 
                    {
                        "value": "51.8"
                    }, 
                    {
                        "value": "51.8"
                    }, 
                    {
                        "value": "51.7"
                    }, 
                    {
                        "value": "51.5"
                    }, 
                    {
                        "value": "50.8"
                    }, 
                    {
                        "value": "50.7"
                    }, 
                    {
                        "value": "50.6"
                    }, 
                    {
                        "value": "49.9"
                    }, 
                    {
                        "value": "49.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
                            {
                                "value": "0.182"
                            }, 
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                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
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                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.133"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.074"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "107"
                            }, 
                            {
                                "value": "159"
                            }, 
                            {
                                "value": "206"
                            }, 
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "314"
                            }, 
                            {
                                "value": "363"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "452"
                            }, 
                            {
                                "value": "499"
                            }, 
                            {
                                "value": "535"
                            }, 
                            {
                                "value": "597"
                            }, 
                            {
                                "value": "626"
                            }, 
                            {
                                "value": "687"
                            }, 
                            {
                                "value": "722"
                            }, 
                            {
                                "value": "756"
                            }, 
                            {
                                "value": "806"
                            }, 
                            {
                                "value": "835"
                            }, 
                            {
                                "value": "899"
                            }, 
                            {
                                "value": "946"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "58"
                            }, 
                            {
                                "value": "102"
                            }, 
                            {
                                "value": "151"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "256"
                            }, 
                            {
                                "value": "311"
                            }, 
                            {
                                "value": "357"
                            }, 
                            {
                                "value": "421"
                            }, 
                            {
                                "value": "483"
                            }, 
                            {
                                "value": "547"
                            }, 
                            {
                                "value": "596"
                            }, 
                            {
                                "value": "618"
                            }, 
                            {
                                "value": "726"
                            }, 
                            {
                                "value": "763"
                            }, 
                            {
                                "value": "817"
                            }, 
                            {
                                "value": "842"
                            }, 
                            {
                                "value": "888"
                            }, 
                            {
                                "value": "938"
                            }, 
                            {
                                "value": "992"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "211"
                            }, 
                            {
                                "value": "243"
                            }, 
                            {
                                "value": "283"
                            }, 
                            {
                                "value": "327"
                            }, 
                            {
                                "value": "391"
                            }, 
                            {
                                "value": "440"
                            }, 
                            {
                                "value": "504"
                            }, 
                            {
                                "value": "558"
                            }, 
                            {
                                "value": "602"
                            }, 
                            {
                                "value": "631"
                            }, 
                            {
                                "value": "656"
                            }, 
                            {
                                "value": "749"
                            }, 
                            {
                                "value": "804"
                            }, 
                            {
                                "value": "833"
                            }, 
                            {
                                "value": "868"
                            }, 
                            {
                                "value": "929"
                            }, 
                            {
                                "value": "993"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Yttrium Oxide, Holmium Oxide, and Erbium Oxide:  High-Temperature Measurements, W.R. Manning and O. Hunter, Jr., Journal of the American Ceramic Society, Vol. 52 9, pp. 492-496 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Erbia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Er2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Er-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "97.7"
                    }, 
                    {
                        "value": "97.0"
                    }, 
                    {
                        "value": "96.9"
                    }, 
                    {
                        "value": "96.2"
                    }, 
                    {
                        "value": "95.4"
                    }, 
                    {
                        "value": "94.7"
                    }, 
                    {
                        "value": "94.6"
                    }, 
                    {
                        "value": "93.8"
                    }, 
                    {
                        "value": "93.1"
                    }, 
                    {
                        "value": "93.0"
                    }, 
                    {
                        "value": "92.3"
                    }, 
                    {
                        "value": "91.6"
                    }, 
                    {
                        "value": "90.8"
                    }, 
                    {
                        "value": "90.7"
                    }, 
                    {
                        "value": "89.9"
                    }, 
                    {
                        "value": "89.2"
                    }, 
                    {
                        "value": "89.1"
                    }, 
                    {
                        "value": "88.4"
                    }, 
                    {
                        "value": "88.3"
                    }, 
                    {
                        "value": "87.6"
                    }, 
                    {
                        "value": "86.8"
                    }, 
                    {
                        "value": "127.5"
                    }, 
                    {
                        "value": "126.8"
                    }, 
                    {
                        "value": "126.0"
                    }, 
                    {
                        "value": "124.6"
                    }, 
                    {
                        "value": "123.9"
                    }, 
                    {
                        "value": "123.2"
                    }, 
                    {
                        "value": "122.4"
                    }, 
                    {
                        "value": "121.7"
                    }, 
                    {
                        "value": "121.0"
                    }, 
                    {
                        "value": "120.2"
                    }, 
                    {
                        "value": "119.5"
                    }, 
                    {
                        "value": "119.4"
                    }, 
                    {
                        "value": "118.6"
                    }, 
                    {
                        "value": "118.6"
                    }, 
                    {
                        "value": "117.8"
                    }, 
                    {
                        "value": "117.1"
                    }, 
                    {
                        "value": "116.4"
                    }, 
                    {
                        "value": "115.6"
                    }, 
                    {
                        "value": "114.9"
                    }, 
                    {
                        "value": "114.2"
                    }, 
                    {
                        "value": "113.4"
                    }, 
                    {
                        "value": "112.7"
                    }, 
                    {
                        "value": "158.6"
                    }, 
                    {
                        "value": "157.2"
                    }, 
                    {
                        "value": "155.8"
                    }, 
                    {
                        "value": "155.1"
                    }, 
                    {
                        "value": "153.7"
                    }, 
                    {
                        "value": "152.3"
                    }, 
                    {
                        "value": "151.6"
                    }, 
                    {
                        "value": "151.5"
                    }, 
                    {
                        "value": "150.1"
                    }, 
                    {
                        "value": "149.3"
                    }, 
                    {
                        "value": "149.3"
                    }, 
                    {
                        "value": "148.5"
                    }, 
                    {
                        "value": "147.8"
                    }, 
                    {
                        "value": "147.1"
                    }, 
                    {
                        "value": "145.6"
                    }, 
                    {
                        "value": "144.9"
                    }, 
                    {
                        "value": "144.8"
                    }, 
                    {
                        "value": "143.4"
                    }, 
                    {
                        "value": "142.7"
                    }, 
                    {
                        "value": "141.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "123"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "215"
                            }, 
                            {
                                "value": "264"
                            }, 
                            {
                                "value": "305"
                            }, 
                            {
                                "value": "356"
                            }, 
                            {
                                "value": "397"
                            }, 
                            {
                                "value": "453"
                            }, 
                            {
                                "value": "492"
                            }, 
                            {
                                "value": "530"
                            }, 
                            {
                                "value": "586"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "739"
                            }, 
                            {
                                "value": "778"
                            }, 
                            {
                                "value": "812"
                            }, 
                            {
                                "value": "863"
                            }, 
                            {
                                "value": "909"
                            }, 
                            {
                                "value": "965"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "136"
                            }, 
                            {
                                "value": "189"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "279"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "359"
                            }, 
                            {
                                "value": "407"
                            }, 
                            {
                                "value": "453"
                            }, 
                            {
                                "value": "499"
                            }, 
                            {
                                "value": "538"
                            }, 
                            {
                                "value": "604"
                            }, 
                            {
                                "value": "647"
                            }, 
                            {
                                "value": "693"
                            }, 
                            {
                                "value": "722"
                            }, 
                            {
                                "value": "775"
                            }, 
                            {
                                "value": "807"
                            }, 
                            {
                                "value": "851"
                            }, 
                            {
                                "value": "899"
                            }, 
                            {
                                "value": "958"
                            }, 
                            {
                                "value": "996"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "141"
                            }, 
                            {
                                "value": "187"
                            }, 
                            {
                                "value": "238"
                            }, 
                            {
                                "value": "289"
                            }, 
                            {
                                "value": "335"
                            }, 
                            {
                                "value": "388"
                            }, 
                            {
                                "value": "429"
                            }, 
                            {
                                "value": "483"
                            }, 
                            {
                                "value": "524"
                            }, 
                            {
                                "value": "565"
                            }, 
                            {
                                "value": "621"
                            }, 
                            {
                                "value": "657"
                            }, 
                            {
                                "value": "723"
                            }, 
                            {
                                "value": "769"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "853"
                            }, 
                            {
                                "value": "885"
                            }, 
                            {
                                "value": "945"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Polycrystalline Yttrium Oxide, Holmium Oxide, and Erbium Oxide:  High-Temperature Measurements, W.R. Manning and O. Hunter, Jr., Journal of the American Ceramic Society, Vol. 52 9, pp. 492-496 (1969), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Erbia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Er2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Er-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "38.1"
                    }, 
                    {
                        "value": "38.0"
                    }, 
                    {
                        "value": "37.9"
                    }, 
                    {
                        "value": "37.8"
                    }, 
                    {
                        "value": "37.1"
                    }, 
                    {
                        "value": "37.0"
                    }, 
                    {
                        "value": "36.9"
                    }, 
                    {
                        "value": "36.8"
                    }, 
                    {
                        "value": "36.1"
                    }, 
                    {
                        "value": "36.0"
                    }, 
                    {
                        "value": "35.9"
                    }, 
                    {
                        "value": "35.8"
                    }, 
                    {
                        "value": "35.7"
                    }, 
                    {
                        "value": "35.6"
                    }, 
                    {
                        "value": "34.8"
                    }, 
                    {
                        "value": "34.8"
                    }, 
                    {
                        "value": "34.7"
                    }, 
                    {
                        "value": "34.6"
                    }, 
                    {
                        "value": "34.5"
                    }, 
                    {
                        "value": "33.8"
                    }, 
                    {
                        "value": "34.3"
                    }, 
                    {
                        "value": "49.1"
                    }, 
                    {
                        "value": "49.0"
                    }, 
                    {
                        "value": "48.9"
                    }, 
                    {
                        "value": "48.2"
                    }, 
                    {
                        "value": "48.1"
                    }, 
                    {
                        "value": "48.0"
                    }, 
                    {
                        "value": "47.2"
                    }, 
                    {
                        "value": "47.2"
                    }, 
                    {
                        "value": "47.1"
                    }, 
                    {
                        "value": "47.0"
                    }, 
                    {
                        "value": "46.9"
                    }, 
                    {
                        "value": "46.8"
                    }, 
                    {
                        "value": "46.1"
                    }, 
                    {
                        "value": "46.0"
                    }, 
                    {
                        "value": "45.9"
                    }, 
                    {
                        "value": "45.8"
                    }, 
                    {
                        "value": "45.1"
                    }, 
                    {
                        "value": "45.0"
                    }, 
                    {
                        "value": "44.9"
                    }, 
                    {
                        "value": "44.2"
                    }, 
                    {
                        "value": "44.1"
                    }, 
                    {
                        "value": "43.3"
                    }, 
                    {
                        "value": "59.5"
                    }, 
                    {
                        "value": "59.4"
                    }, 
                    {
                        "value": "58.6"
                    }, 
                    {
                        "value": "57.9"
                    }, 
                    {
                        "value": "57.8"
                    }, 
                    {
                        "value": "57.0"
                    }, 
                    {
                        "value": "56.9"
                    }, 
                    {
                        "value": "56.8"
                    }, 
                    {
                        "value": "56.1"
                    }, 
                    {
                        "value": "56.0"
                    }, 
                    {
                        "value": "55.9"
                    }, 
                    {
                        "value": "55.8"
                    }, 
                    {
                        "value": "55.1"
                    }, 
                    {
                        "value": "55.0"
                    }, 
                    {
                        "value": "54.9"
                    }, 
                    {
                        "value": "54.2"
                    }, 
                    {
                        "value": "54.1"
                    }, 
                    {
                        "value": "54.0"
                    }, 
                    {
                        "value": "53.3"
                    }, 
                    {
                        "value": "53.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.206"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.124"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.050"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "123"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "215"
                            }, 
                            {
                                "value": "264"
                            }, 
                            {
                                "value": "305"
                            }, 
                            {
                                "value": "356"
                            }, 
                            {
                                "value": "397"
                            }, 
                            {
                                "value": "453"
                            }, 
                            {
                                "value": "492"
                            }, 
                            {
                                "value": "530"
                            }, 
                            {
                                "value": "586"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "739"
                            }, 
                            {
                                "value": "778"
                            }, 
                            {
                                "value": "812"
                            }, 
                            {
                                "value": "863"
                            }, 
                            {
                                "value": "909"
                            }, 
                            {
                                "value": "965"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "136"
                            }, 
                            {
                                "value": "189"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "279"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "359"
                            }, 
                            {
                                "value": "407"
                            }, 
                            {
                                "value": "453"
                            }, 
                            {
                                "value": "499"
                            }, 
                            {
                                "value": "538"
                            }, 
                            {
                                "value": "604"
                            }, 
                            {
                                "value": "647"
                            }, 
                            {
                                "value": "693"
                            }, 
                            {
                                "value": "722"
                            }, 
                            {
                                "value": "775"
                            }, 
                            {
                                "value": "807"
                            }, 
                            {
                                "value": "851"
                            }, 
                            {
                                "value": "899"
                            }, 
                            {
                                "value": "958"
                            }, 
                            {
                                "value": "996"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "83"
                            }, 
                            {
                                "value": "141"
                            }, 
                            {
                                "value": "187"
                            }, 
                            {
                                "value": "238"
                            }, 
                            {
                                "value": "289"
                            }, 
                            {
                                "value": "335"
                            }, 
                            {
                                "value": "388"
                            }, 
                            {
                                "value": "429"
                            }, 
                            {
                                "value": "483"
                            }, 
                            {
                                "value": "524"
                            }, 
                            {
                                "value": "565"
                            }, 
                            {
                                "value": "621"
                            }, 
                            {
                                "value": "657"
                            }, 
                            {
                                "value": "723"
                            }, 
                            {
                                "value": "769"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "853"
                            }, 
                            {
                                "value": "885"
                            }, 
                            {
                                "value": "945"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Aluminum Additions on Densification and Mechanical Properties of $\\beta$-SiC, M.D. Vlajic, P. Pennachetti, and V.D. Krstic, Journal of the Canadian Ceramic Society, Vol. 61 3, pp. 198-202 (1992), published by Canadian Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Al,B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "3.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.17"
                            }, 
                            {
                                "value": "0.37"
                            }, 
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.75"
                            }
                        ], 
                        "name": "Mass Fraction of Al"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Aluminum Additions on Densification and Mechanical Properties of $\\beta$-SiC, M.D. Vlajic, P. Pennachetti, and V.D. Krstic, Journal of the Canadian Ceramic Society, Vol. 61 3, pp. 198-202 (1992), published by Canadian Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Al,B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "25.6"
                    }, 
                    {
                        "value": "23.7"
                    }, 
                    {
                        "value": "24.3"
                    }, 
                    {
                        "value": "24.4"
                    }, 
                    {
                        "value": "24.6"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.17"
                            }, 
                            {
                                "value": "0.37"
                            }, 
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.75"
                            }
                        ], 
                        "name": "Mass Fraction of Al"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Properties of Sintered Silicon Carbides Fabricated by Different Methods, T. Maruyama, H. Kitamura, and T. Iseki, Journal of the Ceramic Society of Japan, Vol. 94 8, pp. 790-794 (1986), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "550"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Properties of Sintered Silicon Carbides Fabricated by Different Methods, T. Maruyama, H. Kitamura, and T. Iseki, Journal of the Ceramic Society of Japan, Vol. 94 8, pp. 790-794 (1986), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "470"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Properties of Sintered Silicon Carbides Fabricated by Different Methods, T. Maruyama, H. Kitamura, and T. Iseki, Journal of the Ceramic Society of Japan, Vol. 94 8, pp. 790-794 (1986), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "380"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Friction and Wear of Silicon Nitride Lubricated by Humid Air, Water, Hexadecane and Hexadecane + 0.5 Percent Stearic Acid, S. Jahanmir and T.E. Fischer, STLE Transactions, Vol. 31 1, pp. 32-43 (1988), published by Society of Tribologists and Lubrication Engineers."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-132"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.04", 
                        "value": "0.70"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "0.55"
                    }, 
                    {
                        "uncertainty": "0.03", 
                        "value": "0.19"
                    }, 
                    {
                        "uncertainty": "0.02", 
                        "value": "0.10"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Water"
                            }, 
                            {
                                "value": "Hexadecane"
                            }, 
                            {
                                "value": "SA"
                            }
                        ], 
                        "name": "Environment"
                    }
                ], 
                "name": "Friction Coefficient"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Friction and Wear of Silicon Nitride Lubricated by Humid Air, Water, Hexadecane and Hexadecane + 0.5 Percent Stearic Acid, S. Jahanmir and T.E. Fischer, STLE Transactions, Vol. 31 1, pp. 32-43 (1988), published by Society of Tribologists and Lubrication Engineers."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-132"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "-4.74"
                    }, 
                    {
                        "value": "-4.74"
                    }, 
                    {
                        "value": "-6.35"
                    }, 
                    {
                        "value": "-6.60"
                    }
                ], 
                "units": "mm$^{3}$ m$^{-1}$ N$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Water"
                            }, 
                            {
                                "value": "Hexadecane"
                            }, 
                            {
                                "value": "SA"
                            }
                        ], 
                        "name": "Environment"
                    }
                ], 
                "name": "Log Wear Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Post-Hot-Pressing and High-Temperature Bending Strength of Reaction-Bonded Silicon Nitride-Molybdenum Disilicide and Silicon Nitride-Tungsten Silicide Composites, B.R. Zhang, F. Marino, and V.M. Sglavo, Journal of the American Ceramic Society, Vol. 81 5, pp. 1344-1348 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMoSi2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MoSi"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "9", 
                        "value": "175"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Post-Hot-Pressing and High-Temperature Bending Strength of Reaction-Bonded Silicon Nitride-Molybdenum Disilicide and Silicon Nitride-Tungsten Silicide Composites, B.R. Zhang, F. Marino, and V.M. Sglavo, Journal of the American Ceramic Society, Vol. 81 5, pp. 1344-1348 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMoSi2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MoSi"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "187"
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                    {
                        "value": "311"
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                    {
                        "value": "332"
                    }, 
                    {
                        "value": "119"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Post-Hot-Pressing and High-Temperature Bending Strength of Reaction-Bonded Silicon Nitride-Molybdenum Disilicide and Silicon Nitride-Tungsten Silicide Composites, B.R. Zhang, F. Marino, and V.M. Sglavo, Journal of the American Ceramic Society, Vol. 81 5, pp. 1344-1348 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.yWSi2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:WSi"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "11", 
                        "value": "188"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Post-Hot-Pressing and High-Temperature Bending Strength of Reaction-Bonded Silicon Nitride-Molybdenum Disilicide and Silicon Nitride-Tungsten Silicide Composites, B.R. Zhang, F. Marino, and V.M. Sglavo, Journal of the American Ceramic Society, Vol. 81 5, pp. 1344-1348 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.yWSi2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:WSi"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "216"
                    }, 
                    {
                        "value": "289"
                    }, 
                    {
                        "value": "242"
                    }, 
                    {
                        "value": "177"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Plasma Spray"
            }
        ], 
        "references": [
            {
                "citation": "Determination of the Thermal Conductivity of Diamond-Like Nanocomposite Films Using a Scanning Thermal Microscope, F. Ruiz, W.D. Sun, F.H. Pollak, and C. Venkatraman, Applied Physics Letters, Vol. 73 13, pp. 1802-1804 (1998), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Diamond composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C.xSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C:SiO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "148"
                    }, 
                    {
                        "value": "95"
                    }, 
                    {
                        "value": "76"
                    }, 
                    {
                        "value": "76"
                    }, 
                    {
                        "value": "76"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Film Thickness"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion of Diboride Solid Solutions, E. Fendler, O. Babushkin, T. Lindback, R. Telle, and G. Petzow, 4th Intl. Symp. on Ceramic Materials and Components for Engines, pp. 204-212 (1991), edited by R. Carlsson, T. Johansson, and L. Kahlman, published by Elsevier Applied Science."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.005", 
                        "value": "3.017"
                    }, 
                    {
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                    {
                        "value": "3.052"
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                    {
                        "value": "3.060"
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                    {
                        "value": "3.068"
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                    {
                        "value": "3.072"
                    }, 
                    {
                        "uncertainty": "0.005", 
                        "value": "3.2312"
                    }, 
                    {
                        "value": "3.259"
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                    {
                        "value": "3.263"
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                    {
                        "value": "3.274"
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                    {
                        "value": "3.282"
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                    {
                        "value": "3.290"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
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                            {
                                "value": "a"
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                            {
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                            {
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                            {
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                            {
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                            {
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                                "value": "c"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
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                        ], 
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                    }, 
                    {
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                                "value": "300"
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                            {
                                "value": "1800"
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                            {
                                "value": "2000"
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                            {
                                "value": "1800"
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                            {
                                "value": "2000"
                            }
                        ], 
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                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion of Diboride Solid Solutions, E. Fendler, O. Babushkin, T. Lindback, R. Telle, and G. Petzow, 4th Intl. Symp. on Ceramic Materials and Components for Engines, pp. 204-212 (1991), edited by R. Carlsson, T. Johansson, and L. Kahlman, published by Elsevier Applied Science."
            }
        ], 
        "names": [
            "Tungsten pentacarbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "W2B5", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "W-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
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                        "value": "Polycrystalline"
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                ], 
                "name": "Crystallinity"
            }, 
            {
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                    {
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                    {
                        "value": "14.111"
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                ], 
                "units": "$\\AA$", 
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                            {
                                "value": "a"
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                            {
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                            {
                                "value": "1800"
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                            {
                                "value": "2000"
                            }
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                    }
                ], 
                "name": "Axis Length"
            }
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    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
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        "references": [
            {
                "citation": "Thermal Expansion of Diboride Solid Solutions, E. Fendler, O. Babushkin, T. Lindback, R. Telle, and G. Petzow, 4th Intl. Symp. on Ceramic Materials and Components for Engines, pp. 204-212 (1991), edited by R. Carlsson, T. Johansson, and L. Kahlman, published by Elsevier Applied Science."
            }
        ], 
        "names": [
            "Chromium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "CrB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Cr-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.005", 
                        "value": "2.9743"
                    }, 
                    {
                        "value": "2.988"
                    }, 
                    {
                        "value": "2.995"
                    }, 
                    {
                        "value": "3.003"
                    }, 
                    {
                        "value": "3.011"
                    }, 
                    {
                        "value": "3.019"
                    }, 
                    {
                        "uncertainty": "0.005", 
                        "value": "3.0710"
                    }, 
                    {
                        "value": "3.083"
                    }, 
                    {
                        "value": "3.095"
                    }, 
                    {
                        "value": "3.107"
                    }, 
                    {
                        "value": "3.115"
                    }, 
                    {
                        "value": "3.127"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
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                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
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                                "value": "c"
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                            {
                                "value": "c"
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                    }, 
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                                "value": "300"
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                                "value": "1150"
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                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2150"
                            }
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                    }
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        ]
    }, 
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            {
                "citation": "Thermal Expansion of SrZrO3 and BaZrO3 Perovskites, Y. Zhao and D.J. Weidner, Physics and Chemistry of Minerals, Vol. 18, pp. 294-301 (1991), published by Springer-Verlag."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
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            }, 
            {
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            }, 
            {
                "scalars": [
                    {
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                    {
                        "uncertainty": "0.0005", 
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                    {
                        "uncertainty": "0.0005", 
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                    {
                        "uncertainty": "0.0006", 
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                    }, 
                    {
                        "uncertainty": "0.0007", 
                        "value": "5.8230"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "5.8296"
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                    {
                        "uncertainty": "0.0006", 
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                    {
                        "uncertainty": "0.0011", 
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                    {
                        "uncertainty": "0.0005", 
                        "value": "5.8170"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "5.8203"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "5.8242"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "5.8276"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "5.8316"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "5.8363"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "5.8421"
                    }, 
                    {
                        "uncertainty": "0.0013", 
                        "value": "5.8476"
                    }, 
                    {
                        "uncertainty": "0.0008", 
                        "value": "8.2043"
                    }, 
                    {
                        "uncertainty": "0.0007", 
                        "value": "8.2120"
                    }, 
                    {
                        "uncertainty": "0.0007", 
                        "value": "8.2190"
                    }, 
                    {
                        "uncertainty": "0.0007", 
                        "value": "8.2282"
                    }, 
                    {
                        "uncertainty": "0.0008", 
                        "value": "8.2355"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "8.2435"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "8.2512"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "8.2588"
                    }, 
                    {
                        "uncertainty": "0.0010", 
                        "value": "8.2604"
                    }, 
                    {
                        "uncertainty": "0.0008", 
                        "value": "8.2640"
                    }, 
                    {
                        "uncertainty": "0.0009", 
                        "value": "8.2666"
                    }, 
                    {
                        "uncertainty": "0.0011", 
                        "value": "8.2778"
                    }, 
                    {
                        "uncertainty": "0.0010", 
                        "value": "8.2831"
                    }, 
                    {
                        "uncertainty": "0.0009", 
                        "value": "8.2910"
                    }, 
                    {
                        "uncertainty": "0.0010", 
                        "value": "8.2707"
                    }, 
                    {
                        "uncertainty": "0.0010", 
                        "value": "8.2751"
                    }, 
                    {
                        "uncertainty": "0.0009", 
                        "value": "8.2774"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "5.8519"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "5.8557"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "5.8606"
                    }, 
                    {
                        "uncertainty": "0.0007", 
                        "value": "5.8689"
                    }, 
                    {
                        "uncertainty": "0.0007", 
                        "value": "8.2959"
                    }, 
                    {
                        "uncertainty": "0.0007", 
                        "value": "8.2996"
                    }, 
                    {
                        "uncertainty": "0.0008", 
                        "value": "8.3026"
                    }, 
                    {
                        "uncertainty": "0.0013", 
                        "value": "8.3073"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "4.1577"
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                ], 
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                "conditions": [
                    {
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                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Cmcm"
                            }, 
                            {
                                "value": "Cmcm"
                            }, 
                            {
                                "value": "Cmcm"
                            }, 
                            {
                                "value": "Cmcm"
                            }, 
                            {
                                "value": "Cmcm"
                            }, 
                            {
                                "value": "Cmcm"
                            }, 
                            {
                                "value": "Cmcm"
                            }, 
                            {
                                "value": "Cmcm"
                            }, 
                            {
                                "value": "Cmcm"
                            }, 
                            {
                                "value": "I4/mcm"
                            }, 
                            {
                                "value": "I4/mcm"
                            }, 
                            {
                                "value": "I4/mcm"
                            }, 
                            {
                                "value": "I4/mcm"
                            }, 
                            {
                                "value": "I4/mcm"
                            }, 
                            {
                                "value": "I4/mcm"
                            }, 
                            {
                                "value": "I4/mcm"
                            }, 
                            {
                                "value": "I4/mcm"
                            }, 
                            {
                                "value": "Pm-3m"
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                        ], 
                        "name": "Space Group"
                    }, 
                    {
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                                "value": "4"
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                            {
                                "value": "4"
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                                "value": "4"
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                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
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                                "value": "1"
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                    }, 
                    {
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                                "value": "a"
                            }, 
                            {
                                "value": "a"
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                                "value": "a"
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                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
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                            {
                                "value": "b"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "b"
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                                "value": "b"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
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                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
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                                "value": "b"
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                            {
                                "value": "b"
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                            {
                                "value": "b"
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                            {
                                "value": "c"
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                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
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                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
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                            {
                                "value": "c"
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                                "value": "a"
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                    {
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                                "value": "16"
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                                "value": "100"
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                                "value": "200"
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                                "value": "300"
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                                "value": "400"
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                            {
                                "value": "500"
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                                "value": "600"
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                                "value": "700"
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                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
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                            {
                                "value": "16"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
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                            {
                                "value": "750"
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                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
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                            {
                                "value": "750"
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                            {
                                "value": "800"
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                            {
                                "value": "850"
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                            {
                                "value": "750"
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                            {
                                "value": "800"
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                            {
                                "value": "850"
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                            {
                                "value": "900"
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                            {
                                "value": "950"
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                            {
                                "value": "1000"
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                            {
                                "value": "1100"
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                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
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                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Thermal Expansion of SrZrO3 and BaZrO3 Perovskites, Y. Zhao and D.J. Weidner, Physics and Chemistry of Minerals, Vol. 18, pp. 294-301 (1991), published by Springer-Verlag."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
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                    {
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                    {
                        "value": "29.8(17)"
                    }, 
                    {
                        "value": "7.6(10)"
                    }, 
                    {
                        "value": "16.1(25)"
                    }, 
                    {
                        "value": "8.2(18)"
                    }, 
                    {
                        "value": "32.4(23)"
                    }, 
                    {
                        "uncertainty": "0.8", 
                        "value": "14.9"
                    }, 
                    {
                        "uncertainty": "0.7", 
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                    }, 
                    {
                        "value": "37.5(22)"
                    }
                ], 
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                                "value": "a-axis"
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                            {
                                "value": "b-axis"
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                                "value": "volume"
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                            {
                                "value": "a-axis"
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                            {
                                "value": "b-axis"
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                            {
                                "value": "Pbnm"
                            }, 
                            {
                                "value": "Cmcm"
                            }, 
                            {
                                "value": "Cmcm"
                            }, 
                            {
                                "value": "Cmcm"
                            }, 
                            {
                                "value": "CmCm"
                            }, 
                            {
                                "value": "I4/mcm"
                            }, 
                            {
                                "value": "I4/mcm"
                            }, 
                            {
                                "value": "I4/mcm"
                            }
                        ], 
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                            {
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                                "maximum": "700"
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                            {
                                "minimum": "0", 
                                "maximum": "700"
                            }, 
                            {
                                "minimum": "0", 
                                "maximum": "700"
                            }, 
                            {
                                "minimum": "700", 
                                "maximum": "850"
                            }, 
                            {
                                "minimum": "700", 
                                "maximum": "850"
                            }, 
                            {
                                "minimum": "700", 
                                "maximum": "850"
                            }, 
                            {
                                "minimum": "700", 
                                "maximum": "850"
                            }, 
                            {
                                "minimum": "850", 
                                "maximum": "1170"
                            }, 
                            {
                                "minimum": "850", 
                                "maximum": "1170"
                            }, 
                            {
                                "minimum": "850", 
                                "maximum": "1170"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Expansion of SrZrO3 and BaZrO3 Perovskites, Y. Zhao and D.J. Weidner, Physics and Chemistry of Minerals, Vol. 18, pp. 294-301 (1991), published by Springer-Verlag."
            }
        ], 
        "names": [
            "Barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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                ], 
                "name": "Chemical Family"
            }, 
            {
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                    }, 
                    {
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                        "value": "4.1947"
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                    {
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                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "4.2144"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "4.2220"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
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                        "scalars": [
                            {
                                "value": "Pm3m"
                            }
                        ], 
                        "name": "Space Group"
                    }, 
                    {
                        "units": "Z", 
                        "scalars": [
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Formula units per Cell"
                    }, 
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                                "value": "a"
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                        ], 
                        "name": "Axis"
                    }, 
                    {
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                                "value": "20"
                            }, 
                            {
                                "value": "25"
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                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
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                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Expansion of SrZrO3 and BaZrO3 Perovskites, Y. Zhao and D.J. Weidner, Physics and Chemistry of Minerals, Vol. 18, pp. 294-301 (1991), published by Springer-Verlag."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Zr-O"
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                ], 
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            }, 
            {
                "scalars": [
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            }, 
            {
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                        "uncertainty": "0.4", 
                        "value": "6.9"
                    }, 
                    {
                        "value": "20.6(14)"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a-axis"
                            }, 
                            {
                                "value": "volume"
                            }
                        ], 
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                    }, 
                    {
                        "scalars": [
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                                "value": "Pm-3m"
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                        "name": "Space Group"
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                    {
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                                "minimum": "0", 
                                "maximum": "600"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Floating zone"
            }
        ], 
        "references": [
            {
                "citation": "Preparation of TiB2 Single Crystals by the Floating Zone Method, S. Otani and Y. Ishizawa, Journal of Crystal Growth, Vol. 140, pp. 451-453 (1994), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    {
                        "value": "Ti-B"
                    }
                ], 
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            }, 
            {
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            }, 
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                    }
                ], 
                "units": "$\\AA$", 
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                        "units": "$^{\\circ}$C", 
                        "scalars": [
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                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Floating zone"
            }
        ], 
        "references": [
            {
                "citation": "Preparation of TiB2 Single Crystals by the Floating Zone Method, S. Otani and Y. Ishizawa, Journal of Crystal Growth, Vol. 140, pp. 451-453 (1994), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.003", 
                        "value": "4.497"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Experimental Investigation of the Melting Parameters of Silicon Nitride, A.K. Kostanovskii and A.V. Evseev, High Temperature, Vol. 32 1, pp. 25-28 (1994), published by Hayka/Interperiodica Publishing (Russia)."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2560"
                    }, 
                    {
                        "value": "2540"
                    }, 
                    {
                        "value": "2500"
                    }, 
                    {
                        "value": "2450"
                    }, 
                    {
                        "value": "2430"
                    }, 
                    {
                        "value": "2310"
                    }
                ], 
                "units": "$^{\\circ}$C", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "248"
                            }, 
                            {
                                "value": "211"
                            }, 
                            {
                                "value": "176"
                            }, 
                            {
                                "value": "146"
                            }, 
                            {
                                "value": "121"
                            }, 
                            {
                                "value": "119"
                            }
                        ], 
                        "name": "Total Gas Pressure"
                    }
                ], 
                "name": "Melting Point Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Properties of Aluminum Oxide from 0\u00b0 to 1200 \u00b0K, G.T. Furukawa, T.B. Douglas, R.E. McCoskey, and D.C. Ginnings, Journal of Research of the National Bureau of Standards, Vol. 57 2, pp. 67-82 (1956), published by National Bureau of Standards."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
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                        "value": "Linde Air Products"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
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                    {
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                    {
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                    }, 
                    {
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                    }, 
                    {
                        "value": "1.393"
                    }, 
                    {
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                    }, 
                    {
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                    }, 
                    {
                        "value": "6.777"
                    }, 
                    {
                        "value": "10.20"
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                    {
                        "value": "14.63"
                    }, 
                    {
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                    }, 
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                    }, 
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                    }, 
                    {
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                    {
                        "value": "110.0"
                    }, 
                    {
                        "value": "125.9"
                    }, 
                    {
                        "value": "142.6"
                    }, 
                    {
                        "value": "160.1"
                    }, 
                    {
                        "value": "178.1"
                    }, 
                    {
                        "value": "196.7"
                    }, 
                    {
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                    }, 
                    {
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                    }, 
                    {
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                    }, 
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                    }, 
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                    }, 
                    {
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                    }, 
                    {
                        "value": "448.0"
                    }, 
                    {
                        "value": "466.2"
                    }, 
                    {
                        "value": "484.0"
                    }, 
                    {
                        "value": "501.6"
                    }, 
                    {
                        "value": "518.7"
                    }, 
                    {
                        "value": "535.5"
                    }, 
                    {
                        "value": "552.0"
                    }, 
                    {
                        "value": "568.1"
                    }, 
                    {
                        "value": "583.9"
                    }, 
                    {
                        "value": "599.3"
                    }, 
                    {
                        "value": "614.3"
                    }, 
                    {
                        "value": "629.0"
                    }, 
                    {
                        "value": "643.3"
                    }, 
                    {
                        "value": "657.2"
                    }, 
                    {
                        "value": "670.9"
                    }, 
                    {
                        "value": "684.2"
                    }, 
                    {
                        "value": "697.1"
                    }, 
                    {
                        "value": "709.8"
                    }, 
                    {
                        "value": "717.5"
                    }, 
                    {
                        "value": "722.0"
                    }, 
                    {
                        "value": "734.0"
                    }, 
                    {
                        "value": "726.1"
                    }, 
                    {
                        "value": "757.1"
                    }, 
                    {
                        "value": "768.0"
                    }, 
                    {
                        "value": "774.9"
                    }, 
                    {
                        "value": "778.8"
                    }, 
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                        "value": "789.2"
                    }, 
                    {
                        "value": "799.4"
                    }, 
                    {
                        "value": "809.3"
                    }, 
                    {
                        "value": "818.9"
                    }, 
                    {
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                    }, 
                    {
                        "value": "837.5"
                    }, 
                    {
                        "value": "846.3"
                    }, 
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                    }, 
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                        "value": "887.8"
                    }, 
                    {
                        "value": "902.9"
                    }, 
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                        "value": "917.1"
                    }, 
                    {
                        "value": "927.3"
                    }, 
                    {
                        "value": "943.3"
                    }, 
                    {
                        "value": "955.2"
                    }, 
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                        "value": "966.5"
                    }, 
                    {
                        "value": "977.2"
                    }, 
                    {
                        "value": "987.4"
                    }, 
                    {
                        "value": "997.3"
                    }, 
                    {
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                    }, 
                    {
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                    }, 
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                    }, 
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                        "value": "1047.6"
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                    }, 
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                        "value": "1068.4"
                    }, 
                    {
                        "value": "1074.7"
                    }, 
                    {
                        "value": "1080.9"
                    }, 
                    {
                        "value": "1086.9"
                    }, 
                    {
                        "value": "1092.6"
                    }, 
                    {
                        "value": "1098.1"
                    }, 
                    {
                        "value": "1103.4"
                    }, 
                    {
                        "value": "1108.6"
                    }, 
                    {
                        "value": "1113.5"
                    }, 
                    {
                        "value": "1118.3"
                    }, 
                    {
                        "value": "1122.9"
                    }, 
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                        "value": "1127.4"
                    }, 
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                    }, 
                    {
                        "value": "1135.9"
                    }, 
                    {
                        "value": "1140.0"
                    }, 
                    {
                        "value": "1143.9"
                    }, 
                    {
                        "value": "1147.7"
                    }, 
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                    }, 
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                    }, 
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                    }, 
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                        "value": "1174.4"
                    }, 
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                        "value": "1180.1"
                    }, 
                    {
                        "value": "1185.6"
                    }, 
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                        "value": "1190.7"
                    }, 
                    {
                        "value": "1195.6"
                    }, 
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                        "value": "1200.2"
                    }, 
                    {
                        "value": "1204.5"
                    }, 
                    {
                        "value": "1208.7"
                    }, 
                    {
                        "value": "1212.6"
                    }, 
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                        "value": "1216.5"
                    }, 
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                        "value": "1220.0"
                    }, 
                    {
                        "value": "1223.4"
                    }, 
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                        "value": "1226.7"
                    }, 
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                        "value": "1229.8"
                    }, 
                    {
                        "value": "1232.7"
                    }, 
                    {
                        "value": "1235.6"
                    }, 
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                        "value": "1238.2"
                    }, 
                    {
                        "value": "1240.9"
                    }, 
                    {
                        "value": "1243.3"
                    }, 
                    {
                        "value": "1245.7"
                    }, 
                    {
                        "value": "1247.9"
                    }, 
                    {
                        "value": "1250.1"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
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                    {
                        "units": "K", 
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                                "value": "0"
                            }, 
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                            }, 
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                            }, 
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                            }, 
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                            }, 
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                            }, 
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                            }, 
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                            }, 
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                                "value": "700"
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                            {
                                "value": "740"
                            }, 
                            {
                                "value": "760"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "820"
                            }, 
                            {
                                "value": "840"
                            }, 
                            {
                                "value": "860"
                            }, 
                            {
                                "value": "880"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "920"
                            }, 
                            {
                                "value": "940"
                            }, 
                            {
                                "value": "960"
                            }, 
                            {
                                "value": "980"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1020"
                            }, 
                            {
                                "value": "1040"
                            }, 
                            {
                                "value": "1060"
                            }, 
                            {
                                "value": "1080"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1120"
                            }, 
                            {
                                "value": "1140"
                            }, 
                            {
                                "value": "1160"
                            }, 
                            {
                                "value": "1180"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.001"
                            }, 
                            {
                                "value": "0.009"
                            }, 
                            {
                                "value": "0.030"
                            }, 
                            {
                                "value": "0.076"
                            }, 
                            {
                                "value": "0.142"
                            }, 
                            {
                                "value": "0.263"
                            }, 
                            {
                                "value": "0.438"
                            }, 
                            {
                                "value": "0.691"
                            }, 
                            {
                                "value": "1.040"
                            }, 
                            {
                                "value": "1.492"
                            }, 
                            {
                                "value": "2.070"
                            }, 
                            {
                                "value": "2.779"
                            }, 
                            {
                                "value": "3.620"
                            }, 
                            {
                                "value": "4.582"
                            }, 
                            {
                                "value": "5.668"
                            }, 
                            {
                                "value": "6.895"
                            }, 
                            {
                                "value": "8.246"
                            }, 
                            {
                                "value": "9.692"
                            }, 
                            {
                                "value": "11.22"
                            }, 
                            {
                                "value": "12.84"
                            }, 
                            {
                                "value": "14.54"
                            }, 
                            {
                                "value": "16.32"
                            }, 
                            {
                                "value": "18.16"
                            }, 
                            {
                                "value": "20.06"
                            }, 
                            {
                                "value": "21.99"
                            }, 
                            {
                                "value": "23.96"
                            }, 
                            {
                                "value": "25.95"
                            }, 
                            {
                                "value": "27.96"
                            }, 
                            {
                                "value": "29.97"
                            }, 
                            {
                                "value": "31.98"
                            }, 
                            {
                                "value": "33.99"
                            }, 
                            {
                                "value": "35.99"
                            }, 
                            {
                                "value": "37.97"
                            }, 
                            {
                                "value": "39.94"
                            }, 
                            {
                                "value": "41.88"
                            }, 
                            {
                                "value": "43.79"
                            }, 
                            {
                                "value": "45.68"
                            }, 
                            {
                                "value": "47.53"
                            }, 
                            {
                                "value": "49.35"
                            }, 
                            {
                                "value": "51.14"
                            }, 
                            {
                                "value": "52.89"
                            }, 
                            {
                                "value": "54.60"
                            }, 
                            {
                                "value": "56.28"
                            }, 
                            {
                                "value": "57.92"
                            }, 
                            {
                                "value": "59.53"
                            }, 
                            {
                                "value": "61.10"
                            }, 
                            {
                                "value": "62.63"
                            }, 
                            {
                                "value": "64.13"
                            }, 
                            {
                                "value": "65.59"
                            }, 
                            {
                                "value": "67.01"
                            }, 
                            {
                                "value": "68.40"
                            }, 
                            {
                                "value": "69.76"
                            }, 
                            {
                                "value": "71.08"
                            }, 
                            {
                                "value": "72.37"
                            }, 
                            {
                                "value": "73.16"
                            }, 
                            {
                                "value": "73.62"
                            }, 
                            {
                                "value": "74.84"
                            }, 
                            {
                                "value": "74.03"
                            }, 
                            {
                                "value": "77.19"
                            }, 
                            {
                                "value": "78.31"
                            }, 
                            {
                                "value": "79.01"
                            }, 
                            {
                                "value": "79.41"
                            }, 
                            {
                                "value": "80.47"
                            }, 
                            {
                                "value": "81.51"
                            }, 
                            {
                                "value": "82.52"
                            }, 
                            {
                                "value": "83.50"
                            }, 
                            {
                                "value": "84.46"
                            }, 
                            {
                                "value": "85.39"
                            }, 
                            {
                                "value": "86.29"
                            }, 
                            {
                                "value": "87.18"
                            }, 
                            {
                                "value": "88.04"
                            }, 
                            {
                                "value": "88.88"
                            }, 
                            {
                                "value": "90.52"
                            }, 
                            {
                                "value": "92.06"
                            }, 
                            {
                                "value": "93.51"
                            }, 
                            {
                                "value": "94.55"
                            }, 
                            {
                                "value": "96.18"
                            }, 
                            {
                                "value": "97.39"
                            }, 
                            {
                                "value": "98.54"
                            }, 
                            {
                                "value": "99.64"
                            }, 
                            {
                                "value": "100.68"
                            }, 
                            {
                                "value": "101.68"
                            }, 
                            {
                                "value": "102.63"
                            }, 
                            {
                                "value": "103.54"
                            }, 
                            {
                                "value": "104.41"
                            }, 
                            {
                                "value": "105.24"
                            }, 
                            {
                                "value": "106.04"
                            }, 
                            {
                                "value": "106.81"
                            }, 
                            {
                                "value": "107.54"
                            }, 
                            {
                                "value": "108.25"
                            }, 
                            {
                                "value": "108.93"
                            }, 
                            {
                                "value": "109.58"
                            }, 
                            {
                                "value": "110.21"
                            }, 
                            {
                                "value": "110.82"
                            }, 
                            {
                                "value": "111.40"
                            }, 
                            {
                                "value": "111.96"
                            }, 
                            {
                                "value": "112.50"
                            }, 
                            {
                                "value": "113.03"
                            }, 
                            {
                                "value": "113.53"
                            }, 
                            {
                                "value": "114.02"
                            }, 
                            {
                                "value": "114.49"
                            }, 
                            {
                                "value": "114.95"
                            }, 
                            {
                                "value": "115.39"
                            }, 
                            {
                                "value": "115.82"
                            }, 
                            {
                                "value": "116.23"
                            }, 
                            {
                                "value": "116.63"
                            }, 
                            {
                                "value": "117.02"
                            }, 
                            {
                                "value": "117.76"
                            }, 
                            {
                                "value": "118.46"
                            }, 
                            {
                                "value": "119.12"
                            }, 
                            {
                                "value": "119.74"
                            }, 
                            {
                                "value": "120.32"
                            }, 
                            {
                                "value": "120.88"
                            }, 
                            {
                                "value": "121.40"
                            }, 
                            {
                                "value": "121.90"
                            }, 
                            {
                                "value": "122.37"
                            }, 
                            {
                                "value": "122.81"
                            }, 
                            {
                                "value": "123.24"
                            }, 
                            {
                                "value": "123.64"
                            }, 
                            {
                                "value": "124.03"
                            }, 
                            {
                                "value": "124.39"
                            }, 
                            {
                                "value": "124.74"
                            }, 
                            {
                                "value": "125.07"
                            }, 
                            {
                                "value": "125.39"
                            }, 
                            {
                                "value": "125.69"
                            }, 
                            {
                                "value": "125.98"
                            }, 
                            {
                                "value": "126.25"
                            }, 
                            {
                                "value": "126.52"
                            }, 
                            {
                                "value": "126.77"
                            }, 
                            {
                                "value": "127.01"
                            }, 
                            {
                                "value": "127.24"
                            }, 
                            {
                                "value": "127.46"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Polycrystalline Translucent Cubic Boron Nitride as Characterized by the Vickers Indentation Method, T. Taniguchi, M. Akaishi, and S. Yamaoka, Journal of the American Ceramic Society, Vol. 79 2, pp. 547-549 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron nitride (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.5", 
                        "value": "5.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.08"
                            }
                        ], 
                        "name": "H/E"
                    }, 
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "9.8"
                            }
                        ], 
                        "name": "Vickers Load"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Polycrystalline Translucent Cubic Boron Nitride as Characterized by the Vickers Indentation Method, T. Taniguchi, M. Akaishi, and S. Yamaoka, Journal of the American Ceramic Society, Vol. 79 2, pp. 547-549 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron nitride (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "2", 
                        "value": "3"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "2", 
                                "maximum": "5"
                            }
                        ], 
                        "name": "Grain Size Range"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Polycrystalline Translucent Cubic Boron Nitride as Characterized by the Vickers Indentation Method, T. Taniguchi, M. Akaishi, and S. Yamaoka, Journal of the American Ceramic Society, Vol. 79 2, pp. 547-549 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron nitride (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "54"
                    }, 
                    {
                        "value": "53"
                    }, 
                    {
                        "value": "52"
                    }, 
                    {
                        "value": "51"
                    }, 
                    {
                        "value": "50"
                    }, 
                    {
                        "value": "49"
                    }, 
                    {
                        "value": "49"
                    }, 
                    {
                        "value": "50"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "51"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "197"
                            }
                        ], 
                        "name": "Vickers Load"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Improved Analysis for Flexural Creep with Application to Sialon Ceramics, C.F. Chen and T. Chuang, Journal of the American Ceramic Society, Vol. 73 8, pp. 2366-2373 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si5.23Al0.77O0.77N7.23", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "1000"
                    }, 
                    {
                        "value": "6400"
                    }, 
                    {
                        "value": "32600"
                    }, 
                    {
                        "value": "139000"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "7.5"
                    }, 
                    {
                        "value": "8.3"
                    }, 
                    {
                        "value": "9.0"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "200"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1170"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "tension"
                            }, 
                            {
                                "value": "tension"
                            }, 
                            {
                                "value": "tension"
                            }, 
                            {
                                "value": "tension"
                            }, 
                            {
                                "value": "tension"
                            }, 
                            {
                                "value": "tension"
                            }, 
                            {
                                "value": "compression"
                            }, 
                            {
                                "value": "compression"
                            }, 
                            {
                                "value": "compression"
                            }, 
                            {
                                "value": "compression"
                            }, 
                            {
                                "value": "compression"
                            }, 
                            {
                                "value": "compression"
                            }
                        ], 
                        "name": "Stress Mode"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Improved Analysis for Flexural Creep with Application to Sialon Ceramics, C.F. Chen and T. Chuang, Journal of the American Ceramic Society, Vol. 73 8, pp. 2366-2373 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si5.23Al0.77O0.77N7.23", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "13.8"
                    }, 
                    {
                        "value": "0.8"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1170"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "tension"
                            }, 
                            {
                                "value": "compression"
                            }
                        ], 
                        "name": "Stress Mode"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Additives on Some Properties of Silicon Oxynitride Ceramics, M. Ohashi, S. Kanzaki, and H. Tabata, Journal of Materials Science, Vol. 26, pp. 2608-2614 (1991), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon oxynitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si2N2O", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0003"
                    }, 
                    {
                        "value": "0.0104"
                    }, 
                    {
                        "value": "0.0003"
                    }, 
                    {
                        "value": "0.0032"
                    }, 
                    {
                        "value": "0.0003"
                    }, 
                    {
                        "value": "0.0067"
                    }, 
                    {
                        "value": "0.0003"
                    }, 
                    {
                        "value": "0.0033"
                    }, 
                    {
                        "value": "0.0003"
                    }, 
                    {
                        "value": "0.0038"
                    }, 
                    {
                        "value": "0.0003"
                    }, 
                    {
                        "value": "0.0050"
                    }, 
                    {
                        "value": "0 0003"
                    }, 
                    {
                        "value": "0.0071"
                    }, 
                    {
                        "value": "0.0003"
                    }, 
                    {
                        "value": "0.0031"
                    }, 
                    {
                        "value": "0.0024"
                    }, 
                    {
                        "value": "0.0028"
                    }, 
                    {
                        "value": "0.0070"
                    }, 
                    {
                        "value": "0.0078"
                    }, 
                    {
                        "value": "0.0127"
                    }, 
                    {
                        "value": "0.0009"
                    }, 
                    {
                        "value": "0.0015"
                    }, 
                    {
                        "value": "0.0024"
                    }, 
                    {
                        "value": "0.0029"
                    }, 
                    {
                        "value": "0.0034"
                    }, 
                    {
                        "value": "0.0039"
                    }, 
                    {
                        "value": "0.0040"
                    }, 
                    {
                        "value": "0.0014"
                    }, 
                    {
                        "value": "0.0013"
                    }, 
                    {
                        "value": "0.0014"
                    }, 
                    {
                        "value": "0.0043"
                    }, 
                    {
                        "value": "0.0282"
                    }, 
                    {
                        "value": "0.0012"
                    }, 
                    {
                        "value": "0.0012"
                    }, 
                    {
                        "value": "0.0297"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "20.0"
                            }, 
                            {
                                "value": "30.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "30.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "50.0"
                            }
                        ], 
                        "name": "Mole Fraction of Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "CeO2"
                            }, 
                            {
                                "value": "CeO2"
                            }, 
                            {
                                "value": "Nd2O3"
                            }, 
                            {
                                "value": "Nd2O3"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Gd2O3"
                            }, 
                            {
                                "value": "Gd2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Er2O3"
                            }, 
                            {
                                "value": "Er2O3"
                            }, 
                            {
                                "value": "Yb2O3"
                            }, 
                            {
                                "value": "Yb2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }
                        ], 
                        "name": "Additive"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Additives on Some Properties of Silicon Oxynitride Ceramics, M. Ohashi, S. Kanzaki, and H. Tabata, Journal of Materials Science, Vol. 26, pp. 2608-2614 (1991), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon oxynitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si2N2O", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.87"
                    }, 
                    {
                        "value": "2.90"
                    }, 
                    {
                        "value": "2.90"
                    }, 
                    {
                        "value": "2.87"
                    }, 
                    {
                        "value": "2.90"
                    }, 
                    {
                        "value": "2.92"
                    }, 
                    {
                        "value": "2.88"
                    }, 
                    {
                        "value": "2.93"
                    }, 
                    {
                        "value": "2.93"
                    }, 
                    {
                        "value": "2.88"
                    }, 
                    {
                        "value": "2.93"
                    }, 
                    {
                        "value": "2.87"
                    }, 
                    {
                        "value": "2.84"
                    }, 
                    {
                        "value": "2.82"
                    }, 
                    {
                        "value": "2.82"
                    }, 
                    {
                        "value": "2.83"
                    }, 
                    {
                        "value": "2.85"
                    }, 
                    {
                        "value": "2.80"
                    }, 
                    {
                        "value": "2.80"
                    }, 
                    {
                        "value": "2.82"
                    }, 
                    {
                        "value": "2.81"
                    }, 
                    {
                        "value": "2.86"
                    }, 
                    {
                        "value": "2.90"
                    }, 
                    {
                        "value": "2.96"
                    }, 
                    {
                        "value": "2.87"
                    }, 
                    {
                        "value": "2.89"
                    }, 
                    {
                        "value": "2.93"
                    }, 
                    {
                        "value": "3.00"
                    }, 
                    {
                        "value": "3.25"
                    }, 
                    {
                        "value": "3.44"
                    }, 
                    {
                        "value": "2.89"
                    }, 
                    {
                        "value": "2.99"
                    }, 
                    {
                        "value": "3.54"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "20.0"
                            }, 
                            {
                                "value": "30.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "30.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "50.0"
                            }
                        ], 
                        "name": "Mole Fraction of Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "CeO2"
                            }, 
                            {
                                "value": "CeO2"
                            }, 
                            {
                                "value": "Nd2O3"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Gd2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Er2O3"
                            }, 
                            {
                                "value": "Yb2O3"
                            }, 
                            {
                                "value": "Yb2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }
                        ], 
                        "name": "Additive"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Additives on Some Properties of Silicon Oxynitride Ceramics, M. Ohashi, S. Kanzaki, and H. Tabata, Journal of Materials Science, Vol. 26, pp. 2608-2614 (1991), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon oxynitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si2N2O", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "236"
                    }, 
                    {
                        "value": "239"
                    }, 
                    {
                        "value": "238"
                    }, 
                    {
                        "value": "239"
                    }, 
                    {
                        "value": "241"
                    }, 
                    {
                        "value": "243"
                    }, 
                    {
                        "value": "237"
                    }, 
                    {
                        "value": "239"
                    }, 
                    {
                        "value": "242"
                    }, 
                    {
                        "value": "239"
                    }, 
                    {
                        "value": "243"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "221"
                    }, 
                    {
                        "value": "236"
                    }, 
                    {
                        "value": "243"
                    }, 
                    {
                        "value": "243"
                    }, 
                    {
                        "value": "241"
                    }, 
                    {
                        "value": "231"
                    }, 
                    {
                        "value": "234"
                    }, 
                    {
                        "value": "233"
                    }, 
                    {
                        "value": "231"
                    }, 
                    {
                        "value": "229"
                    }, 
                    {
                        "value": "230"
                    }, 
                    {
                        "value": "227"
                    }, 
                    {
                        "value": "209"
                    }, 
                    {
                        "value": "206"
                    }, 
                    {
                        "value": "207"
                    }, 
                    {
                        "value": "212"
                    }, 
                    {
                        "value": "227"
                    }, 
                    {
                        "value": "223"
                    }, 
                    {
                        "value": "219"
                    }, 
                    {
                        "value": "235"
                    }, 
                    {
                        "value": "229"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "20.0"
                            }, 
                            {
                                "value": "30.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "30.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "50.0"
                            }
                        ], 
                        "name": "Mole Fraction of Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "CeO2"
                            }, 
                            {
                                "value": "CeO2"
                            }, 
                            {
                                "value": "Nd2O3"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Gd2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Er2O3"
                            }, 
                            {
                                "value": "Yb2O3"
                            }, 
                            {
                                "value": "Yb2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }
                        ], 
                        "name": "Additive"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Additives on Some Properties of Silicon Oxynitride Ceramics, M. Ohashi, S. Kanzaki, and H. Tabata, Journal of Materials Science, Vol. 26, pp. 2608-2614 (1991), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon oxynitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si2N2O", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "672"
                    }, 
                    {
                        "value": "773"
                    }, 
                    {
                        "value": "768"
                    }, 
                    {
                        "value": "740"
                    }, 
                    {
                        "value": "199"
                    }, 
                    {
                        "value": "709"
                    }, 
                    {
                        "value": "205"
                    }, 
                    {
                        "value": "576"
                    }, 
                    {
                        "value": "664"
                    }, 
                    {
                        "value": "578"
                    }, 
                    {
                        "value": "638"
                    }, 
                    {
                        "value": "247"
                    }, 
                    {
                        "value": "706"
                    }, 
                    {
                        "value": "301"
                    }, 
                    {
                        "value": "600"
                    }, 
                    {
                        "value": "686"
                    }, 
                    {
                        "value": "626"
                    }, 
                    {
                        "value": "705"
                    }, 
                    {
                        "value": "203"
                    }, 
                    {
                        "value": "688"
                    }, 
                    {
                        "value": "222"
                    }, 
                    {
                        "value": "580"
                    }, 
                    {
                        "value": "735"
                    }, 
                    {
                        "value": "637"
                    }, 
                    {
                        "value": "681"
                    }, 
                    {
                        "value": "157"
                    }, 
                    {
                        "value": "655"
                    }, 
                    {
                        "value": "230"
                    }, 
                    {
                        "value": "481"
                    }, 
                    {
                        "value": "739"
                    }, 
                    {
                        "value": "586"
                    }, 
                    {
                        "value": "524"
                    }, 
                    {
                        "value": "672"
                    }, 
                    {
                        "value": "509"
                    }, 
                    {
                        "value": "493"
                    }, 
                    {
                        "value": "356"
                    }, 
                    {
                        "value": "86"
                    }, 
                    {
                        "value": "613"
                    }, 
                    {
                        "value": "445"
                    }, 
                    {
                        "value": "82"
                    }, 
                    {
                        "value": "645"
                    }, 
                    {
                        "value": "386"
                    }, 
                    {
                        "value": "105"
                    }, 
                    {
                        "value": "581"
                    }, 
                    {
                        "value": "745"
                    }, 
                    {
                        "value": "565"
                    }, 
                    {
                        "value": "694"
                    }, 
                    {
                        "value": "473"
                    }, 
                    {
                        "value": "314"
                    }, 
                    {
                        "value": "684"
                    }, 
                    {
                        "value": "653"
                    }, 
                    {
                        "value": "384"
                    }, 
                    {
                        "value": "245"
                    }, 
                    {
                        "value": "480"
                    }, 
                    {
                        "value": "461"
                    }, 
                    {
                        "value": "312"
                    }, 
                    {
                        "value": "542"
                    }, 
                    {
                        "value": "592"
                    }, 
                    {
                        "value": "424"
                    }, 
                    {
                        "value": "492"
                    }, 
                    {
                        "value": "662"
                    }, 
                    {
                        "value": "544"
                    }, 
                    {
                        "value": "542"
                    }, 
                    {
                        "value": "713"
                    }, 
                    {
                        "value": "487"
                    }, 
                    {
                        "value": "619"
                    }, 
                    {
                        "value": "528"
                    }, 
                    {
                        "value": "704"
                    }, 
                    {
                        "value": "434"
                    }, 
                    {
                        "value": "688"
                    }, 
                    {
                        "value": "740"
                    }, 
                    {
                        "value": "545"
                    }, 
                    {
                        "value": "359"
                    }, 
                    {
                        "value": "597"
                    }, 
                    {
                        "value": "598"
                    }, 
                    {
                        "value": "482"
                    }, 
                    {
                        "value": "425"
                    }, 
                    {
                        "value": "564"
                    }, 
                    {
                        "value": "578"
                    }, 
                    {
                        "value": "474"
                    }, 
                    {
                        "value": "678"
                    }, 
                    {
                        "value": "632"
                    }, 
                    {
                        "value": "624"
                    }, 
                    {
                        "value": "554"
                    }, 
                    {
                        "value": "489"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "20.0"
                            }, 
                            {
                                "value": "20.0"
                            }, 
                            {
                                "value": "20.0"
                            }, 
                            {
                                "value": "30.0"
                            }, 
                            {
                                "value": "30.0"
                            }, 
                            {
                                "value": "30.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "30.0"
                            }, 
                            {
                                "value": "30.0"
                            }, 
                            {
                                "value": "30.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "50.0"
                            }
                        ], 
                        "name": "Mole Fraction of Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "CeO2"
                            }, 
                            {
                                "value": "CeO2"
                            }, 
                            {
                                "value": "CeO2"
                            }, 
                            {
                                "value": "CeO2"
                            }, 
                            {
                                "value": "CeO2"
                            }, 
                            {
                                "value": "CeO2"
                            }, 
                            {
                                "value": "CeO2"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Yb2O3"
                            }, 
                            {
                                "value": "Yb2O3"
                            }, 
                            {
                                "value": "Yb2O3"
                            }, 
                            {
                                "value": "Yb2O3"
                            }, 
                            {
                                "value": "Yb2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }
                        ], 
                        "name": "Additive"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Additives on Some Properties of Silicon Oxynitride Ceramics, M. Ohashi, S. Kanzaki, and H. Tabata, Journal of Materials Science, Vol. 26, pp. 2608-2614 (1991), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon oxynitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si2N2O", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "2.9"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "20.0"
                            }, 
                            {
                                "value": "30.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "30.0"
                            }, 
                            {
                                "value": "50.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "50.0"
                            }
                        ], 
                        "name": "Mole Fraction of Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "CeO2"
                            }, 
                            {
                                "value": "CeO2"
                            }, 
                            {
                                "value": "Nd2O3"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Sm2O3"
                            }, 
                            {
                                "value": "Gd2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Dy2O3"
                            }, 
                            {
                                "value": "Er2O3"
                            }, 
                            {
                                "value": "Yb2O3"
                            }, 
                            {
                                "value": "Yb2O3"
                            }, 
                            {
                                "value": "Y2O3"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "MgO"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "Al2O3"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }, 
                            {
                                "value": "ZrO2+Y2O3"
                            }
                        ], 
                        "name": "Additive"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Expansion of Periclase and Olivine, and their Anharmonic Properties, I. Suzuki, Journal of Physics of the Earth, Vol. 23, pp. 145-159 (1975), published by Seismological Society of Japan."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "W. and C. Spicer Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "27", 
                        "value": "743"
                    }
                ], 
                "units": "K", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Debye Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Expansion of Periclase and Olivine, and their Anharmonic Properties, I. Suzuki, Journal of Physics of the Earth, Vol. 23, pp. 145-159 (1975), published by Seismological Society of Japan."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "W. and C. Spicer Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0"
                    }, 
                    {
                        "value": "1.0"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "6.3"
                    }, 
                    {
                        "value": "8.4"
                    }, 
                    {
                        "value": "9.8"
                    }, 
                    {
                        "value": "10.3"
                    }, 
                    {
                        "value": "10.5"
                    }, 
                    {
                        "value": "10.9"
                    }, 
                    {
                        "value": "11.6"
                    }, 
                    {
                        "value": "12.2"
                    }, 
                    {
                        "value": "12.6"
                    }, 
                    {
                        "value": "13.0"
                    }, 
                    {
                        "value": "13.3"
                    }, 
                    {
                        "value": "13.5"
                    }, 
                    {
                        "value": "13.7"
                    }, 
                    {
                        "value": "13.9"
                    }, 
                    {
                        "value": "14.1"
                    }, 
                    {
                        "value": "14.3"
                    }, 
                    {
                        "value": "14.5"
                    }, 
                    {
                        "value": "14.7"
                    }, 
                    {
                        "value": "14.8"
                    }, 
                    {
                        "value": "15.0"
                    }, 
                    {
                        "value": "15.0"
                    }, 
                    {
                        "value": "15.2"
                    }, 
                    {
                        "value": "15.4"
                    }, 
                    {
                        "value": "15.5"
                    }, 
                    {
                        "value": "15.7"
                    }, 
                    {
                        "value": "15.8"
                    }, 
                    {
                        "value": "16.0"
                    }, 
                    {
                        "value": "16.0"
                    }, 
                    {
                        "value": "16.2"
                    }, 
                    {
                        "value": "16.3"
                    }, 
                    {
                        "value": "16.5"
                    }, 
                    {
                        "value": "16.7"
                    }, 
                    {
                        "value": "16.8"
                    }, 
                    {
                        "value": "16.8"
                    }, 
                    {
                        "value": "17.0"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "-250"
                            }, 
                            {
                                "value": "-200"
                            }, 
                            {
                                "value": "-150"
                            }, 
                            {
                                "value": "-100"
                            }, 
                            {
                                "value": "-50"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "A Modified Calorimeter for High Temperatures.  The Heat Content of Silica, Wollastonite and Thorium Dioxide Above 25\u00b0, J.C. Southard, Journal of the American Chemical Society, Vol. 63, pp. 3142-3146 (1941), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silica"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "742.6"
                    }, 
                    {
                        "value": "903.9"
                    }, 
                    {
                        "value": "986.9"
                    }, 
                    {
                        "value": "1039.0"
                    }, 
                    {
                        "value": "1076.6"
                    }, 
                    {
                        "value": "1106.4"
                    }, 
                    {
                        "value": "1131.7"
                    }, 
                    {
                        "value": "1154.2"
                    }, 
                    {
                        "value": "1174.9"
                    }, 
                    {
                        "value": "1194.3"
                    }, 
                    {
                        "value": "1212.9"
                    }, 
                    {
                        "value": "1230.8"
                    }, 
                    {
                        "value": "1248.3"
                    }, 
                    {
                        "value": "1251.7"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1520"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "44.60"
                            }, 
                            {
                                "value": "54.29"
                            }, 
                            {
                                "value": "59.27"
                            }, 
                            {
                                "value": "62.40"
                            }, 
                            {
                                "value": "64.66"
                            }, 
                            {
                                "value": "66.45"
                            }, 
                            {
                                "value": "67.97"
                            }, 
                            {
                                "value": "69.32"
                            }, 
                            {
                                "value": "70.57"
                            }, 
                            {
                                "value": "71.73"
                            }, 
                            {
                                "value": "72.85"
                            }, 
                            {
                                "value": "73.92"
                            }, 
                            {
                                "value": "74.97"
                            }, 
                            {
                                "value": "75.18"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "A Modified Calorimeter for High Temperatures.  The Heat Content of Silica, Wollastonite and Thorium Dioxide Above 25\u00b0, J.C. Southard, Journal of the American Chemical Society, Vol. 63, pp. 3142-3146 (1941), published by American Chemical Society."
            }
        ], 
        "names": [
            "Thoria"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ThO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Th-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "234.3"
                    }, 
                    {
                        "value": "254.4"
                    }, 
                    {
                        "value": "265.7"
                    }, 
                    {
                        "value": "273.5"
                    }, 
                    {
                        "value": "279.7"
                    }, 
                    {
                        "value": "285.0"
                    }, 
                    {
                        "value": "289.8"
                    }, 
                    {
                        "value": "294.3"
                    }, 
                    {
                        "value": "298.6"
                    }, 
                    {
                        "value": "302.8"
                    }, 
                    {
                        "value": "306.9"
                    }, 
                    {
                        "value": "310.8"
                    }, 
                    {
                        "value": "314.8"
                    }, 
                    {
                        "value": "318.7"
                    }, 
                    {
                        "value": "322.5"
                    }, 
                    {
                        "value": "326.0"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1790"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "61.89"
                            }, 
                            {
                                "value": "67.19"
                            }, 
                            {
                                "value": "70.17"
                            }, 
                            {
                                "value": "72.24"
                            }, 
                            {
                                "value": "73.87"
                            }, 
                            {
                                "value": "75.28"
                            }, 
                            {
                                "value": "76.55"
                            }, 
                            {
                                "value": "77.74"
                            }, 
                            {
                                "value": "78.88"
                            }, 
                            {
                                "value": "79.98"
                            }, 
                            {
                                "value": "81.05"
                            }, 
                            {
                                "value": "82.10"
                            }, 
                            {
                                "value": "83.14"
                            }, 
                            {
                                "value": "84.17"
                            }, 
                            {
                                "value": "85.19"
                            }, 
                            {
                                "value": "86.11"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Crystal Structure and Compressibility of 3:2 Mullite, D. Balzar and H. Ledbetter, American Mineralogist, Vol. 78, pp. 1192-1196 (1993), published by Allen Press, Inc.."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Crystal Structure and Compressibility of 3:2 Mullite, D. Balzar and H. Ledbetter, American Mineralogist, Vol. 78, pp. 1192-1196 (1993), published by Allen Press, Inc.."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "174"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Crystal Structure and Compressibility of 3:2 Mullite, D. Balzar and H. Ledbetter, American Mineralogist, Vol. 78, pp. 1192-1196 (1993), published by Allen Press, Inc.."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.1485"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.3407"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.1485"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.3407"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "uncertainty": "0.0007", 
                        "value": "0.2610"
                    }, 
                    {
                        "uncertainty": "0.0007", 
                        "value": "0.2073"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "uncertainty": "0.0007", 
                        "value": "0.2610"
                    }, 
                    {
                        "uncertainty": "0.0007", 
                        "value": "0.2073"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.3577"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.4235"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "uncertainty": "0.0020", 
                        "value": "0.4635"
                    }, 
                    {
                        "uncertainty": "0.0018", 
                        "value": "0.0465"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.1265"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "0.2197"
                    }, 
                    {
                        "value": "0"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Al : x"
                            }, 
                            {
                                "value": "Al : y"
                            }, 
                            {
                                "value": "Al : z"
                            }, 
                            {
                                "value": "Al : x"
                            }, 
                            {
                                "value": "Al : y"
                            }, 
                            {
                                "value": "Al : z"
                            }, 
                            {
                                "value": "Si : x"
                            }, 
                            {
                                "value": "Si : y"
                            }, 
                            {
                                "value": "Si : z"
                            }, 
                            {
                                "value": "Al* : x"
                            }, 
                            {
                                "value": "Al* : y"
                            }, 
                            {
                                "value": "Al* : z"
                            }, 
                            {
                                "value": "Si* : x"
                            }, 
                            {
                                "value": "Si* : y"
                            }, 
                            {
                                "value": "Si* : z"
                            }, 
                            {
                                "value": "O(1) : x"
                            }, 
                            {
                                "value": "O(1) : y"
                            }, 
                            {
                                "value": "O(1) : z"
                            }, 
                            {
                                "value": "O(2) : x"
                            }, 
                            {
                                "value": "O(2) : y"
                            }, 
                            {
                                "value": "O(2) : z"
                            }, 
                            {
                                "value": "O(2*) : x"
                            }, 
                            {
                                "value": "O(2*) : y"
                            }, 
                            {
                                "value": "O(2*) : z"
                            }, 
                            {
                                "value": "O(3) : x"
                            }, 
                            {
                                "value": "O(3) : y"
                            }, 
                            {
                                "value": "O(3) : z"
                            }
                        ], 
                        "name": "Atom : Coordinate"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "uncertainty": "0.002", 
                                "value": "0.525"
                            }, 
                            {
                                "uncertainty": "0.002", 
                                "value": "0.525"
                            }, 
                            {
                                "uncertainty": "0.002", 
                                "value": "0.525"
                            }, 
                            {
                                "uncertainty": "0.002", 
                                "value": "0.342"
                            }, 
                            {
                                "uncertainty": "0.002", 
                                "value": "0.342"
                            }, 
                            {
                                "uncertainty": "0.002", 
                                "value": "0.342"
                            }, 
                            {
                                "uncertainty": "0.002", 
                                "value": "0.100"
                            }, 
                            {
                                "uncertainty": "0.002", 
                                "value": "0.100"
                            }, 
                            {
                                "uncertainty": "0.002", 
                                "value": "0.100"
                            }, 
                            {
                                "uncertainty": "0.002", 
                                "value": "0.033"
                            }, 
                            {
                                "uncertainty": "0.002", 
                                "value": "0.033"
                            }, 
                            {
                                "uncertainty": "0.002", 
                                "value": "0.033"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "uncertainty": "0.010", 
                                "value": "0.475"
                            }, 
                            {
                                "uncertainty": "0.010", 
                                "value": "0.475"
                            }, 
                            {
                                "uncertainty": "0.010", 
                                "value": "0.475"
                            }, 
                            {
                                "uncertainty": "0.006", 
                                "value": "0.198"
                            }, 
                            {
                                "uncertainty": "0.006", 
                                "value": "0.198"
                            }, 
                            {
                                "uncertainty": "0.006", 
                                "value": "0.198"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Occupancy"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "296"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Crystal Structure and Compressibility of 3:2 Mullite, D. Balzar and H. Ledbetter, American Mineralogist, Vol. 78, pp. 1192-1196 (1993), published by Allen Press, Inc.."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.00006", 
                        "value": "7.54336"
                    }, 
                    {
                        "uncertainty": "0.00006", 
                        "value": "7.69176"
                    }, 
                    {
                        "uncertainty": "0.00002", 
                        "value": "2.88402"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Occupancy"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "296"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Crystal Structure and Compressibility of 3:2 Mullite, D. Balzar and H. Ledbetter, American Mineralogist, Vol. 78, pp. 1192-1196 (1993), published by Allen Press, Inc.."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.156"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "The Effect of Stoichiometry on Mechanical Properties of Boron Carbide, K. Niihara, A. Nakahira, and T. Hirai, Journal of the American Ceramic Society, Vol. 67, pp. C-13-C-14 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BxC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "3.3"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }
                        ], 
                        "name": "Deposition Temperature"
                    }, 
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "3.7"
                            }, 
                            {
                                "value": "4.1"
                            }, 
                            {
                                "value": "4.7"
                            }, 
                            {
                                "value": "4.9"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "5.9"
                            }, 
                            {
                                "value": "5.9"
                            }, 
                            {
                                "value": "3.8"
                            }, 
                            {
                                "value": "3.7"
                            }, 
                            {
                                "value": "3.8"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "4.4"
                            }, 
                            {
                                "value": "4.4"
                            }, 
                            {
                                "value": "4.5"
                            }, 
                            {
                                "value": "4.6"
                            }, 
                            {
                                "value": "4.6"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "4.3"
                            }, 
                            {
                                "value": "4.5"
                            }, 
                            {
                                "value": "4.5"
                            }, 
                            {
                                "value": "4.7"
                            }, 
                            {
                                "value": "4.9"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "3.8"
                            }, 
                            {
                                "value": "3.9"
                            }, 
                            {
                                "value": "3.9"
                            }, 
                            {
                                "value": "3.9"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.1"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "4.7"
                            }, 
                            {
                                "value": "4.8"
                            }, 
                            {
                                "value": "4.9"
                            }, 
                            {
                                "value": "4.9"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.1"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "4.8"
                            }, 
                            {
                                "value": "5.0"
                            }
                        ], 
                        "name": "x of Bx"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "The Effect of Stoichiometry on Mechanical Properties of Boron Carbide, K. Niihara, A. Nakahira, and T. Hirai, Journal of the American Ceramic Society, Vol. 67, pp. C-13-C-14 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BxC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "34.4"
                    }, 
                    {
                        "value": "44.8"
                    }, 
                    {
                        "value": "39.8"
                    }, 
                    {
                        "value": "39.4"
                    }, 
                    {
                        "value": "38.3"
                    }, 
                    {
                        "value": "38.6"
                    }, 
                    {
                        "value": "37.6"
                    }, 
                    {
                        "value": "40.0"
                    }, 
                    {
                        "value": "41.5"
                    }, 
                    {
                        "value": "40.0"
                    }, 
                    {
                        "value": "37.6"
                    }, 
                    {
                        "value": "39.5"
                    }, 
                    {
                        "value": "39.2"
                    }, 
                    {
                        "value": "37.0"
                    }, 
                    {
                        "value": "36.5"
                    }, 
                    {
                        "value": "35.3"
                    }, 
                    {
                        "value": "40.7"
                    }, 
                    {
                        "value": "41.9"
                    }, 
                    {
                        "value": "43.6"
                    }, 
                    {
                        "value": "47.0"
                    }, 
                    {
                        "value": "43.6"
                    }, 
                    {
                        "value": "42.8"
                    }, 
                    {
                        "value": "43.3"
                    }, 
                    {
                        "value": "44.7"
                    }, 
                    {
                        "value": "42.8"
                    }, 
                    {
                        "value": "41.0"
                    }, 
                    {
                        "value": "37.6"
                    }, 
                    {
                        "value": "37.6"
                    }, 
                    {
                        "value": "42.2"
                    }, 
                    {
                        "value": "36.3"
                    }, 
                    {
                        "value": "45.2"
                    }, 
                    {
                        "value": "44.7"
                    }, 
                    {
                        "value": "42.8"
                    }, 
                    {
                        "value": "40.3"
                    }, 
                    {
                        "value": "40.5"
                    }, 
                    {
                        "value": "39.8"
                    }, 
                    {
                        "value": "37.8"
                    }, 
                    {
                        "value": "41.4"
                    }, 
                    {
                        "value": "43.6"
                    }, 
                    {
                        "value": "46.5"
                    }, 
                    {
                        "value": "47.7"
                    }, 
                    {
                        "value": "46.0"
                    }, 
                    {
                        "value": "46.7"
                    }, 
                    {
                        "value": "45.8"
                    }, 
                    {
                        "value": "48.2"
                    }, 
                    {
                        "value": "43.0"
                    }, 
                    {
                        "value": "41.3"
                    }, 
                    {
                        "value": "41.0"
                    }, 
                    {
                        "value": "48.2"
                    }, 
                    {
                        "value": "49.4"
                    }, 
                    {
                        "value": "43.8"
                    }, 
                    {
                        "value": "46.0"
                    }, 
                    {
                        "value": "41.6"
                    }, 
                    {
                        "value": "42.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }
                        ], 
                        "name": "Deposition Temperature"
                    }, 
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "3.7"
                            }, 
                            {
                                "value": "4.1"
                            }, 
                            {
                                "value": "4.6"
                            }, 
                            {
                                "value": "4.6"
                            }, 
                            {
                                "value": "4.9"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "5.4"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "5.9"
                            }, 
                            {
                                "value": "5.9"
                            }, 
                            {
                                "value": "3.7"
                            }, 
                            {
                                "value": "3.8"
                            }, 
                            {
                                "value": "3.8"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "4.4"
                            }, 
                            {
                                "value": "4.4"
                            }, 
                            {
                                "value": "4.5"
                            }, 
                            {
                                "value": "4.7"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "5.3"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "4.4"
                            }, 
                            {
                                "value": "4.4"
                            }, 
                            {
                                "value": "4.5"
                            }, 
                            {
                                "value": "4.8"
                            }, 
                            {
                                "value": "4.9"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "3.8"
                            }, 
                            {
                                "value": "3.9"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "3.9"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.1"
                            }, 
                            {
                                "value": "4.1"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "4.7"
                            }, 
                            {
                                "value": "4.8"
                            }, 
                            {
                                "value": "4.9"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.1"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "4.8"
                            }
                        ], 
                        "name": "x of Bx"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Performance Verification of New, Low-Cost Ceramics, R.E. Tressler and M. McNallan, Projects Within the Center for Advanced Materials, pp. 147-161 (1989), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "406"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "1250", 
                                "maximum": "1350"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Performance Verification of New, Low-Cost Ceramics, R.E. Tressler and M. McNallan, Projects Within the Center for Advanced Materials, pp. 147-161 (1989), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.64"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "4.6"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Performance Verification of New, Low-Cost Ceramics, R.E. Tressler and M. McNallan, Projects Within the Center for Advanced Materials, pp. 147-161 (1989), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "CS-101K"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "755"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "1350", 
                                "maximum": "1425"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "43"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Performance Verification of New, Low-Cost Ceramics, R.E. Tressler and M. McNallan, Projects Within the Center for Advanced Materials, pp. 147-161 (1989), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "CS-101K"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.8"
                    }, 
                    {
                        "value": "1.0"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "8.7"
                    }, 
                    {
                        "value": "11.1"
                    }, 
                    {
                        "value": "21.5"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1425"
                            }, 
                            {
                                "value": "1425"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "43"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Performance Verification of New, Low-Cost Ceramics, R.E. Tressler and M. McNallan, Projects Within the Center for Advanced Materials, pp. 147-161 (1989), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-430"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "195"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "1350", 
                                "maximum": "1450"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "58"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Performance Verification of New, Low-Cost Ceramics, R.E. Tressler and M. McNallan, Projects Within the Center for Advanced Materials, pp. 147-161 (1989), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NC-430"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "3.5"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "58"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Elastic Behavior of Partially-Sintered Alumina, D.J. Green, C. Nader, and R. Brezny, Ceramic Transactions, Vol. 7, pp. 345-356 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.58"
                    }, 
                    {
                        "value": "3.26"
                    }, 
                    {
                        "value": "18.0"
                    }, 
                    {
                        "value": "23.0"
                    }, 
                    {
                        "value": "32.1"
                    }, 
                    {
                        "value": "45.6"
                    }, 
                    {
                        "value": "65.7"
                    }, 
                    {
                        "value": "69.8"
                    }, 
                    {
                        "value": "78.1"
                    }, 
                    {
                        "value": "83.0"
                    }, 
                    {
                        "value": "91.4"
                    }, 
                    {
                        "value": "116"
                    }, 
                    {
                        "value": "117"
                    }, 
                    {
                        "value": "126"
                    }, 
                    {
                        "value": "172"
                    }, 
                    {
                        "value": "171"
                    }, 
                    {
                        "value": "198"
                    }, 
                    {
                        "value": "198"
                    }, 
                    {
                        "value": "209"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.588"
                            }, 
                            {
                                "value": "0.589"
                            }, 
                            {
                                "value": "0.595"
                            }, 
                            {
                                "value": "0.604"
                            }, 
                            {
                                "value": "0.622"
                            }, 
                            {
                                "value": "0.659"
                            }, 
                            {
                                "value": "0.701"
                            }, 
                            {
                                "value": "0.720"
                            }, 
                            {
                                "value": "0.735"
                            }, 
                            {
                                "value": "0.750"
                            }, 
                            {
                                "value": "0.778"
                            }, 
                            {
                                "value": "0.804"
                            }, 
                            {
                                "value": "0.825"
                            }, 
                            {
                                "value": "0.844"
                            }, 
                            {
                                "value": "0.903"
                            }, 
                            {
                                "value": "0.913"
                            }, 
                            {
                                "value": "0.952"
                            }, 
                            {
                                "value": "0.957"
                            }, 
                            {
                                "value": "0.998"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Elastic Behavior of Partially-Sintered Alumina, D.J. Green, C. Nader, and R. Brezny, Ceramic Transactions, Vol. 7, pp. 345-356 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.62"
                    }, 
                    {
                        "value": "3.19"
                    }, 
                    {
                        "value": "3.36"
                    }, 
                    {
                        "value": "15.7"
                    }, 
                    {
                        "value": "19.6"
                    }, 
                    {
                        "value": "22.6"
                    }, 
                    {
                        "value": "26.3"
                    }, 
                    {
                        "value": "31.1"
                    }, 
                    {
                        "value": "37.8"
                    }, 
                    {
                        "value": "50.2"
                    }, 
                    {
                        "value": "65.6"
                    }, 
                    {
                        "value": "94.7"
                    }, 
                    {
                        "value": "123"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "123"
                    }, 
                    {
                        "value": "141"
                    }, 
                    {
                        "value": "152"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "166"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "194"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "221"
                    }, 
                    {
                        "value": "244"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "249"
                    }, 
                    {
                        "value": "315"
                    }, 
                    {
                        "value": "322"
                    }, 
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "378"
                    }, 
                    {
                        "value": "377"
                    }, 
                    {
                        "value": "409"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.589"
                            }, 
                            {
                                "value": "0.582"
                            }, 
                            {
                                "value": "0.588"
                            }, 
                            {
                                "value": "0.584"
                            }, 
                            {
                                "value": "0.586"
                            }, 
                            {
                                "value": "0.588"
                            }, 
                            {
                                "value": "0.589"
                            }, 
                            {
                                "value": "0.594"
                            }, 
                            {
                                "value": "0.595"
                            }, 
                            {
                                "value": "0.604"
                            }, 
                            {
                                "value": "0.622"
                            }, 
                            {
                                "value": "0.659"
                            }, 
                            {
                                "value": "0.704"
                            }, 
                            {
                                "value": "0.703"
                            }, 
                            {
                                "value": "0.713"
                            }, 
                            {
                                "value": "0.720"
                            }, 
                            {
                                "value": "0.736"
                            }, 
                            {
                                "value": "0.749"
                            }, 
                            {
                                "value": "0.752"
                            }, 
                            {
                                "value": "0.779"
                            }, 
                            {
                                "value": "0.799"
                            }, 
                            {
                                "value": "0.799"
                            }, 
                            {
                                "value": "0.804"
                            }, 
                            {
                                "value": "0.825"
                            }, 
                            {
                                "value": "0.837"
                            }, 
                            {
                                "value": "0.845"
                            }, 
                            {
                                "value": "0.902"
                            }, 
                            {
                                "value": "0.908"
                            }, 
                            {
                                "value": "0.914"
                            }, 
                            {
                                "value": "0.954"
                            }, 
                            {
                                "value": "0.958"
                            }, 
                            {
                                "value": "0.999"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "The Elastic Behavior of Partially-Sintered Alumina, D.J. Green, C. Nader, and R. Brezny, Ceramic Transactions, Vol. 7, pp. 345-356 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.147"
                    }, 
                    {
                        "value": "0.156"
                    }, 
                    {
                        "value": "0.158"
                    }, 
                    {
                        "value": "0.161"
                    }, 
                    {
                        "value": "0.169"
                    }, 
                    {
                        "value": "0.162"
                    }, 
                    {
                        "value": "0.150"
                    }, 
                    {
                        "value": "0.142"
                    }, 
                    {
                        "value": "0.137"
                    }, 
                    {
                        "value": "0.179"
                    }, 
                    {
                        "value": "0.171"
                    }, 
                    {
                        "value": "0.165"
                    }, 
                    {
                        "value": "0.172"
                    }, 
                    {
                        "value": "0.166"
                    }, 
                    {
                        "value": "0.166"
                    }, 
                    {
                        "value": "0.177"
                    }, 
                    {
                        "value": "0.193"
                    }, 
                    {
                        "value": "0.171"
                    }, 
                    {
                        "value": "0.177"
                    }, 
                    {
                        "value": "0.182"
                    }, 
                    {
                        "value": "0.200"
                    }, 
                    {
                        "value": "0.201"
                    }, 
                    {
                        "value": "0.190"
                    }, 
                    {
                        "value": "0.201"
                    }, 
                    {
                        "value": "0.191"
                    }, 
                    {
                        "value": "0.209"
                    }, 
                    {
                        "value": "0.197"
                    }, 
                    {
                        "value": "0.184"
                    }, 
                    {
                        "value": "0.180"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.589"
                            }, 
                            {
                                "value": "0.596"
                            }, 
                            {
                                "value": "0.605"
                            }, 
                            {
                                "value": "0.624"
                            }, 
                            {
                                "value": "0.661"
                            }, 
                            {
                                "value": "0.704"
                            }, 
                            {
                                "value": "0.707"
                            }, 
                            {
                                "value": "0.716"
                            }, 
                            {
                                "value": "0.716"
                            }, 
                            {
                                "value": "0.722"
                            }, 
                            {
                                "value": "0.738"
                            }, 
                            {
                                "value": "0.753"
                            }, 
                            {
                                "value": "0.754"
                            }, 
                            {
                                "value": "0.782"
                            }, 
                            {
                                "value": "0.800"
                            }, 
                            {
                                "value": "0.803"
                            }, 
                            {
                                "value": "0.807"
                            }, 
                            {
                                "value": "0.827"
                            }, 
                            {
                                "value": "0.839"
                            }, 
                            {
                                "value": "0.848"
                            }, 
                            {
                                "value": "0.904"
                            }, 
                            {
                                "value": "0.909"
                            }, 
                            {
                                "value": "0.915"
                            }, 
                            {
                                "value": "0.954"
                            }, 
                            {
                                "value": "0.958"
                            }, 
                            {
                                "value": "0.997"
                            }, 
                            {
                                "value": "0.998"
                            }, 
                            {
                                "value": "0.997"
                            }, 
                            {
                                "value": "0.999"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Elastic Behavior of Partially-Sintered Alumina, D.J. Green, C. Nader, and R. Brezny, Ceramic Transactions, Vol. 7, pp. 345-356 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.48"
                    }, 
                    {
                        "value": "16.5"
                    }, 
                    {
                        "value": "21.3"
                    }, 
                    {
                        "value": "28.6"
                    }, 
                    {
                        "value": "38.7"
                    }, 
                    {
                        "value": "53.0"
                    }, 
                    {
                        "value": "58.6"
                    }, 
                    {
                        "value": "64.7"
                    }, 
                    {
                        "value": "71.5"
                    }, 
                    {
                        "value": "84.1"
                    }, 
                    {
                        "value": "89.3"
                    }, 
                    {
                        "value": "101"
                    }, 
                    {
                        "value": "105"
                    }, 
                    {
                        "value": "105"
                    }, 
                    {
                        "value": "132"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "133"
                    }, 
                    {
                        "value": "154"
                    }, 
                    {
                        "value": "154"
                    }, 
                    {
                        "value": "167"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.589"
                            }, 
                            {
                                "value": "0.595"
                            }, 
                            {
                                "value": "0.605"
                            }, 
                            {
                                "value": "0.622"
                            }, 
                            {
                                "value": "0.659"
                            }, 
                            {
                                "value": "0.705"
                            }, 
                            {
                                "value": "0.720"
                            }, 
                            {
                                "value": "0.738"
                            }, 
                            {
                                "value": "0.751"
                            }, 
                            {
                                "value": "0.779"
                            }, 
                            {
                                "value": "0.799"
                            }, 
                            {
                                "value": "0.826"
                            }, 
                            {
                                "value": "0.837"
                            }, 
                            {
                                "value": "0.846"
                            }, 
                            {
                                "value": "0.905"
                            }, 
                            {
                                "value": "0.908"
                            }, 
                            {
                                "value": "0.913"
                            }, 
                            {
                                "value": "0.953"
                            }, 
                            {
                                "value": "0.958"
                            }, 
                            {
                                "value": "0.999"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic and Thermal Properties of Yttrium Barium Zirconate, R. Sreekumar, J. Isaac, J. Philip, K.V. Paulose, M.T. Sebastian, and A.D. Damodaran, Physica Status Solidi (a), Vol. 133, pp. 341-347 (1992), published by Akademie Verlag Gmb H."
            }
        ], 
        "names": [
            "Yttrium barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "YBa2ZrO6", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.260"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "296"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic and Thermal Properties of Yttrium Barium Zirconate, R. Sreekumar, J. Isaac, J. Philip, K.V. Paulose, M.T. Sebastian, and A.D. Damodaran, Physica Status Solidi (a), Vol. 133, pp. 341-347 (1992), published by Akademie Verlag Gmb H."
            }
        ], 
        "names": [
            "Yttrium barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "YBa2ZrO6", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.019"
                    }, 
                    {
                        "value": "5.014"
                    }, 
                    {
                        "value": "5.009"
                    }, 
                    {
                        "value": "5.004"
                    }, 
                    {
                        "value": "4.999"
                    }, 
                    {
                        "value": "4.998"
                    }, 
                    {
                        "value": "4.991"
                    }, 
                    {
                        "value": "4.985"
                    }, 
                    {
                        "value": "4.975"
                    }, 
                    {
                        "value": "4.973"
                    }, 
                    {
                        "value": "4.964"
                    }, 
                    {
                        "value": "4.956"
                    }, 
                    {
                        "value": "4.956"
                    }, 
                    {
                        "value": "4.949"
                    }, 
                    {
                        "value": "4.935"
                    }, 
                    {
                        "value": "4.914"
                    }, 
                    {
                        "value": "4.898"
                    }, 
                    {
                        "value": "4.872"
                    }, 
                    {
                        "value": "4.847"
                    }, 
                    {
                        "value": "4.819"
                    }, 
                    {
                        "value": "4.783"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Longitudinal"
                            }
                        ], 
                        "name": "Mode"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "95.3"
                            }, 
                            {
                                "value": "100.7"
                            }, 
                            {
                                "value": "110.7"
                            }, 
                            {
                                "value": "120.7"
                            }, 
                            {
                                "value": "130.7"
                            }, 
                            {
                                "value": "140.0"
                            }, 
                            {
                                "value": "150.8"
                            }, 
                            {
                                "value": "160.0"
                            }, 
                            {
                                "value": "169.9"
                            }, 
                            {
                                "value": "180.8"
                            }, 
                            {
                                "value": "189.9"
                            }, 
                            {
                                "value": "200.7"
                            }, 
                            {
                                "value": "210.0"
                            }, 
                            {
                                "value": "220.0"
                            }, 
                            {
                                "value": "230.6"
                            }, 
                            {
                                "value": "240.3"
                            }, 
                            {
                                "value": "250.1"
                            }, 
                            {
                                "value": "260.5"
                            }, 
                            {
                                "value": "270.2"
                            }, 
                            {
                                "value": "281.3"
                            }, 
                            {
                                "value": "297.8"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic and Thermal Properties of Yttrium Barium Zirconate, R. Sreekumar, J. Isaac, J. Philip, K.V. Paulose, M.T. Sebastian, and A.D. Damodaran, Physica Status Solidi (a), Vol. 133, pp. 341-347 (1992), published by Akademie Verlag Gmb H."
            }
        ], 
        "names": [
            "Yttrium barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "YBa2ZrO6", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "153"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "188"
                    }, 
                    {
                        "value": "228"
                    }, 
                    {
                        "value": "245"
                    }, 
                    {
                        "value": "286"
                    }, 
                    {
                        "value": "324"
                    }, 
                    {
                        "value": "343"
                    }, 
                    {
                        "value": "383"
                    }, 
                    {
                        "value": "377"
                    }, 
                    {
                        "value": "392"
                    }, 
                    {
                        "value": "386"
                    }, 
                    {
                        "value": "403"
                    }, 
                    {
                        "value": "395"
                    }, 
                    {
                        "value": "414"
                    }, 
                    {
                        "value": "408"
                    }, 
                    {
                        "value": "403"
                    }, 
                    {
                        "value": "398"
                    }, 
                    {
                        "value": "394"
                    }, 
                    {
                        "value": "388"
                    }, 
                    {
                        "value": "383"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "417"
                    }, 
                    {
                        "value": "479"
                    }, 
                    {
                        "value": "497"
                    }, 
                    {
                        "value": "537"
                    }, 
                    {
                        "value": "577"
                    }, 
                    {
                        "value": "616"
                    }, 
                    {
                        "value": "635"
                    }, 
                    {
                        "value": "675"
                    }, 
                    {
                        "value": "737"
                    }, 
                    {
                        "value": "821"
                    }, 
                    {
                        "value": "929"
                    }, 
                    {
                        "value": "1126"
                    }, 
                    {
                        "value": "1321"
                    }, 
                    {
                        "value": "1451"
                    }, 
                    {
                        "value": "1648"
                    }, 
                    {
                        "value": "1823"
                    }, 
                    {
                        "value": "2019"
                    }, 
                    {
                        "value": "2193"
                    }, 
                    {
                        "value": "2435"
                    }, 
                    {
                        "value": "2587"
                    }, 
                    {
                        "value": "2807"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "112"
                            }, 
                            {
                                "value": "128"
                            }, 
                            {
                                "value": "144"
                            }, 
                            {
                                "value": "157"
                            }, 
                            {
                                "value": "173"
                            }, 
                            {
                                "value": "187"
                            }, 
                            {
                                "value": "206"
                            }, 
                            {
                                "value": "219"
                            }, 
                            {
                                "value": "233"
                            }, 
                            {
                                "value": "251"
                            }, 
                            {
                                "value": "275"
                            }, 
                            {
                                "value": "294"
                            }, 
                            {
                                "value": "310"
                            }, 
                            {
                                "value": "333"
                            }, 
                            {
                                "value": "347"
                            }, 
                            {
                                "value": "365"
                            }, 
                            {
                                "value": "381"
                            }, 
                            {
                                "value": "397"
                            }, 
                            {
                                "value": "408"
                            }, 
                            {
                                "value": "426"
                            }, 
                            {
                                "value": "442"
                            }, 
                            {
                                "value": "458"
                            }, 
                            {
                                "value": "477"
                            }, 
                            {
                                "value": "493"
                            }, 
                            {
                                "value": "507"
                            }, 
                            {
                                "value": "520"
                            }, 
                            {
                                "value": "536"
                            }, 
                            {
                                "value": "552"
                            }, 
                            {
                                "value": "566"
                            }, 
                            {
                                "value": "579"
                            }, 
                            {
                                "value": "596"
                            }, 
                            {
                                "value": "612"
                            }, 
                            {
                                "value": "626"
                            }, 
                            {
                                "value": "638"
                            }, 
                            {
                                "value": "658"
                            }, 
                            {
                                "value": "672"
                            }, 
                            {
                                "value": "687"
                            }, 
                            {
                                "value": "699"
                            }, 
                            {
                                "value": "716"
                            }, 
                            {
                                "value": "733"
                            }, 
                            {
                                "value": "746"
                            }, 
                            {
                                "value": "760"
                            }, 
                            {
                                "value": "775"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic and Thermal Properties of Yttrium Barium Zirconate, R. Sreekumar, J. Isaac, J. Philip, K.V. Paulose, M.T. Sebastian, and A.D. Damodaran, Physica Status Solidi (a), Vol. 133, pp. 341-347 (1992), published by Akademie Verlag Gmb H."
            }
        ], 
        "names": [
            "Yttrium barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "YBa2ZrO6", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.186"
                    }, 
                    {
                        "value": "0.212"
                    }, 
                    {
                        "value": "0.215"
                    }, 
                    {
                        "value": "0.241"
                    }, 
                    {
                        "value": "0.284"
                    }, 
                    {
                        "value": "0.304"
                    }, 
                    {
                        "value": "0.333"
                    }, 
                    {
                        "value": "0.364"
                    }, 
                    {
                        "value": "0.393"
                    }, 
                    {
                        "value": "0.397"
                    }, 
                    {
                        "value": "0.397"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "92"
                            }, 
                            {
                                "value": "114"
                            }, 
                            {
                                "value": "128"
                            }, 
                            {
                                "value": "143"
                            }, 
                            {
                                "value": "159"
                            }, 
                            {
                                "value": "174"
                            }, 
                            {
                                "value": "189"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "234"
                            }, 
                            {
                                "value": "265"
                            }, 
                            {
                                "value": "294"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "High-Pressure and High-Temperature Crystal Chemistry of Beryllium Oxide, R.M. Hazen and L.W. Finger, Journal of Applied Physics, Vol. 59 11, pp. 3728-3733 (1986), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
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            {
                "citation": "Fracture Toughness of Ceramics in the AlN-SiC System, R.N. Katz, S. Grendahl, K. Cho, I. Bar-On, and W. Rafaniello, Ceramic Engineering and Science Proceedings, Vol. 15, pp. 877-884 (1994), published by American Ceramic Society."
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        ], 
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            }
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        "references": [
            {
                "citation": "Fracture Toughness of Ceramics in the AlN-SiC System, R.N. Katz, S. Grendahl, K. Cho, I. Bar-On, and W. Rafaniello, Ceramic Engineering and Science Proceedings, Vol. 15, pp. 877-884 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SiC"
                            }
                        ], 
                        "name": "Phase"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "Heat Capacities at Low Temperatures and Entropies at 298.16\u00b0K.  Of  Crystalline Calcium and Magnesium Aluminates, E.G. King, Journal of Physical Chemistry, Vol. 59, pp. 218-219 (1955), published by American Chemical Society."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "31.17"
                    }, 
                    {
                        "value": "37.73"
                    }, 
                    {
                        "value": "46.78"
                    }, 
                    {
                        "value": "57.43"
                    }, 
                    {
                        "value": "68.84"
                    }, 
                    {
                        "value": "81.13"
                    }, 
                    {
                        "value": "94.42"
                    }, 
                    {
                        "value": "107.6"
                    }, 
                    {
                        "value": "139.3"
                    }, 
                    {
                        "value": "181.8"
                    }, 
                    {
                        "value": "217.1"
                    }, 
                    {
                        "value": "256.9"
                    }, 
                    {
                        "value": "302.6"
                    }, 
                    {
                        "value": "343.7"
                    }, 
                    {
                        "value": "385.5"
                    }, 
                    {
                        "value": "424.3"
                    }, 
                    {
                        "value": "462.8"
                    }, 
                    {
                        "value": "499.3"
                    }, 
                    {
                        "value": "535.8"
                    }, 
                    {
                        "value": "569.9"
                    }, 
                    {
                        "value": "603.1"
                    }, 
                    {
                        "value": "639.6"
                    }, 
                    {
                        "value": "667.2"
                    }, 
                    {
                        "value": "690.1"
                    }, 
                    {
                        "value": "717.8"
                    }, 
                    {
                        "value": "743.1"
                    }, 
                    {
                        "value": "765.4"
                    }, 
                    {
                        "value": "790.7"
                    }, 
                    {
                        "value": "809.2"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "53.55"
                            }, 
                            {
                                "value": "57.72"
                            }, 
                            {
                                "value": "62.19"
                            }, 
                            {
                                "value": "66.84"
                            }, 
                            {
                                "value": "71.51"
                            }, 
                            {
                                "value": "76.17"
                            }, 
                            {
                                "value": "80.80"
                            }, 
                            {
                                "value": "85.02"
                            }, 
                            {
                                "value": "94.43"
                            }, 
                            {
                                "value": "105.62"
                            }, 
                            {
                                "value": "114.95"
                            }, 
                            {
                                "value": "124.87"
                            }, 
                            {
                                "value": "135.89"
                            }, 
                            {
                                "value": "146.36"
                            }, 
                            {
                                "value": "156.37"
                            }, 
                            {
                                "value": "165.90"
                            }, 
                            {
                                "value": "175.91"
                            }, 
                            {
                                "value": "185.86"
                            }, 
                            {
                                "value": "196.21"
                            }, 
                            {
                                "value": "206.36"
                            }, 
                            {
                                "value": "216.32"
                            }, 
                            {
                                "value": "228.03"
                            }, 
                            {
                                "value": "237.36"
                            }, 
                            {
                                "value": "245.85"
                            }, 
                            {
                                "value": "256.37"
                            }, 
                            {
                                "value": "266.66"
                            }, 
                            {
                                "value": "276.12"
                            }, 
                            {
                                "value": "286.54"
                            }, 
                            {
                                "value": "296.31"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "4.435"
                            }, 
                            {
                                "value": "5.368"
                            }, 
                            {
                                "value": "6.657"
                            }, 
                            {
                                "value": "8.171"
                            }, 
                            {
                                "value": "9.795"
                            }, 
                            {
                                "value": "11.54"
                            }, 
                            {
                                "value": "13.43"
                            }, 
                            {
                                "value": "15.31"
                            }, 
                            {
                                "value": "19.82"
                            }, 
                            {
                                "value": "25.86"
                            }, 
                            {
                                "value": "30.89"
                            }, 
                            {
                                "value": "36.56"
                            }, 
                            {
                                "value": "43.05"
                            }, 
                            {
                                "value": "48.91"
                            }, 
                            {
                                "value": "54.85"
                            }, 
                            {
                                "value": "60.38"
                            }, 
                            {
                                "value": "65.86"
                            }, 
                            {
                                "value": "71.04"
                            }, 
                            {
                                "value": "76.23"
                            }, 
                            {
                                "value": "81.09"
                            }, 
                            {
                                "value": "85.81"
                            }, 
                            {
                                "value": "91.00"
                            }, 
                            {
                                "value": "94.93"
                            }, 
                            {
                                "value": "98.20"
                            }, 
                            {
                                "value": "102.1"
                            }, 
                            {
                                "value": "105.7"
                            }, 
                            {
                                "value": "108.9"
                            }, 
                            {
                                "value": "112.5"
                            }, 
                            {
                                "value": "115.1"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Crystal Structure and Equation of State of Cotunnite-Type Zirconia, J. Haines, J.M. Leger, and A. Atouf, Journal of the American Ceramic Society, Vol. 78 2, pp. 445-448 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.002", 
                        "value": "0.256"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "0.110"
                    }, 
                    {
                        "value": "0.2500"
                    }, 
                    {
                        "uncertainty": "0.002", 
                        "value": "0.356"
                    }, 
                    {
                        "uncertainty": "0.002", 
                        "value": "0.422"
                    }, 
                    {
                        "value": "0.2500"
                    }, 
                    {
                        "uncertainty": "0.003", 
                        "value": "0.022"
                    }, 
                    {
                        "uncertainty": "0.002", 
                        "value": "0.331"
                    }, 
                    {
                        "value": "0.7500"
                    }, 
                    {
                        "uncertainty": "0.004", 
                        "value": "0.251"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "0.109"
                    }, 
                    {
                        "value": "0.2500"
                    }, 
                    {
                        "uncertainty": "0.004", 
                        "value": "0.364"
                    }, 
                    {
                        "uncertainty": "0.004", 
                        "value": "0.422"
                    }, 
                    {
                        "value": "0.2500"
                    }, 
                    {
                        "uncertainty": "0.006", 
                        "value": "0.021"
                    }, 
                    {
                        "uncertainty": "0.003", 
                        "value": "0.328"
                    }, 
                    {
                        "value": "0.7500"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Zr : x"
                            }, 
                            {
                                "value": "Zr : y"
                            }, 
                            {
                                "value": "Zr : z"
                            }, 
                            {
                                "value": "O(1) : x"
                            }, 
                            {
                                "value": "O(1) : y"
                            }, 
                            {
                                "value": "O(1) : z"
                            }, 
                            {
                                "value": "O(2) : x"
                            }, 
                            {
                                "value": "O(2) : y"
                            }, 
                            {
                                "value": "O(2) : z"
                            }, 
                            {
                                "value": "Zr : x"
                            }, 
                            {
                                "value": "Zr : y"
                            }, 
                            {
                                "value": "Zr : z"
                            }, 
                            {
                                "value": "O(1) : x"
                            }, 
                            {
                                "value": "O(1) : y"
                            }, 
                            {
                                "value": "O(1) : z"
                            }, 
                            {
                                "value": "O(2) : x"
                            }, 
                            {
                                "value": "O(2) : y"
                            }, 
                            {
                                "value": "O(2) : z"
                            }
                        ], 
                        "name": "Atom : Coordinate"
                    }, 
                    {
                        "units": "GPa", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "24.6"
                            }, 
                            {
                                "value": "24.6"
                            }, 
                            {
                                "value": "24.6"
                            }, 
                            {
                                "value": "24.6"
                            }, 
                            {
                                "value": "24.6"
                            }, 
                            {
                                "value": "24.6"
                            }, 
                            {
                                "value": "24.6"
                            }, 
                            {
                                "value": "24.6"
                            }, 
                            {
                                "value": "24.6"
                            }
                        ], 
                        "name": "Pressure"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Crystal Structure and Equation of State of Cotunnite-Type Zirconia, J. Haines, J.M. Leger, and A. Atouf, Journal of the American Ceramic Society, Vol. 78 2, pp. 445-448 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.001", 
                        "value": "5.593"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "6.484"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "3.333"
                    }, 
                    {
                        "uncertainty": "0.003", 
                        "value": "5.471"
                    }, 
                    {
                        "uncertainty": "0.004", 
                        "value": "6.341"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "3.246"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "GPa", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "24.6"
                            }, 
                            {
                                "value": "24.6"
                            }, 
                            {
                                "value": "24.6"
                            }
                        ], 
                        "name": "Pressure"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Formation and Characteristics of Silicon Nitride-Lithium Aluminum Silicate Ceramics:  Part II, Mechanical and Thermal Properties, D.J. Kim, P. Greil, and G. Petzow, Advanced Ceramic Materials, Vol. 2 4, pp. 822-826 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "15", 
                        "value": "267"
                    }, 
                    {
                        "uncertainty": "15", 
                        "value": "268"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "yes"
                            }
                        ], 
                        "name": "Devitrified"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Formation and Characteristics of Silicon Nitride-Lithium Aluminum Silicate Ceramics:  Part II, Mechanical and Thermal Properties, D.J. Kim, P. Greil, and G. Petzow, Advanced Ceramic Materials, Vol. 2 4, pp. 822-826 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "48", 
                        "value": "588"
                    }, 
                    {
                        "uncertainty": "51", 
                        "value": "635"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "yes"
                            }
                        ], 
                        "name": "Devitrified"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Formation and Characteristics of Silicon Nitride-Lithium Aluminum Silicate Ceramics:  Part II, Mechanical and Thermal Properties, D.J. Kim, P. Greil, and G. Petzow, Advanced Ceramic Materials, Vol. 2 4, pp. 822-826 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.13", 
                        "value": "4.19"
                    }, 
                    {
                        "uncertainty": "0.11", 
                        "value": "5.61"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "yes"
                            }
                        ], 
                        "name": "Devitrified"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Formation and Characteristics of Silicon Nitride-Lithium Aluminum Silicate Ceramics:  Part II, Mechanical and Thermal Properties, D.J. Kim, P. Greil, and G. Petzow, Advanced Ceramic Materials, Vol. 2 4, pp. 822-826 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.25", 
                        "value": "14.25"
                    }, 
                    {
                        "uncertainty": "0.25", 
                        "value": "14.28"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "No"
                            }, 
                            {
                                "value": "Yes"
                            }
                        ], 
                        "name": "Devitrified"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Formation and Characteristics of Silicon Nitride-Lithium Aluminum Silicate Ceramics:  Part II, Mechanical and Thermal Properties, D.J. Kim, P. Greil, and G. Petzow, Advanced Ceramic Materials, Vol. 2 4, pp. 822-826 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.36"
                    }, 
                    {
                        "value": "3.22"
                    }, 
                    {
                        "value": "3.22"
                    }, 
                    {
                        "value": "3.16"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "40", 
                                "maximum": "700"
                            }, 
                            {
                                "minimum": "40", 
                                "maximum": "1200"
                            }, 
                            {
                                "minimum": "40", 
                                "maximum": "1200"
                            }, 
                            {
                                "minimum": "40", 
                                "maximum": "1200"
                            }
                        ], 
                        "name": "Temperature Interval"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Cooling"
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                "citation": "Formation and Characteristics of Silicon Nitride-Lithium Aluminum Silicate Ceramics:  Part II, Mechanical and Thermal Properties, D.J. Kim, P. Greil, and G. Petzow, Advanced Ceramic Materials, Vol. 2 4, pp. 822-826 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.62"
                    }, 
                    {
                        "value": "2.39"
                    }, 
                    {
                        "value": "2.69"
                    }, 
                    {
                        "value": "1.59"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "40", 
                                "maximum": "70"
                            }, 
                            {
                                "minimum": "40", 
                                "maximum": "1200"
                            }, 
                            {
                                "minimum": "40", 
                                "maximum": "1200"
                            }, 
                            {
                                "minimum": "40", 
                                "maximum": "1200"
                            }
                        ], 
                        "name": "Temperature Interval"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Cooling"
                            }
                        ], 
                        "name": "Measurement Cycle"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "yes"
                            }, 
                            {
                                "value": "no"
                            }
                        ], 
                        "name": "Devitrified"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Crystal Structure of Mullite:  A Re-examination of the Average Structure, R.J. Angel and C.T. Prewitt, American Mineralogist, Vol. 71, pp. 1476-1482 (1986), published by Allen Press, Inc.."
            }
        ], 
        "names": [
            "Mullite(2:1)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "2Al2O3.SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Crystal Structure of Mullite:  A Re-examination of the Average Structure, R.J. Angel and C.T. Prewitt, American Mineralogist, Vol. 71, pp. 1476-1482 (1986), published by Allen Press, Inc.."
            }
        ], 
        "names": [
            "Mullite(2:1)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "2Al2O3.SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0"
                    }, 
                    {
                        "value": "0.0"
                    }, 
                    {
                        "value": "0.0"
                    }, 
                    {
                        "uncertainty": "0.00002", 
                        "value": "0.14901"
                    }, 
                    {
                        "uncertainty": "0.00002", 
                        "value": "0.34026"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "uncertainty": "0.00002", 
                        "value": "0.14901"
                    }, 
                    {
                        "uncertainty": "0.00002", 
                        "value": "0.34026"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "uncertainty": "0.00009", 
                        "value": "0.26247"
                    }, 
                    {
                        "uncertainty": "0.00009", 
                        "value": "0.20529"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "uncertainty": "0.00009", 
                        "value": "0.26247"
                    }, 
                    {
                        "uncertainty": "0.00009", 
                        "value": "0.20529"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.3590"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.4218"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.1273"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.2186"
                    }, 
                    {
                        "value": "0.0"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "value": "0.0"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.4498"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "0.0505"
                    }, 
                    {
                        "value": "0.5"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Al : x"
                            }, 
                            {
                                "value": "Al : y"
                            }, 
                            {
                                "value": "Al : z"
                            }, 
                            {
                                "value": "Al(T) : x"
                            }, 
                            {
                                "value": "Al(T) : y"
                            }, 
                            {
                                "value": "Al(T) : z"
                            }, 
                            {
                                "value": "Si(T) : x"
                            }, 
                            {
                                "value": "Si(T) : y"
                            }, 
                            {
                                "value": "Si(T) : z"
                            }, 
                            {
                                "value": "Al(*) : x"
                            }, 
                            {
                                "value": "Al(*) : y"
                            }, 
                            {
                                "value": "Al(*) : z"
                            }, 
                            {
                                "value": "Si(*) : x"
                            }, 
                            {
                                "value": "Si(*) : y"
                            }, 
                            {
                                "value": "Si(*) : z"
                            }, 
                            {
                                "value": "O(1) : x"
                            }, 
                            {
                                "value": "O(1) : y"
                            }, 
                            {
                                "value": "O(1) : z"
                            }, 
                            {
                                "value": "O(2) : x"
                            }, 
                            {
                                "value": "O(2) : y"
                            }, 
                            {
                                "value": "O(2) : z"
                            }, 
                            {
                                "value": "O(3) : x"
                            }, 
                            {
                                "value": "O(3) : y"
                            }, 
                            {
                                "value": "O(3) : z"
                            }, 
                            {
                                "value": "O(4) : x"
                            }, 
                            {
                                "value": "O(4) : y"
                            }, 
                            {
                                "value": "O(4) : z"
                            }
                        ], 
                        "name": "Atom : Coordinate"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "uncertainty": "0.02", 
                                "value": "0.56"
                            }, 
                            {
                                "uncertainty": "0.02", 
                                "value": "0.56"
                            }, 
                            {
                                "uncertainty": "0.02", 
                                "value": "0.56"
                            }, 
                            {
                                "uncertainty": "0.02", 
                                "value": "0.25"
                            }, 
                            {
                                "uncertainty": "0.02", 
                                "value": "0.25"
                            }, 
                            {
                                "uncertainty": "0.02", 
                                "value": "0.25"
                            }, 
                            {
                                "uncertainty": "0.02", 
                                "value": "0.13"
                            }, 
                            {
                                "uncertainty": "0.02", 
                                "value": "0.13"
                            }, 
                            {
                                "uncertainty": "0.02", 
                                "value": "0.13"
                            }, 
                            {
                                "uncertainty": "0.02", 
                                "value": "0.06"
                            }, 
                            {
                                "uncertainty": "0.02", 
                                "value": "0.06"
                            }, 
                            {
                                "uncertainty": "0.02", 
                                "value": "0.06"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "uncertainty": "0.01", 
                                "value": "0.39"
                            }, 
                            {
                                "uncertainty": "0.01", 
                                "value": "0.39"
                            }, 
                            {
                                "uncertainty": "0.01", 
                                "value": "0.39"
                            }, 
                            {
                                "uncertainty": "0.01", 
                                "value": "0.19"
                            }, 
                            {
                                "uncertainty": "0.01", 
                                "value": "0.19"
                            }, 
                            {
                                "uncertainty": "0.01", 
                                "value": "0.19"
                            }
                        ], 
                        "name": "Occupancy"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Crystal Structure of Mullite:  A Re-examination of the Average Structure, R.J. Angel and C.T. Prewitt, American Mineralogist, Vol. 71, pp. 1476-1482 (1986), published by Allen Press, Inc.."
            }
        ], 
        "names": [
            "Mullite(2:1)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "2Al2O3.SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0006", 
                        "value": "7.5785"
                    }, 
                    {
                        "uncertainty": "0.0007", 
                        "value": "7.6817"
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                    {
                        "uncertainty": "0.0003", 
                        "value": "2.8864"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Investigation of Some Electrophysical Properties of Pyzolytic, V. S. Neshpor, V. P. Nikitin, and V. V. Rabotnov, Poroshkovaya Metallurgiya (Metallurgy of Powders) 11, pp. 62-68 (1968)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
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                        "value": "Polycrystalline"
                    }
                ], 
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            {
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                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
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                        "value": "Fe"
                    }, 
                    {
                        "value": "Mn"
                    }, 
                    {
                        "value": "Mg"
                    }, 
                    {
                        "value": "Si"
                    }, 
                    {
                        "value": "Al"
                    }, 
                    {
                        "value": "Ca"
                    }, 
                    {
                        "value": "C"
                    }, 
                    {
                        "value": "Cr"
                    }, 
                    {
                        "value": "Ni"
                    }, 
                    {
                        "value": "Ti"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.004"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.002"
                            }, 
                            {
                                "value": "0.004"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Investigation of Some Electrophysical Properties of Pyzolytic, V. S. Neshpor, V. P. Nikitin, and V. V. Rabotnov, Poroshkovaya Metallurgiya (Metallurgy of Powders) 11, pp. 62-68 (1968)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
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                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.61"
                    }, 
                    {
                        "value": "12.00"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Investigation of Some Electrophysical Properties of Pyzolytic, V. S. Neshpor, V. P. Nikitin, and V. V. Rabotnov, Poroshkovaya Metallurgiya (Metallurgy of Powders) 11, pp. 62-68 (1968)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Plate"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.4"
                    }
                ], 
                "units": "Log10{$\\Omega$$\\cdot$cm}", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "278"
                            }, 
                            {
                                "value": "385"
                            }, 
                            {
                                "value": "476"
                            }, 
                            {
                                "value": "667"
                            }, 
                            {
                                "value": "833"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Electrical Resistivity Log"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Investigation of Some Electrophysical Properties of Pyzolytic, V. S. Neshpor, V. P. Nikitin, and V. V. Rabotnov, Poroshkovaya Metallurgiya (Metallurgy of Powders) 11, pp. 62-68 (1968)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Plate"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "3", 
                        "value": "18"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Natural Specimen"
            }
        ], 
        "references": [
            {
                "citation": "Plastic Deformation and Anisotropy in the Hardness of Diamond, C.A. Brookes, Nature, Vol. 228, pp. 660-661 (1970), published by Macmillan Magazines Ltd."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.6", 
                        "value": "9.5"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "9.1"
                    }, 
                    {
                        "uncertainty": "0.8", 
                        "value": "6.6"
                    }, 
                    {
                        "uncertainty": "0.8", 
                        "value": "6.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "010"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }
                        ], 
                        "name": "Crystal Direction"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Temperature, Environment, and Orientation on the Fracture Toughness of Single-Crystal YAG, T. Mah and T.A. Parthasarathy, Journal of the American Ceramic Society, Vol. 80 10, pp. 2730-2734 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttrium aluminum garnet (YAG)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y3Al5O12", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Commercial Crystal Labs."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "3.0"
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                        "value": "3.3"
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                    {
                        "value": "3.1"
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                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.8"
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                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "3.8"
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                    {
                        "value": "3.9"
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                    {
                        "value": "4.3"
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                    {
                        "value": "4.6"
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                    {
                        "value": "1.1"
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                    {
                        "value": "1.5"
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                    {
                        "value": "1.7"
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                    {
                        "value": "2.3"
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                    {
                        "value": "2.7"
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                    {
                        "value": "2.0"
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                    {
                        "value": "2.2"
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                    {
                        "value": "2.6"
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                    {
                        "value": "2.9"
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                        "value": "3.2"
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                    {
                        "value": "3.6"
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                    {
                        "value": "4.0"
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                    {
                        "value": "4.9"
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                    {
                        "value": "5.0"
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                    {
                        "value": "5.8"
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                    {
                        "value": "6.9"
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                    {
                        "value": "8.3"
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                    {
                        "value": "9.5"
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                            {
                                "value": "Air"
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                            }, 
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                                "value": "Vacuum"
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                            {
                                "value": "Vacuum"
                            }, 
                            {
                                "value": "Vacuum"
                            }, 
                            {
                                "value": "Vacuum"
                            }, 
                            {
                                "value": "Vacuum"
                            }, 
                            {
                                "value": "Vacuum"
                            }, 
                            {
                                "value": "Vacuum"
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                            {
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                            {
                                "value": "Vacuum"
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                            {
                                "value": "Vacuum"
                            }, 
                            {
                                "value": "Vacuum"
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                                "value": "1600"
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                            {
                                "value": "1600"
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                            {
                                "value": "1600"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
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                ], 
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                                "value": "92.2"
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                            {
                                "value": "0.12"
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            {
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                                "value": "23"
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                "citation": "The Measurement of Sliding Friction and Wear of Ceramics at High Temperature, M.G. Gee, C.S. Matharu, E.A. Almond, and T.S. Eyre, Wear, Vol. 138, pp. 169-187 (1990), published by Elsevier Science S.A.."
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                "citation": "The Measurement of Sliding Friction and Wear of Ceramics at High Temperature, M.G. Gee, C.S. Matharu, E.A. Almond, and T.S. Eyre, Wear, Vol. 138, pp. 169-187 (1990), published by Elsevier Science S.A.."
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                    {
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                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Part 1: An Introduction for the Engineer and Designer, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 1, pp. 73-91 (1985), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "100"
                    }, 
                    {
                        "value": "80"
                    }, 
                    {
                        "value": "60"
                    }, 
                    {
                        "value": "40"
                    }, 
                    {
                        "value": "35"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Part 1: An Introduction for the Engineer and Designer, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 1, pp. 73-91 (1985), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4500"
                    }, 
                    {
                        "value": "3200"
                    }, 
                    {
                        "value": "1600"
                    }, 
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "800"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Part 1: An Introduction for the Engineer and Designer, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 1, pp. 73-91 (1985), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "6.6"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Part 1: An Introduction for the Engineer and Designer, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 1, pp. 73-91 (1985), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "MgO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Sintering Aid Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Part 1: An Introduction for the Engineer and Designer, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 1, pp. 73-91 (1985), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.05", 
                        "value": "3.15"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "% theoretic", 
                        "scalars": [
                            {
                                "value": "98"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Part 1: An Introduction for the Engineer and Designer, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 1, pp. 73-91 (1985), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "680"
                    }, 
                    {
                        "value": "800"
                    }, 
                    {
                        "value": "1060"
                    }, 
                    {
                        "value": "1300"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Part 1: An Introduction for the Engineer and Designer, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 1, pp. 73-91 (1985), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "40"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "28"
                    }, 
                    {
                        "value": "18"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Part 1: An Introduction for the Engineer and Designer, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 1, pp. 73-91 (1985), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1900"
                    }, 
                    {
                        "value": "1300"
                    }, 
                    {
                        "value": "600"
                    }, 
                    {
                        "value": "400"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Part 1: An Introduction for the Engineer and Designer, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 1, pp. 73-91 (1985), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "3.3"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Behavior of MgO Matrix Composites, K.R. Janowski and R.C. Rossi, Journal of the American Ceramic Society, Vol. 50 11, pp. 599-603 (1967), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "292.2"
                    }, 
                    {
                        "value": "286.6"
                    }, 
                    {
                        "value": "279.7"
                    }, 
                    {
                        "value": "278.6"
                    }, 
                    {
                        "value": "274.5"
                    }, 
                    {
                        "value": "270.2"
                    }, 
                    {
                        "value": "275.1"
                    }, 
                    {
                        "value": "270.8"
                    }, 
                    {
                        "value": "245.8"
                    }, 
                    {
                        "value": "244.0"
                    }, 
                    {
                        "value": "196.4"
                    }, 
                    {
                        "value": "193.2"
                    }, 
                    {
                        "value": "306.0"
                    }, 
                    {
                        "value": "304.7"
                    }, 
                    {
                        "value": "301.2"
                    }, 
                    {
                        "value": "302.8"
                    }, 
                    {
                        "value": "298.6"
                    }, 
                    {
                        "value": "290.4"
                    }, 
                    {
                        "value": "290.4"
                    }, 
                    {
                        "value": "281.4"
                    }, 
                    {
                        "value": "283.1"
                    }, 
                    {
                        "value": "283.0"
                    }, 
                    {
                        "value": "273.6"
                    }, 
                    {
                        "value": "275.2"
                    }, 
                    {
                        "value": "270.1"
                    }, 
                    {
                        "value": "272.6"
                    }, 
                    {
                        "value": "278.5"
                    }, 
                    {
                        "value": "243.4"
                    }, 
                    {
                        "value": "240.6"
                    }, 
                    {
                        "value": "242.2"
                    }, 
                    {
                        "value": "242.1"
                    }, 
                    {
                        "value": "207.0"
                    }, 
                    {
                        "value": "205.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }
                        ], 
                        "name": "Mode"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "2.2"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "4.6"
                            }, 
                            {
                                "value": "4.8"
                            }, 
                            {
                                "value": "10.4"
                            }, 
                            {
                                "value": "11.4"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "4.4"
                            }, 
                            {
                                "value": "4.8"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "10.9"
                            }, 
                            {
                                "value": "11.2"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Behavior of MgO Matrix Composites, K.R. Janowski and R.C. Rossi, Journal of the American Ceramic Society, Vol. 50 11, pp. 599-603 (1967), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.172"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Behavior of MgO Matrix Composites, K.R. Janowski and R.C. Rossi, Journal of the American Ceramic Society, Vol. 50 11, pp. 599-603 (1967), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "123.4"
                    }, 
                    {
                        "value": "121.2"
                    }, 
                    {
                        "value": "117.6"
                    }, 
                    {
                        "value": "113.3"
                    }, 
                    {
                        "value": "117.5"
                    }, 
                    {
                        "value": "115.7"
                    }, 
                    {
                        "value": "98.3"
                    }, 
                    {
                        "value": "96.5"
                    }, 
                    {
                        "value": "99.8"
                    }, 
                    {
                        "value": "85.3"
                    }, 
                    {
                        "value": "82.1"
                    }, 
                    {
                        "value": "130.5"
                    }, 
                    {
                        "value": "130.8"
                    }, 
                    {
                        "value": "129.8"
                    }, 
                    {
                        "value": "128.1"
                    }, 
                    {
                        "value": "126.4"
                    }, 
                    {
                        "value": "124.2"
                    }, 
                    {
                        "value": "122.4"
                    }, 
                    {
                        "value": "119.5"
                    }, 
                    {
                        "value": "121.1"
                    }, 
                    {
                        "value": "116.7"
                    }, 
                    {
                        "value": "114.1"
                    }, 
                    {
                        "value": "115.8"
                    }, 
                    {
                        "value": "112.3"
                    }, 
                    {
                        "value": "110.5"
                    }, 
                    {
                        "value": "95.8"
                    }, 
                    {
                        "value": "97.2"
                    }, 
                    {
                        "value": "97.1"
                    }, 
                    {
                        "value": "86.6"
                    }, 
                    {
                        "value": "87.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "transverse"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }
                        ], 
                        "name": "Mode"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "2.2"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "4.6"
                            }, 
                            {
                                "value": "4.8"
                            }, 
                            {
                                "value": "4.9"
                            }, 
                            {
                                "value": "10.4"
                            }, 
                            {
                                "value": "11.3"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.2"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "4.5"
                            }, 
                            {
                                "value": "4.9"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "11.0"
                            }, 
                            {
                                "value": "11.2"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Porosity-Dependence of Elastic Moduli and Hardness of 3Y-TZP Ceramics, J. Luo and R. Stevens, Ceramics International, Vol. 25, pp. 281-286 (1999), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "195"
                    }, 
                    {
                        "value": "189"
                    }, 
                    {
                        "value": "175"
                    }, 
                    {
                        "value": "173"
                    }, 
                    {
                        "value": "158"
                    }, 
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "164"
                    }, 
                    {
                        "value": "124"
                    }, 
                    {
                        "value": "69"
                    }, 
                    {
                        "value": "42"
                    }, 
                    {
                        "value": "38"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.003"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.03"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.06"
                            }, 
                            {
                                "value": "0.06"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.09"
                            }, 
                            {
                                "value": "0.17"
                            }, 
                            {
                                "value": "0.31"
                            }, 
                            {
                                "value": "0.38"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Porosity-Dependence of Elastic Moduli and Hardness of 3Y-TZP Ceramics, J. Luo and R. Stevens, Ceramics International, Vol. 25, pp. 281-286 (1999), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "219"
                    }, 
                    {
                        "value": "213"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "199"
                    }, 
                    {
                        "value": "194"
                    }, 
                    {
                        "value": "171"
                    }, 
                    {
                        "value": "182"
                    }, 
                    {
                        "value": "168"
                    }, 
                    {
                        "value": "146"
                    }, 
                    {
                        "value": "119"
                    }, 
                    {
                        "value": "78"
                    }, 
                    {
                        "value": "53"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.003"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.03"
                            }, 
                            {
                                "value": "0.056"
                            }, 
                            {
                                "value": "0.056"
                            }, 
                            {
                                "value": "0.064"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.09"
                            }, 
                            {
                                "value": "0.17"
                            }, 
                            {
                                "value": "0.31"
                            }, 
                            {
                                "value": "0.38"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Porosity-Dependence of Elastic Moduli and Hardness of 3Y-TZP Ceramics, J. Luo and R. Stevens, Ceramics International, Vol. 25, pp. 281-286 (1999), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "11.9"
                    }, 
                    {
                        "value": "11.0"
                    }, 
                    {
                        "value": "11.5"
                    }, 
                    {
                        "value": "10.4"
                    }, 
                    {
                        "value": "9.7"
                    }, 
                    {
                        "value": "9.5"
                    }, 
                    {
                        "value": "9.1"
                    }, 
                    {
                        "value": "7.9"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "7.7"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "1.6"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.003"
                            }, 
                            {
                                "value": "0.004"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.03"
                            }, 
                            {
                                "value": "0.054"
                            }, 
                            {
                                "value": "0.054"
                            }, 
                            {
                                "value": "0.065"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.09"
                            }, 
                            {
                                "value": "0.17"
                            }, 
                            {
                                "value": "0.23"
                            }, 
                            {
                                "value": "0.31"
                            }, 
                            {
                                "value": "0.38"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Porosity-Dependence of Elastic Moduli and Hardness of 3Y-TZP Ceramics, J. Luo and R. Stevens, Ceramics International, Vol. 25, pp. 281-286 (1999), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "83"
                    }, 
                    {
                        "value": "81"
                    }, 
                    {
                        "value": "80"
                    }, 
                    {
                        "value": "76"
                    }, 
                    {
                        "value": "74"
                    }, 
                    {
                        "value": "65"
                    }, 
                    {
                        "value": "69"
                    }, 
                    {
                        "value": "63"
                    }, 
                    {
                        "value": "56"
                    }, 
                    {
                        "value": "49"
                    }, 
                    {
                        "value": "33"
                    }, 
                    {
                        "value": "21"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.003"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.056"
                            }, 
                            {
                                "value": "0.056"
                            }, 
                            {
                                "value": "0.064"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.09"
                            }, 
                            {
                                "value": "0.17"
                            }, 
                            {
                                "value": "0.31"
                            }, 
                            {
                                "value": "0.38"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High Thermal Conductivity in Silicon Nitride with Anisotropic Microstructure, K. Hirao, K. Watari, M.E. Brito, M. Toriyama, and S. Kanzaki, Journal of the American Ceramic Society, Vol. 79 9, pp. 2485-2488 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "75"
                    }, 
                    {
                        "value": "87"
                    }, 
                    {
                        "value": "93"
                    }, 
                    {
                        "value": "114"
                    }, 
                    {
                        "value": "122"
                    }, 
                    {
                        "value": "42"
                    }, 
                    {
                        "value": "51"
                    }, 
                    {
                        "value": "50"
                    }, 
                    {
                        "value": "59"
                    }, 
                    {
                        "value": "59"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }
                        ], 
                        "name": "Direction"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "66"
                            }
                        ], 
                        "name": "Annealing Time"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Heat Capacities of Yttrium Oxide (Y2O3), Lanthanum Oxide (La2O3) and Neodymium Oxide (Nd2O3) from 16 to 300\u00b0K, H.W. Goldstein, E.F. Neilson, P.N. Walsh, and D. White, Journal of Physical Chemistry, Vol. 63, pp. 1445-1449 (1959), published by American Chemical Society."
            }
        ], 
        "names": [
            "Yttria"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.392"
                    }, 
                    {
                        "value": "6.799"
                    }, 
                    {
                        "value": "7.429"
                    }, 
                    {
                        "value": "8.393"
                    }, 
                    {
                        "value": "9.764"
                    }, 
                    {
                        "value": "10.80"
                    }, 
                    {
                        "value": "14.84"
                    }, 
                    {
                        "value": "20.34"
                    }, 
                    {
                        "value": "26.25"
                    }, 
                    {
                        "value": "34.37"
                    }, 
                    {
                        "value": "39.74"
                    }, 
                    {
                        "value": "46.54"
                    }, 
                    {
                        "value": "54.30"
                    }, 
                    {
                        "value": "65.51"
                    }, 
                    {
                        "value": "88.06"
                    }, 
                    {
                        "value": "99.88"
                    }, 
                    {
                        "value": "111.4"
                    }, 
                    {
                        "value": "123.3"
                    }, 
                    {
                        "value": "125.6"
                    }, 
                    {
                        "value": "148.5"
                    }, 
                    {
                        "value": "153.8"
                    }, 
                    {
                        "value": "163.0"
                    }, 
                    {
                        "value": "170.1"
                    }, 
                    {
                        "value": "176.9"
                    }, 
                    {
                        "value": "183.7"
                    }, 
                    {
                        "value": "189.5"
                    }, 
                    {
                        "value": "199.0"
                    }, 
                    {
                        "value": "214.4"
                    }, 
                    {
                        "value": "228.4"
                    }, 
                    {
                        "value": "241.2"
                    }, 
                    {
                        "value": "256.6"
                    }, 
                    {
                        "value": "271.2"
                    }, 
                    {
                        "value": "285.1"
                    }, 
                    {
                        "value": "298.8"
                    }, 
                    {
                        "value": "308.3"
                    }, 
                    {
                        "value": "320.1"
                    }, 
                    {
                        "value": "324.6"
                    }, 
                    {
                        "value": "337.4"
                    }, 
                    {
                        "value": "341.1"
                    }, 
                    {
                        "value": "350.3"
                    }, 
                    {
                        "value": "361.6"
                    }, 
                    {
                        "value": "370.0"
                    }, 
                    {
                        "value": "375.5"
                    }, 
                    {
                        "value": "376.1"
                    }, 
                    {
                        "value": "382.2"
                    }, 
                    {
                        "value": "387.8"
                    }, 
                    {
                        "value": "394.4"
                    }, 
                    {
                        "value": "401.5"
                    }, 
                    {
                        "value": "403.5"
                    }, 
                    {
                        "value": "409.4"
                    }, 
                    {
                        "value": "416.5"
                    }, 
                    {
                        "value": "427.2"
                    }, 
                    {
                        "value": "427.0"
                    }, 
                    {
                        "value": "436.7"
                    }, 
                    {
                        "value": "441.5"
                    }, 
                    {
                        "value": "442.2"
                    }, 
                    {
                        "value": "452.2"
                    }, 
                    {
                        "value": "453.5"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "15.96"
                            }, 
                            {
                                "value": "18.37"
                            }, 
                            {
                                "value": "20.45"
                            }, 
                            {
                                "value": "21.63"
                            }, 
                            {
                                "value": "23.87"
                            }, 
                            {
                                "value": "26.01"
                            }, 
                            {
                                "value": "30.85"
                            }, 
                            {
                                "value": "33.86"
                            }, 
                            {
                                "value": "36.67"
                            }, 
                            {
                                "value": "40.93"
                            }, 
                            {
                                "value": "44.34"
                            }, 
                            {
                                "value": "47.86"
                            }, 
                            {
                                "value": "52.15"
                            }, 
                            {
                                "value": "56.33"
                            }, 
                            {
                                "value": "65.78"
                            }, 
                            {
                                "value": "70.75"
                            }, 
                            {
                                "value": "76.13"
                            }, 
                            {
                                "value": "80.83"
                            }, 
                            {
                                "value": "81.81"
                            }, 
                            {
                                "value": "91.08"
                            }, 
                            {
                                "value": "93.81"
                            }, 
                            {
                                "value": "97.02"
                            }, 
                            {
                                "value": "100.06"
                            }, 
                            {
                                "value": "102.83"
                            }, 
                            {
                                "value": "106.21"
                            }, 
                            {
                                "value": "108.42"
                            }, 
                            {
                                "value": "112.44"
                            }, 
                            {
                                "value": "118.75"
                            }, 
                            {
                                "value": "125.23"
                            }, 
                            {
                                "value": "131.89"
                            }, 
                            {
                                "value": "138.96"
                            }, 
                            {
                                "value": "146.21"
                            }, 
                            {
                                "value": "153.27"
                            }, 
                            {
                                "value": "160.92"
                            }, 
                            {
                                "value": "166.50"
                            }, 
                            {
                                "value": "173.02"
                            }, 
                            {
                                "value": "176.95"
                            }, 
                            {
                                "value": "184.37"
                            }, 
                            {
                                "value": "186.58"
                            }, 
                            {
                                "value": "193.37"
                            }, 
                            {
                                "value": "200.19"
                            }, 
                            {
                                "value": "207.07"
                            }, 
                            {
                                "value": "212.86"
                            }, 
                            {
                                "value": "214.27"
                            }, 
                            {
                                "value": "219.22"
                            }, 
                            {
                                "value": "225.62"
                            }, 
                            {
                                "value": "232.05"
                            }, 
                            {
                                "value": "238.41"
                            }, 
                            {
                                "value": "240.33"
                            }, 
                            {
                                "value": "246.77"
                            }, 
                            {
                                "value": "253.61"
                            }, 
                            {
                                "value": "263.59"
                            }, 
                            {
                                "value": "266.48"
                            }, 
                            {
                                "value": "276.56"
                            }, 
                            {
                                "value": "279.94"
                            }, 
                            {
                                "value": "283.31"
                            }, 
                            {
                                "value": "292.36"
                            }, 
                            {
                                "value": "298.26"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "1.443"
                            }, 
                            {
                                "value": "1.536"
                            }, 
                            {
                                "value": "1.678"
                            }, 
                            {
                                "value": "1.895"
                            }, 
                            {
                                "value": "2.205"
                            }, 
                            {
                                "value": "2.439"
                            }, 
                            {
                                "value": "3.351"
                            }, 
                            {
                                "value": "4.594"
                            }, 
                            {
                                "value": "5.929"
                            }, 
                            {
                                "value": "7.761"
                            }, 
                            {
                                "value": "8.975"
                            }, 
                            {
                                "value": "10.51"
                            }, 
                            {
                                "value": "12.26"
                            }, 
                            {
                                "value": "14.79"
                            }, 
                            {
                                "value": "19.89"
                            }, 
                            {
                                "value": "22.56"
                            }, 
                            {
                                "value": "25.15"
                            }, 
                            {
                                "value": "27.84"
                            }, 
                            {
                                "value": "28.38"
                            }, 
                            {
                                "value": "33.53"
                            }, 
                            {
                                "value": "34.73"
                            }, 
                            {
                                "value": "36.81"
                            }, 
                            {
                                "value": "38.40"
                            }, 
                            {
                                "value": "39.94"
                            }, 
                            {
                                "value": "41.48"
                            }, 
                            {
                                "value": "42.80"
                            }, 
                            {
                                "value": "44.94"
                            }, 
                            {
                                "value": "48.41"
                            }, 
                            {
                                "value": "51.59"
                            }, 
                            {
                                "value": "54.48"
                            }, 
                            {
                                "value": "57.95"
                            }, 
                            {
                                "value": "61.25"
                            }, 
                            {
                                "value": "64.39"
                            }, 
                            {
                                "value": "67.49"
                            }, 
                            {
                                "value": "69.62"
                            }, 
                            {
                                "value": "72.30"
                            }, 
                            {
                                "value": "73.30"
                            }, 
                            {
                                "value": "76.19"
                            }, 
                            {
                                "value": "77.03"
                            }, 
                            {
                                "value": "79.12"
                            }, 
                            {
                                "value": "81.67"
                            }, 
                            {
                                "value": "83.55"
                            }, 
                            {
                                "value": "84.81"
                            }, 
                            {
                                "value": "84.94"
                            }, 
                            {
                                "value": "86.32"
                            }, 
                            {
                                "value": "87.57"
                            }, 
                            {
                                "value": "89.08"
                            }, 
                            {
                                "value": "90.67"
                            }, 
                            {
                                "value": "91.13"
                            }, 
                            {
                                "value": "92.47"
                            }, 
                            {
                                "value": "94.06"
                            }, 
                            {
                                "value": "96.48"
                            }, 
                            {
                                "value": "96.44"
                            }, 
                            {
                                "value": "98.62"
                            }, 
                            {
                                "value": "99.70"
                            }, 
                            {
                                "value": "99.87"
                            }, 
                            {
                                "value": "102.1"
                            }, 
                            {
                                "value": "102.4"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Heat Capacities of Yttrium Oxide (Y2O3), Lanthanum Oxide (La2O3) and Neodymium Oxide (Nd2O3) from 16 to 300\u00b0K, H.W. Goldstein, E.F. Neilson, P.N. Walsh, and D. White, Journal of Physical Chemistry, Vol. 63, pp. 1445-1449 (1959), published by American Chemical Society."
            }
        ], 
        "names": [
            "Lanthanum oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "La2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "La-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.433"
                    }, 
                    {
                        "value": "10.91"
                    }, 
                    {
                        "value": "13.70"
                    }, 
                    {
                        "value": "16.41"
                    }, 
                    {
                        "value": "18.86"
                    }, 
                    {
                        "value": "24.01"
                    }, 
                    {
                        "value": "27.11"
                    }, 
                    {
                        "value": "32.77"
                    }, 
                    {
                        "value": "40.88"
                    }, 
                    {
                        "value": "48.33"
                    }, 
                    {
                        "value": "55.95"
                    }, 
                    {
                        "value": "65.12"
                    }, 
                    {
                        "value": "79.45"
                    }, 
                    {
                        "value": "89.77"
                    }, 
                    {
                        "value": "111.5"
                    }, 
                    {
                        "value": "124.3"
                    }, 
                    {
                        "value": "134.51"
                    }, 
                    {
                        "value": "147.03"
                    }, 
                    {
                        "value": "153.19"
                    }, 
                    {
                        "value": "162.67"
                    }, 
                    {
                        "value": "173.20"
                    }, 
                    {
                        "value": "182.84"
                    }, 
                    {
                        "value": "192.35"
                    }, 
                    {
                        "value": "202.33"
                    }, 
                    {
                        "value": "210.28"
                    }, 
                    {
                        "value": "219.70"
                    }, 
                    {
                        "value": "226.60"
                    }, 
                    {
                        "value": "233.70"
                    }, 
                    {
                        "value": "239.62"
                    }, 
                    {
                        "value": "250.83"
                    }, 
                    {
                        "value": "257.71"
                    }, 
                    {
                        "value": "261.49"
                    }, 
                    {
                        "value": "265.55"
                    }, 
                    {
                        "value": "272.69"
                    }, 
                    {
                        "value": "282.07"
                    }, 
                    {
                        "value": "291.16"
                    }, 
                    {
                        "value": "296.92"
                    }, 
                    {
                        "value": "299.57"
                    }, 
                    {
                        "value": "303.46"
                    }, 
                    {
                        "value": "307.02"
                    }, 
                    {
                        "value": "314.97"
                    }, 
                    {
                        "value": "317.00"
                    }, 
                    {
                        "value": "321.86"
                    }, 
                    {
                        "value": "324.57"
                    }, 
                    {
                        "value": "326.09"
                    }, 
                    {
                        "value": "329.52"
                    }, 
                    {
                        "value": "329.35"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "16.91"
                            }, 
                            {
                                "value": "19.55"
                            }, 
                            {
                                "value": "21.27"
                            }, 
                            {
                                "value": "23.35"
                            }, 
                            {
                                "value": "25.36"
                            }, 
                            {
                                "value": "27.78"
                            }, 
                            {
                                "value": "30.39"
                            }, 
                            {
                                "value": "33.12"
                            }, 
                            {
                                "value": "36.13"
                            }, 
                            {
                                "value": "39.73"
                            }, 
                            {
                                "value": "43.95"
                            }, 
                            {
                                "value": "48.52"
                            }, 
                            {
                                "value": "53.73"
                            }, 
                            {
                                "value": "58.49"
                            }, 
                            {
                                "value": "69.81"
                            }, 
                            {
                                "value": "75.77"
                            }, 
                            {
                                "value": "82.12"
                            }, 
                            {
                                "value": "88.71"
                            }, 
                            {
                                "value": "92.13"
                            }, 
                            {
                                "value": "98.17"
                            }, 
                            {
                                "value": "104.46"
                            }, 
                            {
                                "value": "110.89"
                            }, 
                            {
                                "value": "117.22"
                            }, 
                            {
                                "value": "123.45"
                            }, 
                            {
                                "value": "129.89"
                            }, 
                            {
                                "value": "136.43"
                            }, 
                            {
                                "value": "142.67"
                            }, 
                            {
                                "value": "148.65"
                            }, 
                            {
                                "value": "155.04"
                            }, 
                            {
                                "value": "166.03"
                            }, 
                            {
                                "value": "171.57"
                            }, 
                            {
                                "value": "177.35"
                            }, 
                            {
                                "value": "183.07"
                            }, 
                            {
                                "value": "188.81"
                            }, 
                            {
                                "value": "201.66"
                            }, 
                            {
                                "value": "215.03"
                            }, 
                            {
                                "value": "221.90"
                            }, 
                            {
                                "value": "228.54"
                            }, 
                            {
                                "value": "235.16"
                            }, 
                            {
                                "value": "241.61"
                            }, 
                            {
                                "value": "254.11"
                            }, 
                            {
                                "value": "260.07"
                            }, 
                            {
                                "value": "272.36"
                            }, 
                            {
                                "value": "279.79"
                            }, 
                            {
                                "value": "287.18"
                            }, 
                            {
                                "value": "294.27"
                            }, 
                            {
                                "value": "300.30"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "2.096"
                            }, 
                            {
                                "value": "3.556"
                            }, 
                            {
                                "value": "4.464"
                            }, 
                            {
                                "value": "5.347"
                            }, 
                            {
                                "value": "6.146"
                            }, 
                            {
                                "value": "7.824"
                            }, 
                            {
                                "value": "8.832"
                            }, 
                            {
                                "value": "10.68"
                            }, 
                            {
                                "value": "13.32"
                            }, 
                            {
                                "value": "15.75"
                            }, 
                            {
                                "value": "18.23"
                            }, 
                            {
                                "value": "21.22"
                            }, 
                            {
                                "value": "25.89"
                            }, 
                            {
                                "value": "29.25"
                            }, 
                            {
                                "value": "36.33"
                            }, 
                            {
                                "value": "40.51"
                            }, 
                            {
                                "value": "43.827"
                            }, 
                            {
                                "value": "47.907"
                            }, 
                            {
                                "value": "49.915"
                            }, 
                            {
                                "value": "53.003"
                            }, 
                            {
                                "value": "56.434"
                            }, 
                            {
                                "value": "59.576"
                            }, 
                            {
                                "value": "62.676"
                            }, 
                            {
                                "value": "65.927"
                            }, 
                            {
                                "value": "68.517"
                            }, 
                            {
                                "value": "71.588"
                            }, 
                            {
                                "value": "73.835"
                            }, 
                            {
                                "value": "76.149"
                            }, 
                            {
                                "value": "78.078"
                            }, 
                            {
                                "value": "81.730"
                            }, 
                            {
                                "value": "83.973"
                            }, 
                            {
                                "value": "85.203"
                            }, 
                            {
                                "value": "86.525"
                            }, 
                            {
                                "value": "88.851"
                            }, 
                            {
                                "value": "91.910"
                            }, 
                            {
                                "value": "94.872"
                            }, 
                            {
                                "value": "96.747"
                            }, 
                            {
                                "value": "97.613"
                            }, 
                            {
                                "value": "98.880"
                            }, 
                            {
                                "value": "100.04"
                            }, 
                            {
                                "value": "102.63"
                            }, 
                            {
                                "value": "103.29"
                            }, 
                            {
                                "value": "104.88"
                            }, 
                            {
                                "value": "105.76"
                            }, 
                            {
                                "value": "106.25"
                            }, 
                            {
                                "value": "107.37"
                            }, 
                            {
                                "value": "107.32"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Heat Capacities of Yttrium Oxide (Y2O3), Lanthanum Oxide (La2O3) and Neodymium Oxide (Nd2O3) from 16 to 300\u00b0K, H.W. Goldstein, E.F. Neilson, P.N. Walsh, and D. White, Journal of Physical Chemistry, Vol. 63, pp. 1445-1449 (1959), published by American Chemical Society."
            }
        ], 
        "names": [
            "Neodymium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Nd2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Nd-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "27.46"
                    }, 
                    {
                        "value": "30.11"
                    }, 
                    {
                        "value": "33.23"
                    }, 
                    {
                        "value": "35.91"
                    }, 
                    {
                        "value": "38.61"
                    }, 
                    {
                        "value": "41.12"
                    }, 
                    {
                        "value": "44.03"
                    }, 
                    {
                        "value": "46.68"
                    }, 
                    {
                        "value": "50.52"
                    }, 
                    {
                        "value": "54.50"
                    }, 
                    {
                        "value": "58.29"
                    }, 
                    {
                        "value": "59.48"
                    }, 
                    {
                        "value": "63.46"
                    }, 
                    {
                        "value": "65.12"
                    }, 
                    {
                        "value": "69.44"
                    }, 
                    {
                        "value": "70.16"
                    }, 
                    {
                        "value": "73.70"
                    }, 
                    {
                        "value": "79.82"
                    }, 
                    {
                        "value": "87.46"
                    }, 
                    {
                        "value": "93.74"
                    }, 
                    {
                        "value": "96.34"
                    }, 
                    {
                        "value": "102.2"
                    }, 
                    {
                        "value": "103.8"
                    }, 
                    {
                        "value": "111.9"
                    }, 
                    {
                        "value": "125.34"
                    }, 
                    {
                        "value": "134.26"
                    }, 
                    {
                        "value": "145.58"
                    }, 
                    {
                        "value": "156.94"
                    }, 
                    {
                        "value": "164.11"
                    }, 
                    {
                        "value": "175.60"
                    }, 
                    {
                        "value": "184.99"
                    }, 
                    {
                        "value": "194.04"
                    }, 
                    {
                        "value": "203.79"
                    }, 
                    {
                        "value": "211.30"
                    }, 
                    {
                        "value": "218.64"
                    }, 
                    {
                        "value": "226.46"
                    }, 
                    {
                        "value": "233.93"
                    }, 
                    {
                        "value": "248.82"
                    }, 
                    {
                        "value": "254.08"
                    }, 
                    {
                        "value": "260.24"
                    }, 
                    {
                        "value": "265.44"
                    }, 
                    {
                        "value": "271.81"
                    }, 
                    {
                        "value": "277.40"
                    }, 
                    {
                        "value": "280.81"
                    }, 
                    {
                        "value": "285.99"
                    }, 
                    {
                        "value": "289.66"
                    }, 
                    {
                        "value": "295.13"
                    }, 
                    {
                        "value": "300.76"
                    }, 
                    {
                        "value": "304.14"
                    }, 
                    {
                        "value": "307.39"
                    }, 
                    {
                        "value": "308.70"
                    }, 
                    {
                        "value": "315.75"
                    }, 
                    {
                        "value": "322.08"
                    }, 
                    {
                        "value": "325.75"
                    }, 
                    {
                        "value": "328.05"
                    }, 
                    {
                        "value": "328.18"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "18.26"
                            }, 
                            {
                                "value": "20.28"
                            }, 
                            {
                                "value": "22.34"
                            }, 
                            {
                                "value": "24.27"
                            }, 
                            {
                                "value": "26.05"
                            }, 
                            {
                                "value": "27.78"
                            }, 
                            {
                                "value": "29.43"
                            }, 
                            {
                                "value": "31.37"
                            }, 
                            {
                                "value": "33.43"
                            }, 
                            {
                                "value": "35.71"
                            }, 
                            {
                                "value": "36.94"
                            }, 
                            {
                                "value": "37.70"
                            }, 
                            {
                                "value": "39.43"
                            }, 
                            {
                                "value": "40.25"
                            }, 
                            {
                                "value": "42.46"
                            }, 
                            {
                                "value": "42.86"
                            }, 
                            {
                                "value": "45.58"
                            }, 
                            {
                                "value": "48.91"
                            }, 
                            {
                                "value": "52.63"
                            }, 
                            {
                                "value": "55.47"
                            }, 
                            {
                                "value": "56.72"
                            }, 
                            {
                                "value": "60.47"
                            }, 
                            {
                                "value": "60.97"
                            }, 
                            {
                                "value": "65.67"
                            }, 
                            {
                                "value": "72.70"
                            }, 
                            {
                                "value": "78.53"
                            }, 
                            {
                                "value": "84.78"
                            }, 
                            {
                                "value": "90.89"
                            }, 
                            {
                                "value": "96.86"
                            }, 
                            {
                                "value": "103.38"
                            }, 
                            {
                                "value": "109.57"
                            }, 
                            {
                                "value": "115.67"
                            }, 
                            {
                                "value": "121.88"
                            }, 
                            {
                                "value": "128.14"
                            }, 
                            {
                                "value": "134.41"
                            }, 
                            {
                                "value": "141.00"
                            }, 
                            {
                                "value": "147.30"
                            }, 
                            {
                                "value": "161.32"
                            }, 
                            {
                                "value": "167.68"
                            }, 
                            {
                                "value": "173.97"
                            }, 
                            {
                                "value": "180.27"
                            }, 
                            {
                                "value": "186.97"
                            }, 
                            {
                                "value": "193.54"
                            }, 
                            {
                                "value": "200.02"
                            }, 
                            {
                                "value": "206.45"
                            }, 
                            {
                                "value": "212.45"
                            }, 
                            {
                                "value": "222.88"
                            }, 
                            {
                                "value": "229.88"
                            }, 
                            {
                                "value": "236.50"
                            }, 
                            {
                                "value": "243.29"
                            }, 
                            {
                                "value": "250.12"
                            }, 
                            {
                                "value": "263.43"
                            }, 
                            {
                                "value": "277.60"
                            }, 
                            {
                                "value": "284.76"
                            }, 
                            {
                                "value": "291.49"
                            }, 
                            {
                                "value": "298.13"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "9.242"
                            }, 
                            {
                                "value": "10.13"
                            }, 
                            {
                                "value": "11.18"
                            }, 
                            {
                                "value": "12.09"
                            }, 
                            {
                                "value": "13.00"
                            }, 
                            {
                                "value": "13.84"
                            }, 
                            {
                                "value": "14.82"
                            }, 
                            {
                                "value": "15.71"
                            }, 
                            {
                                "value": "17.00"
                            }, 
                            {
                                "value": "18.34"
                            }, 
                            {
                                "value": "19.62"
                            }, 
                            {
                                "value": "20.02"
                            }, 
                            {
                                "value": "21.36"
                            }, 
                            {
                                "value": "21.92"
                            }, 
                            {
                                "value": "23.37"
                            }, 
                            {
                                "value": "23.61"
                            }, 
                            {
                                "value": "24.81"
                            }, 
                            {
                                "value": "26.87"
                            }, 
                            {
                                "value": "29.44"
                            }, 
                            {
                                "value": "31.55"
                            }, 
                            {
                                "value": "32.43"
                            }, 
                            {
                                "value": "34.40"
                            }, 
                            {
                                "value": "34.94"
                            }, 
                            {
                                "value": "37.67"
                            }, 
                            {
                                "value": "42.187"
                            }, 
                            {
                                "value": "45.191"
                            }, 
                            {
                                "value": "48.999"
                            }, 
                            {
                                "value": "52.823"
                            }, 
                            {
                                "value": "55.237"
                            }, 
                            {
                                "value": "59.103"
                            }, 
                            {
                                "value": "62.266"
                            }, 
                            {
                                "value": "65.312"
                            }, 
                            {
                                "value": "68.592"
                            }, 
                            {
                                "value": "71.120"
                            }, 
                            {
                                "value": "73.592"
                            }, 
                            {
                                "value": "76.224"
                            }, 
                            {
                                "value": "78.739"
                            }, 
                            {
                                "value": "83.751"
                            }, 
                            {
                                "value": "85.521"
                            }, 
                            {
                                "value": "87.592"
                            }, 
                            {
                                "value": "89.345"
                            }, 
                            {
                                "value": "91.487"
                            }, 
                            {
                                "value": "93.370"
                            }, 
                            {
                                "value": "94.517"
                            }, 
                            {
                                "value": "96.261"
                            }, 
                            {
                                "value": "97.496"
                            }, 
                            {
                                "value": "99.337"
                            }, 
                            {
                                "value": "101.23"
                            }, 
                            {
                                "value": "102.37"
                            }, 
                            {
                                "value": "103.46"
                            }, 
                            {
                                "value": "103.91"
                            }, 
                            {
                                "value": "106.28"
                            }, 
                            {
                                "value": "108.41"
                            }, 
                            {
                                "value": "109.64"
                            }, 
                            {
                                "value": "110.42"
                            }, 
                            {
                                "value": "110.46"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties and Microcracking Behavior of Particulate Titanium Diboride-Silicon Carbide Composites, M.J. Pan, P.A. Hoffman, D.J. Green, and J.R. Hellmann, Journal of the American Ceramic Society, Vol. 80 3, pp. 692-698 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.16"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties and Microcracking Behavior of Particulate Titanium Diboride-Silicon Carbide Composites, M.J. Pan, P.A. Hoffman, D.J. Green, and J.R. Hellmann, Journal of the American Ceramic Society, Vol. 80 3, pp. 692-698 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "430"
                    }, 
                    {
                        "value": "429"
                    }, 
                    {
                        "value": "427"
                    }, 
                    {
                        "value": "425"
                    }, 
                    {
                        "value": "425"
                    }, 
                    {
                        "value": "424"
                    }, 
                    {
                        "value": "424"
                    }, 
                    {
                        "value": "422"
                    }, 
                    {
                        "value": "417"
                    }, 
                    {
                        "value": "415"
                    }, 
                    {
                        "value": "414"
                    }, 
                    {
                        "value": "414"
                    }, 
                    {
                        "value": "410"
                    }, 
                    {
                        "value": "409"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Properties and Microcracking Behavior of Particulate Titanium Diboride-Silicon Carbide Composites, M.J. Pan, P.A. Hoffman, D.J. Green, and J.R. Hellmann, Journal of the American Ceramic Society, Vol. 80 3, pp. 692-698 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.9"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "SiC"
                            }
                        ], 
                        "name": "Component"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties and Microcracking Behavior of Particulate Titanium Diboride-Silicon Carbide Composites, M.J. Pan, P.A. Hoffman, D.J. Green, and J.R. Hellmann, Journal of the American Ceramic Society, Vol. 80 3, pp. 692-698 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.6"
                    }
                ], 
                "units": "%", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }
                ], 
                "name": "Porosity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties and Microcracking Behavior of Particulate Titanium Diboride-Silicon Carbide Composites, M.J. Pan, P.A. Hoffman, D.J. Green, and J.R. Hellmann, Journal of the American Ceramic Society, Vol. 80 3, pp. 692-698 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "191"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "189"
                    }, 
                    {
                        "value": "189"
                    }, 
                    {
                        "value": "188"
                    }, 
                    {
                        "value": "187"
                    }, 
                    {
                        "value": "186"
                    }, 
                    {
                        "value": "185"
                    }, 
                    {
                        "value": "183"
                    }, 
                    {
                        "value": "183"
                    }, 
                    {
                        "value": "182"
                    }, 
                    {
                        "value": "181"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "180"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Properties and Microcracking Behavior of Particulate Titanium Diboride-Silicon Carbide Composites, M.J. Pan, P.A. Hoffman, D.J. Green, and J.R. Hellmann, Journal of the American Ceramic Society, Vol. 80 3, pp. 692-698 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.36"
                    }
                ], 
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                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }
                ], 
                "name": "Density"
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        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
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        ], 
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            {
                "citation": "Elastic Properties and Microcracking Behavior of Particulate Titanium Diboride-Silicon Carbide Composites, M.J. Pan, P.A. Hoffman, D.J. Green, and J.R. Hellmann, Journal of the American Ceramic Society, Vol. 80 3, pp. 692-698 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
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            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "413"
                    }, 
                    {
                        "value": "412"
                    }, 
                    {
                        "value": "410"
                    }, 
                    {
                        "value": "408"
                    }, 
                    {
                        "value": "407"
                    }, 
                    {
                        "value": "404"
                    }, 
                    {
                        "value": "402"
                    }, 
                    {
                        "value": "399"
                    }, 
                    {
                        "value": "396"
                    }, 
                    {
                        "value": "394"
                    }, 
                    {
                        "value": "394"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
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        ], 
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            {
                "citation": "Elastic Properties and Microcracking Behavior of Particulate Titanium Diboride-Silicon Carbide Composites, M.J. Pan, P.A. Hoffman, D.J. Green, and J.R. Hellmann, Journal of the American Ceramic Society, Vol. 80 3, pp. 692-698 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
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                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.6"
                    }, 
                    {
                        "value": "4.7"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "TiB2"
                            }
                        ], 
                        "name": "Component"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
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        ], 
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            {
                "citation": "Elastic Properties and Microcracking Behavior of Particulate Titanium Diboride-Silicon Carbide Composites, M.J. Pan, P.A. Hoffman, D.J. Green, and J.R. Hellmann, Journal of the American Ceramic Society, Vol. 80 3, pp. 692-698 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
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                        "value": "Si-C:TiB"
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            }, 
            {
                "scalars": [
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                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
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                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.3"
                    }
                ], 
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                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }
                ], 
                "name": "Porosity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Properties and Microcracking Behavior of Particulate Titanium Diboride-Silicon Carbide Composites, M.J. Pan, P.A. Hoffman, D.J. Green, and J.R. Hellmann, Journal of the American Ceramic Society, Vol. 80 3, pp. 692-698 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "186"
                    }, 
                    {
                        "value": "186"
                    }, 
                    {
                        "value": "185"
                    }, 
                    {
                        "value": "184"
                    }, 
                    {
                        "value": "183"
                    }, 
                    {
                        "value": "182"
                    }, 
                    {
                        "value": "181"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "178"
                    }, 
                    {
                        "value": "178"
                    }, 
                    {
                        "value": "176"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
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                    }
                ], 
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        ]
    }, 
    {
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            {
                "name": "Hot Pressing"
            }
        ], 
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            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
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            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.19"
                    }, 
                    {
                        "value": "3.18"
                    }, 
                    {
                        "value": "3.31"
                    }, 
                    {
                        "value": "3.43"
                    }, 
                    {
                        "value": "3.59"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties and Microcracking Behavior of Particulate Titanium Diboride-Silicon Carbide Composites, M.J. Pan, P.A. Hoffman, D.J. Green, and J.R. Hellmann, Journal of the American Ceramic Society, Vol. 80 3, pp. 692-698 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
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            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "440"
                    }, 
                    {
                        "value": "438"
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                    {
                        "value": "434"
                    }, 
                    {
                        "value": "433"
                    }, 
                    {
                        "value": "431"
                    }, 
                    {
                        "value": "428"
                    }, 
                    {
                        "value": "426"
                    }, 
                    {
                        "value": "422"
                    }, 
                    {
                        "value": "419"
                    }, 
                    {
                        "value": "415"
                    }, 
                    {
                        "value": "410"
                    }, 
                    {
                        "value": "440"
                    }, 
                    {
                        "value": "439"
                    }, 
                    {
                        "value": "437"
                    }, 
                    {
                        "value": "435"
                    }, 
                    {
                        "value": "432"
                    }, 
                    {
                        "value": "430"
                    }, 
                    {
                        "value": "427"
                    }, 
                    {
                        "value": "423"
                    }, 
                    {
                        "value": "420"
                    }, 
                    {
                        "value": "414"
                    }, 
                    {
                        "value": "412"
                    }, 
                    {
                        "value": "457"
                    }, 
                    {
                        "value": "454"
                    }, 
                    {
                        "value": "454"
                    }, 
                    {
                        "value": "451"
                    }, 
                    {
                        "value": "449"
                    }, 
                    {
                        "value": "446"
                    }, 
                    {
                        "value": "443"
                    }, 
                    {
                        "value": "441"
                    }, 
                    {
                        "value": "438"
                    }, 
                    {
                        "value": "434"
                    }, 
                    {
                        "value": "431"
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                    {
                        "value": "471"
                    }, 
                    {
                        "value": "470"
                    }, 
                    {
                        "value": "467"
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                    {
                        "value": "463"
                    }, 
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "457"
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                    {
                        "value": "453"
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                    {
                        "value": "450"
                    }, 
                    {
                        "value": "446"
                    }, 
                    {
                        "value": "441"
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                    {
                        "value": "438"
                    }, 
                    {
                        "value": "472"
                    }, 
                    {
                        "value": "470"
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                    {
                        "value": "470"
                    }, 
                    {
                        "value": "466"
                    }, 
                    {
                        "value": "462"
                    }, 
                    {
                        "value": "459"
                    }, 
                    {
                        "value": "456"
                    }, 
                    {
                        "value": "453"
                    }, 
                    {
                        "value": "450"
                    }, 
                    {
                        "value": "441"
                    }, 
                    {
                        "value": "435"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                                "value": "10"
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                            {
                                "value": "10"
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                            {
                                "value": "10"
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                            {
                                "value": "10"
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                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
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                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
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                    {
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                            {
                                "value": "100"
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                            {
                                "value": "200"
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                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
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                            {
                                "value": "500"
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                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
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                            {
                                "value": "800"
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                            {
                                "value": "900"
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                            {
                                "value": "1000"
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                            {
                                "value": "25"
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                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
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                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
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        ]
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    {
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        ], 
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        ], 
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                "name": "NIST_SRD-30"
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        ], 
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            {
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                    {
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                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "3.2"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "5.2"
                    }
                ], 
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                "conditions": [
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                            {
                                "value": "0"
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                            {
                                "value": "10"
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                            {
                                "value": "15"
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                                "value": "20"
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                            {
                                "value": "20"
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                            {
                                "value": "30"
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                            {
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        ], 
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        ], 
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            {
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                        "value": "0.4"
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                        "value": "4.8"
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                        "value": "1.2"
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                    {
                        "value": "0.4"
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                ], 
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                "conditions": [
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                                "value": "0"
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                                "value": "10"
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                                "value": "20"
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                            {
                                "value": "30"
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                "name": "Hot Pressing"
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                "citation": "Elastic Properties and Microcracking Behavior of Particulate Titanium Diboride-Silicon Carbide Composites, M.J. Pan, P.A. Hoffman, D.J. Green, and J.R. Hellmann, Journal of the American Ceramic Society, Vol. 80 3, pp. 692-698 (1997), published by American Ceramic Society."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                "scalars": [
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                        "value": "Si-C:TiB"
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            {
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                    {
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                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
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                        "value": "196"
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                    {
                        "value": "194"
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                    {
                        "value": "191"
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                    {
                        "value": "191"
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                    {
                        "value": "189"
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                    {
                        "value": "189"
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                    {
                        "value": "188"
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                    {
                        "value": "187"
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                    {
                        "value": "185"
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                        "value": "183"
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                        "value": "182"
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                        "value": "197"
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                        "value": "196"
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                        "value": "194"
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                        "value": "188"
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                        "value": "186"
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                    {
                        "value": "185"
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                    {
                        "value": "203"
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                    {
                        "value": "203"
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                    {
                        "value": "202"
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                    {
                        "value": "201"
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                    {
                        "value": "199"
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                    {
                        "value": "198"
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                    {
                        "value": "197"
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                    {
                        "value": "195"
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                    {
                        "value": "194"
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                    {
                        "value": "191"
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                    {
                        "value": "191"
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                    {
                        "value": "210"
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                    {
                        "value": "209"
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                    {
                        "value": "207"
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                    {
                        "value": "206"
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                    {
                        "value": "206"
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                    {
                        "value": "203"
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                    {
                        "value": "203"
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                    {
                        "value": "202"
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                    {
                        "value": "199"
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                    {
                        "value": "196"
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                    {
                        "value": "195"
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                    {
                        "value": "210"
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                    {
                        "value": "209"
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                    {
                        "value": "207"
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                    {
                        "value": "207"
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                    {
                        "value": "206"
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                    {
                        "value": "205"
                    }, 
                    {
                        "value": "204"
                    }, 
                    {
                        "value": "204"
                    }, 
                    {
                        "value": "202"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "199"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "25"
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                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties and Microcracking Behavior of Particulate Titanium Diboride-Silicon Carbide Composites, M.J. Pan, P.A. Hoffman, D.J. Green, and J.R. Hellmann, Journal of the American Ceramic Society, Vol. 80 3, pp. 692-698 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.45"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties and Microcracking Behavior of Particulate Titanium Diboride-Silicon Carbide Composites, M.J. Pan, P.A. Hoffman, D.J. Green, and J.R. Hellmann, Journal of the American Ceramic Society, Vol. 80 3, pp. 692-698 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "568"
                    }, 
                    {
                        "value": "566"
                    }, 
                    {
                        "value": "561"
                    }, 
                    {
                        "value": "555"
                    }, 
                    {
                        "value": "552"
                    }, 
                    {
                        "value": "545"
                    }, 
                    {
                        "value": "539"
                    }, 
                    {
                        "value": "536"
                    }, 
                    {
                        "value": "530"
                    }, 
                    {
                        "value": "525"
                    }, 
                    {
                        "value": "519"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
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                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
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                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties and Microcracking Behavior of Particulate Titanium Diboride-Silicon Carbide Composites, M.J. Pan, P.A. Hoffman, D.J. Green, and J.R. Hellmann, Journal of the American Ceramic Society, Vol. 80 3, pp. 692-698 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.6"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "TiB2"
                            }
                        ], 
                        "name": "Component"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties and Microcracking Behavior of Particulate Titanium Diboride-Silicon Carbide Composites, M.J. Pan, P.A. Hoffman, D.J. Green, and J.R. Hellmann, Journal of the American Ceramic Society, Vol. 80 3, pp. 692-698 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.0"
                    }
                ], 
                "units": "%", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }
                ], 
                "name": "Porosity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties and Microcracking Behavior of Particulate Titanium Diboride-Silicon Carbide Composites, M.J. Pan, P.A. Hoffman, D.J. Green, and J.R. Hellmann, Journal of the American Ceramic Society, Vol. 80 3, pp. 692-698 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "259"
                    }, 
                    {
                        "value": "258"
                    }, 
                    {
                        "value": "257"
                    }, 
                    {
                        "value": "255"
                    }, 
                    {
                        "value": "254"
                    }, 
                    {
                        "value": "253"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "249"
                    }, 
                    {
                        "value": "246"
                    }, 
                    {
                        "value": "245"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
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                            {
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                            {
                                "value": "300"
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                            {
                                "value": "400"
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                            {
                                "value": "500"
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                                "value": "600"
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                            {
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                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
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                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.91"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.yY2O3", 
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                        "value": "Si-N:La"
                    }
                ], 
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            {
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                ], 
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            }, 
            {
                "scalars": [
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                    }
                ], 
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                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
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                        ], 
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                    }, 
                    {
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                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.yY2O3", 
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                    {
                        "value": "Si-N:La"
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                ], 
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            }, 
            {
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            }, 
            {
                "scalars": [
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                    }
                ], 
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                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
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                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.yY2O3", 
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            {
                "scalars": [
                    {
                        "value": "Si-N:La"
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                ], 
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            }, 
            {
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                    {
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                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
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                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Low Thermal Conductivity in Garnets, N.P. Padture and P.G. Klemens, Journal of the American Ceramic Society, Vol. 80 4, pp. 1018-1020 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttrium aluminum iron garnet"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y3AlxFe5-xO12", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-Al-Fe-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.2"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "8.7"
                    }, 
                    {
                        "value": "7.3"
                    }, 
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.3"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "x of Alx"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
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                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
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                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Elastic Properties of Mullite, H. Ledbetter, S. Kim, D. Balzar, S. Crudele, and W. Kriven, Journal of the American Ceramic Society, Vol. 81 4, pp. 1025-1028 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "173.11"
                    }, 
                    {
                        "value": "173.01"
                    }, 
                    {
                        "value": "172.91"
                    }, 
                    {
                        "value": "172.80"
                    }, 
                    {
                        "value": "172.70"
                    }, 
                    {
                        "value": "172.61"
                    }, 
                    {
                        "value": "172.51"
                    }, 
                    {
                        "value": "174.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "265"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "275"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "285"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "295"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "GPa", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "173.9"
                            }
                        ], 
                        "name": "Void-free Bulk Modulus"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Mullite, H. Ledbetter, S. Kim, D. Balzar, S. Crudele, and W. Kriven, Journal of the American Ceramic Society, Vol. 81 4, pp. 1025-1028 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.00006", 
                        "value": "7.54336"
                    }, 
                    {
                        "uncertainty": "0.00006", 
                        "value": "7.69176"
                    }, 
                    {
                        "uncertainty": "0.00002", 
                        "value": "2.88402"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Mullite, H. Ledbetter, S. Kim, D. Balzar, S. Crudele, and W. Kriven, Journal of the American Ceramic Society, Vol. 81 4, pp. 1025-1028 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.156"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "g cm$^{-3}$", 
                        "scalars": [
                            {
                                "value": "3.168"
                            }
                        ], 
                        "name": "Void-free Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Mullite, H. Ledbetter, S. Kim, D. Balzar, S. Crudele, and W. Kriven, Journal of the American Ceramic Society, Vol. 81 4, pp. 1025-1028 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "228.43"
                    }, 
                    {
                        "value": "228.30"
                    }, 
                    {
                        "value": "228.17"
                    }, 
                    {
                        "value": "228.03"
                    }, 
                    {
                        "value": "227.90"
                    }, 
                    {
                        "value": "227.78"
                    }, 
                    {
                        "value": "227.64"
                    }, 
                    {
                        "value": "227.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "265"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "275"
                            }, 
                            {
                                "value": "280"
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                            {
                                "value": "285"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "295"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "GPa", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "229.1"
                            }
                        ], 
                        "name": "Void-free Elastic Modulus"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Mullite, H. Ledbetter, S. Kim, D. Balzar, S. Crudele, and W. Kriven, Journal of the American Ceramic Society, Vol. 81 4, pp. 1025-1028 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.2811"
                    }, 
                    {
                        "value": "0.2810"
                    }, 
                    {
                        "value": "0.2808"
                    }, 
                    {
                        "value": "0.2807"
                    }, 
                    {
                        "value": "0.2805"
                    }, 
                    {
                        "value": "0.2803"
                    }, 
                    {
                        "value": "0.2802"
                    }, 
                    {
                        "value": "0.280"
                    }
                ], 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "265"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "275"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "285"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "295"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "GPa", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "0.280"
                            }
                        ], 
                        "name": "Void-Free Poissons Ratio"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Mullite, H. Ledbetter, S. Kim, D. Balzar, S. Crudele, and W. Kriven, Journal of the American Ceramic Society, Vol. 81 4, pp. 1025-1028 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "89.26"
                    }, 
                    {
                        "value": "89.21"
                    }, 
                    {
                        "value": "89.16"
                    }, 
                    {
                        "value": "89.11"
                    }, 
                    {
                        "value": "89.06"
                    }, 
                    {
                        "value": "89.01"
                    }, 
                    {
                        "value": "88.96"
                    }, 
                    {
                        "value": "88.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
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                                "value": "260"
                            }, 
                            {
                                "value": "265"
                            }, 
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                                "value": "270"
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                            {
                                "value": "275"
                            }, 
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                                "value": "280"
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                                "value": "285"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "295"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "GPa", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "89.5"
                            }
                        ], 
                        "name": "Void-free Shear Modulus"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
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            {
                "citation": "Mechanical Properties of Hot-Isostatic-Pressed Titanium Nitride, M. Desmaison-Brut, L. Themelin, F. Valin, and M. Boncoeur, Euro-Ceramics, Vol. 3, pp. 258-262 (1989), edited by G. de With, R.A. Terpstra, and R. Metselaar, published by Elsevier Applied Science."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "465"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Hot-Isostatic-Pressed Titanium Nitride, M. Desmaison-Brut, L. Themelin, F. Valin, and M. Boncoeur, Euro-Ceramics, Vol. 3, pp. 258-262 (1989), edited by G. de With, R.A. Terpstra, and R. Metselaar, published by Elsevier Applied Science."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "50", 
                        "value": "400"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "510"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "550"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
                        ], 
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                    }, 
                    {
                        "units": "MPa", 
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                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "180"
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                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
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                "name": "Hot Isostatic Pressing"
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                "citation": "Mechanical Properties of Hot-Isostatic-Pressed Titanium Nitride, M. Desmaison-Brut, L. Themelin, F. Valin, and M. Boncoeur, Euro-Ceramics, Vol. 3, pp. 258-262 (1989), edited by G. de With, R.A. Terpstra, and R. Metselaar, published by Elsevier Applied Science."
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                "scalars": [
                    {
                        "value": "Ti-N"
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            {
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            }, 
            {
                "scalars": [
                    {
                        "value": "25"
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                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
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                    }
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        ]
    }, 
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                "citation": "Mechanical Properties of Hot-Isostatic-Pressed Titanium Nitride, M. Desmaison-Brut, L. Themelin, F. Valin, and M. Boncoeur, Euro-Ceramics, Vol. 3, pp. 258-262 (1989), edited by G. de With, R.A. Terpstra, and R. Metselaar, published by Elsevier Applied Science."
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        ], 
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            {
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            }, 
            {
                "scalars": [
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                        "value": "17.2"
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                    {
                        "value": "17.6"
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                    {
                        "value": "17.9"
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                    {
                        "value": "18.2"
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                    {
                        "value": "18.3"
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                ], 
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                                "value": "50"
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                                "value": "100"
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                            {
                                "value": "160"
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                            {
                                "value": "190"
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            {
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                                "value": "23"
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            {
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                    {
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                    {
                        "value": "11.0"
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                ], 
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                    {
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                                "value": "23"
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                    }, 
                    {
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                                "value": "50"
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                            {
                                "value": "100"
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                            {
                                "value": "180"
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        ]
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                    {
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                ], 
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                        "units": "%", 
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                                "value": "80.0"
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                            }, 
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                            {
                                "value": "6.0"
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                            {
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                    {
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                                "value": "75"
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                    {
                        "value": "554"
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                            {
                                "value": "300"
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                        "value": "0.58"
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                            {
                                "value": "53"
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                    {
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                            {
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                            {
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                            {
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                            {
                                "value": "1300"
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                    {
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                                "value": "B"
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                        "value": "0.07"
                    }, 
                    {
                        "value": "0.81"
                    }, 
                    {
                        "value": "0.58"
                    }, 
                    {
                        "value": "1.7"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "11.0"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "100"
                            }
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                    }, 
                    {
                        "units": "MPa", 
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                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "300"
                            }
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                    }, 
                    {
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                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
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                            {
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                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }
                        ], 
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                    }, 
                    {
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                            {
                                "value": "C"
                            }
                        ], 
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                    }
                ], 
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                "name": "Sintering"
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        ], 
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        ], 
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                    {
                        "value": "Si-N"
                    }
                ], 
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            }, 
            {
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                    {
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "3.0"
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                    {
                        "value": "2.4"
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                ], 
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                    {
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                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
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                    }
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        ]
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                "name": "Sintering"
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        ], 
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            {
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            }, 
            {
                "scalars": [
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                        "value": "3.8"
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                    {
                        "value": "4.4"
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                ], 
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                    {
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                            {
                                "value": "1400"
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                            {
                                "value": "1450"
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                    {
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                            {
                                "value": "C"
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        ], 
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        ], 
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "3.06"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A"
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                    }
                ], 
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    }, 
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        ], 
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        ], 
        "chemicalFormula": "Si3N4", 
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                ], 
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            }, 
            {
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                    {
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                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.01", 
                        "value": "3.12"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
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                "name": "Sintering"
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        ], 
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        ], 
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        ], 
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            }
        ], 
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            {
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                    {
                        "value": "Si-N"
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                ], 
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            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.13"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "C"
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                ], 
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        ]
    }, 
    {
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                "name": "Sintering"
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        ], 
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        ], 
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            }, 
            {
                "scalars": [
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                    {
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                    {
                        "value": "150"
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                    {
                        "value": "100"
                    }
                ], 
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                "conditions": [
                    {
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                                "value": "23"
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                            {
                                "value": "920"
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                            {
                                "value": "1020"
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                            {
                                "value": "1220"
                            }
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                    {
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                                "value": "A"
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        ], 
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            {
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                    {
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        ], 
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            {
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                    {
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                ], 
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                                "value": "23"
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                            {
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                            {
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                            {
                                "value": "1275"
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                    }, 
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                            {
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                            {
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                                "value": "1270"
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                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.6", 
                        "value": "2.2"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "uncertainty": "0.4", 
                                "value": "1.4"
                            }
                        ], 
                        "name": "Aspect Ratio"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.37"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.28"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Preparation and Mechanical Properties of TiB2 Composites Containing Ni and C, J. Matsushita, H. Nagashima, and H. Saito, Journal of the Ceramic Society of Japan, Vol. 99 1, pp. 78-82 (1991), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "316"
                    }, 
                    {
                        "value": "362"
                    }, 
                    {
                        "value": "406"
                    }, 
                    {
                        "value": "479"
                    }, 
                    {
                        "value": "456"
                    }, 
                    {
                        "value": "448"
                    }, 
                    {
                        "value": "367"
                    }, 
                    {
                        "value": "247"
                    }, 
                    {
                        "value": "287"
                    }, 
                    {
                        "value": "385"
                    }, 
                    {
                        "value": "410"
                    }, 
                    {
                        "value": "396"
                    }, 
                    {
                        "value": "324"
                    }, 
                    {
                        "value": "280"
                    }, 
                    {
                        "value": "355"
                    }, 
                    {
                        "value": "393"
                    }, 
                    {
                        "value": "463"
                    }, 
                    {
                        "value": "470"
                    }, 
                    {
                        "value": "411"
                    }, 
                    {
                        "value": "342"
                    }, 
                    {
                        "value": "217"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }
                        ], 
                        "name": "Mass Fraction of Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "3.0"
                            }
                        ], 
                        "name": "x of 14Ni:xCof Additive"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "94.5"
                            }, 
                            {
                                "value": "97.9"
                            }, 
                            {
                                "value": "98.6"
                            }, 
                            {
                                "value": "96.4"
                            }, 
                            {
                                "value": "94.8"
                            }, 
                            {
                                "value": "91.6"
                            }, 
                            {
                                "value": "90.4"
                            }, 
                            {
                                "value": "93.9"
                            }, 
                            {
                                "value": "97.4"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "95.9"
                            }, 
                            {
                                "value": "93.7"
                            }, 
                            {
                                "value": "90.4"
                            }, 
                            {
                                "value": "89.9"
                            }, 
                            {
                                "value": "92.8"
                            }, 
                            {
                                "value": "95.7"
                            }, 
                            {
                                "value": "96.3"
                            }, 
                            {
                                "value": "95.3"
                            }, 
                            {
                                "value": "93.7"
                            }, 
                            {
                                "value": "89.3"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Preparation and Mechanical Properties of TiB2 Composites Containing Ni and C, J. Matsushita, H. Nagashima, and H. Saito, Journal of the Ceramic Society of Japan, Vol. 99 1, pp. 78-82 (1991), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.72"
                    }, 
                    {
                        "value": "3.93"
                    }, 
                    {
                        "value": "4.07"
                    }, 
                    {
                        "value": "4.83"
                    }, 
                    {
                        "value": "4.18"
                    }, 
                    {
                        "value": "3.37"
                    }, 
                    {
                        "value": "3.23"
                    }, 
                    {
                        "value": "3.97"
                    }, 
                    {
                        "value": "4.01"
                    }, 
                    {
                        "value": "4.22"
                    }, 
                    {
                        "value": "4.84"
                    }, 
                    {
                        "value": "4.86"
                    }, 
                    {
                        "value": "3.50"
                    }, 
                    {
                        "value": "3.29"
                    }, 
                    {
                        "value": "4.05"
                    }, 
                    {
                        "value": "4.17"
                    }, 
                    {
                        "value": "4.36"
                    }, 
                    {
                        "value": "4.90"
                    }, 
                    {
                        "value": "4.92"
                    }, 
                    {
                        "value": "4.17"
                    }, 
                    {
                        "value": "3.35"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }
                        ], 
                        "name": "Mass Fraction of Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "3.0"
                            }
                        ], 
                        "name": "x of 14Ni:xCof Additive"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "94.5"
                            }, 
                            {
                                "value": "97.9"
                            }, 
                            {
                                "value": "98.6"
                            }, 
                            {
                                "value": "96.4"
                            }, 
                            {
                                "value": "94.8"
                            }, 
                            {
                                "value": "91.6"
                            }, 
                            {
                                "value": "90.4"
                            }, 
                            {
                                "value": "93.9"
                            }, 
                            {
                                "value": "97.4"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "95.9"
                            }, 
                            {
                                "value": "93.7"
                            }, 
                            {
                                "value": "90.4"
                            }, 
                            {
                                "value": "89.9"
                            }, 
                            {
                                "value": "92.8"
                            }, 
                            {
                                "value": "95.7"
                            }, 
                            {
                                "value": "96.3"
                            }, 
                            {
                                "value": "95.3"
                            }, 
                            {
                                "value": "93.7"
                            }, 
                            {
                                "value": "89.3"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Preparation and Mechanical Properties of TiB2 Composites Containing Ni and C, J. Matsushita, H. Nagashima, and H. Saito, Journal of the Ceramic Society of Japan, Vol. 99 1, pp. 78-82 (1991), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "12.7"
                    }, 
                    {
                        "value": "12.8"
                    }, 
                    {
                        "value": "17.0"
                    }, 
                    {
                        "value": "16.1"
                    }, 
                    {
                        "value": "14.0"
                    }, 
                    {
                        "value": "11.2"
                    }, 
                    {
                        "value": "8.7"
                    }, 
                    {
                        "value": "11.6"
                    }, 
                    {
                        "value": "11.6"
                    }, 
                    {
                        "value": "16.5"
                    }, 
                    {
                        "value": "14.9"
                    }, 
                    {
                        "value": "12.7"
                    }, 
                    {
                        "value": "8.9"
                    }, 
                    {
                        "value": "7.3"
                    }, 
                    {
                        "value": "10.0"
                    }, 
                    {
                        "value": "10.0"
                    }, 
                    {
                        "value": "15.5"
                    }, 
                    {
                        "value": "13.5"
                    }, 
                    {
                        "value": "11.6"
                    }, 
                    {
                        "value": "8.2"
                    }, 
                    {
                        "value": "6.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }
                        ], 
                        "name": "Mass Fraction of Additive"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "3.0"
                            }
                        ], 
                        "name": "x of 14Ni:xCof Additive"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "91.5"
                            }, 
                            {
                                "value": "94.5"
                            }, 
                            {
                                "value": "97.9"
                            }, 
                            {
                                "value": "98.6"
                            }, 
                            {
                                "value": "96.4"
                            }, 
                            {
                                "value": "94.8"
                            }, 
                            {
                                "value": "91.6"
                            }, 
                            {
                                "value": "90.4"
                            }, 
                            {
                                "value": "93.9"
                            }, 
                            {
                                "value": "97.4"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "95.9"
                            }, 
                            {
                                "value": "93.7"
                            }, 
                            {
                                "value": "90.4"
                            }, 
                            {
                                "value": "89.9"
                            }, 
                            {
                                "value": "92.8"
                            }, 
                            {
                                "value": "95.7"
                            }, 
                            {
                                "value": "96.3"
                            }, 
                            {
                                "value": "95.3"
                            }, 
                            {
                                "value": "93.7"
                            }, 
                            {
                                "value": "89.3"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Zirconium Diboride:  Heat Capacity and Thermodynamic Properties from 5\u00b0 to 350\u00b0 K., E.F. Westrum,Jr. and G. Feick, Journal of Chemical and Engineering Data, Vol. 8 2, pp. 193-196 (1963), published by American Chemical Society."
            }
        ], 
        "names": [
            "Zirconium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-B"
                    }
                ], 
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            {
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                "name": "Crystallinity"
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            {
                "scalars": [
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                        "value": "Carborundum Company"
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                "name": "Manufacturer"
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                        "value": "46.322"
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                    {
                        "value": "56.28"
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                    {
                        "value": "67.55"
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                    {
                        "value": "80.67"
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                    {
                        "value": "93.76"
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                    {
                        "value": "107.7"
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                    {
                        "value": "122.8"
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                    {
                        "value": "0.056"
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                    {
                        "value": "0.070"
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                    {
                        "value": "0.085"
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                    {
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                    {
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                    {
                        "value": "0.19"
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                    {
                        "value": "0.23"
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                    {
                        "value": "0.28"
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                    {
                        "value": "0.34"
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                    {
                        "value": "0.437"
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                    {
                        "value": "0.571"
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                    {
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                    {
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                    {
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                    {
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                    {
                        "value": "2.18"
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                    {
                        "value": "3.22"
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                    {
                        "value": "4.853"
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                    {
                        "value": "7.140"
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                    {
                        "value": "10.25"
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                    {
                        "value": "14.73"
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                    {
                        "value": "21.13"
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                    {
                        "value": "29.18"
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                    {
                        "value": "37.380"
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                    {
                        "value": "48.513"
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                    {
                        "value": "142.7"
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                    {
                        "value": "158.3"
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                    {
                        "value": "173.7"
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                    {
                        "value": "189.6"
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                    {
                        "value": "205.9"
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                    {
                        "value": "222.1"
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                    {
                        "value": "237.7"
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                    {
                        "value": "242.9"
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                    {
                        "value": "258.6"
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                    {
                        "value": "273.8"
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                    {
                        "value": "288.5"
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                    {
                        "value": "302.5"
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                    {
                        "value": "318.9"
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                    {
                        "value": "330.7"
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                    {
                        "value": "343.7"
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                    {
                        "value": "356.9"
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                    {
                        "value": "369.9"
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                    {
                        "value": "381.36"
                    }, 
                    {
                        "value": "392.56"
                    }, 
                    {
                        "value": "403.24"
                    }, 
                    {
                        "value": "414.25"
                    }, 
                    {
                        "value": "424.85"
                    }, 
                    {
                        "value": "434.82"
                    }, 
                    {
                        "value": "443.20"
                    }, 
                    {
                        "value": "450.98"
                    }, 
                    {
                        "value": "459.07"
                    }, 
                    {
                        "value": "466.22"
                    }, 
                    {
                        "value": "473.34"
                    }
                ], 
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                    {
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                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "I"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
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                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
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                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "II"
                            }, 
                            {
                                "value": "III"
                            }, 
                            {
                                "value": "III"
                            }, 
                            {
                                "value": "III"
                            }, 
                            {
                                "value": "III"
                            }, 
                            {
                                "value": "III"
                            }, 
                            {
                                "value": "III"
                            }, 
                            {
                                "value": "III"
                            }, 
                            {
                                "value": "III"
                            }, 
                            {
                                "value": "III"
                            }, 
                            {
                                "value": "III"
                            }, 
                            {
                                "value": "III"
                            }, 
                            {
                                "value": "III"
                            }, 
                            {
                                "value": "III"
                            }, 
                            {
                                "value": "III"
                            }, 
                            {
                                "value": "III"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
                            }, 
                            {
                                "value": "IV"
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                    {
                        "units": "K", 
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                                "value": "67.62"
                            }, 
                            {
                                "value": "73.24"
                            }, 
                            {
                                "value": "79.29"
                            }, 
                            {
                                "value": "86.15"
                            }, 
                            {
                                "value": "93.23"
                            }, 
                            {
                                "value": "100.79"
                            }, 
                            {
                                "value": "108.87"
                            }, 
                            {
                                "value": "5.50"
                            }, 
                            {
                                "value": "6.86"
                            }, 
                            {
                                "value": "8.12"
                            }, 
                            {
                                "value": "9.16"
                            }, 
                            {
                                "value": "10.21"
                            }, 
                            {
                                "value": "11.42"
                            }, 
                            {
                                "value": "12.55"
                            }, 
                            {
                                "value": "13.67"
                            }, 
                            {
                                "value": "14.93"
                            }, 
                            {
                                "value": "16.41"
                            }, 
                            {
                                "value": "18.05"
                            }, 
                            {
                                "value": "19.76"
                            }, 
                            {
                                "value": "21.62"
                            }, 
                            {
                                "value": "22.80"
                            }, 
                            {
                                "value": "25.11"
                            }, 
                            {
                                "value": "27.90"
                            }, 
                            {
                                "value": "31.13"
                            }, 
                            {
                                "value": "34.70"
                            }, 
                            {
                                "value": "38.37"
                            }, 
                            {
                                "value": "42.29"
                            }, 
                            {
                                "value": "46.80"
                            }, 
                            {
                                "value": "51.88"
                            }, 
                            {
                                "value": "57.41"
                            }, 
                            {
                                "value": "62.44"
                            }, 
                            {
                                "value": "68.91"
                            }, 
                            {
                                "value": "119.42"
                            }, 
                            {
                                "value": "127.64"
                            }, 
                            {
                                "value": "135.78"
                            }, 
                            {
                                "value": "144.07"
                            }, 
                            {
                                "value": "152.81"
                            }, 
                            {
                                "value": "161.47"
                            }, 
                            {
                                "value": "169.96"
                            }, 
                            {
                                "value": "172.64"
                            }, 
                            {
                                "value": "181.64"
                            }, 
                            {
                                "value": "190.21"
                            }, 
                            {
                                "value": "198.74"
                            }, 
                            {
                                "value": "207.14"
                            }, 
                            {
                                "value": "217.19"
                            }, 
                            {
                                "value": "224.60"
                            }, 
                            {
                                "value": "233.49"
                            }, 
                            {
                                "value": "242.55"
                            }, 
                            {
                                "value": "251.46"
                            }, 
                            {
                                "value": "260.17"
                            }, 
                            {
                                "value": "268.66"
                            }, 
                            {
                                "value": "277.25"
                            }, 
                            {
                                "value": "286.43"
                            }, 
                            {
                                "value": "295.78"
                            }, 
                            {
                                "value": "304.56"
                            }, 
                            {
                                "value": "312.70"
                            }, 
                            {
                                "value": "320.44"
                            }, 
                            {
                                "value": "328.67"
                            }, 
                            {
                                "value": "336.97"
                            }, 
                            {
                                "value": "345.25"
                            }
                        ], 
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                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "5.2279"
                            }, 
                            {
                                "value": "6.351"
                            }, 
                            {
                                "value": "7.623"
                            }, 
                            {
                                "value": "9.104"
                            }, 
                            {
                                "value": "10.58"
                            }, 
                            {
                                "value": "12.15"
                            }, 
                            {
                                "value": "13.86"
                            }, 
                            {
                                "value": "0.0063"
                            }, 
                            {
                                "value": "0.0079"
                            }, 
                            {
                                "value": "0.0096"
                            }, 
                            {
                                "value": "0.015"
                            }, 
                            {
                                "value": "0.018"
                            }, 
                            {
                                "value": "0.021"
                            }, 
                            {
                                "value": "0.026"
                            }, 
                            {
                                "value": "0.031"
                            }, 
                            {
                                "value": "0.039"
                            }, 
                            {
                                "value": "0.0494"
                            }, 
                            {
                                "value": "0.0644"
                            }, 
                            {
                                "value": "0.0837"
                            }, 
                            {
                                "value": "0.108"
                            }, 
                            {
                                "value": "0.127"
                            }, 
                            {
                                "value": "0.174"
                            }, 
                            {
                                "value": "0.246"
                            }, 
                            {
                                "value": "0.363"
                            }, 
                            {
                                "value": "0.5477"
                            }, 
                            {
                                "value": "0.8058"
                            }, 
                            {
                                "value": "1.157"
                            }, 
                            {
                                "value": "1.662"
                            }, 
                            {
                                "value": "2.385"
                            }, 
                            {
                                "value": "3.293"
                            }, 
                            {
                                "value": "4.2187"
                            }, 
                            {
                                "value": "5.4752"
                            }, 
                            {
                                "value": "16.11"
                            }, 
                            {
                                "value": "17.87"
                            }, 
                            {
                                "value": "19.61"
                            }, 
                            {
                                "value": "21.39"
                            }, 
                            {
                                "value": "23.24"
                            }, 
                            {
                                "value": "25.07"
                            }, 
                            {
                                "value": "26.82"
                            }, 
                            {
                                "value": "27.41"
                            }, 
                            {
                                "value": "29.18"
                            }, 
                            {
                                "value": "30.90"
                            }, 
                            {
                                "value": "32.56"
                            }, 
                            {
                                "value": "34.15"
                            }, 
                            {
                                "value": "35.99"
                            }, 
                            {
                                "value": "37.32"
                            }, 
                            {
                                "value": "38.79"
                            }, 
                            {
                                "value": "40.28"
                            }, 
                            {
                                "value": "41.75"
                            }, 
                            {
                                "value": "43.041"
                            }, 
                            {
                                "value": "44.304"
                            }, 
                            {
                                "value": "45.509"
                            }, 
                            {
                                "value": "46.752"
                            }, 
                            {
                                "value": "47.949"
                            }, 
                            {
                                "value": "49.074"
                            }, 
                            {
                                "value": "50.020"
                            }, 
                            {
                                "value": "50.898"
                            }, 
                            {
                                "value": "51.810"
                            }, 
                            {
                                "value": "52.618"
                            }, 
                            {
                                "value": "53.421"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Microstructure, Microchemistry, and Flexural Strength of Mullite Ceramics, M. Mizuno, Journal of the American Ceramic Society, Vol. 74 12, pp. 3017-3022 (1991), published by American Ceramic Society."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
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            {
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                    {
                        "value": "Al-Si-O"
                    }
                ], 
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            }, 
            {
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            }, 
            {
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                        "value": "3.00"
                    }, 
                    {
                        "value": "3.15"
                    }, 
                    {
                        "value": "3.15"
                    }, 
                    {
                        "value": "3.15"
                    }, 
                    {
                        "value": "3.15"
                    }, 
                    {
                        "value": "3.07"
                    }, 
                    {
                        "value": "3.09"
                    }, 
                    {
                        "value": "3.10"
                    }, 
                    {
                        "value": "3.10"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Hot Pressing"
                            }, 
                            {
                                "value": "Hot Pressing"
                            }, 
                            {
                                "value": "Hot Pressing"
                            }, 
                            {
                                "value": "Hot Pressing"
                            }, 
                            {
                                "value": "Hot Pressing"
                            }, 
                            {
                                "value": "Sintering"
                            }, 
                            {
                                "value": "Sintering"
                            }, 
                            {
                                "value": "Sintering"
                            }, 
                            {
                                "value": "Sintering"
                            }
                        ], 
                        "name": "Processing Method"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1575"
                            }, 
                            {
                                "value": "1600"
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                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1625"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1670"
                            }, 
                            {
                                "value": "1690"
                            }
                        ], 
                        "name": "Processing Temperature"
                    }
                ], 
                "name": "Density"
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        ]
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    {
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                "name": "Sintering"
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            }
        ], 
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            {
                "name": "NIST_SRD-30"
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                    {
                        "value": "Al-Si-O"
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
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                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "345"
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                    {
                        "value": "330"
                    }, 
                    {
                        "value": "283"
                    }, 
                    {
                        "value": "265"
                    }, 
                    {
                        "value": "412"
                    }, 
                    {
                        "value": "416"
                    }, 
                    {
                        "value": "336"
                    }, 
                    {
                        "value": "241"
                    }, 
                    {
                        "value": "320"
                    }, 
                    {
                        "value": "331"
                    }, 
                    {
                        "value": "307"
                    }, 
                    {
                        "value": "242"
                    }, 
                    {
                        "value": "364"
                    }, 
                    {
                        "value": "390"
                    }, 
                    {
                        "value": "332"
                    }, 
                    {
                        "value": "221"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Hot Pressing"
                            }, 
                            {
                                "value": "Hot Pressing"
                            }, 
                            {
                                "value": "Hot Pressing"
                            }, 
                            {
                                "value": "Hot Pressing"
                            }, 
                            {
                                "value": "Hot Pressing"
                            }, 
                            {
                                "value": "Hot Pressing"
                            }, 
                            {
                                "value": "Hot Pressing"
                            }, 
                            {
                                "value": "Hot Pressing"
                            }, 
                            {
                                "value": "Hot Pressing"
                            }, 
                            {
                                "value": "Hot Pressing"
                            }, 
                            {
                                "value": "Hot Pressing"
                            }, 
                            {
                                "value": "Hot Pressing"
                            }, 
                            {
                                "value": "Sintering"
                            }, 
                            {
                                "value": "Sintering"
                            }, 
                            {
                                "value": "Sintering"
                            }, 
                            {
                                "value": "Sintering"
                            }
                        ], 
                        "name": "Processing Method"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1575"
                            }, 
                            {
                                "value": "1575"
                            }, 
                            {
                                "value": "1575"
                            }, 
                            {
                                "value": "1575"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }
                        ], 
                        "name": "Processing Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "minimum": "356", 
                                "maximum": "330"
                            }, 
                            {
                                "minimum": "351", 
                                "maximum": "312"
                            }, 
                            {
                                "minimum": "302", 
                                "maximum": "268"
                            }, 
                            {
                                "minimum": "268", 
                                "maximum": "259"
                            }, 
                            {
                                "minimum": "430", 
                                "maximum": "392"
                            }, 
                            {
                                "minimum": "422", 
                                "maximum": "389"
                            }, 
                            {
                                "minimum": "351", 
                                "maximum": "321"
                            }, 
                            {
                                "minimum": "258", 
                                "maximum": "220"
                            }, 
                            {
                                "minimum": "341", 
                                "maximum": "308"
                            }, 
                            {
                                "minimum": "337", 
                                "maximum": "322"
                            }, 
                            {
                                "minimum": "330", 
                                "maximum": "294"
                            }, 
                            {
                                "minimum": "256", 
                                "maximum": "217"
                            }, 
                            {
                                "minimum": "429", 
                                "maximum": "322"
                            }, 
                            {
                                "minimum": "430", 
                                "maximum": "356"
                            }, 
                            {
                                "minimum": "348", 
                                "maximum": "301"
                            }, 
                            {
                                "minimum": "233", 
                                "maximum": "208"
                            }
                        ], 
                        "name": "Strength Range"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Test Methodology for Tubular Components, J.C. Conway, J.J. Mecholsky, and S.M. Wiederhorn, Projects Within the Center for Advanced Materials, pp. 141-160 (1989), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.58"
                    }, 
                    {
                        "value": "1.1"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "3.3"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "162"
                            }, 
                            {
                                "value": "203"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "312"
                            }
                        ], 
                        "name": "Stress"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Test Methodology for Tubular Components, J.C. Conway, J.J. Mecholsky, and S.M. Wiederhorn, Projects Within the Center for Advanced Materials, pp. 141-160 (1989), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.03", 
                        "value": "2.69"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot-Pressing of $\\beta$-SiC Powder with Al-B-C Additives, B.W. Lin, M. Imai, T. Yano, and T. Iseki, Journal of the American Ceramic Society, Vol. 69 4, pp. C67-C68 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.65"
                    }, 
                    {
                        "value": "2.85"
                    }, 
                    {
                        "value": "3.02"
                    }, 
                    {
                        "value": "3.08"
                    }, 
                    {
                        "value": "3.11"
                    }, 
                    {
                        "value": "2.86"
                    }, 
                    {
                        "value": "3.08"
                    }, 
                    {
                        "value": "3.16"
                    }, 
                    {
                        "value": "3.17"
                    }, 
                    {
                        "value": "3.17"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Hot-Press Pressure"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Hot-Press Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot-Pressing of $\\beta$-SiC Powder with Al-B-C Additives, B.W. Lin, M. Imai, T. Yano, and T. Iseki, Journal of the American Ceramic Society, Vol. 69 4, pp. C67-C68 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "30", 
                        "value": "350"
                    }, 
                    {
                        "value": "370"
                    }, 
                    {
                        "value": "410"
                    }, 
                    {
                        "value": "485"
                    }, 
                    {
                        "value": "555"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "475"
                    }, 
                    {
                        "value": "325"
                    }, 
                    {
                        "uncertainty": "30", 
                        "value": "265"
                    }, 
                    {
                        "value": "490"
                    }, 
                    {
                        "value": "520"
                    }, 
                    {
                        "value": "515"
                    }, 
                    {
                        "value": "575"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "490"
                    }, 
                    {
                        "value": "450"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Hot Pressing Pressure"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Hot Pressing Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strength Distributions of SiC Ceramics After Oxidation and Oxidation Under Load, T.E. Easler, R.C. Bradt, and R.E. Tressler, Journal of the American Ceramic Society, Vol. 64 12, pp. 731-734 (1981), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.16"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strength Distributions of SiC Ceramics After Oxidation and Oxidation Under Load, T.E. Easler, R.C. Bradt, and R.E. Tressler, Journal of the American Ceramic Society, Vol. 64 12, pp. 731-734 (1981), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "410"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strength Distributions of SiC Ceramics After Oxidation and Oxidation Under Load, T.E. Easler, R.C. Bradt, and R.E. Tressler, Journal of the American Ceramic Society, Vol. 64 12, pp. 731-734 (1981), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "575"
                    }, 
                    {
                        "value": "600"
                    }, 
                    {
                        "value": "580"
                    }, 
                    {
                        "value": "560"
                    }, 
                    {
                        "value": "555"
                    }, 
                    {
                        "value": "570"
                    }, 
                    {
                        "value": "500"
                    }, 
                    {
                        "value": "540"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "55"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "21"
                            }
                        ], 
                        "name": "Number of Samples"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.5"
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                                "value": "1"
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                            {
                                "value": "12"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Oxidation Time"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "330"
                            }
                        ], 
                        "name": "Static Load"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Strength Distributions of SiC Ceramics After Oxidation and Oxidation Under Load, T.E. Easler, R.C. Bradt, and R.E. Tressler, Journal of the American Ceramic Society, Vol. 64 12, pp. 731-734 (1981), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.8"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strength Distributions of SiC Ceramics After Oxidation and Oxidation Under Load, T.E. Easler, R.C. Bradt, and R.E. Tressler, Journal of the American Ceramic Society, Vol. 64 12, pp. 731-734 (1981), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "8.3"
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                    {
                        "value": "8.4"
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                    {
                        "value": "11.4"
                    }, 
                    {
                        "value": "11.5"
                    }, 
                    {
                        "value": "10.7"
                    }, 
                    {
                        "value": "7.7"
                    }
                ], 
                "conditions": [
                    {
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                                "value": "50"
                            }, 
                            {
                                "value": "11"
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                            {
                                "value": "55"
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                                "value": "10"
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                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "28"
                            }
                        ], 
                        "name": "Number of Samples"
                    }, 
                    {
                        "units": "h", 
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.5"
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                            {
                                "value": "12"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Oxidation Time"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "160"
                            }
                        ], 
                        "name": "Static Load"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
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            {
                "citation": "Strength Distributions of SiC Ceramics After Oxidation and Oxidation Under Load, T.E. Easler, R.C. Bradt, and R.E. Tressler, Journal of the American Ceramic Society, Vol. 64 12, pp. 731-734 (1981), published by American Ceramic Society."
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                    {
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                ], 
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                    {
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    {
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                "citation": "Strength Distributions of SiC Ceramics After Oxidation and Oxidation Under Load, T.E. Easler, R.C. Bradt, and R.E. Tressler, Journal of the American Ceramic Society, Vol. 64 12, pp. 731-734 (1981), published by American Ceramic Society."
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        ], 
        "names": [
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                "name": "NIST_SRD-30"
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        ], 
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            }, 
            {
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                    {
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                            {
                                "value": "23"
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    {
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                "citation": "Strength Distributions of SiC Ceramics After Oxidation and Oxidation Under Load, T.E. Easler, R.C. Bradt, and R.E. Tressler, Journal of the American Ceramic Society, Vol. 64 12, pp. 731-734 (1981), published by American Ceramic Society."
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        ], 
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        ], 
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                    {
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        ], 
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                    {
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        ], 
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                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.25"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "16"
                    }, 
                    {
                        "value": "0.10"
                    }, 
                    {
                        "value": "0.16"
                    }, 
                    {
                        "value": "0.28"
                    }, 
                    {
                        "value": "0.72"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "tension"
                            }, 
                            {
                                "value": "tension"
                            }, 
                            {
                                "value": "tension"
                            }, 
                            {
                                "value": "flexure"
                            }, 
                            {
                                "value": "flexure"
                            }, 
                            {
                                "value": "flexure"
                            }, 
                            {
                                "value": "flexure"
                            }
                        ], 
                        "name": "Stress Mode"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Tensile Creep Behavior of Alumina/Silicon Carbide Nanocomposite, T. Ohji, A. Nakahira, T. Hirano, and K. Niihara, Journal of the American Ceramic Society, Vol. 77 12, pp. 3259-3262 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "2.2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "tension"
                            }, 
                            {
                                "value": "flexure"
                            }
                        ], 
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                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
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            {
                "citation": "Effect of Load on the Hardness of Hot Isostatically Pressed Silicon Nitride, R. Berriche and R.T. Holt, Journal of the American Ceramic Society, Vol. 76 6, pp. 1602-1604 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
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                        "value": "6.6"
                    }, 
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "6.6"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "5.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }
                        ], 
                        "name": "Load"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Diagonal Length"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
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            {
                "citation": "Effect of Load on the Hardness of Hot Isostatically Pressed Silicon Nitride, R. Berriche and R.T. Holt, Journal of the American Ceramic Society, Vol. 76 6, pp. 1602-1604 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "11.9"
                    }, 
                    {
                        "value": "10.0"
                    }, 
                    {
                        "value": "9.0"
                    }, 
                    {
                        "value": "9.6"
                    }, 
                    {
                        "value": "7.5"
                    }, 
                    {
                        "value": "7.6"
                    }, 
                    {
                        "value": "7.5"
                    }, 
                    {
                        "value": "7.6"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }
                        ], 
                        "name": "Load"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "230"
                            }
                        ], 
                        "name": "Diagonal Length"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
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            {
                "citation": "Effect of Load on the Hardness of Hot Isostatically Pressed Silicon Nitride, R. Berriche and R.T. Holt, Journal of the American Ceramic Society, Vol. 76 6, pp. 1602-1604 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "29.1"
                    }, 
                    {
                        "value": "23.6"
                    }, 
                    {
                        "value": "21.4"
                    }, 
                    {
                        "value": "18.5"
                    }, 
                    {
                        "value": "15.8"
                    }, 
                    {
                        "value": "14.8"
                    }, 
                    {
                        "value": "17.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }
                        ], 
                        "name": "Load"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "7.9"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "130"
                            }
                        ], 
                        "name": "Diagonal Length"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Load on the Hardness of Hot Isostatically Pressed Silicon Nitride, R. Berriche and R.T. Holt, Journal of the American Ceramic Society, Vol. 76 6, pp. 1602-1604 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "25.8"
                    }, 
                    {
                        "value": "20.9"
                    }, 
                    {
                        "value": "18.5"
                    }, 
                    {
                        "value": "17.3"
                    }, 
                    {
                        "value": "14.0"
                    }, 
                    {
                        "value": "15.5"
                    }, 
                    {
                        "value": "16.0"
                    }, 
                    {
                        "value": "15.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }
                        ], 
                        "name": "Load"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "8.3"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "82"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "160"
                            }
                        ], 
                        "name": "Diagonal Length"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Load on the Hardness of Hot Isostatically Pressed Silicon Nitride, R. Berriche and R.T. Holt, Journal of the American Ceramic Society, Vol. 76 6, pp. 1602-1604 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton/TRW"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "32.1"
                    }, 
                    {
                        "value": "24.3"
                    }, 
                    {
                        "value": "20.0"
                    }, 
                    {
                        "value": "17.8"
                    }, 
                    {
                        "value": "16.6"
                    }, 
                    {
                        "value": "15.5"
                    }, 
                    {
                        "value": "16.7"
                    }, 
                    {
                        "value": "14.6"
                    }, 
                    {
                        "value": "15.3"
                    }, 
                    {
                        "value": "16.3"
                    }, 
                    {
                        "value": "15.3"
                    }, 
                    {
                        "value": "16.1"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "8.9"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "44"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }
                        ], 
                        "name": "Load"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "51"
                            }, 
                            {
                                "value": "69"
                            }, 
                            {
                                "value": "79"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "150"
                            }
                        ], 
                        "name": "Diagonal Length"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical and Electrical Properties of Silicon Nitride-Silicon Carbide Nanocomposite Material, A. Sawaguchi, K. Toda, and K. Niihara, Journal of the American Ceramic Society, Vol. 74 5, pp. 1142-1144 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1030"
                    }, 
                    {
                        "value": "1010"
                    }, 
                    {
                        "value": "1220"
                    }, 
                    {
                        "value": "1130"
                    }, 
                    {
                        "value": "1170"
                    }, 
                    {
                        "value": "1160"
                    }, 
                    {
                        "value": "1160"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "34"
                            }, 
                            {
                                "value": "52"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical and Electrical Properties of Silicon Nitride-Silicon Carbide Nanocomposite Material, A. Sawaguchi, K. Toda, and K. Niihara, Journal of the American Ceramic Society, Vol. 74 5, pp. 1142-1144 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "6.2"
                    }, 
                    {
                        "value": "5.7"
                    }, 
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "5.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "34"
                            }, 
                            {
                                "value": "52"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Kinetics and Mechanisms of High-Temperature Creep in Polycrystalline Aluminum Nitride, A. Vasudev, K.L. More, K.S. Ailey-Trent, and R.F. Davis, Journal of Materials Research, Vol. 8 5, pp. 1101-1108 (1993), published by Materials Research Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Dow Chemical Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "8.09"
                    }, 
                    {
                        "value": "21.3"
                    }, 
                    {
                        "value": "674"
                    }, 
                    {
                        "value": "331"
                    }, 
                    {
                        "value": "4920"
                    }, 
                    {
                        "value": "80600"
                    }, 
                    {
                        "value": "12.8"
                    }, 
                    {
                        "value": "34.5"
                    }, 
                    {
                        "value": "874"
                    }, 
                    {
                        "value": "331"
                    }, 
                    {
                        "value": "987"
                    }, 
                    {
                        "value": "45.1"
                    }, 
                    {
                        "value": "96.1"
                    }, 
                    {
                        "value": "421"
                    }, 
                    {
                        "value": "1170"
                    }, 
                    {
                        "value": "28.9"
                    }, 
                    {
                        "value": "37.7"
                    }, 
                    {
                        "value": "57.1"
                    }, 
                    {
                        "value": "68.1"
                    }, 
                    {
                        "value": "75.6"
                    }, 
                    {
                        "value": "83.7"
                    }, 
                    {
                        "value": "94.5"
                    }, 
                    {
                        "value": "103"
                    }, 
                    {
                        "value": "113"
                    }, 
                    {
                        "value": "129"
                    }, 
                    {
                        "value": "176"
                    }, 
                    {
                        "value": "243"
                    }, 
                    {
                        "value": "287"
                    }, 
                    {
                        "value": "336"
                    }, 
                    {
                        "value": "368"
                    }, 
                    {
                        "value": "407"
                    }, 
                    {
                        "value": "438"
                    }, 
                    {
                        "value": "624"
                    }, 
                    {
                        "value": "789"
                    }, 
                    {
                        "value": "884"
                    }, 
                    {
                        "value": "1070"
                    }, 
                    {
                        "value": "1230"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1470"
                            }, 
                            {
                                "value": "1510"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1590"
                            }, 
                            {
                                "value": "1630"
                            }, 
                            {
                                "value": "1670"
                            }, 
                            {
                                "value": "1470"
                            }, 
                            {
                                "value": "1510"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1590"
                            }, 
                            {
                                "value": "1620"
                            }, 
                            {
                                "value": "1510"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1590"
                            }, 
                            {
                                "value": "1620"
                            }, 
                            {
                                "value": "1525"
                            }, 
                            {
                                "value": "1525"
                            }, 
                            {
                                "value": "1525"
                            }, 
                            {
                                "value": "1525"
                            }, 
                            {
                                "value": "1525"
                            }, 
                            {
                                "value": "1525"
                            }, 
                            {
                                "value": "1525"
                            }, 
                            {
                                "value": "1525"
                            }, 
                            {
                                "value": "1525"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1625"
                            }, 
                            {
                                "value": "1625"
                            }, 
                            {
                                "value": "1625"
                            }, 
                            {
                                "value": "1625"
                            }, 
                            {
                                "value": "1625"
                            }, 
                            {
                                "value": "1625"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "310"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "370"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "280"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fabrication and Mechanical Behaviour of Al2O3/Mo Nanocomposites, M. Nawa, T. Sekino, and K. Niihara, Journal of Materials Science, Vol. 29, pp. 3185-3192 (1994), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xMo", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Mo"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "588"
                    }, 
                    {
                        "value": "542"
                    }, 
                    {
                        "value": "437"
                    }, 
                    {
                        "value": "576"
                    }, 
                    {
                        "value": "704"
                    }, 
                    {
                        "value": "648"
                    }, 
                    {
                        "value": "890"
                    }, 
                    {
                        "value": "612"
                    }, 
                    {
                        "value": "529"
                    }, 
                    {
                        "value": "473"
                    }, 
                    {
                        "value": "738"
                    }, 
                    {
                        "value": "812"
                    }, 
                    {
                        "value": "550"
                    }, 
                    {
                        "value": "581"
                    }, 
                    {
                        "value": "652"
                    }, 
                    {
                        "value": "801"
                    }, 
                    {
                        "value": "653"
                    }, 
                    {
                        "value": "424"
                    }, 
                    {
                        "value": "787"
                    }, 
                    {
                        "value": "687"
                    }, 
                    {
                        "value": "518"
                    }, 
                    {
                        "value": "397"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of Mo"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Hot Pressing Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fabrication and Mechanical Behaviour of Al2O3/Mo Nanocomposites, M. Nawa, T. Sekino, and K. Niihara, Journal of Materials Science, Vol. 29, pp. 3185-3192 (1994), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xMo", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Mo"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "6.3"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "6.2"
                    }, 
                    {
                        "value": "7.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of Mo"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Hot Pressing Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fabrication and Mechanical Behaviour of Al2O3/Mo Nanocomposites, M. Nawa, T. Sekino, and K. Niihara, Journal of Materials Science, Vol. 29, pp. 3185-3192 (1994), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xMo", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Mo"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "0.3"
                    }, 
                    {
                        "value": "0.9"
                    }, 
                    {
                        "value": "0.4"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "0.3"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "0.4"
                    }, 
                    {
                        "value": "0.8"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "0.4"
                    }, 
                    {
                        "value": "0.7"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "2.8"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of Mo"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Hot Pressing Temperature"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fabrication and Mechanical Behaviour of Al2O3/Mo Nanocomposites, M. Nawa, T. Sekino, and K. Niihara, Journal of Materials Science, Vol. 29, pp. 3185-3192 (1994), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xMo", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:Mo"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "18.4"
                    }, 
                    {
                        "value": "19.3"
                    }, 
                    {
                        "value": "18.2"
                    }, 
                    {
                        "value": "17.6"
                    }, 
                    {
                        "value": "16.5"
                    }, 
                    {
                        "value": "14.9"
                    }, 
                    {
                        "value": "17.8"
                    }, 
                    {
                        "value": "19.0"
                    }, 
                    {
                        "value": "17.8"
                    }, 
                    {
                        "value": "17.2"
                    }, 
                    {
                        "value": "15.8"
                    }, 
                    {
                        "value": "14.1"
                    }, 
                    {
                        "value": "17.1"
                    }, 
                    {
                        "value": "18.0"
                    }, 
                    {
                        "value": "17.6"
                    }, 
                    {
                        "value": "16.3"
                    }, 
                    {
                        "value": "13.9"
                    }, 
                    {
                        "value": "12.8"
                    }, 
                    {
                        "value": "16.3"
                    }, 
                    {
                        "value": "14.7"
                    }, 
                    {
                        "value": "13.1"
                    }, 
                    {
                        "value": "12.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of Mo"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }
                        ], 
                        "name": "Hot Pressing Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Morphological Effect of Second Phase on the Thermal Conductivity of AlN Ceramics, W.J. Kim, D.K. Kim, and C.H. Kim, Journal of the American Ceramic Society, Vol. 79 4, pp. 1066-1072 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "5", 
                        "value": "156"
                    }, 
                    {
                        "uncertainty": "5", 
                        "value": "166"
                    }, 
                    {
                        "uncertainty": "5", 
                        "value": "166"
                    }, 
                    {
                        "uncertainty": "2", 
                        "value": "159"
                    }, 
                    {
                        "uncertainty": "3", 
                        "value": "173"
                    }, 
                    {
                        "uncertainty": "3", 
                        "value": "175"
                    }, 
                    {
                        "value": "157"
                    }, 
                    {
                        "value": "172"
                    }, 
                    {
                        "value": "173"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "162"
                    }, 
                    {
                        "value": "179"
                    }, 
                    {
                        "value": "175"
                    }, 
                    {
                        "value": "164"
                    }, 
                    {
                        "value": "173"
                    }, 
                    {
                        "value": "191"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "183"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1850 $^{\\circ}$C, 4 h"
                            }, 
                            {
                                "value": "1850 $^{\\circ}$C, 4 h"
                            }, 
                            {
                                "value": "1850 $^{\\circ}$C, 4 h"
                            }, 
                            {
                                "value": "1850 $^{\\circ}$C, 2 h"
                            }, 
                            {
                                "value": "1850 $^{\\circ}$C, 2 h"
                            }, 
                            {
                                "value": "1850 $^{\\circ}$C, 2 h"
                            }, 
                            {
                                "value": "1900 $^{\\circ}$C, 2 h"
                            }, 
                            {
                                "value": "1900 $^{\\circ}$C, 2 h"
                            }, 
                            {
                                "value": "1900 $^{\\circ}$C, 2 h"
                            }, 
                            {
                                "value": "1900 $^{\\circ}$C, 2 h"
                            }, 
                            {
                                "value": "1900 $^{\\circ}$C, 2.5 h"
                            }, 
                            {
                                "value": "1900 $^{\\circ}$C, 2.5 h"
                            }, 
                            {
                                "value": "1900 $^{\\circ}$C, 2.5 h"
                            }, 
                            {
                                "value": "1900 $^{\\circ}$C, 2.5 h"
                            }, 
                            {
                                "value": "1900 $^{\\circ}$C, 2 h"
                            }, 
                            {
                                "value": "1900 $^{\\circ}$C, 2 h"
                            }, 
                            {
                                "value": "1900 $^{\\circ}$C, 2 h"
                            }, 
                            {
                                "value": "1900 $^{\\circ}$C, 2 h"
                            }
                        ], 
                        "name": "Sintering Conditions"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "fast"
                            }, 
                            {
                                "value": "fast"
                            }, 
                            {
                                "value": "fast"
                            }, 
                            {
                                "value": "slow"
                            }, 
                            {
                                "value": "slow"
                            }, 
                            {
                                "value": "slow"
                            }, 
                            {
                                "value": "fast"
                            }, 
                            {
                                "value": "fast"
                            }, 
                            {
                                "value": "fast"
                            }, 
                            {
                                "value": "fast"
                            }, 
                            {
                                "value": "fast"
                            }, 
                            {
                                "value": "fast"
                            }, 
                            {
                                "value": "fast"
                            }, 
                            {
                                "value": "fast"
                            }, 
                            {
                                "value": "slow"
                            }, 
                            {
                                "value": "slow"
                            }, 
                            {
                                "value": "slow"
                            }, 
                            {
                                "value": "slow"
                            }
                        ], 
                        "name": "Cooling Rate"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Interconnected"
                            }, 
                            {
                                "value": "Interconnected"
                            }, 
                            {
                                "value": "Interconnected"
                            }, 
                            {
                                "value": "Isolated"
                            }, 
                            {
                                "value": "Isolated"
                            }, 
                            {
                                "value": "Isolated"
                            }, 
                            {
                                "value": "Interconnected"
                            }, 
                            {
                                "value": "Interconnected"
                            }, 
                            {
                                "value": "Interconnected"
                            }, 
                            {
                                "value": "Interconnected"
                            }, 
                            {
                                "value": "Interconnected"
                            }, 
                            {
                                "value": "Interconnected"
                            }, 
                            {
                                "value": "Interconnected"
                            }, 
                            {
                                "value": "Interconnected"
                            }, 
                            {
                                "value": "Isolated"
                            }, 
                            {
                                "value": "Isolated"
                            }, 
                            {
                                "value": "Isolated"
                            }, 
                            {
                                "value": "Isolated"
                            }
                        ], 
                        "name": "Morphology of Second Phase"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot Isostatic Press Sintering and Properties of Silicon Nitride without Additives, I. Tanaka, G. Pezzotti, T. Okamoto, and Y. Miyamoto, Journal of the American Ceramic Society, Vol. 72 9, pp. 1656-1660 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Si3N4"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot Isostatic Press Sintering and Properties of Silicon Nitride without Additives, I. Tanaka, G. Pezzotti, T. Okamoto, and Y. Miyamoto, Journal of the American Ceramic Society, Vol. 72 9, pp. 1656-1660 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "312.2"
                    }, 
                    {
                        "value": "312.4"
                    }, 
                    {
                        "value": "312.0"
                    }, 
                    {
                        "value": "311.5"
                    }, 
                    {
                        "value": "310.6"
                    }, 
                    {
                        "value": "309.6"
                    }, 
                    {
                        "value": "308.5"
                    }, 
                    {
                        "value": "307.3"
                    }, 
                    {
                        "value": "305.9"
                    }, 
                    {
                        "value": "304.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot Isostatic Press Sintering and Properties of Silicon Nitride without Additives, I. Tanaka, G. Pezzotti, T. Okamoto, and Y. Miyamoto, Journal of the American Ceramic Society, Vol. 72 9, pp. 1656-1660 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "544"
                    }, 
                    {
                        "value": "523"
                    }, 
                    {
                        "value": "523"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot Isostatic Press Sintering and Properties of Silicon Nitride without Additives, I. Tanaka, G. Pezzotti, T. Okamoto, and Y. Miyamoto, Journal of the American Ceramic Society, Vol. 72 9, pp. 1656-1660 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.12"
                    }, 
                    {
                        "value": "3.18"
                    }, 
                    {
                        "value": "2.85"
                    }, 
                    {
                        "value": "2.83"
                    }, 
                    {
                        "value": "2.59"
                    }, 
                    {
                        "value": "2.61"
                    }, 
                    {
                        "value": "2.58"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot Isostatic Press Sintering and Properties of Silicon Nitride without Additives, I. Tanaka, G. Pezzotti, T. Okamoto, and Y. Miyamoto, Journal of the American Ceramic Society, Vol. 72 9, pp. 1656-1660 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "14.6"
                    }, 
                    {
                        "value": "14.4"
                    }, 
                    {
                        "value": "13.0"
                    }, 
                    {
                        "value": "11.0"
                    }, 
                    {
                        "value": "11.5"
                    }, 
                    {
                        "value": "11.5"
                    }, 
                    {
                        "value": "10.8"
                    }, 
                    {
                        "value": "10.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Floating zone"
            }
        ], 
        "references": [
            {
                "citation": "Indentation Hardness and Fracture Toughness in Single Crystal TiC0.96, C. Maerky, M.O. Guillou, J.L. Henshall, and R.M. Hooper, Materials Science and Engineering A, Vol. 209, pp. 329-336 (1996), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Titanium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiC0.96", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.52"
                    }, 
                    {
                        "value": "1.50"
                    }, 
                    {
                        "value": "1.72"
                    }, 
                    {
                        "value": "2.01"
                    }, 
                    {
                        "value": "1.84"
                    }, 
                    {
                        "value": "1.71"
                    }, 
                    {
                        "value": "1.51"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "1.7"
                    }, 
                    {
                        "value": "3.01"
                    }, 
                    {
                        "value": "2.98"
                    }, 
                    {
                        "value": "2.80"
                    }, 
                    {
                        "value": "2.61"
                    }, 
                    {
                        "value": "2.20"
                    }, 
                    {
                        "value": "1.77"
                    }, 
                    {
                        "value": "1.66"
                    }, 
                    {
                        "value": "1.76"
                    }, 
                    {
                        "value": "2.18"
                    }, 
                    {
                        "value": "2.61"
                    }, 
                    {
                        "value": "2.98"
                    }, 
                    {
                        "value": "3.14"
                    }, 
                    {
                        "value": "3.16"
                    }, 
                    {
                        "uncertainty": "0.6", 
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.86"
                    }, 
                    {
                        "value": "2.89"
                    }, 
                    {
                        "value": "2.96"
                    }, 
                    {
                        "value": "2.94"
                    }, 
                    {
                        "value": "2.95"
                    }, 
                    {
                        "value": "2.93"
                    }, 
                    {
                        "value": "2.87"
                    }, 
                    {
                        "value": "3.04"
                    }, 
                    {
                        "value": "3.24"
                    }, 
                    {
                        "value": "3.58"
                    }, 
                    {
                        "value": "3.22"
                    }, 
                    {
                        "value": "3.02"
                    }, 
                    {
                        "value": "2.86"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "3.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "(001)"
                            }, 
                            {
                                "value": "(001)"
                            }, 
                            {
                                "value": "(001)"
                            }, 
                            {
                                "value": "(001)"
                            }, 
                            {
                                "value": "(001)"
                            }, 
                            {
                                "value": "(001)"
                            }, 
                            {
                                "value": "(001)"
                            }, 
                            {
                                "value": "(001)"
                            }, 
                            {
                                "value": "(110)"
                            }, 
                            {
                                "value": "(110)"
                            }, 
                            {
                                "value": "(110)"
                            }, 
                            {
                                "value": "(110)"
                            }, 
                            {
                                "value": "(110)"
                            }, 
                            {
                                "value": "(110)"
                            }, 
                            {
                                "value": "(110)"
                            }, 
                            {
                                "value": "(110)"
                            }, 
                            {
                                "value": "(110)"
                            }, 
                            {
                                "value": "(110)"
                            }, 
                            {
                                "value": "(110)"
                            }, 
                            {
                                "value": "(110)"
                            }, 
                            {
                                "value": "(110)"
                            }, 
                            {
                                "value": "(110)"
                            }, 
                            {
                                "value": "(111)"
                            }, 
                            {
                                "value": "(111)"
                            }, 
                            {
                                "value": "(111)"
                            }, 
                            {
                                "value": "(111)"
                            }, 
                            {
                                "value": "(111)"
                            }, 
                            {
                                "value": "(111)"
                            }, 
                            {
                                "value": "(111)"
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                            {
                                "value": "(111)"
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                            {
                                "value": "(111)"
                            }, 
                            {
                                "value": "(111)"
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                            {
                                "value": "(111)"
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                            {
                                "value": "(111)"
                            }, 
                            {
                                "value": "(111)"
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                            {
                                "value": "(111)"
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                                "value": "100"
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                            {
                                "value": "100"
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                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
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                            {
                                "value": "100"
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                            {
                                "value": "100"
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                            {
                                "value": "100"
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                            {
                                "value": "001"
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                            {
                                "value": "001"
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                            {
                                "value": "001"
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                            {
                                "value": "001"
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                            {
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                            {
                                "value": "001"
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                            {
                                "value": "001"
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                                "value": "001"
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                            {
                                "value": "001"
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                            {
                                "value": "001"
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                            {
                                "value": "001"
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                            {
                                "value": "001"
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                            {
                                "value": "001"
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                                "maximum": "10"
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                            {
                                "minimum": "1", 
                                "maximum": "10"
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                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
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                    }, 
                    {
                        "units": "degree", 
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                                "value": "0"
                            }, 
                            {
                                "value": "15"
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                            {
                                "value": "30"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "75"
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                            {
                                "value": "90"
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                            {
                                "value": "Average"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "105"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "Average"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "Average"
                            }
                        ], 
                        "name": "Angle from Reference"
                    }, 
                    {
                        "units": "GPa", 
                        "scalars": [
                            {
                                "value": "487.3"
                            }, 
                            {
                                "value": "468.5"
                            }, 
                            {
                                "value": "450.2"
                            }, 
                            {
                                "value": "441.5"
                            }, 
                            {
                                "value": "450.2"
                            }, 
                            {
                                "value": "468.5"
                            }, 
                            {
                                "value": "478.3"
                            }, 
                            {
                                "uncertainty": "15", 
                                "value": "462"
                            }, 
                            {
                                "value": "478.3"
                            }, 
                            {
                                "value": "468.4"
                            }, 
                            {
                                "value": "448.0"
                            }, 
                            {
                                "value": "433.2"
                            }, 
                            {
                                "value": "431.1"
                            }, 
                            {
                                "value": "437.4"
                            }, 
                            {
                                "value": "441.5"
                            }, 
                            {
                                "value": "437.4"
                            }, 
                            {
                                "value": "431.1"
                            }, 
                            {
                                "value": "433.2"
                            }, 
                            {
                                "value": "448.0"
                            }, 
                            {
                                "value": "468.4"
                            }, 
                            {
                                "value": "478.3"
                            }, 
                            {
                                "uncertainty": "18", 
                                "value": "449"
                            }, 
                            {
                                "value": "441.5"
                            }, 
                            {
                                "value": "441.5"
                            }, 
                            {
                                "value": "441.5"
                            }, 
                            {
                                "value": "441.5"
                            }, 
                            {
                                "value": "441.5"
                            }, 
                            {
                                "value": "441.5"
                            }, 
                            {
                                "value": "441.5"
                            }, 
                            {
                                "value": "441.5"
                            }, 
                            {
                                "value": "441.5"
                            }, 
                            {
                                "value": "441.5"
                            }, 
                            {
                                "value": "441.5"
                            }, 
                            {
                                "value": "441.5"
                            }, 
                            {
                                "value": "441.5"
                            }, 
                            {
                                "value": "442"
                            }
                        ], 
                        "name": "Elastic Modulus"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Floating zone"
            }
        ], 
        "references": [
            {
                "citation": "Indentation Hardness and Fracture Toughness in Single Crystal TiC0.96, C. Maerky, M.O. Guillou, J.L. Henshall, and R.M. Hooper, Materials Science and Engineering A, Vol. 209, pp. 329-336 (1996), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Titanium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiC0.96", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "20.4"
                    }, 
                    {
                        "value": "23.1"
                    }, 
                    {
                        "value": "24.6"
                    }, 
                    {
                        "value": "25.1"
                    }, 
                    {
                        "value": "25.9"
                    }, 
                    {
                        "value": "26.4"
                    }, 
                    {
                        "value": "25.7"
                    }, 
                    {
                        "value": "25.4"
                    }, 
                    {
                        "value": "25.9"
                    }, 
                    {
                        "value": "26.3"
                    }, 
                    {
                        "value": "25.8"
                    }, 
                    {
                        "value": "25.2"
                    }, 
                    {
                        "value": "24.5"
                    }, 
                    {
                        "value": "22.7"
                    }, 
                    {
                        "value": "20.4"
                    }, 
                    {
                        "value": "26.7"
                    }, 
                    {
                        "value": "29.5"
                    }, 
                    {
                        "value": "32.8"
                    }, 
                    {
                        "value": "31.7"
                    }, 
                    {
                        "value": "33.0"
                    }, 
                    {
                        "value": "31.4"
                    }, 
                    {
                        "value": "26.4"
                    }, 
                    {
                        "value": "24.4"
                    }, 
                    {
                        "value": "24.6"
                    }, 
                    {
                        "value": "25.4"
                    }, 
                    {
                        "value": "25.7"
                    }, 
                    {
                        "value": "26.5"
                    }, 
                    {
                        "value": "26.8"
                    }, 
                    {
                        "value": "25.9"
                    }, 
                    {
                        "value": "25.2"
                    }, 
                    {
                        "value": "26.0"
                    }, 
                    {
                        "value": "26.8"
                    }, 
                    {
                        "value": "26.3"
                    }, 
                    {
                        "value": "25.6"
                    }, 
                    {
                        "value": "25.2"
                    }, 
                    {
                        "value": "24.4"
                    }, 
                    {
                        "value": "23.8"
                    }, 
                    {
                        "value": "24.3"
                    }, 
                    {
                        "value": "25.1"
                    }, 
                    {
                        "value": "25.5"
                    }, 
                    {
                        "value": "26.0"
                    }, 
                    {
                        "value": "25.8"
                    }, 
                    {
                        "value": "25.0"
                    }, 
                    {
                        "value": "24.1"
                    }, 
                    {
                        "value": "25.0"
                    }, 
                    {
                        "value": "25.9"
                    }, 
                    {
                        "value": "26.1"
                    }, 
                    {
                        "value": "25.7"
                    }, 
                    {
                        "value": "24.8"
                    }, 
                    {
                        "value": "24.1"
                    }, 
                    {
                        "value": "25.5"
                    }, 
                    {
                        "value": "26.1"
                    }, 
                    {
                        "value": "26.3"
                    }, 
                    {
                        "value": "27.1"
                    }, 
                    {
                        "value": "27.8"
                    }, 
                    {
                        "value": "29.1"
                    }, 
                    {
                        "value": "29.1"
                    }, 
                    {
                        "value": "28.4"
                    }, 
                    {
                        "value": "27.9"
                    }, 
                    {
                        "value": "27.3"
                    }, 
                    {
                        "value": "26.6"
                    }, 
                    {
                        "value": "26.0"
                    }, 
                    {
                        "value": "25.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
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                            {
                                "value": "Knoop"
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                            {
                                "value": "Knoop"
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                            {
                                "value": "Knoop"
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                            {
                                "value": "Knoop"
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                            {
                                "value": "Knoop"
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                                "value": "Knoop"
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                                "value": "Knoop"
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                                "value": "Knoop"
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                                "value": "Knoop"
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                            {
                                "value": "Vickers"
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                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Vickers"
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                            {
                                "value": "Vickers"
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                            {
                                "value": "Vickers"
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                            {
                                "value": "Knoop"
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                            {
                                "value": "Knoop"
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                            {
                                "value": "Knoop"
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                            {
                                "value": "Knoop"
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                                "value": "Knoop"
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                                "value": "Knoop"
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                                "value": "Knoop"
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                                "value": "Knoop"
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                            {
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                            {
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                                "value": "Knoop"
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                            {
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                            {
                                "value": "Knoop"
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                            {
                                "value": "Knoop"
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                            {
                                "value": "Knoop"
                            }, 
                            {
                                "value": "Knoop"
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                            {
                                "value": "Berkovich"
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                            {
                                "value": "Berkovich"
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                            {
                                "value": "Berkovich"
                            }, 
                            {
                                "value": "Berkovich"
                            }, 
                            {
                                "value": "Berkovich"
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                            {
                                "value": "Berkovich"
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                            {
                                "value": "Berkovich"
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                            {
                                "value": "Berkovich"
                            }, 
                            {
                                "value": "Berkovich"
                            }, 
                            {
                                "value": "Berkovich"
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                            {
                                "value": "Berkovich"
                            }, 
                            {
                                "value": "Berkovich"
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                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }, 
                            {
                                "minimum": "1", 
                                "maximum": "10"
                            }
                        ], 
                        "name": "Reference Direction"
                    }, 
                    {
                        "units": "degree", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "41"
                            }, 
                            {
                                "value": "46"
                            }, 
                            {
                                "value": "51"
                            }, 
                            {
                                "value": "61"
                            }, 
                            {
                                "value": "64"
                            }, 
                            {
                                "value": "71"
                            }, 
                            {
                                "value": "71"
                            }, 
                            {
                                "value": "81"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "46"
                            }, 
                            {
                                "value": "61"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "91"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "34"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "54"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "126"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "146"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "166"
                            }, 
                            {
                                "value": "178"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "61"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "82"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "61"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "82"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "120"
                            }
                        ], 
                        "name": "Angle from Reference"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Behaviour of Hot-Pressed Boron Carbide in Various Atmospheres, G.A. Gogotsi, Y.G. Gogotsi, and D.Y. Ostrovoj, Journal of Materials Science Letters, Vol. 7, pp. 814-816 (1988), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xAl.ySi", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C:Al,Si"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "295"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "280"
                    }, 
                    {
                        "value": "185"
                    }, 
                    {
                        "value": "185"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "630"
                            }, 
                            {
                                "value": "980"
                            }, 
                            {
                                "value": "1340"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "590"
                            }, 
                            {
                                "value": "1020"
                            }, 
                            {
                                "value": "1350"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }
                        ], 
                        "name": "Environment"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Heat Contents of Meta- and Orthotitanates of Barium and Strontium, J.P. Coughlin and R.L. Orr, Journal of the American Chemical Society, Vol. 75 3, pp. 530-531 (1953), published by American Chemical Society."
            }
        ], 
        "names": [
            "Barium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "440.41"
                    }, 
                    {
                        "value": "466.46"
                    }, 
                    {
                        "value": "476.02"
                    }, 
                    {
                        "value": "484.00"
                    }, 
                    {
                        "value": "490.78"
                    }, 
                    {
                        "value": "496.61"
                    }, 
                    {
                        "value": "506.15"
                    }, 
                    {
                        "value": "519.85"
                    }, 
                    {
                        "value": "529.56"
                    }, 
                    {
                        "value": "537.15"
                    }, 
                    {
                        "value": "543.50"
                    }, 
                    {
                        "value": "549.09"
                    }, 
                    {
                        "value": "554.17"
                    }, 
                    {
                        "value": "558.92"
                    }, 
                    {
                        "value": "563.42"
                    }, 
                    {
                        "value": "567.75"
                    }, 
                    {
                        "value": "571.95"
                    }, 
                    {
                        "value": "576.05"
                    }, 
                    {
                        "value": "580.08"
                    }, 
                    {
                        "value": "584.04"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "425"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "102.73"
                            }, 
                            {
                                "value": "108.81"
                            }, 
                            {
                                "value": "111.04"
                            }, 
                            {
                                "value": "112.90"
                            }, 
                            {
                                "value": "114.48"
                            }, 
                            {
                                "value": "115.84"
                            }, 
                            {
                                "value": "118.06"
                            }, 
                            {
                                "value": "121.26"
                            }, 
                            {
                                "value": "123.53"
                            }, 
                            {
                                "value": "125.30"
                            }, 
                            {
                                "value": "126.78"
                            }, 
                            {
                                "value": "128.08"
                            }, 
                            {
                                "value": "129.27"
                            }, 
                            {
                                "value": "130.37"
                            }, 
                            {
                                "value": "131.42"
                            }, 
                            {
                                "value": "132.43"
                            }, 
                            {
                                "value": "133.41"
                            }, 
                            {
                                "value": "134.37"
                            }, 
                            {
                                "value": "135.31"
                            }, 
                            {
                                "value": "136.23"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Heat Contents of Meta- and Orthotitanates of Barium and Strontium, J.P. Coughlin and R.L. Orr, Journal of the American Chemical Society, Vol. 75 3, pp. 530-531 (1953), published by American Chemical Society."
            }
        ], 
        "names": [
            "Strontium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SrTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sr-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "537.57"
                    }, 
                    {
                        "value": "593.22"
                    }, 
                    {
                        "value": "621.14"
                    }, 
                    {
                        "value": "638.13"
                    }, 
                    {
                        "value": "649.98"
                    }, 
                    {
                        "value": "659.07"
                    }, 
                    {
                        "value": "666.57"
                    }, 
                    {
                        "value": "673.07"
                    }, 
                    {
                        "value": "678.93"
                    }, 
                    {
                        "value": "684.34"
                    }, 
                    {
                        "value": "689.44"
                    }, 
                    {
                        "value": "694.32"
                    }, 
                    {
                        "value": "699.03"
                    }, 
                    {
                        "value": "703.62"
                    }, 
                    {
                        "value": "708.10"
                    }, 
                    {
                        "value": "712.51"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "98.66"
                            }, 
                            {
                                "value": "108.87"
                            }, 
                            {
                                "value": "114.00"
                            }, 
                            {
                                "value": "117.12"
                            }, 
                            {
                                "value": "119.29"
                            }, 
                            {
                                "value": "120.96"
                            }, 
                            {
                                "value": "122.33"
                            }, 
                            {
                                "value": "123.53"
                            }, 
                            {
                                "value": "124.60"
                            }, 
                            {
                                "value": "125.60"
                            }, 
                            {
                                "value": "126.53"
                            }, 
                            {
                                "value": "127.43"
                            }, 
                            {
                                "value": "128.29"
                            }, 
                            {
                                "value": "129.13"
                            }, 
                            {
                                "value": "129.96"
                            }, 
                            {
                                "value": "130.77"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Heat Contents of Meta- and Orthotitanates of Barium and Strontium, J.P. Coughlin and R.L. Orr, Journal of the American Chemical Society, Vol. 75 3, pp. 530-531 (1953), published by American Chemical Society."
            }
        ], 
        "names": [
            "Barium orthotitanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Ba2TiO4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "386.85"
                    }, 
                    {
                        "value": "425.20"
                    }, 
                    {
                        "value": "443.87"
                    }, 
                    {
                        "value": "454.81"
                    }, 
                    {
                        "value": "462.09"
                    }, 
                    {
                        "value": "467.43"
                    }, 
                    {
                        "value": "471.63"
                    }, 
                    {
                        "value": "475.13"
                    }, 
                    {
                        "value": "478.17"
                    }, 
                    {
                        "value": "480.89"
                    }, 
                    {
                        "value": "483.40"
                    }, 
                    {
                        "value": "485.74"
                    }, 
                    {
                        "value": "487.97"
                    }, 
                    {
                        "value": "490.11"
                    }, 
                    {
                        "value": "492.18"
                    }, 
                    {
                        "value": "494.19"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "149.56"
                            }, 
                            {
                                "value": "164.39"
                            }, 
                            {
                                "value": "171.61"
                            }, 
                            {
                                "value": "175.84"
                            }, 
                            {
                                "value": "178.66"
                            }, 
                            {
                                "value": "180.72"
                            }, 
                            {
                                "value": "182.34"
                            }, 
                            {
                                "value": "183.69"
                            }, 
                            {
                                "value": "184.87"
                            }, 
                            {
                                "value": "185.92"
                            }, 
                            {
                                "value": "186.89"
                            }, 
                            {
                                "value": "187.80"
                            }, 
                            {
                                "value": "188.66"
                            }, 
                            {
                                "value": "189.49"
                            }, 
                            {
                                "value": "190.28"
                            }, 
                            {
                                "value": "191.06"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "High Temperature Heat Contents of Meta- and Orthotitanates of Barium and Strontium, J.P. Coughlin and R.L. Orr, Journal of the American Chemical Society, Vol. 75 3, pp. 530-531 (1953), published by American Chemical Society."
            }
        ], 
        "names": [
            "Stronium orthotitanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Sr2TiO4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sr-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "501.41"
                    }, 
                    {
                        "value": "540.08"
                    }, 
                    {
                        "value": "560.98"
                    }, 
                    {
                        "value": "574.90"
                    }, 
                    {
                        "value": "585.51"
                    }, 
                    {
                        "value": "594.36"
                    }, 
                    {
                        "value": "602.18"
                    }, 
                    {
                        "value": "609.37"
                    }, 
                    {
                        "value": "616.15"
                    }, 
                    {
                        "value": "622.64"
                    }, 
                    {
                        "value": "628.94"
                    }, 
                    {
                        "value": "635.09"
                    }, 
                    {
                        "value": "641.13"
                    }, 
                    {
                        "value": "647.09"
                    }, 
                    {
                        "value": "652.99"
                    }, 
                    {
                        "value": "658.84"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "143.98"
                            }, 
                            {
                                "value": "155.09"
                            }, 
                            {
                                "value": "161.09"
                            }, 
                            {
                                "value": "165.09"
                            }, 
                            {
                                "value": "168.13"
                            }, 
                            {
                                "value": "170.68"
                            }, 
                            {
                                "value": "172.92"
                            }, 
                            {
                                "value": "174.99"
                            }, 
                            {
                                "value": "176.93"
                            }, 
                            {
                                "value": "178.80"
                            }, 
                            {
                                "value": "180.61"
                            }, 
                            {
                                "value": "182.37"
                            }, 
                            {
                                "value": "184.11"
                            }, 
                            {
                                "value": "185.82"
                            }, 
                            {
                                "value": "187.51"
                            }, 
                            {
                                "value": "189.19"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sonic Analysis for Solid Bodies, N.N. Ault and H.F.G. Ueltz, Journal of the American Ceramic Society, Vol. 36 6, pp. 199-203 (1953), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "326.6"
                    }, 
                    {
                        "value": "326.6"
                    }, 
                    {
                        "value": "326.0"
                    }, 
                    {
                        "value": "325.4"
                    }, 
                    {
                        "value": "319.1"
                    }, 
                    {
                        "value": "314.6"
                    }, 
                    {
                        "value": "309.5"
                    }, 
                    {
                        "value": "306.6"
                    }, 
                    {
                        "value": "305.5"
                    }, 
                    {
                        "value": "302.0"
                    }, 
                    {
                        "value": "300.9"
                    }, 
                    {
                        "value": "298.6"
                    }, 
                    {
                        "value": "296.9"
                    }, 
                    {
                        "value": "295.2"
                    }, 
                    {
                        "value": "294.6"
                    }, 
                    {
                        "value": "294.0"
                    }, 
                    {
                        "value": "292.9"
                    }, 
                    {
                        "value": "292.9"
                    }, 
                    {
                        "value": "290.6"
                    }, 
                    {
                        "value": "288.3"
                    }, 
                    {
                        "value": "288.3"
                    }, 
                    {
                        "value": "287.2"
                    }, 
                    {
                        "value": "283.8"
                    }, 
                    {
                        "value": "283.2"
                    }, 
                    {
                        "value": "283.2"
                    }, 
                    {
                        "value": "283.2"
                    }, 
                    {
                        "value": "283.2"
                    }, 
                    {
                        "value": "281.4"
                    }, 
                    {
                        "value": "280.9"
                    }, 
                    {
                        "value": "280.3"
                    }, 
                    {
                        "value": "279.7"
                    }, 
                    {
                        "value": "276.8"
                    }, 
                    {
                        "value": "277.4"
                    }, 
                    {
                        "value": "279.1"
                    }, 
                    {
                        "value": "280.8"
                    }, 
                    {
                        "value": "282.6"
                    }, 
                    {
                        "value": "282.6"
                    }, 
                    {
                        "value": "281.5"
                    }, 
                    {
                        "value": "282.1"
                    }, 
                    {
                        "value": "286.6"
                    }, 
                    {
                        "value": "288.4"
                    }, 
                    {
                        "value": "292.4"
                    }, 
                    {
                        "value": "324.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }
                        ], 
                        "name": "Thermal Cycle"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "67"
                            }, 
                            {
                                "value": "105"
                            }, 
                            {
                                "value": "152"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "242"
                            }, 
                            {
                                "value": "305"
                            }, 
                            {
                                "value": "342"
                            }, 
                            {
                                "value": "363"
                            }, 
                            {
                                "value": "384"
                            }, 
                            {
                                "value": "422"
                            }, 
                            {
                                "value": "443"
                            }, 
                            {
                                "value": "459"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "497"
                            }, 
                            {
                                "value": "518"
                            }, 
                            {
                                "value": "539"
                            }, 
                            {
                                "value": "564"
                            }, 
                            {
                                "value": "581"
                            }, 
                            {
                                "value": "597"
                            }, 
                            {
                                "value": "618"
                            }, 
                            {
                                "value": "643"
                            }, 
                            {
                                "value": "664"
                            }, 
                            {
                                "value": "681"
                            }, 
                            {
                                "value": "702"
                            }, 
                            {
                                "value": "723"
                            }, 
                            {
                                "value": "749"
                            }, 
                            {
                                "value": "782"
                            }, 
                            {
                                "value": "803"
                            }, 
                            {
                                "value": "828"
                            }, 
                            {
                                "value": "866"
                            }, 
                            {
                                "value": "946"
                            }, 
                            {
                                "value": "997"
                            }, 
                            {
                                "value": "964"
                            }, 
                            {
                                "value": "867"
                            }, 
                            {
                                "value": "804"
                            }, 
                            {
                                "value": "765"
                            }, 
                            {
                                "value": "702"
                            }, 
                            {
                                "value": "659"
                            }, 
                            {
                                "value": "601"
                            }, 
                            {
                                "value": "559"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "24"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sonic Analysis for Solid Bodies, N.N. Ault and H.F.G. Ueltz, Journal of the American Ceramic Society, Vol. 36 6, pp. 199-203 (1953), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (monoclinic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "91.6"
                    }, 
                    {
                        "value": "91.5"
                    }, 
                    {
                        "value": "91.5"
                    }, 
                    {
                        "value": "90.9"
                    }, 
                    {
                        "value": "90.2"
                    }, 
                    {
                        "value": "86.3"
                    }, 
                    {
                        "value": "85.1"
                    }, 
                    {
                        "value": "85.0"
                    }, 
                    {
                        "value": "84.4"
                    }, 
                    {
                        "value": "83.8"
                    }, 
                    {
                        "value": "83.8"
                    }, 
                    {
                        "value": "83.2"
                    }, 
                    {
                        "value": "83.2"
                    }, 
                    {
                        "value": "83.2"
                    }, 
                    {
                        "value": "81.5"
                    }, 
                    {
                        "value": "81.4"
                    }, 
                    {
                        "value": "80.9"
                    }, 
                    {
                        "value": "80.8"
                    }, 
                    {
                        "value": "81.3"
                    }, 
                    {
                        "value": "97.4"
                    }, 
                    {
                        "value": "99.8"
                    }, 
                    {
                        "value": "98.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }
                        ], 
                        "name": "Thermal Cycle"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "79"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "138"
                            }, 
                            {
                                "value": "205"
                            }, 
                            {
                                "value": "239"
                            }, 
                            {
                                "value": "281"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "386"
                            }, 
                            {
                                "value": "415"
                            }, 
                            {
                                "value": "458"
                            }, 
                            {
                                "value": "483"
                            }, 
                            {
                                "value": "496"
                            }, 
                            {
                                "value": "512"
                            }, 
                            {
                                "value": "533"
                            }, 
                            {
                                "value": "554"
                            }, 
                            {
                                "value": "575"
                            }, 
                            {
                                "value": "592"
                            }, 
                            {
                                "value": "706"
                            }, 
                            {
                                "value": "287"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "29"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sonic Analysis for Solid Bodies, N.N. Ault and H.F.G. Ueltz, Journal of the American Ceramic Society, Vol. 36 6, pp. 199-203 (1953), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "62.7"
                    }, 
                    {
                        "value": "62.7"
                    }, 
                    {
                        "value": "62.7"
                    }, 
                    {
                        "value": "62.7"
                    }, 
                    {
                        "value": "62.7"
                    }, 
                    {
                        "value": "62.1"
                    }, 
                    {
                        "value": "61.6"
                    }, 
                    {
                        "value": "61.6"
                    }, 
                    {
                        "value": "61.6"
                    }, 
                    {
                        "value": "61.6"
                    }, 
                    {
                        "value": "61.6"
                    }, 
                    {
                        "value": "61.6"
                    }, 
                    {
                        "value": "61.1"
                    }, 
                    {
                        "value": "61.7"
                    }, 
                    {
                        "value": "61.1"
                    }, 
                    {
                        "value": "60.6"
                    }, 
                    {
                        "value": "60.6"
                    }, 
                    {
                        "value": "60.6"
                    }, 
                    {
                        "value": "60.6"
                    }, 
                    {
                        "value": "60.0"
                    }, 
                    {
                        "value": "60.0"
                    }, 
                    {
                        "value": "59.5"
                    }, 
                    {
                        "value": "59.5"
                    }, 
                    {
                        "value": "59.5"
                    }, 
                    {
                        "value": "59.5"
                    }, 
                    {
                        "value": "59.6"
                    }, 
                    {
                        "value": "59.0"
                    }, 
                    {
                        "value": "58.5"
                    }, 
                    {
                        "value": "57.9"
                    }, 
                    {
                        "value": "57.9"
                    }, 
                    {
                        "value": "58.5"
                    }, 
                    {
                        "value": "58.5"
                    }, 
                    {
                        "value": "58.0"
                    }, 
                    {
                        "value": "60.2"
                    }, 
                    {
                        "value": "60.2"
                    }, 
                    {
                        "value": "60.2"
                    }, 
                    {
                        "value": "60.2"
                    }, 
                    {
                        "value": "60.2"
                    }, 
                    {
                        "value": "61.2"
                    }, 
                    {
                        "value": "61.8"
                    }, 
                    {
                        "value": "62.3"
                    }, 
                    {
                        "value": "62.3"
                    }, 
                    {
                        "value": "63.4"
                    }, 
                    {
                        "value": "63.9"
                    }, 
                    {
                        "value": "63.9"
                    }, 
                    {
                        "value": "64.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }
                        ], 
                        "name": "Thermal Cycle"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "58"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "118"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "152"
                            }, 
                            {
                                "value": "181"
                            }, 
                            {
                                "value": "198"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "237"
                            }, 
                            {
                                "value": "258"
                            }, 
                            {
                                "value": "279"
                            }, 
                            {
                                "value": "296"
                            }, 
                            {
                                "value": "313"
                            }, 
                            {
                                "value": "339"
                            }, 
                            {
                                "value": "360"
                            }, 
                            {
                                "value": "382"
                            }, 
                            {
                                "value": "394"
                            }, 
                            {
                                "value": "411"
                            }, 
                            {
                                "value": "433"
                            }, 
                            {
                                "value": "454"
                            }, 
                            {
                                "value": "479"
                            }, 
                            {
                                "value": "492"
                            }, 
                            {
                                "value": "552"
                            }, 
                            {
                                "value": "590"
                            }, 
                            {
                                "value": "611"
                            }, 
                            {
                                "value": "675"
                            }, 
                            {
                                "value": "692"
                            }, 
                            {
                                "value": "718"
                            }, 
                            {
                                "value": "735"
                            }, 
                            {
                                "value": "760"
                            }, 
                            {
                                "value": "713"
                            }, 
                            {
                                "value": "696"
                            }, 
                            {
                                "value": "675"
                            }, 
                            {
                                "value": "658"
                            }, 
                            {
                                "value": "637"
                            }, 
                            {
                                "value": "535"
                            }, 
                            {
                                "value": "492"
                            }, 
                            {
                                "value": "479"
                            }, 
                            {
                                "value": "454"
                            }, 
                            {
                                "value": "339"
                            }, 
                            {
                                "value": "296"
                            }, 
                            {
                                "value": "254"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Properties of Indium Nitride, S. Krukowsi, A. Witek, J. Adamczyk, J. Jun, M. Bockowski, I. Grzegroy, B. Lucznik, G. Nowak, M. Wroblewski, A. Presz, S. Gierlotka, S. Stelmach, B. Pa, Journal of Physics and Chemistry of Solids, Vol. 59 3, pp. 289-295 (1998), published by Pergamon Press."
            }
        ], 
        "names": [
            "Indium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "InN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "In-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "195"
                    }, 
                    {
                        "value": "204"
                    }, 
                    {
                        "value": "208"
                    }, 
                    {
                        "value": "216"
                    }, 
                    {
                        "value": "217"
                    }, 
                    {
                        "value": "224"
                    }, 
                    {
                        "value": "228"
                    }, 
                    {
                        "value": "231"
                    }, 
                    {
                        "value": "236"
                    }, 
                    {
                        "value": "239"
                    }, 
                    {
                        "value": "244"
                    }, 
                    {
                        "value": "245"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "252"
                    }, 
                    {
                        "value": "255"
                    }, 
                    {
                        "value": "259"
                    }, 
                    {
                        "value": "261"
                    }, 
                    {
                        "value": "266"
                    }, 
                    {
                        "value": "269"
                    }, 
                    {
                        "value": "272"
                    }, 
                    {
                        "value": "273"
                    }, 
                    {
                        "value": "279"
                    }, 
                    {
                        "value": "284"
                    }, 
                    {
                        "value": "288"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "295"
                    }, 
                    {
                        "value": "297"
                    }, 
                    {
                        "value": "300"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "152"
                            }, 
                            {
                                "value": "163"
                            }, 
                            {
                                "value": "168"
                            }, 
                            {
                                "value": "173"
                            }, 
                            {
                                "value": "179"
                            }, 
                            {
                                "value": "184"
                            }, 
                            {
                                "value": "189"
                            }, 
                            {
                                "value": "195"
                            }, 
                            {
                                "value": "199"
                            }, 
                            {
                                "value": "205"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "215"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "225"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "235"
                            }, 
                            {
                                "value": "241"
                            }, 
                            {
                                "value": "245"
                            }, 
                            {
                                "value": "251"
                            }, 
                            {
                                "value": "256"
                            }, 
                            {
                                "value": "261"
                            }, 
                            {
                                "value": "267"
                            }, 
                            {
                                "value": "272"
                            }, 
                            {
                                "value": "277"
                            }, 
                            {
                                "value": "282"
                            }, 
                            {
                                "value": "287"
                            }, 
                            {
                                "value": "292"
                            }, 
                            {
                                "value": "297"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion of Whiskers of Ti(C,N) Solid Solutions, K. Wokulska, Journal of Alloys and Compounds, Vol. 264, pp. 223-227 (1998), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
            "Titanium nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiCxN1-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N:C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.23909"
                    }, 
                    {
                        "uncertainty": "0.000001", 
                        "value": "4.240687"
                    }, 
                    {
                        "uncertainty": "0.000015", 
                        "value": "4.241353"
                    }, 
                    {
                        "uncertainty": "0.000009", 
                        "value": "4.241568"
                    }, 
                    {
                        "uncertainty": "0.000010", 
                        "value": "4.243936"
                    }, 
                    {
                        "uncertainty": "0.000009", 
                        "value": "4.244936"
                    }, 
                    {
                        "uncertainty": "0.000003", 
                        "value": "4.246227"
                    }, 
                    {
                        "uncertainty": "0.000015", 
                        "value": "4.246741"
                    }, 
                    {
                        "uncertainty": "0.000009", 
                        "value": "4.247290"
                    }, 
                    {
                        "uncertainty": "0.000010", 
                        "value": "4.321951"
                    }, 
                    {
                        "uncertainty": "0.000010", 
                        "value": "4.322914"
                    }, 
                    {
                        "uncertainty": "0.000010", 
                        "value": "4.324755"
                    }, 
                    {
                        "value": "4.32650"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.03"
                            }, 
                            {
                                "value": "0.03"
                            }, 
                            {
                                "value": "0.055"
                            }, 
                            {
                                "value": "0.067"
                            }, 
                            {
                                "value": "0.08"
                            }, 
                            {
                                "value": "0.087"
                            }, 
                            {
                                "value": "0.09"
                            }, 
                            {
                                "value": "0.95"
                            }, 
                            {
                                "value": "0.96"
                            }, 
                            {
                                "value": "0.98"
                            }, 
                            {
                                "value": "1.00"
                            }
                        ], 
                        "name": "x of TiCxN1-x"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion of Whiskers of Ti(C,N) Solid Solutions, K. Wokulska, Journal of Alloys and Compounds, Vol. 264, pp. 223-227 (1998), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
            "Titanium nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiCxN1-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N:C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "9.40"
                    }, 
                    {
                        "value": "9.06"
                    }, 
                    {
                        "value": "9.35"
                    }, 
                    {
                        "value": "8.10"
                    }, 
                    {
                        "value": "7.94"
                    }, 
                    {
                        "value": "7.44"
                    }, 
                    {
                        "value": "7.11"
                    }, 
                    {
                        "value": "8.55"
                    }, 
                    {
                        "value": "8.17"
                    }, 
                    {
                        "value": "8.45"
                    }, 
                    {
                        "value": "8.64"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.03"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.21"
                            }, 
                            {
                                "value": "0.52"
                            }, 
                            {
                                "value": "0.56"
                            }, 
                            {
                                "value": "0.68"
                            }, 
                            {
                                "value": "0.82"
                            }, 
                            {
                                "value": "0.95"
                            }, 
                            {
                                "value": "0.96"
                            }, 
                            {
                                "value": "1.00"
                            }
                        ], 
                        "name": "x of TiCxN1-x"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Deformation Mechanisms for High-Temperature Creep of High Yttria Content Stabilized Zirconia Single Crystals, D. Gomez-Garcia, J. Martinez-Fernandez, A. Dominguez-Rodriguez, P. Eveno, and J. Castaing, Acta Materialia, Vol. 44 3, pp. 991-999 (1996), published by Acta Metallurgica Inc.."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "CERES Corp."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "96", 
                        "value": "772"
                    }, 
                    {
                        "uncertainty": "48", 
                        "value": "560"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "1400", 
                                "maximum": "1500"
                            }, 
                            {
                                "minimum": "1500", 
                                "maximum": "1800"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Deformation Mechanisms for High-Temperature Creep of High Yttria Content Stabilized Zirconia Single Crystals, D. Gomez-Garcia, J. Martinez-Fernandez, A. Dominguez-Rodriguez, P. Eveno, and J. Castaing, Acta Materialia, Vol. 44 3, pp. 991-999 (1996), published by Acta Metallurgica Inc.."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "CERES Corp."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "41000"
                    }, 
                    {
                        "value": "8600"
                    }, 
                    {
                        "value": "5500"
                    }, 
                    {
                        "value": "3500"
                    }, 
                    {
                        "value": "2600"
                    }, 
                    {
                        "value": "2300"
                    }, 
                    {
                        "value": "1800"
                    }, 
                    {
                        "value": "930"
                    }, 
                    {
                        "value": "690"
                    }, 
                    {
                        "value": "550"
                    }, 
                    {
                        "value": "410"
                    }, 
                    {
                        "value": "380"
                    }, 
                    {
                        "value": "260"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "55"
                    }, 
                    {
                        "value": "44"
                    }, 
                    {
                        "value": "41"
                    }, 
                    {
                        "value": "16"
                    }, 
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "9.3"
                    }, 
                    {
                        "value": "8.6"
                    }, 
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "59000"
                    }, 
                    {
                        "value": "30000"
                    }, 
                    {
                        "value": "8000"
                    }, 
                    {
                        "value": "4100"
                    }, 
                    {
                        "value": "3000"
                    }, 
                    {
                        "value": "2800"
                    }, 
                    {
                        "value": "1600"
                    }, 
                    {
                        "value": "800"
                    }, 
                    {
                        "value": "590"
                    }, 
                    {
                        "value": "480"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "86"
                    }, 
                    {
                        "value": "74"
                    }, 
                    {
                        "value": "28"
                    }, 
                    {
                        "value": "21"
                    }, 
                    {
                        "value": "3.8"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "21.0"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }, 
                            {
                                "value": "9.4"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1653"
                            }, 
                            {
                                "value": "1653"
                            }, 
                            {
                                "value": "1653"
                            }, 
                            {
                                "value": "1653"
                            }, 
                            {
                                "value": "1604"
                            }, 
                            {
                                "value": "1601"
                            }, 
                            {
                                "value": "1555"
                            }, 
                            {
                                "value": "1551"
                            }, 
                            {
                                "value": "1528"
                            }, 
                            {
                                "value": "1514"
                            }, 
                            {
                                "value": "1505"
                            }, 
                            {
                                "value": "1505"
                            }, 
                            {
                                "value": "1476"
                            }, 
                            {
                                "value": "1454"
                            }, 
                            {
                                "value": "1451"
                            }, 
                            {
                                "value": "1454"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1403"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1688"
                            }, 
                            {
                                "value": "1688"
                            }, 
                            {
                                "value": "1555"
                            }, 
                            {
                                "value": "1514"
                            }, 
                            {
                                "value": "1514"
                            }, 
                            {
                                "value": "1501"
                            }, 
                            {
                                "value": "1457"
                            }, 
                            {
                                "value": "1448"
                            }, 
                            {
                                "value": "1442"
                            }, 
                            {
                                "value": "1436"
                            }, 
                            {
                                "value": "1409"
                            }, 
                            {
                                "value": "1409"
                            }, 
                            {
                                "value": "1412"
                            }, 
                            {
                                "value": "1394"
                            }, 
                            {
                                "value": "1394"
                            }, 
                            {
                                "value": "1389"
                            }, 
                            {
                                "value": "1389"
                            }, 
                            {
                                "value": "1377"
                            }, 
                            {
                                "value": "1377"
                            }, 
                            {
                                "value": "1344"
                            }, 
                            {
                                "value": "1344"
                            }, 
                            {
                                "value": "1297"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Deformation Mechanisms for High-Temperature Creep of High Yttria Content Stabilized Zirconia Single Crystals, D. Gomez-Garcia, J. Martinez-Fernandez, A. Dominguez-Rodriguez, P. Eveno, and J. Castaing, Acta Materialia, Vol. 44 3, pp. 991-999 (1996), published by Acta Metallurgica Inc.."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "CERES Corp."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.4", 
                        "value": "5.4"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "2.9"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "1400", 
                                "maximum": "1500"
                            }, 
                            {
                                "minimum": "1500", 
                                "maximum": "1800"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "The Elastic Constants and Interatomic Binding in Yttria-Stabilized Zirconia, N.G. Pace, G.A. Saunders, Z. Sumengen, and J.S. Thorp, Journal of Materials Science, Vol. 4, pp. 1106-1110 (1969), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "126"
                    }, 
                    {
                        "value": "126"
                    }, 
                    {
                        "value": "139"
                    }, 
                    {
                        "value": "140"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "196"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "The Elastic Constants and Interatomic Binding in Yttria-Stabilized Zirconia, N.G. Pace, G.A. Saunders, Z. Sumengen, and J.S. Thorp, Journal of Materials Science, Vol. 4, pp. 1106-1110 (1969), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0001", 
                        "value": "5.1276"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "5.1401"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "12"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "The Elastic Constants and Interatomic Binding in Yttria-Stabilized Zirconia, N.G. Pace, G.A. Saunders, Z. Sumengen, and J.S. Thorp, Journal of Materials Science, Vol. 4, pp. 1106-1110 (1969), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "595"
                    }, 
                    {
                        "value": "604"
                    }
                ], 
                "units": "K", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "12"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }
                ], 
                "name": "Debye Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "The Elastic Constants and Interatomic Binding in Yttria-Stabilized Zirconia, N.G. Pace, G.A. Saunders, Z. Sumengen, and J.S. Thorp, Journal of Materials Science, Vol. 4, pp. 1106-1110 (1969), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.001", 
                        "value": "6.036"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "5.894"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "12"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "The Elastic Constants and Interatomic Binding in Yttria-Stabilized Zirconia, N.G. Pace, G.A. Saunders, Z. Sumengen, and J.S. Thorp, Journal of Materials Science, Vol. 4, pp. 1106-1110 (1969), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "303"
                    }, 
                    {
                        "value": "303"
                    }, 
                    {
                        "value": "314"
                    }, 
                    {
                        "value": "314"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "196"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "The Elastic Constants and Interatomic Binding in Yttria-Stabilized Zirconia, N.G. Pace, G.A. Saunders, Z. Sumengen, and J.S. Thorp, Journal of Materials Science, Vol. 4, pp. 1106-1110 (1969), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
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                    {
                        "value": "Zr-O:Y"
                    }
                ], 
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            }, 
            {
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                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "units": "GPa", 
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                        "units": "K", 
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                                "value": "77"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "196"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }
                ], 
                "matrices": [
                    [
                        [
                            {
                                "value": "222"
                            }, 
                            {
                                "value": "98.3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "98.3"
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "154"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ]
                    ]
                ], 
                "name": "Elasticity Tensor"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "The Elastic Constants and Interatomic Binding in Yttria-Stabilized Zirconia, N.G. Pace, G.A. Saunders, Z. Sumengen, and J.S. Thorp, Journal of Materials Science, Vol. 4, pp. 1106-1110 (1969), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "158"
                    }, 
                    {
                        "value": "158"
                    }, 
                    {
                        "value": "154"
                    }, 
                    {
                        "value": "154"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "196"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "The Elastic Constants and Interatomic Binding in Yttria-Stabilized Zirconia, N.G. Pace, G.A. Saunders, Z. Sumengen, and J.S. Thorp, Journal of Materials Science, Vol. 4, pp. 1106-1110 (1969), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.09"
                    }, 
                    {
                        "value": "7.09"
                    }, 
                    {
                        "value": "5.12"
                    }, 
                    {
                        "value": "5.12"
                    }, 
                    {
                        "value": "3.11"
                    }, 
                    {
                        "value": "3.11"
                    }, 
                    {
                        "value": "7.30"
                    }, 
                    {
                        "value": "7.30"
                    }, 
                    {
                        "value": "5.78"
                    }, 
                    {
                        "value": "5.78"
                    }, 
                    {
                        "value": "3.26"
                    }, 
                    {
                        "value": "3.24"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "196"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Shear,fast"
                            }, 
                            {
                                "value": "Shear,fast"
                            }, 
                            {
                                "value": "Shear,slow"
                            }, 
                            {
                                "value": "Shear,slow"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Shear,fast"
                            }, 
                            {
                                "value": "Shear,fast"
                            }, 
                            {
                                "value": "Shear,slow"
                            }, 
                            {
                                "value": "Shear,slow"
                            }
                        ], 
                        "name": "Mode"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion Behavior of Silicon Carbide in 290 \u00b0C Water, H. Hirayama, T. Kawakubo, A. Goto, and T. Kaneko, Journal of the American Ceramic Society, Vol. 72 11, pp. 2049-2053 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.00034"
                    }, 
                    {
                        "value": "0.0017"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.0019"
                    }, 
                    {
                        "value": "0.00040"
                    }, 
                    {
                        "value": "0.00052"
                    }, 
                    {
                        "value": "0.00017"
                    }, 
                    {
                        "value": "0.00034"
                    }, 
                    {
                        "value": "0.00034"
                    }, 
                    {
                        "value": "0.012"
                    }, 
                    {
                        "value": "0.022"
                    }, 
                    {
                        "value": "0.0084"
                    }, 
                    {
                        "value": "0.016"
                    }, 
                    {
                        "value": "0.046"
                    }, 
                    {
                        "value": "0.046"
                    }, 
                    {
                        "value": "0.000036"
                    }, 
                    {
                        "value": "0.000082"
                    }, 
                    {
                        "value": "0.00014"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "72"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "pH"
                    }, 
                    {
                        "units": "ppm", 
                        "scalars": [
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }
                        ], 
                        "name": "Oxygen Concentration"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Processing and Mechanical Properties of Boron Carbide Sintered with TiC, L.S. Sigl, Journal of the European Ceramic Society, Vol. 18, pp. 1521-1529 (1998), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Boron carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C:Ti"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "437"
                    }, 
                    {
                        "value": "442"
                    }, 
                    {
                        "value": "446"
                    }, 
                    {
                        "value": "448"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3.1"
                            }, 
                            {
                                "value": "6.1"
                            }, 
                            {
                                "value": "8.3"
                            }, 
                            {
                                "value": "10.1"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Processing and Mechanical Properties of Boron Carbide Sintered with TiC, L.S. Sigl, Journal of the European Ceramic Society, Vol. 18, pp. 1521-1529 (1998), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Boron carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C:Ti"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "503"
                    }, 
                    {
                        "value": "461"
                    }, 
                    {
                        "value": "374"
                    }, 
                    {
                        "value": "302"
                    }, 
                    {
                        "value": "292"
                    }, 
                    {
                        "value": "274"
                    }, 
                    {
                        "value": "434"
                    }, 
                    {
                        "value": "448"
                    }, 
                    {
                        "value": "469"
                    }, 
                    {
                        "value": "526"
                    }, 
                    {
                        "value": "568"
                    }, 
                    {
                        "value": "574"
                    }, 
                    {
                        "value": "390"
                    }, 
                    {
                        "value": "389"
                    }, 
                    {
                        "value": "361"
                    }, 
                    {
                        "value": "268"
                    }, 
                    {
                        "value": "274"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "TiC"
                            }, 
                            {
                                "value": "TiC"
                            }, 
                            {
                                "value": "TiC"
                            }, 
                            {
                                "value": "TiC"
                            }, 
                            {
                                "value": "TiC"
                            }, 
                            {
                                "value": "TiC"
                            }, 
                            {
                                "value": "TiC"
                            }, 
                            {
                                "value": "TiC"
                            }, 
                            {
                                "value": "TiC"
                            }, 
                            {
                                "value": "TiC"
                            }, 
                            {
                                "value": "TiC"
                            }
                        ], 
                        "name": "Additive"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "3.1"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "9.8"
                            }, 
                            {
                                "value": "13.5"
                            }, 
                            {
                                "value": "19.3"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "4.9"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "6.1"
                            }, 
                            {
                                "value": "7.4"
                            }, 
                            {
                                "value": "10.0"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Processing and Mechanical Properties of Boron Carbide Sintered with TiC, L.S. Sigl, Journal of the European Ceramic Society, Vol. 18, pp. 1521-1529 (1998), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Boron carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C:Ti"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.89"
                    }, 
                    {
                        "value": "3.22"
                    }, 
                    {
                        "value": "3.62"
                    }, 
                    {
                        "value": "4.19"
                    }, 
                    {
                        "value": "4.02"
                    }, 
                    {
                        "value": "3.72"
                    }, 
                    {
                        "value": "2.15"
                    }, 
                    {
                        "value": "2.10"
                    }, 
                    {
                        "value": "2.39"
                    }, 
                    {
                        "value": "2.52"
                    }, 
                    {
                        "value": "2.64"
                    }, 
                    {
                        "value": "2.72"
                    }, 
                    {
                        "value": "2.81"
                    }, 
                    {
                        "value": "3.05"
                    }, 
                    {
                        "value": "3.22"
                    }, 
                    {
                        "value": "3.58"
                    }, 
                    {
                        "value": "3.91"
                    }, 
                    {
                        "value": "4.12"
                    }, 
                    {
                        "value": "3.58"
                    }, 
                    {
                        "value": "3.86"
                    }, 
                    {
                        "value": "3.89"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "TiC"
                            }, 
                            {
                                "value": "TiC"
                            }, 
                            {
                                "value": "TiC"
                            }, 
                            {
                                "value": "TiC"
                            }, 
                            {
                                "value": "TiC"
                            }, 
                            {
                                "value": "TiC"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }, 
                            {
                                "value": "Carbon"
                            }
                        ], 
                        "name": "Additive"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.3"
                            }, 
                            {
                                "value": "6.5"
                            }, 
                            {
                                "value": "9.9"
                            }, 
                            {
                                "value": "13.6"
                            }, 
                            {
                                "value": "19.2"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "1.2"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "6.1"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "16.0"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Processing and Mechanical Properties of Boron Carbide Sintered with TiC, L.S. Sigl, Journal of the European Ceramic Society, Vol. 18, pp. 1521-1529 (1998), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Boron carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C:Ti"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "31.6"
                    }, 
                    {
                        "value": "29.6"
                    }, 
                    {
                        "value": "28.5"
                    }, 
                    {
                        "value": "27.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3.1"
                            }, 
                            {
                                "value": "6.1"
                            }, 
                            {
                                "value": "8.3"
                            }, 
                            {
                                "value": "10.1"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "16", 
                        "value": "341"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "MPa/s", 
                        "scalars": [
                            {
                                "value": "0.033"
                            }
                        ], 
                        "name": "Stress Rate"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "254"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "11.6"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Tensile"
                            }
                        ], 
                        "name": "Stress Mode"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Behavior MoSi2 Reinforced-Si3N4 Matrix Composites, J.J. Petrovic, M.I. Pena, I.E. Reimanis, M.S. Sandlin, S.D. Conzone, H.H. Kung, and D.P. Butt, Journal of the American Ceramic Society, Vol. 80 12, pp. 3070-3076 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMoSi2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MoSi"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "976"
                    }, 
                    {
                        "value": "1003"
                    }, 
                    {
                        "value": "986"
                    }, 
                    {
                        "value": "1035"
                    }, 
                    {
                        "value": "1026"
                    }, 
                    {
                        "value": "856"
                    }, 
                    {
                        "value": "976"
                    }, 
                    {
                        "value": "981"
                    }, 
                    {
                        "value": "847"
                    }, 
                    {
                        "value": "794"
                    }, 
                    {
                        "value": "770"
                    }, 
                    {
                        "value": "724"
                    }, 
                    {
                        "value": "580"
                    }, 
                    {
                        "value": "695"
                    }, 
                    {
                        "value": "547"
                    }, 
                    {
                        "value": "494"
                    }, 
                    {
                        "value": "338"
                    }, 
                    {
                        "value": "270"
                    }, 
                    {
                        "value": "619"
                    }, 
                    {
                        "value": "499"
                    }, 
                    {
                        "value": "587"
                    }, 
                    {
                        "value": "581"
                    }, 
                    {
                        "value": "441"
                    }, 
                    {
                        "value": "318"
                    }, 
                    {
                        "value": "623"
                    }, 
                    {
                        "value": "617"
                    }, 
                    {
                        "value": "380"
                    }, 
                    {
                        "value": "307"
                    }, 
                    {
                        "value": "255"
                    }, 
                    {
                        "value": "183"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Powder Grain Size"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Mass Fraction of MgO"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Volume Fraction of MoSi2"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Behavior MoSi2 Reinforced-Si3N4 Matrix Composites, J.J. Petrovic, M.I. Pena, I.E. Reimanis, M.S. Sandlin, S.D. Conzone, H.H. Kung, and D.P. Butt, Journal of the American Ceramic Society, Vol. 80 12, pp. 3070-3076 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMoSi2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MoSi"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "5.9"
                    }, 
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "8.3"
                    }, 
                    {
                        "value": "7.9"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "6.3"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "9.8"
                    }, 
                    {
                        "value": "9.0"
                    }, 
                    {
                        "value": "9.7"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "8.0"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "9.3"
                    }, 
                    {
                        "value": "3.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Powder Grain Size"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Mass Fraction of MgO"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Volume Fraction of MoSi2"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Behavior MoSi2 Reinforced-Si3N4 Matrix Composites, J.J. Petrovic, M.I. Pena, I.E. Reimanis, M.S. Sandlin, S.D. Conzone, H.H. Kung, and D.P. Butt, Journal of the American Ceramic Society, Vol. 80 12, pp. 3070-3076 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMoSi2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MoSi"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "17.4"
                    }, 
                    {
                        "value": "16.3"
                    }, 
                    {
                        "value": "15.9"
                    }, 
                    {
                        "value": "16.2"
                    }, 
                    {
                        "value": "15.2"
                    }, 
                    {
                        "value": "15.6"
                    }, 
                    {
                        "value": "17.5"
                    }, 
                    {
                        "value": "16.4"
                    }, 
                    {
                        "value": "16.1"
                    }, 
                    {
                        "value": "15.8"
                    }, 
                    {
                        "value": "15.1"
                    }, 
                    {
                        "value": "13.4"
                    }, 
                    {
                        "value": "17.4"
                    }, 
                    {
                        "value": "16.8"
                    }, 
                    {
                        "value": "14.7"
                    }, 
                    {
                        "value": "13.8"
                    }, 
                    {
                        "value": "11.9"
                    }, 
                    {
                        "value": "11.0"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Powder Grain Size"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Mass Fraction of MgO"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Volume Fraction of MoSi2"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Flexural Strength of Hot-Pressed Silicon Oxynitride Ceramics, M. Ohashi, H. Tabata, and S. Kanzaki, Journal of Materials Science Letters, Vol. 7, pp. 339-340 (1988), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon oxynitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si2N2O", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.87"
                    }, 
                    {
                        "value": "2.90"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Mole Fraction of CeO2"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Flexural Strength of Hot-Pressed Silicon Oxynitride Ceramics, M. Ohashi, H. Tabata, and S. Kanzaki, Journal of Materials Science Letters, Vol. 7, pp. 339-340 (1988), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon oxynitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si2N2O", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "672"
                    }, 
                    {
                        "value": "773"
                    }, 
                    {
                        "value": "768"
                    }, 
                    {
                        "value": "740"
                    }, 
                    {
                        "value": "199"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Mole Fraction of CeO2"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Manufacturing of High-Strength ZrO2 Ceramics by Hardening and Annealing Methods, S. Yu. Pliner, Yu. S. Toropov, and D. S  Rutman a. o., Ogneupori (Refractories) 11, pp. 4-6 (1984)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "Fe2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }, 
                    {
                        "value": "Al2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.2"
                            }
                        ], 
                        "name": "Mole Fraction"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Manufacturing of High-Strength ZrO2 Ceramics by Hardening and Annealing Methods, S. Yu. Pliner, Yu. S. Toropov, and D. S  Rutman a. o., Ogneupori (Refractories) 11, pp. 4-6 (1984)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "340"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "565"
                    }, 
                    {
                        "value": "630"
                    }, 
                    {
                        "value": "650"
                    }, 
                    {
                        "value": "615"
                    }, 
                    {
                        "value": "670"
                    }, 
                    {
                        "value": "650"
                    }, 
                    {
                        "value": "610"
                    }, 
                    {
                        "value": "565"
                    }, 
                    {
                        "value": "480"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "80"
                            }
                        ], 
                        "name": "Timeof Tempering"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Refinement of the Crystal Structure of SiC Type 6H, A.H. Gomes De Mesquita, Acta Crystallographica, Vol. 23, pp. 610-617 (1967), published by Munksgaard International Booksellers and Publishers Ltd.."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0.66667"
                    }, 
                    {
                        "value": "0.33333"
                    }, 
                    {
                        "value": "0.16673"
                    }, 
                    {
                        "value": "0.33333"
                    }, 
                    {
                        "value": "0.66667"
                    }, 
                    {
                        "value": "0.33317"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0.12539"
                    }, 
                    {
                        "value": "0.66667"
                    }, 
                    {
                        "value": "0.33333"
                    }, 
                    {
                        "value": "0.29186"
                    }, 
                    {
                        "value": "0.33333"
                    }, 
                    {
                        "value": "0.66667"
                    }, 
                    {
                        "value": "0.45837"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Si(1) : x"
                            }, 
                            {
                                "value": "Si(1) : y"
                            }, 
                            {
                                "value": "Si(1) : z"
                            }, 
                            {
                                "value": "Si(2) : x"
                            }, 
                            {
                                "value": "Si(2) : y"
                            }, 
                            {
                                "value": "Si(2) : z"
                            }, 
                            {
                                "value": "Si(3) : x"
                            }, 
                            {
                                "value": "Si(3) : y"
                            }, 
                            {
                                "value": "Si(3) : z"
                            }, 
                            {
                                "value": "C(1) : x"
                            }, 
                            {
                                "value": "C(1) : y"
                            }, 
                            {
                                "value": "C(1) : z"
                            }, 
                            {
                                "value": "C(2) : x"
                            }, 
                            {
                                "value": "C(2) : y"
                            }, 
                            {
                                "value": "C(2) : z"
                            }, 
                            {
                                "value": "C(3) : x"
                            }, 
                            {
                                "value": "C(3) : y"
                            }, 
                            {
                                "value": "C(3) : z"
                            }
                        ], 
                        "name": "Atom : Coordinate"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Refinement of the Crystal Structure of SiC Type 6H, A.H. Gomes De Mesquita, Acta Crystallographica, Vol. 23, pp. 610-617 (1967), published by Munksgaard International Booksellers and Publishers Ltd.."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.08065"
                    }, 
                    {
                        "value": "15.11738"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Reliable Ceramics for Advanced Heat Engines, V.K. Pujari, D.M. Tracey, M.F. Foley, N.I. Paille, P.J. Pelletier, L.C. Sales, C.A. Willkens, and R.L. Yeckley, American Ceramic Society Bulletin, Vol. 74 4, pp. 86-90 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Saint-Gobain/Norton Industrial Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NCX-5102"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Y2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sintering Aid Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Reliable Ceramics for Advanced Heat Engines, V.K. Pujari, D.M. Tracey, M.F. Foley, N.I. Paille, P.J. Pelletier, L.C. Sales, C.A. Willkens, and R.L. Yeckley, American Ceramic Society Bulletin, Vol. 74 4, pp. 86-90 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Saint-Gobain/Norton Industrial Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NCX-5102"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "972"
                    }, 
                    {
                        "value": "561"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1370"
                            }
                        ], 
                        "name": "Test Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Reliable Ceramics for Advanced Heat Engines, V.K. Pujari, D.M. Tracey, M.F. Foley, N.I. Paille, P.J. Pelletier, L.C. Sales, C.A. Willkens, and R.L. Yeckley, American Ceramic Society Bulletin, Vol. 74 4, pp. 86-90 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Saint-Gobain/Norton Industrial Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NCX-5102"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "997"
                    }, 
                    {
                        "value": "396"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "minimum": "540", 
                                "maximum": "1237"
                            }, 
                            {
                                "minimum": "344", 
                                "maximum": "452"
                            }
                        ], 
                        "name": "Range of Strengths"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1370"
                            }
                        ], 
                        "name": "Test Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Reliable Ceramics for Advanced Heat Engines, V.K. Pujari, D.M. Tracey, M.F. Foley, N.I. Paille, P.J. Pelletier, L.C. Sales, C.A. Willkens, and R.L. Yeckley, American Ceramic Society Bulletin, Vol. 74 4, pp. 86-90 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Saint-Gobain/Norton Industrial Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NCX-5102"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "4"
                    }, 
                    {
                        "value": "-"
                    }, 
                    {
                        "value": "-"
                    }
                ], 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "1109"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Weibull Strength"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "665"
                            }, 
                            {
                                "value": "653"
                            }, 
                            {
                                "value": "517"
                            }
                        ], 
                        "name": "Threshold Strength"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1370"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Tensile"
                            }, 
                            {
                                "value": "Flexural"
                            }, 
                            {
                                "value": "Flexural"
                            }
                        ], 
                        "name": "Stress Mode"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Reliable Ceramics for Advanced Heat Engines, V.K. Pujari, D.M. Tracey, M.F. Foley, N.I. Paille, P.J. Pelletier, L.C. Sales, C.A. Willkens, and R.L. Yeckley, American Ceramic Society Bulletin, Vol. 74 4, pp. 86-90 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Saint-Gobain/Norton Industrial Ceramics"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NCX-5102"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "1109"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "665"
                            }
                        ], 
                        "name": "Threshold Strength"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Weibull Modulus"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Tensile"
                            }
                        ], 
                        "name": "Stress Mode"
                    }
                ], 
                "name": "Weibull Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Hot-Pressed SiC-TiC Composites, H. Endo, M. Ueki, and H. Kubo, Journal of Materials Science, Vol. 26, pp. 3769-3774 (1991), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "SiC"
                    }, 
                    {
                        "value": "TiC"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
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                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Isostatic Pressing"
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        ], 
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            {
                "citation": "Microstructure and Mechanical Properties of Hot-Pressed SiC-TiC Composites, H. Endo, M. Ueki, and H. Kubo, Journal of Materials Science, Vol. 26, pp. 3769-3774 (1991), published by Chapman and Hall."
            }
        ], 
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiC", 
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            {
                "scalars": [
                    {
                        "value": "Si-C:TiC"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "382"
                    }, 
                    {
                        "value": "415"
                    }, 
                    {
                        "value": "424"
                    }, 
                    {
                        "value": "432"
                    }, 
                    {
                        "value": "417"
                    }, 
                    {
                        "value": "461"
                    }, 
                    {
                        "value": "450"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mass Fraction of TiC"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Hot Isostatic Pressing"
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        ], 
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            {
                "citation": "Microstructure and Mechanical Properties of Hot-Pressed SiC-TiC Composites, H. Endo, M. Ueki, and H. Kubo, Journal of Materials Science, Vol. 26, pp. 3769-3774 (1991), published by Chapman and Hall."
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiC", 
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                    {
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            }, 
            {
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            {
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                        "value": "610"
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                    {
                        "value": "610"
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                    {
                        "value": "760"
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                    {
                        "value": "710"
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                    {
                        "value": "550"
                    }, 
                    {
                        "value": "650"
                    }, 
                    {
                        "value": "420"
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                    {
                        "value": "1020"
                    }, 
                    {
                        "value": "980"
                    }, 
                    {
                        "value": "940"
                    }, 
                    {
                        "value": "810"
                    }, 
                    {
                        "value": "420"
                    }, 
                    {
                        "value": "360"
                    }, 
                    {
                        "value": "310"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
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                            {
                                "value": "30"
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                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "10"
                            }, 
                            {
                                "value": "30"
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                            {
                                "value": "50"
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                                "value": "70"
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                            {
                                "value": "90"
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                            {
                                "value": "100"
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                    }, 
                    {
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                                "value": "23"
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                            {
                                "value": "23"
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                            {
                                "value": "23"
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                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
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                    }, 
                    {
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                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }
                        ], 
                        "name": "Environment"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
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    {
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                "name": "Hot Isostatic Pressing"
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                "citation": "Microstructure and Mechanical Properties of Hot-Pressed SiC-TiC Composites, H. Endo, M. Ueki, and H. Kubo, Journal of Materials Science, Vol. 26, pp. 3769-3774 (1991), published by Chapman and Hall."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    {
                        "value": "Si-C:TiC"
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            {
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            {
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                        "value": "5.9"
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                    {
                        "value": "5.4"
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                    {
                        "value": "3.8"
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                    {
                        "value": "3.0"
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                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
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                        "scalars": [
                            {
                                "value": "0"
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                            {
                                "value": "10"
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                                "value": "50"
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                            {
                                "value": "90"
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                            {
                                "value": "100"
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                "citation": "Microstructure and Mechanical Properties of Hot-Pressed SiC-TiC Composites, H. Endo, M. Ueki, and H. Kubo, Journal of Materials Science, Vol. 26, pp. 3769-3774 (1991), published by Chapman and Hall."
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        ], 
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        ], 
        "chemicalFormula": "SiC.xTiC", 
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                        "value": "23"
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                    {
                        "value": "23"
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                    {
                        "value": "26"
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                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
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                                "value": "0"
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                            {
                                "value": "10"
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                                "value": "50"
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                                "value": "70"
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                            {
                                "value": "90"
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                            {
                                "value": "100"
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            {
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                        "value": "0.163"
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                    {
                        "value": "0.163"
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                    {
                        "value": "0.172"
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                    {
                        "value": "0.193"
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                ], 
                "conditions": [
                    {
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                                "value": "0"
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                            {
                                "value": "10"
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                            {
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                                "value": "90"
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                            {
                                "value": "100"
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                "name": "Chemical Vapor Deposition"
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                                "value": "0.95"
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                    {
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                                "value": "12"
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                        ], 
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                    {
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                            {
                                "value": "5.2"
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                                "value": "I/A-27"
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            {
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                    {
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                    {
                        "units": "$\\mu$m", 
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                                "value": "5.2"
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                                "value": "I/A-28"
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        ]
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                "name": "Chemical Vapor Deposition"
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            {
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                            {
                                "value": "I/B-11"
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                                "value": "12"
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                        "units": "$\\mu$m", 
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                                "value": "5.2"
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                                "value": "I/B-14"
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            {
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                                "value": "0.95"
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                                "value": "5.2"
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                                "value": "I/B-37"
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        ], 
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            {
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            {
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                                "value": "0.95"
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                    {
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                                "value": "12"
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                        ], 
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                    }, 
                    {
                        "units": "$\\mu$m", 
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                                "value": "5.2"
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                    {
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                    {
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                    {
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                            {
                                "value": "5.2"
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                    {
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                                "value": "II/B-32"
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        ], 
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            {
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                ], 
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            {
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                    {
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                    {
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                    {
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                "citation": "The Hydrostatic Working Effect on the Properties of Ceramics, S. Yu. Pliner, Yu. I. Komolikov, V. G. Peychev, and I. S. Lappo, Ogneupori (Refractories) 4, pp. 9-11 (1988)."
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                            {
                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                            {
                                "value": "100 : 0"
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                            {
                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
                            }, 
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                                "value": "100 : 0"
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                            {
                                "value": "100 : 0"
                            }, 
                            {
                                "value": "100 : 0"
                            }, 
                            {
                                "value": "100 : 0"
                            }, 
                            {
                                "value": "100 : 0"
                            }, 
                            {
                                "value": "100 : 0"
                            }, 
                            {
                                "value": "100 : 0"
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                            {
                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                            {
                                "value": "100 : 0"
                            }, 
                            {
                                "value": "100 : 0"
                            }, 
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                                "value": "100 : 0"
                            }, 
                            {
                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
                            }, 
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                                "value": "100 : 0"
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                            {
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                            {
                                "value": "100 : 0"
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                            {
                                "value": "100 : 0"
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                            {
                                "value": "100 : 0"
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                        ], 
                        "name": "Phase Fraction Rutile:Anatase"
                    }, 
                    {
                        "units": "nm", 
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                                "value": "15"
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                                "value": "14"
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                                "value": "14"
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                                "value": "75"
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                                "value": "75"
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                                "value": "75"
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                                "value": "75"
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                                "value": "75"
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                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
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                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
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                            {
                                "value": "75"
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                                "value": "75"
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                                "value": "75"
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                                "value": "75"
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                                "value": "75"
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                                "value": "75"
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                                "value": "75"
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                                "value": "75"
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                                "value": "75"
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                                "value": "75"
                            }, 
                            {
                                "value": "75"
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                                "value": "75"
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                                "value": "75"
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                                "value": "75"
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                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "75"
                            }
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                                "value": "109.822"
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                            }, 
                            {
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                                "value": "176.233"
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                                "value": "179.650"
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                                "value": "182.769"
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                                "value": "187.941"
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                                "value": "205.911"
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                            {
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                            {
                                "value": "289.482"
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                            {
                                "value": "294.290"
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                                "value": "299.103"
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                            {
                                "value": "303.789"
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                            {
                                "value": "308.540"
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                            {
                                "value": "313.264"
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                            {
                                "value": "317.819"
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                            {
                                "value": "322.401"
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                            {
                                "value": "335.903"
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                            {
                                "value": "340.422"
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                            {
                                "value": "344.769"
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                            {
                                "value": "349.180"
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                            {
                                "value": "353.521"
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                            {
                                "value": "357.878"
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                            {
                                "value": "362.154"
                            }, 
                            {
                                "value": "366.438"
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                            {
                                "value": "370.642"
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                            {
                                "value": "79.009"
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                            {
                                "value": "81.640"
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                            {
                                "value": "84.127"
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                                "value": "86.554"
                            }, 
                            {
                                "value": "88.951"
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                            {
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                                "value": "93.452"
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                                "value": "95.658"
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                            {
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                                "value": "155.604"
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                            {
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                            {
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                            {
                                "value": "164.259"
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                                "value": "170.531"
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                                "value": "201.730"
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                            {
                                "value": "214.047"
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                            {
                                "value": "218.104"
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                            {
                                "value": "222.008"
                            }, 
                            {
                                "value": "225.603"
                            }, 
                            {
                                "value": "229.826"
                            }, 
                            {
                                "value": "233.742"
                            }, 
                            {
                                "value": "237.501"
                            }, 
                            {
                                "value": "241.329"
                            }, 
                            {
                                "value": "245.080"
                            }, 
                            {
                                "value": "248.812"
                            }, 
                            {
                                "value": "252.547"
                            }, 
                            {
                                "value": "256.313"
                            }, 
                            {
                                "value": "259.934"
                            }, 
                            {
                                "value": "263.608"
                            }, 
                            {
                                "value": "267.230"
                            }, 
                            {
                                "value": "270.921"
                            }, 
                            {
                                "value": "274.903"
                            }, 
                            {
                                "value": "279.402"
                            }, 
                            {
                                "value": "283.828"
                            }, 
                            {
                                "value": "288.250"
                            }, 
                            {
                                "value": "292.603"
                            }, 
                            {
                                "value": "297.027"
                            }, 
                            {
                                "value": "301.314"
                            }, 
                            {
                                "value": "305.576"
                            }, 
                            {
                                "value": "309.862"
                            }, 
                            {
                                "value": "314.071"
                            }, 
                            {
                                "value": "318.340"
                            }, 
                            {
                                "value": "322.478"
                            }, 
                            {
                                "value": "326.530"
                            }, 
                            {
                                "value": "330.661"
                            }, 
                            {
                                "value": "334.724"
                            }, 
                            {
                                "value": "338.703"
                            }, 
                            {
                                "value": "342.759"
                            }, 
                            {
                                "value": "346.674"
                            }, 
                            {
                                "value": "350.650"
                            }, 
                            {
                                "value": "354.662"
                            }, 
                            {
                                "value": "358.621"
                            }, 
                            {
                                "value": "363.863"
                            }, 
                            {
                                "value": "367.906"
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                            {
                                "value": "78.976"
                            }, 
                            {
                                "value": "81.717"
                            }, 
                            {
                                "value": "84.302"
                            }, 
                            {
                                "value": "86.809"
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                                "value": "89.683"
                            }, 
                            {
                                "value": "92.822"
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                                "value": "95.845"
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                                "value": "98.788"
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                                "value": "101.644"
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                                "value": "104.961"
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                                "value": "108.714"
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                                "value": "115.902"
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                                "value": "119.360"
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                            {
                                "value": "122.740"
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                            {
                                "value": "126.048"
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                            {
                                "value": "129.292"
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                            {
                                "value": "132.478"
                            }, 
                            {
                                "value": "135.609"
                            }, 
                            {
                                "value": "138.689"
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                            {
                                "value": "141.723"
                            }, 
                            {
                                "value": "144.712"
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                                "value": "147.658"
                            }, 
                            {
                                "value": "150.566"
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                            {
                                "value": "153.438"
                            }, 
                            {
                                "value": "156.276"
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                            {
                                "value": "159.082"
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                            {
                                "value": "161.858"
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                                "value": "164.602"
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                            {
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                                "value": "171.938"
                            }, 
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                                "value": "175.850"
                            }, 
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                                "value": "179.712"
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                            {
                                "value": "183.527"
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                            {
                                "value": "187.295"
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                            {
                                "value": "191.021"
                            }, 
                            {
                                "value": "194.709"
                            }, 
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                                "value": "198.361"
                            }, 
                            {
                                "value": "201.983"
                            }, 
                            {
                                "value": "205.569"
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                            {
                                "value": "209.115"
                            }, 
                            {
                                "value": "212.644"
                            }, 
                            {
                                "value": "216.108"
                            }, 
                            {
                                "value": "219.581"
                            }, 
                            {
                                "value": "222.974"
                            }, 
                            {
                                "value": "226.360"
                            }, 
                            {
                                "value": "229.757"
                            }, 
                            {
                                "value": "233.082"
                            }, 
                            {
                                "value": "236.403"
                            }, 
                            {
                                "value": "240.709"
                            }, 
                            {
                                "value": "245.408"
                            }, 
                            {
                                "value": "249.478"
                            }, 
                            {
                                "value": "253.514"
                            }, 
                            {
                                "value": "257.491"
                            }, 
                            {
                                "value": "261.479"
                            }, 
                            {
                                "value": "265.461"
                            }, 
                            {
                                "value": "269.372"
                            }, 
                            {
                                "value": "273.280"
                            }, 
                            {
                                "value": "277.191"
                            }, 
                            {
                                "value": "281.023"
                            }, 
                            {
                                "value": "284.859"
                            }, 
                            {
                                "value": "288.691"
                            }, 
                            {
                                "value": "292.462"
                            }, 
                            {
                                "value": "296.734"
                            }, 
                            {
                                "value": "301.527"
                            }, 
                            {
                                "value": "306.324"
                            }, 
                            {
                                "value": "311.035"
                            }, 
                            {
                                "value": "315.691"
                            }, 
                            {
                                "value": "320.340"
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                            {
                                "value": "324.983"
                            }, 
                            {
                                "value": "329.560"
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                            {
                                "value": "334.126"
                            }, 
                            {
                                "value": "338.632"
                            }, 
                            {
                                "value": "343.061"
                            }, 
                            {
                                "value": "347.780"
                            }, 
                            {
                                "value": "351.978"
                            }, 
                            {
                                "value": "356.332"
                            }, 
                            {
                                "value": "360.679"
                            }, 
                            {
                                "value": "364.821"
                            }, 
                            {
                                "value": "368.803"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
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                                "value": "17.724"
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                                "value": "33.812"
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                                "value": "34.982"
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                                "value": "36.546"
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                                "value": "38.444"
                            }, 
                            {
                                "value": "39.088"
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                                "value": "39.533"
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                                "value": "40.302"
                            }, 
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                                "value": "40.861"
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                                "value": "41.103"
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                                "value": "41.616"
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                                "value": "42.417"
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                                "value": "42.691"
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                                "value": "64.822"
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                            {
                                "value": "65.435"
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                            {
                                "value": "66.978"
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                                "value": "67.689"
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                            {
                                "value": "68.544"
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                            {
                                "value": "69.520"
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                            {
                                "value": "70.241"
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                            {
                                "value": "71.254"
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                            {
                                "value": "71.940"
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                            {
                                "value": "72.927"
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                            {
                                "value": "73.773"
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                                "value": "75.490"
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                            {
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                                "value": "52.056"
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                                "value": "57.034"
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                            {
                                "value": "58.122"
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                            {
                                "value": "58.857"
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                            {
                                "value": "60.144"
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                            {
                                "value": "60.784"
                            }, 
                            {
                                "value": "61.563"
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                            {
                                "value": "62.290"
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                            {
                                "value": "63.059"
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                            {
                                "value": "63.952"
                            }, 
                            {
                                "value": "64.667"
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                                "value": "65.281"
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                                "value": "66.155"
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                                "value": "66.588"
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                                "value": "70.659"
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                            {
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                            {
                                "value": "72.813"
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                            {
                                "value": "73.512"
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                            {
                                "value": "74.675"
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                            {
                                "value": "75.682"
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                            {
                                "value": "76.578"
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                            {
                                "value": "77.782"
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                            {
                                "value": "78.469"
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                            {
                                "value": "79.752"
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                            {
                                "value": "80.537"
                            }, 
                            {
                                "value": "81.354"
                            }, 
                            {
                                "value": "82.512"
                            }, 
                            {
                                "value": "83.606"
                            }, 
                            {
                                "value": "84.524"
                            }, 
                            {
                                "value": "85.619"
                            }, 
                            {
                                "value": "86.672"
                            }, 
                            {
                                "value": "87.871"
                            }, 
                            {
                                "value": "88.837"
                            }, 
                            {
                                "value": "90.015"
                            }, 
                            {
                                "value": "91.122"
                            }, 
                            {
                                "value": "11.943"
                            }, 
                            {
                                "value": "12.859"
                            }, 
                            {
                                "value": "13.810"
                            }, 
                            {
                                "value": "14.677"
                            }, 
                            {
                                "value": "15.301"
                            }, 
                            {
                                "value": "16.438"
                            }, 
                            {
                                "value": "17.522"
                            }, 
                            {
                                "value": "18.113"
                            }, 
                            {
                                "value": "18.943"
                            }, 
                            {
                                "value": "20.121"
                            }, 
                            {
                                "value": "21.309"
                            }, 
                            {
                                "value": "22.439"
                            }, 
                            {
                                "value": "23.386"
                            }, 
                            {
                                "value": "24.392"
                            }, 
                            {
                                "value": "25.142"
                            }, 
                            {
                                "value": "25.918"
                            }, 
                            {
                                "value": "26.666"
                            }, 
                            {
                                "value": "27.488"
                            }, 
                            {
                                "value": "28.206"
                            }, 
                            {
                                "value": "28.847"
                            }, 
                            {
                                "value": "29.844"
                            }, 
                            {
                                "value": "30.603"
                            }, 
                            {
                                "value": "31.162"
                            }, 
                            {
                                "value": "32.048"
                            }, 
                            {
                                "value": "32.633"
                            }, 
                            {
                                "value": "33.248"
                            }, 
                            {
                                "value": "33.794"
                            }, 
                            {
                                "value": "34.548"
                            }, 
                            {
                                "value": "34.744"
                            }, 
                            {
                                "value": "35.591"
                            }, 
                            {
                                "value": "36.860"
                            }, 
                            {
                                "value": "37.491"
                            }, 
                            {
                                "value": "38.226"
                            }, 
                            {
                                "value": "38.880"
                            }, 
                            {
                                "value": "39.617"
                            }, 
                            {
                                "value": "40.618"
                            }, 
                            {
                                "value": "41.183"
                            }, 
                            {
                                "value": "41.728"
                            }, 
                            {
                                "value": "42.039"
                            }, 
                            {
                                "value": "43.172"
                            }, 
                            {
                                "value": "43.815"
                            }, 
                            {
                                "value": "44.551"
                            }, 
                            {
                                "value": "44.913"
                            }, 
                            {
                                "value": "45.380"
                            }, 
                            {
                                "value": "45.924"
                            }, 
                            {
                                "value": "46.440"
                            }, 
                            {
                                "value": "47.095"
                            }, 
                            {
                                "value": "47.542"
                            }, 
                            {
                                "value": "47.948"
                            }, 
                            {
                                "value": "48.295"
                            }, 
                            {
                                "value": "49.030"
                            }, 
                            {
                                "value": "49.636"
                            }, 
                            {
                                "value": "50.191"
                            }, 
                            {
                                "value": "50.894"
                            }, 
                            {
                                "value": "51.232"
                            }, 
                            {
                                "value": "51.618"
                            }, 
                            {
                                "value": "51.926"
                            }, 
                            {
                                "value": "52.391"
                            }, 
                            {
                                "value": "53.220"
                            }, 
                            {
                                "value": "53.723"
                            }, 
                            {
                                "value": "54.140"
                            }, 
                            {
                                "value": "54.291"
                            }, 
                            {
                                "value": "54.764"
                            }, 
                            {
                                "value": "55.573"
                            }, 
                            {
                                "value": "56.369"
                            }, 
                            {
                                "value": "56.895"
                            }, 
                            {
                                "value": "57.482"
                            }, 
                            {
                                "value": "58.302"
                            }, 
                            {
                                "value": "59.131"
                            }, 
                            {
                                "value": "59.520"
                            }, 
                            {
                                "value": "60.168"
                            }, 
                            {
                                "value": "60.772"
                            }, 
                            {
                                "value": "61.291"
                            }, 
                            {
                                "value": "62.092"
                            }, 
                            {
                                "value": "62.846"
                            }, 
                            {
                                "value": "63.681"
                            }, 
                            {
                                "value": "64.345"
                            }, 
                            {
                                "value": "64.901"
                            }, 
                            {
                                "value": "65.372"
                            }, 
                            {
                                "value": "66.119"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Creep of Yttrium Aluminium Garnet Single Crystals, G.S. Corman, Journal of Materials Science Letters, Vol. 12, pp. 379-382 (1993), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Yttrium aluminum garnet (YAG)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y3Al5O12", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Commercial Crystal Labs."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "260"
                    }, 
                    {
                        "value": "830"
                    }, 
                    {
                        "value": "83"
                    }, 
                    {
                        "value": "1800"
                    }, 
                    {
                        "value": "320"
                    }, 
                    {
                        "value": "260"
                    }, 
                    {
                        "value": "26"
                    }, 
                    {
                        "value": "18000"
                    }, 
                    {
                        "value": "1500"
                    }, 
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "83"
                    }, 
                    {
                        "value": "320000"
                    }, 
                    {
                        "value": "46000"
                    }, 
                    {
                        "value": "1000"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "46000"
                    }, 
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "410"
                    }, 
                    {
                        "value": "18"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "54000"
                    }, 
                    {
                        "value": "980"
                    }, 
                    {
                        "value": "85"
                    }, 
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "3900000"
                    }, 
                    {
                        "value": "2200000"
                    }, 
                    {
                        "value": "160000"
                    }, 
                    {
                        "value": "5100"
                    }, 
                    {
                        "value": "880"
                    }, 
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "86"
                    }, 
                    {
                        "value": "210000"
                    }, 
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "100"
                    }, 
                    {
                        "value": "18"
                    }, 
                    {
                        "value": "730"
                    }, 
                    {
                        "value": "86"
                    }, 
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "7600"
                    }, 
                    {
                        "value": "500"
                    }, 
                    {
                        "value": "100"
                    }, 
                    {
                        "value": "210000"
                    }, 
                    {
                        "value": "6300"
                    }, 
                    {
                        "value": "600"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "111"
                            }
                        ], 
                        "name": "Compression Direction"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "280"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1650"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot Pressing of TiN-Alumina Composites, A. Kuzjukevics, K. Ishizaki, J. Grabis, T. Millers, and Y. Kondo, Journal of the Ceramic Society of Japan, Vol. 102 3, pp. 225-230 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xTiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:TiN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "TiN"
                    }, 
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "TiN"
                    }, 
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "TiN"
                    }, 
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "TiN"
                    }, 
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "TiN"
                    }, 
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "TiN"
                    }, 
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "TiN"
                    }, 
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "TiN"
                    }, 
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "TiN"
                    }, 
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "TiN"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "91.6"
                            }, 
                            {
                                "value": "8.4"
                            }, 
                            {
                                "value": "87.0"
                            }, 
                            {
                                "value": "13.0"
                            }, 
                            {
                                "value": "84.1"
                            }, 
                            {
                                "value": "15.9"
                            }, 
                            {
                                "value": "75.9"
                            }, 
                            {
                                "value": "24.1"
                            }, 
                            {
                                "value": "62.9"
                            }, 
                            {
                                "value": "37.1"
                            }, 
                            {
                                "value": "57.7"
                            }, 
                            {
                                "value": "42.3"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "65"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Mass Fraction of Phase"
                    }, 
                    {
                        "units": "Ti+Al", 
                        "scalars": [
                            {
                                "value": "0.070"
                            }, 
                            {
                                "value": "0.070"
                            }, 
                            {
                                "value": "0.110"
                            }, 
                            {
                                "value": "0.110"
                            }, 
                            {
                                "value": "0.135"
                            }, 
                            {
                                "value": "0.135"
                            }, 
                            {
                                "value": "0.208"
                            }, 
                            {
                                "value": "0.208"
                            }, 
                            {
                                "value": "0.327"
                            }, 
                            {
                                "value": "0.327"
                            }, 
                            {
                                "value": "0.384"
                            }, 
                            {
                                "value": "0.384"
                            }, 
                            {
                                "value": "0.127"
                            }, 
                            {
                                "value": "0.127"
                            }, 
                            {
                                "value": "0.215"
                            }, 
                            {
                                "value": "0.215"
                            }, 
                            {
                                "value": "0.307"
                            }, 
                            {
                                "value": "0.307"
                            }, 
                            {
                                "value": "0.452"
                            }, 
                            {
                                "value": "0.452"
                            }
                        ], 
                        "name": "Ti/"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }
                        ], 
                        "name": "Precursor Type"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot Pressing of TiN-Alumina Composites, A. Kuzjukevics, K. Ishizaki, J. Grabis, T. Millers, and Y. Kondo, Journal of the Ceramic Society of Japan, Vol. 102 3, pp. 225-230 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xTiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:TiN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "394"
                    }, 
                    {
                        "value": "385"
                    }, 
                    {
                        "value": "392"
                    }, 
                    {
                        "value": "394"
                    }, 
                    {
                        "value": "420"
                    }, 
                    {
                        "value": "426"
                    }, 
                    {
                        "value": "432"
                    }, 
                    {
                        "value": "434"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "Ti+Al", 
                        "scalars": [
                            {
                                "value": "0.070"
                            }, 
                            {
                                "value": "0.110"
                            }, 
                            {
                                "value": "0.135"
                            }, 
                            {
                                "value": "0.208"
                            }, 
                            {
                                "value": "0.127"
                            }, 
                            {
                                "value": "0.215"
                            }, 
                            {
                                "value": "0.307"
                            }, 
                            {
                                "value": "0.452"
                            }
                        ], 
                        "name": "Ti/"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }
                        ], 
                        "name": "Precursor Type"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot Pressing of TiN-Alumina Composites, A. Kuzjukevics, K. Ishizaki, J. Grabis, T. Millers, and Y. Kondo, Journal of the Ceramic Society of Japan, Vol. 102 3, pp. 225-230 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xTiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:TiN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "479"
                    }, 
                    {
                        "value": "467"
                    }, 
                    {
                        "value": "466"
                    }, 
                    {
                        "value": "443"
                    }, 
                    {
                        "value": "421"
                    }, 
                    {
                        "value": "428"
                    }, 
                    {
                        "value": "436"
                    }, 
                    {
                        "value": "470"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "Ti+Al", 
                        "scalars": [
                            {
                                "value": "0.070"
                            }, 
                            {
                                "value": "0.110"
                            }, 
                            {
                                "value": "0.135"
                            }, 
                            {
                                "value": "0.208"
                            }, 
                            {
                                "value": "0.127"
                            }, 
                            {
                                "value": "0.215"
                            }, 
                            {
                                "value": "0.307"
                            }, 
                            {
                                "value": "0.452"
                            }
                        ], 
                        "name": "Ti/"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }
                        ], 
                        "name": "Precursor Type"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot Pressing of TiN-Alumina Composites, A. Kuzjukevics, K. Ishizaki, J. Grabis, T. Millers, and Y. Kondo, Journal of the Ceramic Society of Japan, Vol. 102 3, pp. 225-230 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xTiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:TiN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "4.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "Ti+Al", 
                        "scalars": [
                            {
                                "value": "0.070"
                            }, 
                            {
                                "value": "0.110"
                            }, 
                            {
                                "value": "0.135"
                            }, 
                            {
                                "value": "0.208"
                            }, 
                            {
                                "value": "0.327"
                            }, 
                            {
                                "value": "0.384"
                            }, 
                            {
                                "value": "0.127"
                            }, 
                            {
                                "value": "0.215"
                            }, 
                            {
                                "value": "0.307"
                            }, 
                            {
                                "value": "0.452"
                            }
                        ], 
                        "name": "Ti/"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }
                        ], 
                        "name": "Precursor Type"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot Pressing of TiN-Alumina Composites, A. Kuzjukevics, K. Ishizaki, J. Grabis, T. Millers, and Y. Kondo, Journal of the Ceramic Society of Japan, Vol. 102 3, pp. 225-230 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xTiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:TiN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "15.7"
                    }, 
                    {
                        "value": "16.5"
                    }, 
                    {
                        "value": "17.1"
                    }, 
                    {
                        "value": "17.1"
                    }, 
                    {
                        "value": "17.0"
                    }, 
                    {
                        "value": "15.3"
                    }, 
                    {
                        "value": "20.8"
                    }, 
                    {
                        "value": "19.8"
                    }, 
                    {
                        "value": "18.8"
                    }, 
                    {
                        "value": "18.0"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "Ti+Al", 
                        "scalars": [
                            {
                                "value": "0.070"
                            }, 
                            {
                                "value": "0.110"
                            }, 
                            {
                                "value": "0.135"
                            }, 
                            {
                                "value": "0.208"
                            }, 
                            {
                                "value": "0.327"
                            }, 
                            {
                                "value": "0.384"
                            }, 
                            {
                                "value": "0.127"
                            }, 
                            {
                                "value": "0.215"
                            }, 
                            {
                                "value": "0.307"
                            }, 
                            {
                                "value": "0.452"
                            }
                        ], 
                        "name": "Ti/"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Hydrolyzed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }, 
                            {
                                "value": "Mixed"
                            }
                        ], 
                        "name": "Precursor Type"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Constants of the Iron Oxide Doped Yttria-Stabilized Zirconia, M.A. Ewaida, A.A. Higazy, B. Bridge, and M.M. Abou Sekkina, Journal of Materials Science, Vol. 24, pp. 3660-3666 (1989), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3.yFe2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "35.8"
                    }, 
                    {
                        "value": "60.9"
                    }, 
                    {
                        "value": "35.0"
                    }, 
                    {
                        "value": "35.1"
                    }, 
                    {
                        "value": "43.6"
                    }, 
                    {
                        "value": "65.1"
                    }, 
                    {
                        "value": "-"
                    }, 
                    {
                        "value": "89.1"
                    }, 
                    {
                        "value": "44.9"
                    }, 
                    {
                        "value": "30.6"
                    }, 
                    {
                        "value": "38.8"
                    }, 
                    {
                        "value": "76.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-11"
                            }, 
                            {
                                "value": "Z-12"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1350"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Constants of the Iron Oxide Doped Yttria-Stabilized Zirconia, M.A. Ewaida, A.A. Higazy, B. Bridge, and M.M. Abou Sekkina, Journal of Materials Science, Vol. 24, pp. 3660-3666 (1989), published by Chapman and Hall."
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                "name": "NIST_SRD-30"
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            {
                "scalars": [
                    {
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            {
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            }, 
            {
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                    {
                        "value": "49.9"
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                    {
                        "value": "40.9"
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                    {
                        "value": "59.7"
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                    {
                        "value": "-"
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                    {
                        "value": "-"
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                    {
                        "value": "114.2"
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                    {
                        "value": "111.8"
                    }, 
                    {
                        "value": "42.5"
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                    {
                        "value": "90.3"
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                ], 
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                                "value": "Z-1"
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                            {
                                "value": "Z-2"
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                            {
                                "value": "Z-3"
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                            {
                                "value": "Z-4"
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                            {
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                            {
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                            {
                                "value": "Z-7"
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                            {
                                "value": "Z-8"
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                            {
                                "value": "Z-9"
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                            {
                                "value": "Z-10"
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                            {
                                "value": "Z-12"
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                    {
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                    {
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                    {
                        "value": "5.6398"
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                    {
                        "value": "5.5051"
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                    {
                        "value": "5.6474"
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                    {
                        "value": "5.5385"
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                    {
                        "value": "5.3700"
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                    {
                        "value": "5.3109"
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                    {
                        "value": "5.3060"
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                    {
                        "value": "5.1470"
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                    {
                        "value": "5.4875"
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                    {
                        "value": "5.8622"
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                    {
                        "value": "5.7870"
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                    {
                        "value": "5.5905"
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                                "value": "Z-1"
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                            {
                                "value": "Z-2"
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                            {
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                            {
                                "value": "Z-4"
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                            {
                                "value": "Z-5"
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                            {
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                            {
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                            {
                                "value": "Z-8"
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                            {
                                "value": "Z-9"
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                            {
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                            {
                                "value": "Z-11"
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                            {
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                            {
                                "value": "Z-2"
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                            {
                                "value": "Z-3"
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                            {
                                "value": "Z-4"
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                            {
                                "value": "Z-5"
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                            {
                                "value": "Z-6"
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                            {
                                "value": "Z-7"
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                            {
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                            {
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                            {
                                "value": "Z-12"
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                    {
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                            {
                                "value": "1350"
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                            {
                                "value": "1350"
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                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }
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                    {
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                                "value": "25.25"
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                            {
                                "value": "25.03"
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                            {
                                "value": "26.06"
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                            {
                                "value": "26.16"
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                            {
                                "value": "25.90"
                            }, 
                            {
                                "value": "25.36"
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                            {
                                "value": "25.57"
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                            {
                                "value": "23.96"
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                            {
                                "value": "22.34"
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                            {
                                "value": "22.10"
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                            {
                                "value": "22.31"
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                            {
                                "value": "22.71"
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                            {
                                "value": "23.58"
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                            {
                                "value": "23.52"
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                            {
                                "value": "23.86"
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                            {
                                "value": "24.49"
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                            {
                                "value": "24.44"
                            }, 
                            {
                                "value": "23.91"
                            }, 
                            {
                                "value": "24.94"
                            }, 
                            {
                                "value": "23.27"
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                            {
                                "value": "21.67"
                            }, 
                            {
                                "value": "21.84"
                            }, 
                            {
                                "value": "22.37"
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                ], 
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        ]
    }, 
    {
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                "name": "Sintering"
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        ], 
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                    {
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                    {
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                    {
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                    {
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                    {
                        "value": "89.2"
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                    {
                        "value": "65.2"
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                    {
                        "value": "65.3"
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                    {
                        "value": "67.6"
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                    {
                        "value": "-"
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                    {
                        "value": "102.5"
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                    {
                        "value": "124.5"
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                                "value": "1350"
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                            {
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                    {
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                            {
                                "value": "Z-2"
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                            {
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                                "value": "Z-5"
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                            {
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                                "value": "Z-11"
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                            {
                                "value": "Z-12"
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                            {
                                "value": "Z-1"
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                            {
                                "value": "Z-2"
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                            {
                                "value": "Z-3"
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                            {
                                "value": "Z-4"
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                            {
                                "value": "Z-5"
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                            {
                                "value": "Z-6"
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                            {
                                "value": "Z-7"
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                            {
                                "value": "Z-8"
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                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
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                    }
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        ]
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                "name": "Sintering"
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                    {
                        "value": "111.8"
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                    {
                        "value": "51.1"
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                    {
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                    {
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                        "value": "-"
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                    {
                        "value": "89.2"
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                    {
                        "value": "65.2"
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                    {
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                    {
                        "value": "-"
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                    {
                        "value": "133.4"
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                    {
                        "value": "102.5"
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                    {
                        "value": "51.9"
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                    {
                        "value": "124.5"
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                ], 
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                                "value": "1450"
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                            {
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                            }, 
                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                                "value": "Z-1"
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                            {
                                "value": "Z-2"
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                            {
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                            {
                                "value": "Z-5"
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                            {
                                "value": "Z-6"
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                            {
                                "value": "Z-7"
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                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
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                            {
                                "value": "Z-10"
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                            {
                                "value": "Z-11"
                            }, 
                            {
                                "value": "Z-12"
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                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
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                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
                            }
                        ], 
                        "name": "Sample Number"
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        ]
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                "name": "NIST_SRD-30"
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        ], 
        "chemicalFormula": "ZrO2.xY2O3.yFe2O3", 
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            }, 
            {
                "scalars": [
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                "name": "Crystallinity"
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            {
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                    {
                        "value": "80.1"
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                    {
                        "value": "42.3"
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                    {
                        "value": "43.2"
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                    {
                        "value": "50.5"
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                    {
                        "value": "65.1"
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                    {
                        "value": "-"
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                    {
                        "value": "111.8"
                    }, 
                    {
                        "value": "51.1"
                    }, 
                    {
                        "value": "40.6"
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                    {
                        "value": "55.5"
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                    {
                        "value": "107.7"
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                    {
                        "value": "-"
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                    {
                        "value": "89.2"
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                    {
                        "value": "65.2"
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                    {
                        "value": "65.3"
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                    {
                        "value": "67.6"
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                    {
                        "value": "-"
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                    {
                        "value": "-"
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                    {
                        "value": "133.4"
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                    {
                        "value": "102.5"
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                    {
                        "value": "51.9"
                    }, 
                    {
                        "value": "124.5"
                    }
                ], 
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                "conditions": [
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                                "value": "1350"
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                            {
                                "value": "1350"
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                            {
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                            }, 
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                            {
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                            }, 
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                            }, 
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
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                            {
                                "value": "1450"
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                            {
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                            {
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                                "value": "Z-1"
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                            {
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                            {
                                "value": "Z-3"
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                            {
                                "value": "Z-4"
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                            {
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                            {
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                            {
                                "value": "Z-8"
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                            {
                                "value": "Z-9"
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                            {
                                "value": "Z-10"
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                            {
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                            {
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                            {
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                            {
                                "value": "Z-2"
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                            {
                                "value": "Z-3"
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                            {
                                "value": "Z-4"
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                            {
                                "value": "Z-5"
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                            {
                                "value": "Z-6"
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                            {
                                "value": "Z-7"
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                            {
                                "value": "Z-8"
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                            {
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                            {
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                            {
                                "value": "Z-12"
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                        "value": "-"
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                        "value": "89.2"
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                        "value": "65.2"
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                        "value": "65.3"
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                    {
                        "value": "124.5"
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                                "value": "1350"
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                                "value": "1350"
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
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                                "value": "Z-11"
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                            {
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                            {
                                "value": "Z-1"
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                            {
                                "value": "Z-2"
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                            {
                                "value": "Z-3"
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                            {
                                "value": "Z-4"
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                            {
                                "value": "Z-5"
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                                "value": "Z-6"
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                            {
                                "value": "Z-7"
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                            {
                                "value": "Z-8"
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                            {
                                "value": "Z-9"
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                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
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                                "value": "1450"
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                                "value": "Z-3"
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                                "value": "Z-12"
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                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }
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                    {
                        "scalars": [
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                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-11"
                            }, 
                            {
                                "value": "Z-12"
                            }, 
                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
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            {
                "name": "Sintering"
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            {
                "name": "NIST_SRD-30"
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        ], 
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            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
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            {
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            }, 
            {
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                        "value": "36.9"
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                        "value": "80.1"
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                    {
                        "value": "42.3"
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                    {
                        "value": "43.2"
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                    {
                        "value": "50.5"
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                    {
                        "value": "65.1"
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                    {
                        "value": "-"
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                    {
                        "value": "111.8"
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                    {
                        "value": "51.1"
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                    {
                        "value": "40.6"
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                    {
                        "value": "55.5"
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                    {
                        "value": "107.7"
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                    {
                        "value": "-"
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                    {
                        "value": "89.2"
                    }, 
                    {
                        "value": "65.2"
                    }, 
                    {
                        "value": "65.3"
                    }, 
                    {
                        "value": "67.6"
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                    {
                        "value": "-"
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                    {
                        "value": "-"
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                    {
                        "value": "133.4"
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                    {
                        "value": "102.5"
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                    {
                        "value": "51.9"
                    }, 
                    {
                        "value": "124.5"
                    }
                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
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                                "value": "1350"
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                            {
                                "value": "1350"
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                            {
                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                            {
                                "value": "1450"
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                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }
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                    {
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                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-11"
                            }, 
                            {
                                "value": "Z-12"
                            }, 
                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
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            }
        ]
    }, 
    {
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                "name": "Sintering"
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                "name": "NIST_SRD-30"
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        ], 
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                    {
                        "value": "Zr-O:Y"
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            {
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            }, 
            {
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                        "value": "36.9"
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                    {
                        "value": "80.1"
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                    {
                        "value": "42.3"
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                        "value": "43.2"
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                    {
                        "value": "50.5"
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                    {
                        "value": "65.1"
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                        "value": "-"
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                    {
                        "value": "111.8"
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                    {
                        "value": "51.1"
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                    {
                        "value": "40.6"
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                    {
                        "value": "55.5"
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                        "value": "107.7"
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                    {
                        "value": "-"
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                    {
                        "value": "89.2"
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                    {
                        "value": "65.2"
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                    {
                        "value": "65.3"
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                    {
                        "value": "67.6"
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                        "value": "-"
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                    {
                        "value": "-"
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                    {
                        "value": "133.4"
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                    {
                        "value": "102.5"
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                    {
                        "value": "51.9"
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                    {
                        "value": "124.5"
                    }
                ], 
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                                "value": "1350"
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                            {
                                "value": "1350"
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                            {
                                "value": "1350"
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                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
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                            {
                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1450"
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                                "value": "1450"
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                                "value": "1450"
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                                "value": "1450"
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                                "value": "1450"
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                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }
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                    {
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                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
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                            {
                                "value": "Z-3"
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                            {
                                "value": "Z-4"
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                            {
                                "value": "Z-5"
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                            {
                                "value": "Z-6"
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                            {
                                "value": "Z-7"
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                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
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                            {
                                "value": "Z-11"
                            }, 
                            {
                                "value": "Z-12"
                            }, 
                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
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                            {
                                "value": "Z-4"
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                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
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                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
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                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
                            }
                        ], 
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                    }
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        ]
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                        "value": "67.6"
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                        "value": "-"
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                        "value": "133.4"
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                        "value": "51.9"
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                    {
                        "value": "124.5"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1450"
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                                "value": "1450"
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                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
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                                "value": "Z-1"
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                            {
                                "value": "Z-2"
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                            {
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                                "value": "Z-5"
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                            {
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                            {
                                "value": "Z-7"
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                            {
                                "value": "Z-8"
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                            {
                                "value": "Z-9"
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                            {
                                "value": "Z-10"
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                            {
                                "value": "Z-11"
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                            {
                                "value": "Z-12"
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                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
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                            {
                                "value": "Z-3"
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                            {
                                "value": "Z-4"
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                            {
                                "value": "Z-5"
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                            {
                                "value": "Z-6"
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                            {
                                "value": "Z-7"
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                                "value": "Z-8"
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                            {
                                "value": "Z-10"
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                            {
                                "value": "Z-12"
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                            }, 
                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
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                            {
                                "value": "Z-5"
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                            {
                                "value": "Z-6"
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                            {
                                "value": "Z-7"
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                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
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                            {
                                "value": "Z-11"
                            }, 
                            {
                                "value": "Z-12"
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                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
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                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
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                    {
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                    {
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                    {
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                    {
                        "value": "-"
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                    {
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                                "value": "1350"
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                            {
                                "value": "1350"
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                            {
                                "value": "1350"
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                                "value": "1350"
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                            {
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                            {
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                            {
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
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                            {
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                            {
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                            {
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                            {
                                "value": "Z-10"
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                            {
                                "value": "Z-12"
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                                "value": "1350"
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
                                "value": "Z-12"
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                                "value": "Z-7"
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                    {
                        "value": "0.278"
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                    {
                        "value": "0.267"
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                        "value": "0.282"
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                    {
                        "value": "0.283"
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                    {
                        "value": "0.286"
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                    {
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                    {
                        "value": "0.345"
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                    {
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                    {
                        "value": "0.270"
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                                "value": "1350"
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                            {
                                "value": "1350"
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                            {
                                "value": "1350"
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                            {
                                "value": "1350"
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
                                "value": "Z-12"
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            {
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                            {
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                                "value": "1450"
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                            {
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                            {
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
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                            {
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                            {
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                            {
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                            {
                                "value": "Z-1"
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                            {
                                "value": "Z-2"
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                            {
                                "value": "Z-3"
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                            {
                                "value": "Z-4"
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                            {
                                "value": "Z-5"
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                            {
                                "value": "Z-6"
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                            {
                                "value": "Z-7"
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                            {
                                "value": "Z-8"
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                            {
                                "value": "Z-9"
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                            {
                                "value": "Z-10"
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                            {
                                "value": "Z-12"
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                            {
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                            {
                                "value": "Z-5"
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                            {
                                "value": "Z-7"
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                            {
                                "value": "Z-8"
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                            {
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                            {
                                "value": "Z-10"
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                            {
                                "value": "Z-12"
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                            {
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                                "value": "Z-6"
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                                "value": "Z-7"
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                            {
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                            {
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                            {
                                "value": "Z-12"
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                    {
                        "value": "-"
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                    {
                        "value": "0.282"
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                    {
                        "value": "0.283"
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                    {
                        "value": "0.286"
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                    {
                        "value": "0.311"
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                    {
                        "value": "-"
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                    {
                        "value": "-"
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                    {
                        "value": "0.305"
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                    {
                        "value": "0.345"
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                    {
                        "value": "0.297"
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                    {
                        "value": "0.270"
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                                "value": "1350"
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                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
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                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
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                            {
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                    {
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                            {
                                "value": "Z-2"
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
                                "value": "Z-8"
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                            {
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                            {
                                "value": "Z-10"
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                            {
                                "value": "Z-11"
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                            {
                                "value": "Z-12"
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                            {
                                "value": "Z-1"
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                            {
                                "value": "Z-2"
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                            {
                                "value": "Z-3"
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                            {
                                "value": "Z-4"
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                            {
                                "value": "Z-5"
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                            {
                                "value": "Z-6"
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                            {
                                "value": "Z-7"
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                            {
                                "value": "Z-8"
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                            {
                                "value": "Z-9"
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                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
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            {
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                    {
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                    {
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                    {
                        "value": "0.294"
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                    {
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                    {
                        "value": "0.334"
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                    {
                        "value": "-"
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                    {
                        "value": "0.291"
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                    {
                        "value": "0.310"
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                    {
                        "value": "0.278"
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                    {
                        "value": "0.261"
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                    {
                        "value": "0.267"
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                    {
                        "value": "-"
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                    {
                        "value": "0.282"
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                    {
                        "value": "0.283"
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                    {
                        "value": "0.286"
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                    {
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                        "value": "-"
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                    {
                        "value": "-"
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                    {
                        "value": "0.345"
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                    {
                        "value": "0.297"
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                    {
                        "value": "0.270"
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                            {
                                "value": "1350"
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                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
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                            {
                                "value": "1350"
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                            {
                                "value": "1350"
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                            {
                                "value": "1350"
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                            {
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                                "value": "1450"
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                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
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                    {
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                                "value": "Z-1"
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                            {
                                "value": "Z-2"
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                            {
                                "value": "Z-3"
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                            {
                                "value": "Z-4"
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                            {
                                "value": "Z-5"
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                            {
                                "value": "Z-6"
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                            {
                                "value": "Z-7"
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                            {
                                "value": "Z-8"
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                            {
                                "value": "Z-9"
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                            {
                                "value": "Z-10"
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                            {
                                "value": "Z-11"
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                            {
                                "value": "Z-12"
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                            {
                                "value": "Z-1"
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                            {
                                "value": "Z-2"
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                            {
                                "value": "Z-3"
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                            {
                                "value": "Z-4"
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                            {
                                "value": "Z-5"
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                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
                            }
                        ], 
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                    }
                ], 
                "name": "Poissons Ratio"
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        ]
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                                "value": "1350"
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                            {
                                "value": "1350"
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                                "value": "1350"
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
                                "value": "Z-2"
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                            {
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                            {
                                "value": "Z-11"
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                            {
                                "value": "Z-12"
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                            {
                                "value": "Z-1"
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                            {
                                "value": "Z-2"
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                            {
                                "value": "Z-3"
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                            {
                                "value": "Z-4"
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                            {
                                "value": "Z-5"
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                            {
                                "value": "Z-6"
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                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
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                        ], 
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                    }
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        ]
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        ], 
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                        "value": "31.3"
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                        "value": "16.7"
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                    {
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                    {
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                        "value": "-"
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                    {
                        "value": "43.3"
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                        "value": "19.5"
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                    {
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                    {
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                        "value": "-"
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                        "value": "34.8"
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                        "value": "25.4"
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                    {
                        "value": "-"
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                        "value": "51.1"
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                    {
                        "value": "38.1"
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                    {
                        "value": "20.0"
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                    {
                        "value": "49.0"
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                ], 
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                                "value": "1350"
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                            {
                                "value": "1350"
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                    {
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                            {
                                "value": "Z-2"
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                            {
                                "value": "Z-7"
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                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
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                            {
                                "value": "Z-10"
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                            {
                                "value": "Z-11"
                            }, 
                            {
                                "value": "Z-12"
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                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
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                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
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                "name": "Sintering"
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                "name": "NIST_SRD-30"
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        ], 
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                        "value": "-"
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                    {
                        "value": "43.3"
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                    {
                        "value": "19.5"
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                    {
                        "value": "15.9"
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                    {
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                    {
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                    {
                        "value": "-"
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                    {
                        "value": "34.8"
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                    {
                        "value": "25.4"
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                    {
                        "value": "25.4"
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                    {
                        "value": "25.8"
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                    {
                        "value": "-"
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                    {
                        "value": "-"
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                    {
                        "value": "51.1"
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                    {
                        "value": "38.1"
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                    {
                        "value": "20.0"
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                    {
                        "value": "49.0"
                    }
                ], 
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                            {
                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }
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                    {
                        "scalars": [
                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-11"
                            }, 
                            {
                                "value": "Z-12"
                            }, 
                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
                            }
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                    }
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            }
        ]
    }, 
    {
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            {
                "name": "Sintering"
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                "name": "NIST_SRD-30"
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        ], 
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                    {
                        "value": "Zr-O:Y"
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            {
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            }, 
            {
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                    {
                        "value": "31.3"
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                    {
                        "value": "16.3"
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                        "value": "16.7"
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                    {
                        "value": "19.3"
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                        "value": "24.4"
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                        "value": "-"
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                    {
                        "value": "43.3"
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                    {
                        "value": "19.5"
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                    {
                        "value": "15.9"
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                    {
                        "value": "22.0"
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                    {
                        "value": "42.5"
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                    {
                        "value": "-"
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                    {
                        "value": "34.8"
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                    {
                        "value": "25.4"
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                    {
                        "value": "25.4"
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                    {
                        "value": "25.8"
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                        "value": "-"
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                    {
                        "value": "-"
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                        "value": "51.1"
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                    {
                        "value": "38.1"
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                    {
                        "value": "20.0"
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                    {
                        "value": "49.0"
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
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                            {
                                "value": "1350"
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                            {
                                "value": "1350"
                            }, 
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                                "value": "1350"
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                                "value": "1450"
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                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
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                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }
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                    {
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                                "value": "Z-1"
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                            {
                                "value": "Z-2"
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                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
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                            {
                                "value": "Z-6"
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                            {
                                "value": "Z-7"
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                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-11"
                            }, 
                            {
                                "value": "Z-12"
                            }, 
                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
                            }
                        ], 
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                    }
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            }
        ]
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                "name": "Sintering"
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                        "value": "16.7"
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                        "value": "-"
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                        "value": "43.3"
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                        "value": "19.5"
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                    {
                        "value": "15.9"
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                        "value": "22.0"
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                        "value": "42.5"
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                        "value": "-"
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                    {
                        "value": "34.8"
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                    {
                        "value": "25.4"
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                    {
                        "value": "25.4"
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                    {
                        "value": "25.8"
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                        "value": "-"
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                    {
                        "value": "-"
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                        "value": "51.1"
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                        "value": "38.1"
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                    {
                        "value": "20.0"
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                    {
                        "value": "49.0"
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                                "value": "1350"
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                            {
                                "value": "1350"
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                            {
                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1450"
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                                "value": "1450"
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                                "value": "1450"
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                                "value": "1450"
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                                "value": "1450"
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                                "value": "1450"
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                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
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                                "value": "Z-1"
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                            {
                                "value": "Z-2"
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                                "value": "Z-3"
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                            {
                                "value": "Z-4"
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                                "value": "Z-5"
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                                "value": "Z-6"
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                            {
                                "value": "Z-7"
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                                "value": "Z-8"
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                            {
                                "value": "Z-9"
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                            {
                                "value": "Z-10"
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                            {
                                "value": "Z-11"
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                            {
                                "value": "Z-12"
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                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
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                            {
                                "value": "Z-3"
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                            {
                                "value": "Z-4"
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                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
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                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
                            }
                        ], 
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        ]
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1350"
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                                "value": "1450"
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                                "value": "1450"
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                                "value": "1450"
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                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
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                            {
                                "value": "Z-2"
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                                "value": "Z-5"
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                            {
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                            {
                                "value": "Z-7"
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                                "value": "Z-8"
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                            {
                                "value": "Z-9"
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                            {
                                "value": "Z-10"
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                            {
                                "value": "Z-11"
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                            {
                                "value": "Z-12"
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                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
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                            {
                                "value": "Z-3"
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                            {
                                "value": "Z-4"
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                            {
                                "value": "Z-5"
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                                "value": "Z-6"
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                                "value": "Z-7"
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                                "value": "Z-8"
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                            {
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                            {
                                "value": "Z-10"
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                            {
                                "value": "Z-12"
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                        "value": "25.4"
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                        "value": "-"
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                    {
                        "value": "-"
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                    {
                        "value": "51.1"
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                    {
                        "value": "38.1"
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                    {
                        "value": "20.0"
                    }, 
                    {
                        "value": "49.0"
                    }
                ], 
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                                "value": "1350"
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                            }, 
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                                "value": "1350"
                            }, 
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                            {
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                                "value": "1450"
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                                "value": "1450"
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                                "value": "1450"
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                            {
                                "value": "1450"
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                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-11"
                            }, 
                            {
                                "value": "Z-12"
                            }, 
                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Constants of the Iron Oxide Doped Yttria-Stabilized Zirconia, M.A. Ewaida, A.A. Higazy, B. Bridge, and M.M. Abou Sekkina, Journal of Materials Science, Vol. 24, pp. 3660-3666 (1989), published by Chapman and Hall."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3.yFe2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "13.9"
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                    {
                        "value": "31.3"
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                    {
                        "value": "16.3"
                    }, 
                    {
                        "value": "16.7"
                    }, 
                    {
                        "value": "19.3"
                    }, 
                    {
                        "value": "24.4"
                    }, 
                    {
                        "value": "-"
                    }, 
                    {
                        "value": "43.3"
                    }, 
                    {
                        "value": "19.5"
                    }, 
                    {
                        "value": "15.9"
                    }, 
                    {
                        "value": "22.0"
                    }, 
                    {
                        "value": "42.5"
                    }, 
                    {
                        "value": "-"
                    }, 
                    {
                        "value": "34.8"
                    }, 
                    {
                        "value": "25.4"
                    }, 
                    {
                        "value": "25.4"
                    }, 
                    {
                        "value": "25.8"
                    }, 
                    {
                        "value": "-"
                    }, 
                    {
                        "value": "-"
                    }, 
                    {
                        "value": "51.1"
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                    {
                        "value": "38.1"
                    }, 
                    {
                        "value": "20.0"
                    }, 
                    {
                        "value": "49.0"
                    }
                ], 
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                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }
                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-11"
                            }, 
                            {
                                "value": "Z-12"
                            }, 
                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Constants of the Iron Oxide Doped Yttria-Stabilized Zirconia, M.A. Ewaida, A.A. Higazy, B. Bridge, and M.M. Abou Sekkina, Journal of Materials Science, Vol. 24, pp. 3660-3666 (1989), published by Chapman and Hall."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3.yFe2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "13.9"
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                    {
                        "value": "31.3"
                    }, 
                    {
                        "value": "16.3"
                    }, 
                    {
                        "value": "16.7"
                    }, 
                    {
                        "value": "19.3"
                    }, 
                    {
                        "value": "24.4"
                    }, 
                    {
                        "value": "-"
                    }, 
                    {
                        "value": "43.3"
                    }, 
                    {
                        "value": "19.5"
                    }, 
                    {
                        "value": "15.9"
                    }, 
                    {
                        "value": "22.0"
                    }, 
                    {
                        "value": "42.5"
                    }, 
                    {
                        "value": "-"
                    }, 
                    {
                        "value": "34.8"
                    }, 
                    {
                        "value": "25.4"
                    }, 
                    {
                        "value": "25.4"
                    }, 
                    {
                        "value": "25.8"
                    }, 
                    {
                        "value": "-"
                    }, 
                    {
                        "value": "-"
                    }, 
                    {
                        "value": "51.1"
                    }, 
                    {
                        "value": "38.1"
                    }, 
                    {
                        "value": "20.0"
                    }, 
                    {
                        "value": "49.0"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }
                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-11"
                            }, 
                            {
                                "value": "Z-12"
                            }, 
                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
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                "name": "Sintering"
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                        "value": "Zr-O:Y"
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            {
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                        "value": "31.3"
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                    {
                        "value": "16.3"
                    }, 
                    {
                        "value": "16.7"
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                    {
                        "value": "19.3"
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                    {
                        "value": "24.4"
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                    {
                        "value": "-"
                    }, 
                    {
                        "value": "43.3"
                    }, 
                    {
                        "value": "19.5"
                    }, 
                    {
                        "value": "15.9"
                    }, 
                    {
                        "value": "22.0"
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                    {
                        "value": "42.5"
                    }, 
                    {
                        "value": "-"
                    }, 
                    {
                        "value": "34.8"
                    }, 
                    {
                        "value": "25.4"
                    }, 
                    {
                        "value": "25.4"
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                    {
                        "value": "25.8"
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                    {
                        "value": "-"
                    }, 
                    {
                        "value": "-"
                    }, 
                    {
                        "value": "51.1"
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                    {
                        "value": "38.1"
                    }, 
                    {
                        "value": "20.0"
                    }, 
                    {
                        "value": "49.0"
                    }
                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }
                        ], 
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                    }, 
                    {
                        "scalars": [
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                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-11"
                            }, 
                            {
                                "value": "Z-12"
                            }, 
                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
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                "name": "Sintering"
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                "name": "NIST_SRD-30"
            }
        ], 
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                        "value": "-"
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                        "value": "43.3"
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                        "value": "19.5"
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                        "value": "42.5"
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                        "value": "-"
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                    {
                        "value": "34.8"
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                    {
                        "value": "25.4"
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                    {
                        "value": "25.4"
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                    {
                        "value": "25.8"
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                    {
                        "value": "-"
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                    {
                        "value": "-"
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                    {
                        "value": "51.1"
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                    {
                        "value": "38.1"
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                    {
                        "value": "20.0"
                    }, 
                    {
                        "value": "49.0"
                    }
                ], 
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                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }
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                    }, 
                    {
                        "scalars": [
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                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-11"
                            }, 
                            {
                                "value": "Z-12"
                            }, 
                            {
                                "value": "Z-1"
                            }, 
                            {
                                "value": "Z-2"
                            }, 
                            {
                                "value": "Z-3"
                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
                            }
                        ], 
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                    }
                ], 
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        ]
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                    {
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                    {
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                        "value": "25.4"
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                            }, 
                            {
                                "value": "Z-4"
                            }, 
                            {
                                "value": "Z-5"
                            }, 
                            {
                                "value": "Z-6"
                            }, 
                            {
                                "value": "Z-7"
                            }, 
                            {
                                "value": "Z-8"
                            }, 
                            {
                                "value": "Z-9"
                            }, 
                            {
                                "value": "Z-10"
                            }, 
                            {
                                "value": "Z-12"
                            }
                        ], 
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                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Sintering"
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        ], 
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            {
                "citation": "Elastic Constants of the Iron Oxide Doped Yttria-Stabilized Zirconia, M.A. Ewaida, A.A. Higazy, B. Bridge, and M.M. Abou Sekkina, Journal of Materials Science, Vol. 24, pp. 3660-3666 (1989), published by Chapman and Hall."
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        ], 
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        "licenses": [
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            }
        ], 
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                    {
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                    {
                        "value": "-"
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                    {
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                    }, 
                    {
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                                "value": "6"
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                                "value": "6"
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                                "value": "6"
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                            {
                                "value": "6"
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                                "value": "6"
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                            {
                                "value": "6"
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                                "value": "6"
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                                "value": "6"
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                                "value": "6"
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                            {
                                "value": "6"
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                                "value": "6"
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                                "value": "6"
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                            {
                                "value": "6"
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                            {
                                "value": "6"
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                                "value": "6"
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                            {
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                                "value": "6"
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                            {
                                "value": "6"
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                            {
                                "value": "6"
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                            {
                                "value": "6"
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                                "value": "6"
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                                "value": "6"
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                                "value": "6"
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                                "value": "6"
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                            }, 
                            {
                                "value": "6"
                            }, 
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                                "value": "6"
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                            {
                                "value": "6.177"
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                                "value": "30.89"
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                            {
                                "value": "32.23"
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                            {
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                            {
                                "value": "34.09"
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                            {
                                "value": "34.68"
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                            {
                                "value": "35.24"
                            }, 
                            {
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                            {
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                                "value": "36.87"
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                            {
                                "value": "40.31"
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                                "value": "40.97"
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                            {
                                "value": "47.71"
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                            {
                                "value": "47.86"
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                                "value": "47.99"
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                            {
                                "value": "48.12"
                            }, 
                            {
                                "value": "48.25"
                            }, 
                            {
                                "value": "48.47"
                            }, 
                            {
                                "value": "48.55"
                            }, 
                            {
                                "value": "48.66"
                            }, 
                            {
                                "value": "48.81"
                            }, 
                            {
                                "value": "48.93"
                            }, 
                            {
                                "value": "48.99"
                            }, 
                            {
                                "value": "49.06"
                            }, 
                            {
                                "value": "49.13"
                            }, 
                            {
                                "value": "49.21"
                            }, 
                            {
                                "value": "49.27"
                            }, 
                            {
                                "value": "49.32"
                            }, 
                            {
                                "value": "49.46"
                            }, 
                            {
                                "value": "49.56"
                            }, 
                            {
                                "value": "49.64"
                            }, 
                            {
                                "value": "49.75"
                            }, 
                            {
                                "value": "49.85"
                            }, 
                            {
                                "value": "49.93"
                            }, 
                            {
                                "value": "50.00"
                            }, 
                            {
                                "value": "50.07"
                            }, 
                            {
                                "value": "50.17"
                            }, 
                            {
                                "value": "50.28"
                            }, 
                            {
                                "value": "50.34"
                            }, 
                            {
                                "value": "50.44"
                            }, 
                            {
                                "value": "50.56"
                            }, 
                            {
                                "value": "50.64"
                            }, 
                            {
                                "value": "50.69"
                            }, 
                            {
                                "value": "50.80"
                            }, 
                            {
                                "value": "50.82"
                            }, 
                            {
                                "value": "50.86"
                            }, 
                            {
                                "value": "50.91"
                            }, 
                            {
                                "value": "50.98"
                            }, 
                            {
                                "value": "51.04"
                            }, 
                            {
                                "value": "51.07"
                            }, 
                            {
                                "value": "51.16"
                            }, 
                            {
                                "value": "51.14"
                            }, 
                            {
                                "value": "51.20"
                            }, 
                            {
                                "value": "51.33"
                            }, 
                            {
                                "value": "51.36"
                            }, 
                            {
                                "value": "51.43"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Thermodynamic Properties of Iron Silicides FeSi and $\\alpha$-FeSi2, J. Acker, K. Bohmhammel, G.J.K. van den Berg, J.C. van Miltenburg, and C. Kloc, Journal of Chemical Thermodynamics, Vol. 31, pp. 1523-1536 (1999), published by Academic Press Ltd.."
            }
        ], 
        "names": [
            "Iron disilicide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "FeSi2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Fe-Si"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.00045", 
                        "value": "2.68739"
                    }, 
                    {
                        "uncertainty": "0.00064", 
                        "value": "5.13034"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
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        "references": [
            {
                "citation": "Thermodynamic Properties of Iron Silicides FeSi and $\\alpha$-FeSi2, J. Acker, K. Bohmhammel, G.J.K. van den Berg, J.C. van Miltenburg, and C. Kloc, Journal of Chemical Thermodynamics, Vol. 31, pp. 1523-1536 (1999), published by Academic Press Ltd.."
            }
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            }
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                                "value": "5"
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                                "value": "5"
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                                "value": "5"
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                            {
                                "value": "5"
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                            {
                                "value": "5"
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                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
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                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
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                            {
                                "value": "5"
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                            {
                                "value": "5"
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                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
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                            {
                                "value": "5"
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                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }
                        ], 
                        "name": "Series Number"
                    }, 
                    {
                        "units": "K", 
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                                "value": "82.34"
                            }, 
                            {
                                "value": "85.25"
                            }, 
                            {
                                "value": "88.07"
                            }, 
                            {
                                "value": "90.86"
                            }, 
                            {
                                "value": "93.67"
                            }, 
                            {
                                "value": "96.49"
                            }, 
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                                "value": "99.31"
                            }, 
                            {
                                "value": "102.14"
                            }, 
                            {
                                "value": "104.98"
                            }, 
                            {
                                "value": "107.83"
                            }, 
                            {
                                "value": "110.69"
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                                "value": "113.56"
                            }, 
                            {
                                "value": "116.44"
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                            {
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                                "value": "122.21"
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                                "value": "125.10"
                            }, 
                            {
                                "value": "128.00"
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                            {
                                "value": "130.91"
                            }, 
                            {
                                "value": "133.82"
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                            {
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                            {
                                "value": "139.64"
                            }, 
                            {
                                "value": "142.57"
                            }, 
                            {
                                "value": "145.49"
                            }, 
                            {
                                "value": "148.41"
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                                "value": "151.34"
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                            }, 
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                            }, 
                            {
                                "value": "171.94"
                            }, 
                            {
                                "value": "174.90"
                            }, 
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                            }, 
                            {
                                "value": "180.81"
                            }, 
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                                "value": "183.76"
                            }, 
                            {
                                "value": "186.69"
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                                "value": "189.60"
                            }, 
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                                "value": "192.49"
                            }, 
                            {
                                "value": "195.36"
                            }, 
                            {
                                "value": "198.22"
                            }, 
                            {
                                "value": "201.07"
                            }, 
                            {
                                "value": "203.90"
                            }, 
                            {
                                "value": "206.72"
                            }, 
                            {
                                "value": "209.53"
                            }, 
                            {
                                "value": "212.33"
                            }, 
                            {
                                "value": "215.11"
                            }, 
                            {
                                "value": "217.89"
                            }, 
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                            }, 
                            {
                                "value": "223.40"
                            }, 
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                                "value": "226.14"
                            }, 
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                                "value": "228.86"
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                            }, 
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                            }, 
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                            }, 
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                            }, 
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                                "value": "242.36"
                            }, 
                            {
                                "value": "245.03"
                            }, 
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                                "value": "247.70"
                            }, 
                            {
                                "value": "250.35"
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                                "value": "253.01"
                            }, 
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                            }, 
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                            }, 
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                                "value": "263.54"
                            }, 
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                            }, 
                            {
                                "value": "268.76"
                            }, 
                            {
                                "value": "271.37"
                            }, 
                            {
                                "value": "273.96"
                            }, 
                            {
                                "value": "276.55"
                            }, 
                            {
                                "value": "279.15"
                            }, 
                            {
                                "value": "281.74"
                            }, 
                            {
                                "value": "284.32"
                            }, 
                            {
                                "value": "286.90"
                            }, 
                            {
                                "value": "289.48"
                            }, 
                            {
                                "value": "292.05"
                            }, 
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                                "value": "294.61"
                            }, 
                            {
                                "value": "297.17"
                            }, 
                            {
                                "value": "299.73"
                            }, 
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                                "value": "10.22"
                            }, 
                            {
                                "value": "11.82"
                            }, 
                            {
                                "value": "13.67"
                            }, 
                            {
                                "value": "15.40"
                            }, 
                            {
                                "value": "17.21"
                            }, 
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                                "value": "19.23"
                            }, 
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                            }, 
                            {
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                            }, 
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                                "value": "25.70"
                            }, 
                            {
                                "value": "28.03"
                            }, 
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                                "value": "30.43"
                            }, 
                            {
                                "value": "10.59"
                            }, 
                            {
                                "value": "12.24"
                            }, 
                            {
                                "value": "14.18"
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                                "value": "15.92"
                            }, 
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                                "value": "17.79"
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                                "value": "21.96"
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                                "value": "24.14"
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                                "value": "41.40"
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                                "value": "82.23"
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                            {
                                "value": "128.58"
                            }, 
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                                "value": "131.49"
                            }, 
                            {
                                "value": "134.40"
                            }, 
                            {
                                "value": "137.31"
                            }, 
                            {
                                "value": "140.24"
                            }, 
                            {
                                "value": "143.16"
                            }, 
                            {
                                "value": "146.09"
                            }, 
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                                "value": "149.02"
                            }, 
                            {
                                "value": "151.95"
                            }, 
                            {
                                "value": "154.89"
                            }, 
                            {
                                "value": "157.83"
                            }, 
                            {
                                "value": "160.77"
                            }, 
                            {
                                "value": "163.71"
                            }, 
                            {
                                "value": "166.66"
                            }, 
                            {
                                "value": "169.61"
                            }, 
                            {
                                "value": "172.56"
                            }, 
                            {
                                "value": "175.51"
                            }, 
                            {
                                "value": "178.47"
                            }, 
                            {
                                "value": "181.42"
                            }, 
                            {
                                "value": "184.37"
                            }, 
                            {
                                "value": "187.30"
                            }, 
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                                "value": "190.21"
                            }, 
                            {
                                "value": "193.10"
                            }, 
                            {
                                "value": "195.97"
                            }, 
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                                "value": "198.83"
                            }, 
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                                "value": "201.68"
                            }, 
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                                "value": "204.51"
                            }, 
                            {
                                "value": "207.33"
                            }, 
                            {
                                "value": "210.14"
                            }, 
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                                "value": "212.94"
                            }, 
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                                "value": "215.73"
                            }, 
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                                "value": "218.50"
                            }, 
                            {
                                "value": "221.26"
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                                "value": "224.01"
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                                "value": "226.75"
                            }, 
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                                "value": "229.49"
                            }, 
                            {
                                "value": "232.21"
                            }, 
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                                "value": "234.92"
                            }, 
                            {
                                "value": "237.62"
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                                "value": "240.31"
                            }, 
                            {
                                "value": "243.00"
                            }, 
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                                "value": "245.67"
                            }, 
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                                "value": "248.34"
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                                "value": "251.00"
                            }, 
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                                "value": "253.65"
                            }, 
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                                "value": "256.30"
                            }, 
                            {
                                "value": "258.94"
                            }, 
                            {
                                "value": "261.58"
                            }, 
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                                "value": "264.20"
                            }, 
                            {
                                "value": "266.82"
                            }, 
                            {
                                "value": "264.44"
                            }, 
                            {
                                "value": "272.05"
                            }, 
                            {
                                "value": "274.65"
                            }, 
                            {
                                "value": "277.24"
                            }, 
                            {
                                "value": "279.84"
                            }, 
                            {
                                "value": "282.43"
                            }, 
                            {
                                "value": "285.02"
                            }, 
                            {
                                "value": "287.60"
                            }, 
                            {
                                "value": "290.18"
                            }, 
                            {
                                "value": "292.75"
                            }, 
                            {
                                "value": "295.82"
                            }, 
                            {
                                "value": "297.88"
                            }, 
                            {
                                "value": "300.44"
                            }, 
                            {
                                "value": "303.91"
                            }, 
                            {
                                "value": "306.45"
                            }, 
                            {
                                "value": "308.99"
                            }, 
                            {
                                "value": "311.53"
                            }, 
                            {
                                "value": "314.06"
                            }, 
                            {
                                "value": "316.59"
                            }, 
                            {
                                "value": "319.11"
                            }, 
                            {
                                "value": "321.63"
                            }, 
                            {
                                "value": "324.14"
                            }, 
                            {
                                "value": "326.65"
                            }, 
                            {
                                "value": "329.16"
                            }, 
                            {
                                "value": "331.67"
                            }, 
                            {
                                "value": "334.17"
                            }, 
                            {
                                "value": "336.67"
                            }, 
                            {
                                "value": "339.17"
                            }, 
                            {
                                "value": "341.67"
                            }, 
                            {
                                "value": "344.17"
                            }, 
                            {
                                "value": "349.15"
                            }, 
                            {
                                "value": "351.64"
                            }, 
                            {
                                "value": "354.13"
                            }, 
                            {
                                "value": "359.08"
                            }, 
                            {
                                "value": "361.56"
                            }, 
                            {
                                "value": "364.03"
                            }, 
                            {
                                "value": "366.50"
                            }, 
                            {
                                "value": "368.96"
                            }, 
                            {
                                "value": "371.43"
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                            {
                                "value": "376.35"
                            }, 
                            {
                                "value": "378.81"
                            }, 
                            {
                                "value": "381.27"
                            }, 
                            {
                                "value": "383.73"
                            }, 
                            {
                                "value": "386.18"
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                            {
                                "value": "388.63"
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                            {
                                "value": "391.08"
                            }, 
                            {
                                "value": "393.53"
                            }, 
                            {
                                "value": "395.98"
                            }, 
                            {
                                "value": "398.43"
                            }, 
                            {
                                "value": "400.88"
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                        "name": "Temperature"
                    }, 
                    {
                        "units": "M", 
                        "scalars": [
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                                "value": "2.305"
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                                "value": "2.465"
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                                "value": "5.942"
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                                "value": "6.035"
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                                "value": "6.132"
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                                "value": "6.225"
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                                "value": "6.308"
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                                "value": "6.408"
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                                "value": "6.507"
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                                "value": "6.591"
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                                "value": "6.747"
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                                "value": "6.822"
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                                "value": "6.894"
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                                "value": "6.977"
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                                "value": "7.112"
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                                "value": "7.175"
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                                "value": "7.240"
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                                "value": "7.307"
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                                "value": "7.371"
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                                "value": "7.418"
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                            {
                                "value": "7.470"
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                                "value": "7.528"
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                                "value": "7.584"
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                                "value": "7.634"
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                                "value": "7.688"
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                            {
                                "value": "7.740"
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                                "value": "7.788"
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                                "value": "7.831"
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                                "value": "7.882"
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                            {
                                "value": "7.928"
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                            {
                                "value": "7.967"
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                            {
                                "value": "8.010"
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                            {
                                "value": "69.65"
                            }, 
                            {
                                "value": "69.94"
                            }, 
                            {
                                "value": "70.22"
                            }, 
                            {
                                "value": "70.51"
                            }, 
                            {
                                "value": "70.71"
                            }, 
                            {
                                "value": "71.03"
                            }, 
                            {
                                "value": "71.33"
                            }, 
                            {
                                "value": "71.60"
                            }, 
                            {
                                "value": "71.88"
                            }, 
                            {
                                "value": "72.15"
                            }, 
                            {
                                "value": "72.39"
                            }, 
                            {
                                "value": "72.63"
                            }, 
                            {
                                "value": "72.86"
                            }, 
                            {
                                "value": "73.02"
                            }, 
                            {
                                "value": "73.24"
                            }, 
                            {
                                "value": "73.49"
                            }, 
                            {
                                "value": "73.73"
                            }, 
                            {
                                "value": "73.81"
                            }, 
                            {
                                "value": "73.97"
                            }, 
                            {
                                "value": "74.10"
                            }, 
                            {
                                "value": "74.37"
                            }, 
                            {
                                "value": "74.53"
                            }, 
                            {
                                "value": "74.76"
                            }, 
                            {
                                "value": "74.96"
                            }, 
                            {
                                "value": "75.15"
                            }, 
                            {
                                "value": "75.28"
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                            {
                                "value": "75.55"
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                            {
                                "value": "75.70"
                            }, 
                            {
                                "value": "75.79"
                            }, 
                            {
                                "value": "76.25"
                            }, 
                            {
                                "value": "76.40"
                            }, 
                            {
                                "value": "76.61"
                            }, 
                            {
                                "value": "76.99"
                            }, 
                            {
                                "value": "77.08"
                            }, 
                            {
                                "value": "77.26"
                            }, 
                            {
                                "value": "77.49"
                            }, 
                            {
                                "value": "77.62"
                            }, 
                            {
                                "value": "77.68"
                            }, 
                            {
                                "value": "77.84"
                            }, 
                            {
                                "value": "78.09"
                            }, 
                            {
                                "value": "78.23"
                            }, 
                            {
                                "value": "78.21"
                            }, 
                            {
                                "value": "78.54"
                            }, 
                            {
                                "value": "78.51"
                            }, 
                            {
                                "value": "78.80"
                            }, 
                            {
                                "value": "78.71"
                            }, 
                            {
                                "value": "78.89"
                            }, 
                            {
                                "value": "79.01"
                            }, 
                            {
                                "value": "79.27"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
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        ], 
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                "citation": "Compressive Creep of SiC Whisker-Reinforced Alumina, A.H. Swan, M.V. Swain, and G.L. Dunlop, Journal of the European Ceramic Society, Vol. 10, pp. 317-326 (1992), published by Elsevier Science Limited."
            }
        ], 
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            }
        ], 
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            }, 
            {
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                    }
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                ], 
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            }
        ]
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        ], 
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                "citation": "Compressive Creep of SiC Whisker-Reinforced Alumina, A.H. Swan, M.V. Swain, and G.L. Dunlop, Journal of the European Ceramic Society, Vol. 10, pp. 317-326 (1992), published by Elsevier Science Limited."
            }
        ], 
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        ], 
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            }
        ], 
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            }, 
            {
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            {
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                    }
                ], 
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            {
                "scalars": [
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                "units": "kJ mol$^{-1}$", 
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    {
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        ], 
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                    {
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                    }, 
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                    }, 
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                    {
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                        "value": "2600"
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                    {
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                            {
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            }
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            }
        ], 
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            {
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    {
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            {
                "citation": "Thermal Expansion of the Hexagonal (6H) Polytype of Silicon Carbide, Z. Li and R.C. Bradt, Journal of the American Ceramic Society, Vol. 69 12, pp. 863-866 (1986), published by American Ceramic Society."
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        ], 
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                    }, 
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                            {
                                "value": "a-axis"
                            }, 
                            {
                                "value": "a-axis"
                            }, 
                            {
                                "value": "a-axis"
                            }, 
                            {
                                "value": "a-axis"
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                            {
                                "value": "a-axis"
                            }, 
                            {
                                "value": "a-axis"
                            }, 
                            {
                                "value": "a-axis"
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                            {
                                "value": "c-axis"
                            }, 
                            {
                                "value": "c-axis"
                            }, 
                            {
                                "value": "c-axis"
                            }, 
                            {
                                "value": "c-axis"
                            }, 
                            {
                                "value": "c-axis"
                            }, 
                            {
                                "value": "c-axis"
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                            {
                                "value": "c-axis"
                            }, 
                            {
                                "value": "c-axis"
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                        ], 
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        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Elastic Constant-Porosity Relations for Polycrystalline Thoria, S. Spinner, F.P. Knudsen, and L. Stone, Journal of Research of the National Bureau of Standards, Vol. 67C 1, pp. 39-46 (1963), published by National Bureau of Standards."
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        ], 
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        ], 
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            {
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            {
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                ], 
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            }, 
            {
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                            {
                                "value": "0.2850"
                            }, 
                            {
                                "value": "0.3336"
                            }, 
                            {
                                "value": "0.3944"
                            }, 
                            {
                                "value": "0.1727"
                            }, 
                            {
                                "value": "0.2366"
                            }, 
                            {
                                "value": "0.2619"
                            }, 
                            {
                                "value": "0.2608"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Properties of $\\beta$-SiC Epitaxial Layers Between 150 \u00b0C and 500 \u00b0C Measured by Using Microstructures, C. Wagner and G. Krotz, Diamond and Related Materials, Vol. 6, pp. 1338-1341 (1997), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "207"
                    }, 
                    {
                        "value": "192"
                    }, 
                    {
                        "value": "177"
                    }, 
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "135"
                    }, 
                    {
                        "value": "118"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Properties of $\\beta$-SiC Epitaxial Layers Between 150 \u00b0C and 500 \u00b0C Measured by Using Microstructures, C. Wagner and G. Krotz, Diamond and Related Materials, Vol. 6, pp. 1338-1341 (1997), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.02"
                    }, 
                    {
                        "value": "0.85"
                    }, 
                    {
                        "value": "0.71"
                    }, 
                    {
                        "value": "0.59"
                    }, 
                    {
                        "value": "0.52"
                    }, 
                    {
                        "value": "0.38"
                    }, 
                    {
                        "value": "0.31"
                    }, 
                    {
                        "value": "0.25"
                    }, 
                    {
                        "value": "0.21"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "105"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "195"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Calculated High-Temperature Elastic Constants for Zero Porosity Monoclinic Zirconia, C.F. Smith and W.B. Crandall, Journal of the American Ceramic Society, Vol. 47 12, pp. 624-627 (1964), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (monoclinic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "197"
                    }, 
                    {
                        "value": "191"
                    }, 
                    {
                        "value": "194"
                    }, 
                    {
                        "value": "184"
                    }, 
                    {
                        "value": "181"
                    }, 
                    {
                        "value": "165"
                    }, 
                    {
                        "value": "108"
                    }, 
                    {
                        "value": "188"
                    }, 
                    {
                        "value": "187"
                    }, 
                    {
                        "value": "155"
                    }, 
                    {
                        "value": "104"
                    }, 
                    {
                        "value": "199"
                    }, 
                    {
                        "value": "163"
                    }, 
                    {
                        "value": "134"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "197"
                    }, 
                    {
                        "value": "161"
                    }, 
                    {
                        "value": "132"
                    }, 
                    {
                        "value": "109"
                    }, 
                    {
                        "value": "192"
                    }, 
                    {
                        "value": "158"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "107"
                    }, 
                    {
                        "value": "181"
                    }, 
                    {
                        "value": "148"
                    }, 
                    {
                        "value": "121"
                    }, 
                    {
                        "value": "99"
                    }, 
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "138"
                    }, 
                    {
                        "value": "114"
                    }, 
                    {
                        "value": "95"
                    }, 
                    {
                        "value": "149"
                    }, 
                    {
                        "value": "128"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "94"
                    }, 
                    {
                        "value": "131"
                    }, 
                    {
                        "value": "113"
                    }, 
                    {
                        "value": "97"
                    }, 
                    {
                        "value": "83"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Bending"
                            }, 
                            {
                                "value": "Bending"
                            }, 
                            {
                                "value": "Bending"
                            }, 
                            {
                                "value": "Bending"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }, 
                            {
                                "value": "Resonance"
                            }
                        ], 
                        "name": "Test Type"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.053"
                            }, 
                            {
                                "value": "0.059"
                            }, 
                            {
                                "value": "0.061"
                            }, 
                            {
                                "value": "0.067"
                            }, 
                            {
                                "value": "0.076"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.183"
                            }, 
                            {
                                "value": "0.055"
                            }, 
                            {
                                "value": "0.075"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.183"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.2"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Calculated High-Temperature Elastic Constants for Zero Porosity Monoclinic Zirconia, C.F. Smith and W.B. Crandall, Journal of the American Ceramic Society, Vol. 47 12, pp. 624-627 (1964), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (monoclinic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "77.9"
                    }, 
                    {
                        "value": "77.9"
                    }, 
                    {
                        "value": "76.5"
                    }, 
                    {
                        "value": "75.2"
                    }, 
                    {
                        "value": "71.7"
                    }, 
                    {
                        "value": "64.5"
                    }, 
                    {
                        "value": "41.9"
                    }, 
                    {
                        "value": "79"
                    }, 
                    {
                        "value": "65"
                    }, 
                    {
                        "value": "53"
                    }, 
                    {
                        "value": "43"
                    }, 
                    {
                        "value": "78"
                    }, 
                    {
                        "value": "64"
                    }, 
                    {
                        "value": "52"
                    }, 
                    {
                        "value": "42"
                    }, 
                    {
                        "value": "76"
                    }, 
                    {
                        "value": "62"
                    }, 
                    {
                        "value": "50"
                    }, 
                    {
                        "value": "41"
                    }, 
                    {
                        "value": "72"
                    }, 
                    {
                        "value": "58"
                    }, 
                    {
                        "value": "47"
                    }, 
                    {
                        "value": "38"
                    }, 
                    {
                        "value": "66"
                    }, 
                    {
                        "value": "53"
                    }, 
                    {
                        "value": "42"
                    }, 
                    {
                        "value": "34"
                    }, 
                    {
                        "value": "61"
                    }, 
                    {
                        "value": "47"
                    }, 
                    {
                        "value": "37"
                    }, 
                    {
                        "value": "28"
                    }, 
                    {
                        "value": "53"
                    }, 
                    {
                        "value": "43"
                    }, 
                    {
                        "value": "35"
                    }, 
                    {
                        "value": "28"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.053"
                            }, 
                            {
                                "value": "0.06"
                            }, 
                            {
                                "value": "0.062"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.075"
                            }, 
                            {
                                "value": "0.099"
                            }, 
                            {
                                "value": "0.184"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.2"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Sintering and Mechanical Properties of Mullite Derived Via Spray Pyrolysis, S. Kanzaki and H. Tabata, Ceramic Transactions, Vol. 6, pp. 339-351 (1990), edited by S. Somiya, R.F. Davis, and J.A. Pask, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
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                    {
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                                "value": "1950"
                            }, 
                            {
                                "value": "2050"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "2050"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "2050"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "2050"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sintering Time"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of a Silicon Carbide Nano-Dis persion on the Mechanical Properties of Silicon Nitride, G. Pezzotti and M. Sakai, Journal of the American Ceramic Society, Vol. 77 11, pp. 3039-3041 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.1"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "1.1"
                    }, 
                    {
                        "value": "2.2"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "2050"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "2050"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sintering Time"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Si3N4"
                            }
                        ], 
                        "name": "Component"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yLa2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.86"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yLa2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.00"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Influence of the Mode of Grinding on Structure and Physico- Mechanical Properties of Hot Pressed Boron Carbide, V. V. Kovalchuk, D. A. Kotlyar, V. M. Volkogon, R. G. Timchenko, and V. V. Lychko, Poroshkovaya Metallurgiya (Metallurgy of Powders) 12, pp. 67-70 (1988)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "Fe"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.7"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Influence of the Mode of Grinding on Structure and Physico- Mechanical Properties of Hot Pressed Boron Carbide, V. V. Kovalchuk, D. A. Kotlyar, V. M. Volkogon, R. G. Timchenko, and V. V. Lychko, Poroshkovaya Metallurgiya (Metallurgy of Powders) 12, pp. 67-70 (1988)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "410"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Influence of the Mode of Grinding on Structure and Physico- Mechanical Properties of Hot Pressed Boron Carbide, V. V. Kovalchuk, D. A. Kotlyar, V. M. Volkogon, R. G. Timchenko, and V. V. Lychko, Poroshkovaya Metallurgiya (Metallurgy of Powders) 12, pp. 67-70 (1988)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "400"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Influence of the Mode of Grinding on Structure and Physico- Mechanical Properties of Hot Pressed Boron Carbide, V. V. Kovalchuk, D. A. Kotlyar, V. M. Volkogon, R. G. Timchenko, and V. V. Lychko, Poroshkovaya Metallurgiya (Metallurgy of Powders) 12, pp. 67-70 (1988)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "5.7"
                    }, 
                    {
                        "value": "7.1"
                    }, 
                    {
                        "value": "9.0"
                    }, 
                    {
                        "value": "11.3"
                    }, 
                    {
                        "value": "14.3"
                    }, 
                    {
                        "value": "18.0"
                    }, 
                    {
                        "value": "22.7"
                    }, 
                    {
                        "value": "28.6"
                    }, 
                    {
                        "value": "36.0"
                    }, 
                    {
                        "value": "45.4"
                    }, 
                    {
                        "value": "57.2"
                    }, 
                    {
                        "value": "72.0"
                    }, 
                    {
                        "value": "90.7"
                    }, 
                    {
                        "value": "114.3"
                    }, 
                    {
                        "value": "114.0"
                    }, 
                    {
                        "value": "-"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "8.8"
                            }, 
                            {
                                "value": "23.9"
                            }, 
                            {
                                "value": "42.8"
                            }, 
                            {
                                "value": "18.4"
                            }, 
                            {
                                "value": "2.4"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Volume Fraction of Grains"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "669"
                            }, 
                            {
                                "value": "1172"
                            }, 
                            {
                                "value": "1116"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "6096"
                            }, 
                            {
                                "value": "10372"
                            }, 
                            {
                                "value": "15235"
                            }, 
                            {
                                "value": "15565"
                            }, 
                            {
                                "value": "4305"
                            }, 
                            {
                                "value": "289"
                            }, 
                            {
                                "value": "49"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Numberof granules"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Surface Condition on the Flexural Strength of Sintered Silicon Nitride, J.E.O. Ovri and T.J. Davies, Journal of Materials Science Letters, Vol. 6, pp. 849-850 (1987), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "Si3N4"
                    }, 
                    {
                        "value": "MgO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "95"
                            }, 
                            {
                                "value": "5"
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                        ], 
                        "name": "Mass Fraction of Phase"
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                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Surface Condition on the Flexural Strength of Sintered Silicon Nitride, J.E.O. Ovri and T.J. Davies, Journal of Materials Science Letters, Vol. 6, pp. 849-850 (1987), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
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                    {
                        "value": "Si-N:MgO"
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                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "MgO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Amount of Sintering Aid"
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        ]
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        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Effect of Surface Condition on the Flexural Strength of Sintered Silicon Nitride, J.E.O. Ovri and T.J. Davies, Journal of Materials Science Letters, Vol. 6, pp. 849-850 (1987), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
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                    {
                        "value": "Si-N:MgO"
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "63", 
                        "value": "561"
                    }, 
                    {
                        "uncertainty": "73", 
                        "value": "442"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "yes"
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                "name": "Flexural Strength"
            }
        ]
    }, 
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        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Surface Condition on the Flexural Strength of Sintered Silicon Nitride, J.E.O. Ovri and T.J. Davies, Journal of Materials Science Letters, Vol. 6, pp. 849-850 (1987), published by Chapman and Hall."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
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                    {
                        "value": "Si-N:MgO"
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                    }
                ], 
                "name": "Crystallinity"
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            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
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                        "uncertainty": "1.1", 
                        "value": "10.1"
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                    {
                        "uncertainty": "0.8", 
                        "value": "6.5"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "yes"
                            }
                        ], 
                        "name": "Diamond Lapped"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Surface Condition on the Flexural Strength of Sintered Silicon Nitride, J.E.O. Ovri and T.J. Davies, Journal of Materials Science Letters, Vol. 6, pp. 849-850 (1987), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
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            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "589"
                    }, 
                    {
                        "value": "474"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "yes"
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                ], 
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            }
        ]
    }, 
    {
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            {
                "name": "Sintering"
            }
        ], 
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                "citation": "Effect of Surface Condition on the Flexural Strength of Sintered Silicon Nitride, J.E.O. Ovri and T.J. Davies, Journal of Materials Science Letters, Vol. 6, pp. 849-850 (1987), published by Chapman and Hall."
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        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO.yY2O3", 
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                    {
                        "value": "Si-N:MgO,Y"
                    }
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            {
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                        "value": "Polycrystalline"
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                "name": "Crystallinity"
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            {
                "scalars": [
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                        "value": "Bar"
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            }, 
            {
                "scalars": [
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                        "value": "Si3N4"
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                    {
                        "value": "MgO"
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                    {
                        "value": "Y2O3"
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                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "5"
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                ], 
                "name": "Phase"
            }
        ]
    }, 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Effect of Surface Condition on the Flexural Strength of Sintered Silicon Nitride, J.E.O. Ovri and T.J. Davies, Journal of Materials Science Letters, Vol. 6, pp. 849-850 (1987), published by Chapman and Hall."
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        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO.yY2O3", 
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            {
                "scalars": [
                    {
                        "value": "Si-N:MgO,Y"
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            }, 
            {
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            {
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                        "value": "Bar"
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            }, 
            {
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                        "value": "MgO"
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                    {
                        "value": "Y2O3"
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                ], 
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                    {
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                        "scalars": [
                            {
                                "value": "1"
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                            {
                                "value": "5"
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                        "name": "Amount of Sintering Aid"
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                ], 
                "name": "Sintering Aid"
            }
        ]
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                "name": "Sintering"
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        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO.yY2O3", 
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                "scalars": [
                    {
                        "value": "Si-N:MgO,Y"
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            }, 
            {
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            {
                "scalars": [
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                        "value": "Bar"
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            }, 
            {
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                    {
                        "uncertainty": "68", 
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                    }
                ], 
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                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
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                        ], 
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                    }, 
                    {
                        "scalars": [
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                                "value": "no"
                            }, 
                            {
                                "value": "yes"
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    {
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                "citation": "Effect of Surface Condition on the Flexural Strength of Sintered Silicon Nitride, J.E.O. Ovri and T.J. Davies, Journal of Materials Science Letters, Vol. 6, pp. 849-850 (1987), published by Chapman and Hall."
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        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO.yY2O3", 
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            {
                "scalars": [
                    {
                        "value": "Si-N:MgO,Y"
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            {
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            {
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                "name": "Production Form"
            }, 
            {
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                    {
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                    {
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                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
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                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "yes"
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Effect of Surface Condition on the Flexural Strength of Sintered Silicon Nitride, J.E.O. Ovri and T.J. Davies, Journal of Materials Science Letters, Vol. 6, pp. 849-850 (1987), published by Chapman and Hall."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO,Y"
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            }, 
            {
                "scalars": [
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                ], 
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            {
                "scalars": [
                    {
                        "value": "Bar"
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "443"
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                    {
                        "value": "452"
                    }
                ], 
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                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "yes"
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Influence of Temperature on Elastic Modulus and Strength of MgO-Partially Stabilized Zirconia (Mg-PSZ), Y. Kubota, M. Ashizuka, E. Ishida, and T. Mitamura, Journal of the Ceramic Society of Japan, Vol. 102 8, pp. 708-712 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
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            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
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            {
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            }, 
            {
                "scalars": [
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                        "value": "98.89"
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                    {
                        "value": "98.85"
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                    {
                        "value": "99.05"
                    }
                ], 
                "units": "$^{\\circ}$ (degree", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }
                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Monoclinic"
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                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Influence of Temperature on Elastic Modulus and Strength of MgO-Partially Stabilized Zirconia (Mg-PSZ), Y. Kubota, M. Ashizuka, E. Ishida, and T. Mitamura, Journal of the Ceramic Society of Japan, Vol. 102 8, pp. 708-712 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
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                    {
                        "value": "Zr-O:MgO"
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            }, 
            {
                "scalars": [
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                        "value": "5.0775"
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                    {
                        "value": "3.5919"
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                    {
                        "value": "5.194"
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                    {
                        "value": "5.231"
                    }, 
                    {
                        "value": "5.080"
                    }, 
                    {
                        "value": "5.348"
                    }, 
                    {
                        "value": "5.0840"
                    }, 
                    {
                        "value": "5.154"
                    }, 
                    {
                        "value": "5.161"
                    }, 
                    {
                        "value": "5.335"
                    }, 
                    {
                        "value": "5.0800"
                    }, 
                    {
                        "value": "5.151"
                    }, 
                    {
                        "value": "5.195"
                    }, 
                    {
                        "value": "5.324"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }
                        ], 
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                    }, 
                    {
                        "units": "%", 
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                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }
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                                "value": "Monoclinic"
                            }, 
                            {
                                "value": "Monoclinic"
                            }, 
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                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Monoclinic"
                            }, 
                            {
                                "value": "Monoclinic"
                            }, 
                            {
                                "value": "Monoclinic"
                            }, 
                            {
                                "value": "Cubic"
                            }, 
                            {
                                "value": "Monoclinic"
                            }, 
                            {
                                "value": "Monoclinic"
                            }, 
                            {
                                "value": "Monoclinic"
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                        ], 
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                    }, 
                    {
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                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Temperature on Elastic Modulus and Strength of MgO-Partially Stabilized Zirconia (Mg-PSZ), Y. Kubota, M. Ashizuka, E. Ishida, and T. Mitamura, Journal of the Ceramic Society of Japan, Vol. 102 8, pp. 708-712 (1994), published by Ceramic Society of Japan."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "191.3"
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                    {
                        "value": "179.6"
                    }, 
                    {
                        "value": "170.0"
                    }, 
                    {
                        "value": "158.1"
                    }, 
                    {
                        "value": "144.1"
                    }, 
                    {
                        "value": "137.6"
                    }, 
                    {
                        "value": "133.4"
                    }, 
                    {
                        "value": "136.8"
                    }, 
                    {
                        "value": "138.0"
                    }, 
                    {
                        "value": "141.5"
                    }, 
                    {
                        "value": "141.7"
                    }, 
                    {
                        "value": "141.9"
                    }, 
                    {
                        "value": "145.0"
                    }, 
                    {
                        "value": "145.9"
                    }, 
                    {
                        "value": "148.9"
                    }, 
                    {
                        "value": "155.3"
                    }, 
                    {
                        "value": "161.6"
                    }, 
                    {
                        "value": "169.1"
                    }, 
                    {
                        "value": "182.9"
                    }, 
                    {
                        "value": "195.7"
                    }, 
                    {
                        "value": "188.3"
                    }, 
                    {
                        "value": "174.4"
                    }, 
                    {
                        "value": "161.5"
                    }, 
                    {
                        "value": "147.6"
                    }, 
                    {
                        "value": "145.4"
                    }, 
                    {
                        "value": "142.2"
                    }, 
                    {
                        "value": "142.2"
                    }, 
                    {
                        "value": "140.1"
                    }, 
                    {
                        "value": "141.2"
                    }, 
                    {
                        "value": "143.4"
                    }, 
                    {
                        "value": "152.1"
                    }, 
                    {
                        "value": "158.6"
                    }, 
                    {
                        "value": "162.0"
                    }, 
                    {
                        "value": "163.1"
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                    {
                        "value": "161.1"
                    }, 
                    {
                        "value": "167.5"
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                    {
                        "value": "168.4"
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                    {
                        "value": "173.7"
                    }, 
                    {
                        "value": "173.6"
                    }, 
                    {
                        "value": "176.8"
                    }, 
                    {
                        "value": "178.8"
                    }, 
                    {
                        "value": "186.2"
                    }, 
                    {
                        "value": "195.7"
                    }, 
                    {
                        "value": "188.3"
                    }, 
                    {
                        "value": "174.4"
                    }, 
                    {
                        "value": "161.5"
                    }, 
                    {
                        "value": "147.6"
                    }, 
                    {
                        "value": "145.4"
                    }, 
                    {
                        "value": "142.2"
                    }, 
                    {
                        "value": "142.2"
                    }, 
                    {
                        "value": "140.1"
                    }, 
                    {
                        "value": "141.2"
                    }, 
                    {
                        "value": "143.4"
                    }, 
                    {
                        "value": "152.1"
                    }, 
                    {
                        "value": "158.6"
                    }, 
                    {
                        "value": "162.0"
                    }, 
                    {
                        "value": "163.1"
                    }, 
                    {
                        "value": "161.1"
                    }, 
                    {
                        "value": "167.5"
                    }, 
                    {
                        "value": "168.4"
                    }, 
                    {
                        "value": "173.7"
                    }, 
                    {
                        "value": "173.6"
                    }, 
                    {
                        "value": "176.8"
                    }, 
                    {
                        "value": "178.8"
                    }, 
                    {
                        "value": "186.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
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                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
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                            {
                                "value": "A"
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                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Specimen"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }
                        ], 
                        "name": "Mass Fraction Monoclinic"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }
                        ], 
                        "name": "Thermal Cycle"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "308"
                            }, 
                            {
                                "value": "401"
                            }, 
                            {
                                "value": "501"
                            }, 
                            {
                                "value": "552"
                            }, 
                            {
                                "value": "602"
                            }, 
                            {
                                "value": "658"
                            }, 
                            {
                                "value": "701"
                            }, 
                            {
                                "value": "807"
                            }, 
                            {
                                "value": "913"
                            }, 
                            {
                                "value": "1012"
                            }, 
                            {
                                "value": "913"
                            }, 
                            {
                                "value": "806"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "607"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "407"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "211"
                            }, 
                            {
                                "value": "310"
                            }, 
                            {
                                "value": "409"
                            }, 
                            {
                                "value": "508"
                            }, 
                            {
                                "value": "529"
                            }, 
                            {
                                "value": "551"
                            }, 
                            {
                                "value": "564"
                            }, 
                            {
                                "value": "586"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "620"
                            }, 
                            {
                                "value": "662"
                            }, 
                            {
                                "value": "703"
                            }, 
                            {
                                "value": "808"
                            }, 
                            {
                                "value": "898"
                            }, 
                            {
                                "value": "1003"
                            }, 
                            {
                                "value": "898"
                            }, 
                            {
                                "value": "807"
                            }, 
                            {
                                "value": "702"
                            }, 
                            {
                                "value": "604"
                            }, 
                            {
                                "value": "506"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "211"
                            }, 
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "211"
                            }, 
                            {
                                "value": "310"
                            }, 
                            {
                                "value": "409"
                            }, 
                            {
                                "value": "508"
                            }, 
                            {
                                "value": "529"
                            }, 
                            {
                                "value": "551"
                            }, 
                            {
                                "value": "564"
                            }, 
                            {
                                "value": "586"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "620"
                            }, 
                            {
                                "value": "662"
                            }, 
                            {
                                "value": "703"
                            }, 
                            {
                                "value": "808"
                            }, 
                            {
                                "value": "898"
                            }, 
                            {
                                "value": "1003"
                            }, 
                            {
                                "value": "898"
                            }, 
                            {
                                "value": "807"
                            }, 
                            {
                                "value": "702"
                            }, 
                            {
                                "value": "604"
                            }, 
                            {
                                "value": "506"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "211"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Temperature on Elastic Modulus and Strength of MgO-Partially Stabilized Zirconia (Mg-PSZ), Y. Kubota, M. Ashizuka, E. Ishida, and T. Mitamura, Journal of the Ceramic Society of Japan, Vol. 102 8, pp. 708-712 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "538"
                    }, 
                    {
                        "value": "574"
                    }, 
                    {
                        "value": "538"
                    }, 
                    {
                        "value": "466"
                    }, 
                    {
                        "value": "454"
                    }, 
                    {
                        "value": "430"
                    }, 
                    {
                        "value": "580"
                    }, 
                    {
                        "value": "520"
                    }, 
                    {
                        "value": "484"
                    }, 
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "285"
                    }, 
                    {
                        "value": "284"
                    }, 
                    {
                        "value": "270"
                    }, 
                    {
                        "value": "270"
                    }, 
                    {
                        "value": "269"
                    }, 
                    {
                        "value": "275"
                    }, 
                    {
                        "value": "286"
                    }, 
                    {
                        "value": "316"
                    }, 
                    {
                        "value": "321"
                    }, 
                    {
                        "value": "302"
                    }, 
                    {
                        "value": "355"
                    }, 
                    {
                        "value": "518"
                    }, 
                    {
                        "value": "506"
                    }, 
                    {
                        "value": "463"
                    }, 
                    {
                        "value": "433"
                    }, 
                    {
                        "value": "432"
                    }, 
                    {
                        "value": "323"
                    }, 
                    {
                        "value": "322"
                    }, 
                    {
                        "value": "291"
                    }, 
                    {
                        "value": "279"
                    }, 
                    {
                        "value": "273"
                    }, 
                    {
                        "value": "273"
                    }, 
                    {
                        "value": "279"
                    }, 
                    {
                        "value": "285"
                    }, 
                    {
                        "value": "297"
                    }, 
                    {
                        "value": "309"
                    }, 
                    {
                        "value": "291"
                    }, 
                    {
                        "value": "303"
                    }, 
                    {
                        "value": "303"
                    }, 
                    {
                        "value": "297"
                    }, 
                    {
                        "value": "303"
                    }, 
                    {
                        "value": "309"
                    }, 
                    {
                        "value": "309"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Specimen"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "66"
                            }
                        ], 
                        "name": "Mass Fraction Monoclinic"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "heating"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
                            }, 
                            {
                                "value": "cooling"
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                            {
                                "value": "cooling"
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                                "value": "601"
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                                "value": "1000"
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                                "value": "210"
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                                "value": "406"
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                    {
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                    {
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                    {
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                    {
                        "value": "335.1"
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                    {
                        "value": "366.5"
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                    {
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                    {
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                    {
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                    {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
                                "value": "163.53"
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                            {
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                            {
                                "value": "184.36"
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                            {
                                "value": "194.77"
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                            {
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                            {
                                "value": "224.70"
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                            {
                                "value": "234.22"
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                            {
                                "value": "244.20"
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                            {
                                "value": "264.22"
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                            {
                                "value": "274.23"
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                            {
                                "value": "295.07"
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                            {
                                "value": "68.78"
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                            {
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                            {
                                "value": "77.80"
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                            {
                                "value": "82.10"
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                            {
                                "value": "86.13"
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                            {
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                            {
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                            {
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                            {
                                "value": "286.40"
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                            {
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                    {
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                                "value": "14.98"
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                            {
                                "value": "16.19"
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                            {
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                            {
                                "value": "21.08"
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                            {
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                            {
                                "value": "24.56"
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                            {
                                "value": "26.77"
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                            {
                                "value": "29.28"
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                            {
                                "value": "33.01"
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                            {
                                "value": "35.52"
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                            {
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                            {
                                "value": "40.03"
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                            {
                                "value": "42.13"
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                            {
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                            {
                                "value": "47.44"
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                            {
                                "value": "48.94"
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                            {
                                "value": "50.24"
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                            {
                                "value": "52.96"
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                            {
                                "value": "54.30"
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                            {
                                "value": "56.22"
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                            {
                                "value": "11.17"
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                            {
                                "value": "11.92"
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                            {
                                "value": "12.93"
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                            {
                                "value": "13.76"
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                            {
                                "value": "15.06"
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                            {
                                "value": "16.27"
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                            {
                                "value": "17.53"
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                            {
                                "value": "20.96"
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                            {
                                "value": "21.79"
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                            {
                                "value": "28.15"
                            }, 
                            {
                                "value": "31.50"
                            }, 
                            {
                                "value": "54.17"
                            }, 
                            {
                                "value": "55.35"
                            }, 
                            {
                                "value": "55.89"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
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                "citation": "Engineering Properties of Single Oxides, M. Miyayama, K. Koumoto, and H. Yanagida, Engineered Materials Handbook, Vol. 4, pp. 748-757 (1991), edited by S.J. Schneider, Jr., published by ASM International."
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            }
        ], 
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                "scalars": [
                    {
                        "value": "Mg-O"
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "3.48"
                    }
                ], 
                "units": "g cm$^{-3}$", 
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                    {
                        "units": "K", 
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                            {
                                "value": "296"
                            }
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                ], 
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        ]
    }, 
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            }
        ], 
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                    {
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "300"
                    }
                ], 
                "units": "GPa", 
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                    {
                        "units": "g/cm$^{3}$", 
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                            {
                                "value": "3.48"
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                        ], 
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                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "296"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
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                "citation": "Engineering Properties of Single Oxides, M. Miyayama, K. Koumoto, and H. Yanagida, Engineered Materials Handbook, Vol. 4, pp. 748-757 (1991), edited by S.J. Schneider, Jr., published by ASM International."
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        ], 
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                    }, 
                    {
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                                "value": "20"
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                        ], 
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                    }
                ], 
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        ]
    }, 
    {
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                "citation": "Engineering Properties of Single Oxides, M. Miyayama, K. Koumoto, and H. Yanagida, Engineered Materials Handbook, Vol. 4, pp. 748-757 (1991), edited by S.J. Schneider, Jr., published by ASM International."
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        ], 
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                                "value": "296"
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "(100)"
                            }, 
                            {
                                "value": "(110)"
                            }, 
                            {
                                "value": "(111)"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Engineering Properties of Single Oxides, M. Miyayama, K. Koumoto, and H. Yanagida, Engineered Materials Handbook, Vol. 4, pp. 748-757 (1991), edited by S.J. Schneider, Jr., published by ASM International."
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        ], 
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        ], 
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            }
        ], 
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                ], 
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            {
                "scalars": [
                    {
                        "value": "130"
                    }
                ], 
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                        "units": "g/cm$^{3}$", 
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                    }, 
                    {
                        "units": "K", 
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                                "value": "296"
                            }
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                ], 
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        ]
    }, 
    {
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                "citation": "Engineering Properties of Single Oxides, M. Miyayama, K. Koumoto, and H. Yanagida, Engineered Materials Handbook, Vol. 4, pp. 748-757 (1991), edited by S.J. Schneider, Jr., published by ASM International."
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        ], 
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        ], 
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            }
        ], 
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                    {
                        "value": "Mg-O"
                    }
                ], 
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            }, 
            {
                "scalars": [
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                        "value": "925"
                    }, 
                    {
                        "value": "1105"
                    }, 
                    {
                        "value": "1230"
                    }, 
                    {
                        "value": "1305"
                    }, 
                    {
                        "value": "1370"
                    }, 
                    {
                        "value": "1435"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
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                                "value": "300"
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                            {
                                "value": "500"
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                                "value": "1000"
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                            {
                                "value": "1500"
                            }, 
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                                "value": "2000"
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                            {
                                "value": "2500"
                            }
                        ], 
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                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
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                                "value": "37.3"
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                                "value": "44.5"
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                            {
                                "value": "52.6"
                            }, 
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                                "value": "55.3"
                            }, 
                            {
                                "value": "57.9"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
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            }
        ]
    }, 
    {
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            }
        ], 
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                    }, 
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                    }, 
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                    }
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                                "value": "2"
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                                "value": "5"
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                                "value": "27"
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                                "value": "100"
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                            {
                                "value": "400"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
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                "citation": "Engineering Properties of Single Oxides, M. Miyayama, K. Koumoto, and H. Yanagida, Engineered Materials Handbook, Vol. 4, pp. 748-757 (1991), edited by S.J. Schneider, Jr., published by ASM International."
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        ], 
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            {
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                ], 
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                            {
                                "value": "2000"
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                        ], 
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                ], 
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            }
        ]
    }, 
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        ], 
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        ], 
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            }
        ], 
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                    }
                ], 
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                                "value": "425"
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                                "value": "1210"
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                            {
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                            }
                        ], 
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        ], 
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        ], 
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                        "value": "361"
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                        "value": "228"
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                    {
                        "value": "108"
                    }
                ], 
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                                "value": "1400"
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                            {
                                "value": "1500"
                            }
                        ], 
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                ], 
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        ], 
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            }
        ], 
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                        "value": "1315"
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                        "value": "1340"
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                ], 
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                                "value": "1600"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
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                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
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                                "value": "79"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "107"
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                            {
                                "value": "113"
                            }, 
                            {
                                "value": "116"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "122"
                            }, 
                            {
                                "value": "124"
                            }, 
                            {
                                "value": "128"
                            }, 
                            {
                                "value": "131"
                            }, 
                            {
                                "value": "132"
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                            {
                                "value": "134"
                            }, 
                            {
                                "value": "137"
                            }
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                ], 
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        ]
    }, 
    {
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                "name": "Sintering"
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        ], 
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                "citation": "Engineering Properties of Single Oxides, M. Miyayama, K. Koumoto, and H. Yanagida, Engineered Materials Handbook, Vol. 4, pp. 748-757 (1991), edited by S.J. Schneider, Jr., published by ASM International."
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            "Alumina"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                    }
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                    }
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                                "value": "1060"
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                                "value": "1400"
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                                "value": "1500"
                            }
                        ], 
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        ]
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            }
        ], 
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        ], 
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            }
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            }
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                                "value": "1000"
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                "name": "Crystal Growth"
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                "citation": "Thermophysical Properties of Sapphire, AlN and MgAl2O4 down to 70 K, St. Burghartz and B. Schulz, Journal of Nuclear Materials, Vol. 212, pp. 1065-1068 (1994), published by Elsevier Science B.V.."
            }
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            }
        ], 
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                    }
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                    }
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Crystal Growth"
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        ], 
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                "citation": "Thermophysical Properties of Sapphire, AlN and MgAl2O4 down to 70 K, St. Burghartz and B. Schulz, Journal of Nuclear Materials, Vol. 212, pp. 1065-1068 (1994), published by Elsevier Science B.V.."
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        ], 
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            }
        ], 
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                    }, 
                    {
                        "units": "K", 
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                                "value": "71"
                            }, 
                            {
                                "value": "91"
                            }, 
                            {
                                "value": "111"
                            }, 
                            {
                                "value": "131"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "173"
                            }, 
                            {
                                "value": "191"
                            }, 
                            {
                                "value": "211"
                            }, 
                            {
                                "value": "231"
                            }, 
                            {
                                "value": "243"
                            }, 
                            {
                                "value": "271"
                            }, 
                            {
                                "value": "283"
                            }, 
                            {
                                "value": "295"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Thermophysical Properties of Sapphire, AlN and MgAl2O4 down to 70 K, St. Burghartz and B. Schulz, Journal of Nuclear Materials, Vol. 212, pp. 1065-1068 (1994), published by Elsevier Science B.V.."
            }
        ], 
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            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
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            }, 
            {
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                    {
                        "uncertainty": "0.15", 
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                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Shear"
                            }
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                    }, 
                    {
                        "units": "degrees", 
                        "scalars": [
                            {
                                "value": "-"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermophysical Properties of Sapphire, AlN and MgAl2O4 down to 70 K, St. Burghartz and B. Schulz, Journal of Nuclear Materials, Vol. 212, pp. 1065-1068 (1994), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
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            }, 
            {
                "scalars": [
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                        "value": "52"
                    }, 
                    {
                        "value": "84"
                    }, 
                    {
                        "value": "108"
                    }, 
                    {
                        "value": "144"
                    }, 
                    {
                        "value": "172"
                    }, 
                    {
                        "value": "211"
                    }, 
                    {
                        "value": "227"
                    }, 
                    {
                        "value": "247"
                    }, 
                    {
                        "value": "255"
                    }, 
                    {
                        "value": "271"
                    }, 
                    {
                        "value": "303"
                    }, 
                    {
                        "value": "343"
                    }, 
                    {
                        "value": "386"
                    }, 
                    {
                        "value": "418"
                    }, 
                    {
                        "value": "446"
                    }, 
                    {
                        "value": "478"
                    }, 
                    {
                        "value": "525"
                    }, 
                    {
                        "value": "549"
                    }, 
                    {
                        "value": "573"
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                    {
                        "value": "621"
                    }, 
                    {
                        "value": "641"
                    }, 
                    {
                        "value": "677"
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                    {
                        "value": "697"
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                    {
                        "value": "724"
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                    {
                        "value": "740"
                    }, 
                    {
                        "value": "764"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
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                                "value": "70"
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                            {
                                "value": "80"
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                            {
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                            {
                                "value": "98"
                            }, 
                            {
                                "value": "109"
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                                "value": "118"
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                                "value": "128"
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                                "value": "139"
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                            }, 
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                                "value": "157"
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                            }, 
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                            }, 
                            {
                                "value": "186"
                            }, 
                            {
                                "value": "196"
                            }, 
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                                "value": "205"
                            }, 
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                                "value": "215"
                            }, 
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                                "value": "226"
                            }, 
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                                "value": "235"
                            }, 
                            {
                                "value": "245"
                            }, 
                            {
                                "value": "256"
                            }, 
                            {
                                "value": "265"
                            }, 
                            {
                                "value": "275"
                            }, 
                            {
                                "value": "285"
                            }, 
                            {
                                "value": "294"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Thermophysical Properties of Sapphire, AlN and MgAl2O4 down to 70 K, St. Burghartz and B. Schulz, Journal of Nuclear Materials, Vol. 212, pp. 1065-1068 (1994), published by Elsevier Science B.V.."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                    }, 
                    {
                        "value": "1.8"
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                        "value": "2.3"
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                        "value": "2.6"
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                    {
                        "value": "2.7"
                    }
                ], 
                "units": "x10$^{-6}$", 
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                                "value": "72"
                            }, 
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                                "value": "91"
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                                "value": "131"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "171"
                            }, 
                            {
                                "value": "191"
                            }, 
                            {
                                "value": "211"
                            }, 
                            {
                                "value": "231"
                            }, 
                            {
                                "value": "252"
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                            {
                                "value": "272"
                            }, 
                            {
                                "value": "293"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
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            }
        ], 
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            {
                "citation": "Thermophysical Properties of Sapphire, AlN and MgAl2O4 down to 70 K, St. Burghartz and B. Schulz, Journal of Nuclear Materials, Vol. 212, pp. 1065-1068 (1994), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
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        ], 
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            {
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            }
        ], 
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            {
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                    {
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                ], 
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            }, 
            {
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                    {
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                ], 
                "units": "km/s", 
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                    {
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                            {
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                    {
                        "units": "degrees", 
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                                "value": "-"
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            }
        ]
    }, 
    {
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                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Thermophysical Properties of Sapphire, AlN and MgAl2O4 down to 70 K, St. Burghartz and B. Schulz, Journal of Nuclear Materials, Vol. 212, pp. 1065-1068 (1994), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            }, 
            {
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            }, 
            {
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                    {
                        "value": "104"
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                    {
                        "value": "207"
                    }, 
                    {
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                        "value": "454"
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                    {
                        "value": "696"
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                    {
                        "value": "752"
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                    {
                        "value": "780"
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                    {
                        "value": "800"
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                    {
                        "value": "820"
                    }, 
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                        "value": "836"
                    }
                ], 
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                "conditions": [
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                                "value": "69"
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                            {
                                "value": "79"
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                                "value": "175"
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                                "value": "235"
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                                "value": "245"
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                            }, 
                            {
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                                "value": "274"
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                            {
                                "value": "284"
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                            {
                                "value": "293"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
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        ], 
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                "citation": "Thermophysical Properties of Sapphire, AlN and MgAl2O4 down to 70 K, St. Burghartz and B. Schulz, Journal of Nuclear Materials, Vol. 212, pp. 1065-1068 (1994), published by Elsevier Science B.V.."
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        ], 
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            }
        ], 
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            }, 
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                        "value": "75"
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                    }, 
                    {
                        "value": "99"
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                    {
                        "value": "95"
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                    {
                        "value": "88"
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                    {
                        "value": "80"
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                    {
                        "value": "80"
                    }, 
                    {
                        "value": "72"
                    }, 
                    {
                        "value": "70"
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                    {
                        "value": "70"
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                    {
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                    {
                        "value": "68"
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                    {
                        "value": "66"
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                    {
                        "value": "58"
                    }, 
                    {
                        "value": "55"
                    }, 
                    {
                        "value": "45"
                    }, 
                    {
                        "value": "36"
                    }, 
                    {
                        "value": "34"
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                    {
                        "value": "29"
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                    {
                        "value": "27"
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                    {
                        "value": "20"
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                    {
                        "value": "15"
                    }, 
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                        "value": "23"
                    }, 
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                        "value": "16"
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                    {
                        "value": "17"
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                    {
                        "value": "12"
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                    {
                        "value": "11"
                    }
                ], 
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                "conditions": [
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                                "value": "-"
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            }
        ]
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        ], 
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                "citation": "Thermophysical Properties of Sapphire, AlN and MgAl2O4 down to 70 K, St. Burghartz and B. Schulz, Journal of Nuclear Materials, Vol. 212, pp. 1065-1068 (1994), published by Elsevier Science B.V.."
            }
        ], 
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        ], 
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            {
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            }
        ], 
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            {
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            }, 
            {
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                    }
                ], 
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            }
        ]
    }, 
    {
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        ], 
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            {
                "citation": "Synthesis and Sinterability of Composite Powder of the TiB2-B4C System, H. Itoh, Y. Tsunekawa, S. Tago, and H. Iwahara, Journal of Alloys and Compounds, Vol. 191, pp. 191-195 (1993), published by Elsevier Science S.A.."
            }
        ], 
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        ], 
        "licenses": [
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                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    {
                        "value": "Ti-B:B"
                    }
                ], 
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            }, 
            {
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                    }
                ], 
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            }, 
            {
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                ], 
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                                "value": "100-x"
                            }, 
                            {
                                "value": "x"
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                ], 
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            }
        ]
    }, 
    {
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            {
                "citation": "Synthesis and Sinterability of Composite Powder of the TiB2-B4C System, H. Itoh, Y. Tsunekawa, S. Tago, and H. Iwahara, Journal of Alloys and Compounds, Vol. 191, pp. 191-195 (1993), published by Elsevier Science S.A.."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    {
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                ], 
                "units": "g cm$^{-3}$", 
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                    {
                        "units": "%", 
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                            {
                                "value": "-"
                            }, 
                            {
                                "value": "97.0"
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                            {
                                "value": "96.7"
                            }, 
                            {
                                "value": "93.7"
                            }, 
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                                "value": "91.0"
                            }, 
                            {
                                "value": "-"
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                        ], 
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                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
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                                "value": "23"
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                                "value": "33"
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                                "value": "41"
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                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
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                    }
                ], 
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            }
        ]
    }, 
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            {
                "citation": "Synthesis and Sinterability of Composite Powder of the TiB2-B4C System, H. Itoh, Y. Tsunekawa, S. Tago, and H. Iwahara, Journal of Alloys and Compounds, Vol. 191, pp. 191-195 (1993), published by Elsevier Science S.A.."
            }
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                    {
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                    {
                        "value": "37.9"
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                    {
                        "value": "41.2"
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                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "g cm$^{-3}$", 
                        "scalars": [
                            {
                                "value": "4.53"
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                            {
                                "value": "3.78"
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                            {
                                "value": "3.56"
                            }, 
                            {
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                            {
                                "value": "3.04"
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                            {
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                    {
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                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
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                        ], 
                        "name": "Mole Fraction of B4C"
                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            }
        ], 
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            {
                "citation": "Synthesis and Sinterability of Composite Powder of the TiB2-B4C System, H. Itoh, Y. Tsunekawa, S. Tago, and H. Iwahara, Journal of Alloys and Compounds, Vol. 191, pp. 191-195 (1993), published by Elsevier Science S.A.."
            }
        ], 
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            "Titanium diboride composite"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xB4C", 
        "properties": [
            {
                "scalars": [
                    {
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                ], 
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            }, 
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                "scalars": [
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            {
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                ], 
                "units": "$^{\\circ}$C", 
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                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
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                        ], 
                        "name": "Mole Fraction of B4C"
                    }
                ], 
                "name": "Melting Point Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Hot Pressing"
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        ], 
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            {
                "citation": "Synthesis and Sinterability of Composite Powder of the TiB2-B4C System, H. Itoh, Y. Tsunekawa, S. Tago, and H. Iwahara, Journal of Alloys and Compounds, Vol. 191, pp. 191-195 (1993), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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                    {
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                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "4.6"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "g cm$^{-3}$", 
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                            {
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                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mole Fraction of B4C"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Synthesis and Sinterability of Composite Powder of the TiB2-B4C System, H. Itoh, Y. Tsunekawa, S. Tago, and H. Iwahara, Journal of Alloys and Compounds, Vol. 191, pp. 191-195 (1993), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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                "scalars": [
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                    {
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                                "value": "100"
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                        "name": "Mole Fraction of B4C"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Synthesis and Sinterability of Composite Powder of the TiB2-B4C System, H. Itoh, Y. Tsunekawa, S. Tago, and H. Iwahara, Journal of Alloys and Compounds, Vol. 191, pp. 191-195 (1993), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
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                    }
                ], 
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            }, 
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            {
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                    {
                        "units": "%", 
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                    }
                ], 
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            }
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    }, 
    {
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            {
                "citation": "Synthesis and Sinterability of Composite Powder of the TiB2-B4C System, H. Itoh, Y. Tsunekawa, S. Tago, and H. Iwahara, Journal of Alloys and Compounds, Vol. 191, pp. 191-195 (1993), published by Elsevier Science S.A.."
            }
        ], 
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        ], 
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            {
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            }
        ], 
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                "scalars": [
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                            {
                                "value": "100"
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                        "name": "Mole Fraction of B4C"
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                ], 
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            {
                "citation": "Synthesis and Sinterability of Composite Powder of the TiB2-B4C System, H. Itoh, Y. Tsunekawa, S. Tago, and H. Iwahara, Journal of Alloys and Compounds, Vol. 191, pp. 191-195 (1993), published by Elsevier Science S.A.."
            }
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            {
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            }
        ], 
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                ], 
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            }, 
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            }, 
            {
                "scalars": [
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                        "value": "4.5"
                    }
                ], 
                "units": "x10$^{-6}$", 
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                    {
                        "units": "%", 
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                            {
                                "value": "100"
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                        ], 
                        "name": "Mole Fraction of B4C"
                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
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            }
        ], 
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            {
                "citation": "High-Temperature Heat Contents of TiC and ZrC, L.S. Levinson, Journal of Chemical Physics, Vol. 42 8, pp. 2891-2892 (1965), published by American Institute of Physics."
            }
        ], 
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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                "scalars": [
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                ], 
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            }, 
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                ], 
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            {
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                ], 
                "units": "$\\AA$", 
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                    {
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                            {
                                "value": "a"
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                        ], 
                        "name": "Axis"
                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Heat Contents of TiC and ZrC, L.S. Levinson, Journal of Chemical Physics, Vol. 42 8, pp. 2891-2892 (1965), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Titanium carbide"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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        "properties": [
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                "scalars": [
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                        "value": "Ti-C"
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                ], 
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            }, 
            {
                "scalars": [
                    {
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                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "883"
                    }, 
                    {
                        "value": "904"
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                    {
                        "value": "916"
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                    {
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                    }, 
                    {
                        "value": "950"
                    }, 
                    {
                        "value": "958"
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                    {
                        "value": "962"
                    }, 
                    {
                        "value": "979"
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                    {
                        "value": "992"
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                    {
                        "value": "1004"
                    }, 
                    {
                        "value": "1021"
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                    {
                        "value": "1038"
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                    {
                        "value": "1050"
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                    {
                        "value": "1067"
                    }, 
                    {
                        "value": "1079"
                    }, 
                    {
                        "value": "1096"
                    }, 
                    {
                        "value": "1105"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
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                            {
                                "value": "1274"
                            }, 
                            {
                                "value": "1389"
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
                                "value": "2473"
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                            {
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                            {
                                "value": "2674"
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                            {
                                "value": "2722"
                            }
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            }
        ]
    }, 
    {
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            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "High-Temperature Heat Contents of TiC and ZrC, L.S. Levinson, Journal of Chemical Physics, Vol. 42 8, pp. 2891-2892 (1965), published by American Institute of Physics."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                                "value": "a"
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                        ], 
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                    }
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                "name": "Hot Pressing"
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        ], 
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            {
                "citation": "High-Temperature Heat Contents of TiC and ZrC, L.S. Levinson, Journal of Chemical Physics, Vol. 42 8, pp. 2891-2892 (1965), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Zirconium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "490"
                    }, 
                    {
                        "value": "502"
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                    {
                        "value": "510"
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                    {
                        "value": "519"
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                    {
                        "value": "527"
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                    {
                        "value": "540"
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                    {
                        "value": "548"
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                    {
                        "value": "565"
                    }, 
                    {
                        "value": "577"
                    }, 
                    {
                        "value": "586"
                    }, 
                    {
                        "value": "594"
                    }, 
                    {
                        "value": "602"
                    }, 
                    {
                        "value": "615"
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                    {
                        "value": "623"
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                    {
                        "value": "632"
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                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
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                            {
                                "value": "1275"
                            }, 
                            {
                                "value": "1383"
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                            {
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                            {
                                "value": "1601"
                            }, 
                            {
                                "value": "1692"
                            }, 
                            {
                                "value": "1794"
                            }, 
                            {
                                "value": "1892"
                            }, 
                            {
                                "value": "2089"
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                            {
                                "value": "2191"
                            }, 
                            {
                                "value": "2282"
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                            {
                                "value": "2384"
                            }, 
                            {
                                "value": "2493"
                            }, 
                            {
                                "value": "2591"
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                            {
                                "value": "2686"
                            }, 
                            {
                                "value": "2788"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Debye-Waller Factors and Elastic Constants for Beryllium Oxide at Temperatures Between 10 K and 720 K (II), N.N. Sirota, A.M. Kuzmina, and N.W. Orlova, Crystal Research and Technology, Vol. 27 5, pp. 711-716 (1992), published by Wiley-VCH."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
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                                "value": "10"
                            }, 
                            {
                                "value": "80"
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                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
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                            {
                                "value": "400"
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                            {
                                "value": "500"
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                            {
                                "value": "720"
                            }, 
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                                "value": "10"
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                                "value": "80"
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                            }, 
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                            {
                                "value": "400"
                            }, 
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                                "value": "500"
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                                "value": "720"
                            }, 
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                                "value": "10"
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                                "value": "300"
                            }, 
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                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "720"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "720"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "720"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "720"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "matrices": [
                    [
                        [
                            {
                                "value": "395.5"
                            }, 
                            {
                                "value": "98.6"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "98.6"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "459.2"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "140.3"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "148.5"
                            }
                        ]
                    ]
                ], 
                "name": "Elasticity Tensor"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Electrophysical Properties of Polycrystallic Boron Carbide, P. S. Kisly, B. L. Grabchuk, and L. S. Golubyak, Electronnaya Tecknika, Ser. Materiali (Electronic Tecknic) 8, pp. 67-72 (1977)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Plate"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "Si"
                    }, 
                    {
                        "value": "Fe"
                    }, 
                    {
                        "value": "B2O3"
                    }, 
                    {
                        "value": "Al"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.12"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.01"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Electrophysical Properties of Polycrystallic Boron Carbide, P. S. Kisly, B. L. Grabchuk, and L. S. Golubyak, Electronnaya Tecknika, Ser. Materiali (Electronic Tecknic) 8, pp. 67-72 (1977)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Plate"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.25"
                    }, 
                    {
                        "value": "0.55"
                    }, 
                    {
                        "value": "0.00"
                    }, 
                    {
                        "value": "-1.35"
                    }, 
                    {
                        "value": "-1.65"
                    }, 
                    {
                        "value": "-1.70"
                    }, 
                    {
                        "value": "-1.88"
                    }, 
                    {
                        "value": "-2.00"
                    }, 
                    {
                        "value": "-2.90"
                    }
                ], 
                "units": "Log10{$\\Omega$$\\cdot$cm}", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "133"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "1429"
                            }, 
                            {
                                "value": "1667"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2222"
                            }, 
                            {
                                "value": "2500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Electrical Resistivity Log"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Electrophysical Properties of Polycrystallic Boron Carbide, P. S. Kisly, B. L. Grabchuk, and L. S. Golubyak, Electronnaya Tecknika, Ser. Materiali (Electronic Tecknic) 8, pp. 67-72 (1977)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Plate"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "Si"
                    }, 
                    {
                        "value": "B2O3"
                    }, 
                    {
                        "value": "Fe"
                    }, 
                    {
                        "value": "Al"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.01"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Electrophysical Properties of Polycrystallic Boron Carbide, P. S. Kisly, B. L. Grabchuk, and L. S. Golubyak, Electronnaya Tecknika, Ser. Materiali (Electronic Tecknic) 8, pp. 67-72 (1977)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Plate"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "-1.0"
                    }, 
                    {
                        "value": "-1.0"
                    }, 
                    {
                        "value": "-1.0"
                    }, 
                    {
                        "value": "-1.5"
                    }, 
                    {
                        "value": "-2.0"
                    }, 
                    {
                        "value": "-2.0"
                    }, 
                    {
                        "value": "-2.0"
                    }, 
                    {
                        "value": "-2.4"
                    }, 
                    {
                        "value": "-3.0"
                    }
                ], 
                "units": "Log10{$\\Omega$$\\cdot$cm}", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "133"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "1429"
                            }, 
                            {
                                "value": "1667"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2222"
                            }, 
                            {
                                "value": "2500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Electrical Resistivity Log"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Electrophysical Properties of Polycrystallic Boron Carbide, P. S. Kisly, B. L. Grabchuk, and L. S. Golubyak, Electronnaya Tecknika, Ser. Materiali (Electronic Tecknic) 8, pp. 67-72 (1977)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Plate"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.40"
                    }, 
                    {
                        "value": "0.25"
                    }, 
                    {
                        "value": "-0.25"
                    }, 
                    {
                        "value": "-1.40"
                    }, 
                    {
                        "value": "-1.75"
                    }, 
                    {
                        "value": "-1.75"
                    }, 
                    {
                        "value": "-1.90"
                    }, 
                    {
                        "value": "-2.35"
                    }, 
                    {
                        "value": "-3.00"
                    }
                ], 
                "units": "Log10{$\\Omega$$\\cdot$cm}", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "133"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "1429"
                            }, 
                            {
                                "value": "1667"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2222"
                            }, 
                            {
                                "value": "2500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Electrical Resistivity Log"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Test Metodology for Tubular Components, J.C. Conway, J.J. Mecholsky, and S.M. Wiederhorn, Projects Within the Center for Advanced Materials, pp. 201-276 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tube"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "24", 
                        "value": "265"
                    }, 
                    {
                        "uncertainty": "28", 
                        "value": "277"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "305"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "321"
                    }, 
                    {
                        "uncertainty": "24", 
                        "value": "325"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "O-ring"
                            }
                        ], 
                        "name": "Test Type"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Test Metodology for Tubular Components, J.C. Conway, J.J. Mecholsky, and S.M. Wiederhorn, Projects Within the Center for Advanced Materials, pp. 201-276 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tube"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "7.6"
                    }, 
                    {
                        "value": "7.3"
                    }, 
                    {
                        "value": "7.2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "O-ring"
                            }
                        ], 
                        "name": "Test Type"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Test Metodology for Tubular Components, J.C. Conway, J.J. Mecholsky, and S.M. Wiederhorn, Projects Within the Center for Advanced Materials, pp. 201-276 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tube"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "16", 
                        "value": "294"
                    }, 
                    {
                        "value": "302"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "uncertainty": "10", 
                        "value": "241"
                    }, 
                    {
                        "uncertainty": "14", 
                        "value": "261"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "268"
                    }, 
                    {
                        "uncertainty": "14", 
                        "value": "290"
                    }, 
                    {
                        "uncertainty": "14", 
                        "value": "290"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "O-ring"
                            }, 
                            {
                                "value": "O-ring"
                            }, 
                            {
                                "value": "O-ring"
                            }, 
                            {
                                "value": "O-ring"
                            }, 
                            {
                                "value": "C-ring"
                            }, 
                            {
                                "value": "C-ring"
                            }, 
                            {
                                "value": "C-ring"
                            }, 
                            {
                                "value": "C-ring"
                            }, 
                            {
                                "value": "C-ring"
                            }
                        ], 
                        "name": "Test Type"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Test Metodology for Tubular Components, J.C. Conway, J.J. Mecholsky, and S.M. Wiederhorn, Projects Within the Center for Advanced Materials, pp. 201-276 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Tube"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "12.5"
                    }, 
                    {
                        "value": "13.3"
                    }, 
                    {
                        "value": "10.3"
                    }, 
                    {
                        "value": "12.6"
                    }, 
                    {
                        "value": "15.2"
                    }, 
                    {
                        "value": "10.1"
                    }, 
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "12.9"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "O-ring"
                            }, 
                            {
                                "value": "O-ring"
                            }, 
                            {
                                "value": "O-ring"
                            }, 
                            {
                                "value": "O-ring"
                            }, 
                            {
                                "value": "C-ring"
                            }, 
                            {
                                "value": "C-ring"
                            }, 
                            {
                                "value": "C-ring"
                            }, 
                            {
                                "value": "C-ring"
                            }
                        ], 
                        "name": "Test Type"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Improvements in Mechanical Properties of TiB2 by the Dis persion of B4C Particles, E.S. Kang and C.H. Kim, Journal of Materials Science, Vol. 25, pp. 580-584 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Titanium diboride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xB4C.yFe", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "TiB2"
                    }, 
                    {
                        "value": "B4C"
                    }, 
                    {
                        "value": "Fe"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99-x"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Volume Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Improvements in Mechanical Properties of TiB2 by the Dis persion of B4C Particles, E.S. Kang and C.H. Kim, Journal of Materials Science, Vol. 25, pp. 580-584 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Titanium diboride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xB4C.yFe", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Fe"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Sintering Aid Volume Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Improvements in Mechanical Properties of TiB2 by the Dis persion of B4C Particles, E.S. Kang and C.H. Kim, Journal of Materials Science, Vol. 25, pp. 580-584 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Titanium diboride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xB4C.yFe", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "O"
                    }, 
                    {
                        "value": "C"
                    }, 
                    {
                        "value": "N"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.46"
                            }, 
                            {
                                "value": "0.43"
                            }, 
                            {
                                "value": "0.38"
                            }
                        ], 
                        "name": "Mass Fraction of Impurity"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Improvements in Mechanical Properties of TiB2 by the Dis persion of B4C Particles, E.S. Kang and C.H. Kim, Journal of Materials Science, Vol. 25, pp. 580-584 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Titanium diboride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xB4C.yFe", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "50", 
                        "value": "520"
                    }, 
                    {
                        "uncertainty": "40", 
                        "value": "700"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "660"
                    }, 
                    {
                        "uncertainty": "10", 
                        "value": "600"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of B4C"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Improvements in Mechanical Properties of TiB2 by the Dis persion of B4C Particles, E.S. Kang and C.H. Kim, Journal of Materials Science, Vol. 25, pp. 580-584 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Titanium diboride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xB4C.yFe", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "6.8"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "7.4"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "7.7"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "7.3"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of B4C"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Improvements in Mechanical Properties of TiB2 by the Dis persion of B4C Particles, E.S. Kang and C.H. Kim, Journal of Materials Science, Vol. 25, pp. 580-584 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Titanium diboride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xB4C.yFe", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.38"
                    }, 
                    {
                        "value": "4.88"
                    }, 
                    {
                        "value": "4.42"
                    }, 
                    {
                        "value": "4.28"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "2.97"
                            }, 
                            {
                                "value": "4.12"
                            }, 
                            {
                                "value": "4.54"
                            }
                        ], 
                        "name": "B4CGrain Size"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "99.5"
                            }, 
                            {
                                "value": "99.5"
                            }, 
                            {
                                "value": "97.5"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of B4C"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Densification and Thermal Conductivity of AlN Doped with Y2O3, CaO, and Li2O, K. Watari, M.C. Valecillos, M.E. Brito, M. Toriyama, and S. Kanzaki, Journal of the American Ceramic Society, Vol. 79 12, pp. 3103-3108 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.99"
                    }, 
                    {
                        "value": "2.25"
                    }, 
                    {
                        "value": "2.33"
                    }, 
                    {
                        "value": "2.54"
                    }, 
                    {
                        "value": "2.71"
                    }, 
                    {
                        "value": "2.92"
                    }, 
                    {
                        "value": "2.61"
                    }, 
                    {
                        "value": "2.87"
                    }, 
                    {
                        "value": "3.09"
                    }, 
                    {
                        "value": "3.30"
                    }, 
                    {
                        "value": "3.30"
                    }, 
                    {
                        "value": "3.31"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1.34"
                            }, 
                            {
                                "value": "1.34"
                            }, 
                            {
                                "value": "1.34"
                            }, 
                            {
                                "value": "1.34"
                            }, 
                            {
                                "value": "1.34"
                            }, 
                            {
                                "value": "1.34"
                            }, 
                            {
                                "value": "1.33"
                            }, 
                            {
                                "value": "1.33"
                            }, 
                            {
                                "value": "1.33"
                            }, 
                            {
                                "value": "1.33"
                            }, 
                            {
                                "value": "1.33"
                            }, 
                            {
                                "value": "1.33"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.03"
                            }, 
                            {
                                "value": "2.03"
                            }, 
                            {
                                "value": "2.03"
                            }, 
                            {
                                "value": "2.03"
                            }, 
                            {
                                "value": "2.03"
                            }, 
                            {
                                "value": "2.03"
                            }, 
                            {
                                "value": "2.01"
                            }, 
                            {
                                "value": "2.01"
                            }, 
                            {
                                "value": "2.01"
                            }, 
                            {
                                "value": "2.01"
                            }, 
                            {
                                "value": "2.01"
                            }, 
                            {
                                "value": "2.01"
                            }
                        ], 
                        "name": "Mole Fraction of CaO"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "1.00"
                            }, 
                            {
                                "value": "1.00"
                            }, 
                            {
                                "value": "1.00"
                            }, 
                            {
                                "value": "1.00"
                            }, 
                            {
                                "value": "1.00"
                            }, 
                            {
                                "value": "1.00"
                            }
                        ], 
                        "name": "Mole Fraction of Li2O"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6"
                            }
                        ], 
                        "name": "Sintering Time"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Densification and Thermal Conductivity of AlN Doped with Y2O3, CaO, and Li2O, K. Watari, M.C. Valecillos, M.E. Brito, M. Toriyama, and S. Kanzaki, Journal of the American Ceramic Society, Vol. 79 12, pp. 3103-3108 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "70"
                    }, 
                    {
                        "value": "85"
                    }, 
                    {
                        "value": "99"
                    }, 
                    {
                        "value": "105"
                    }, 
                    {
                        "value": "119"
                    }, 
                    {
                        "value": "133"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1.34"
                            }, 
                            {
                                "value": "1.34"
                            }, 
                            {
                                "value": "1.34"
                            }, 
                            {
                                "value": "1.33"
                            }, 
                            {
                                "value": "1.33"
                            }, 
                            {
                                "value": "1.33"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.03"
                            }, 
                            {
                                "value": "2.03"
                            }, 
                            {
                                "value": "2.03"
                            }, 
                            {
                                "value": "2.01"
                            }, 
                            {
                                "value": "2.01"
                            }, 
                            {
                                "value": "2.01"
                            }
                        ], 
                        "name": "Mole Fraction of CaO"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "1.00"
                            }, 
                            {
                                "value": "1.00"
                            }, 
                            {
                                "value": "1.00"
                            }
                        ], 
                        "name": "Mole Fraction of Li2O"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "2.33"
                            }, 
                            {
                                "value": "2.71"
                            }, 
                            {
                                "value": "2.92"
                            }, 
                            {
                                "value": "3.09"
                            }, 
                            {
                                "value": "3.30"
                            }, 
                            {
                                "value": "3.31"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "254"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
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            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
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            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.60"
                    }, 
                    {
                        "value": "12.10"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
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                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
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            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.51"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "445"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "375"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "240"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "25"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "1100"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
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            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "36"
                    }
                ], 
                "units": "GPa", 
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Vickers"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2450"
                    }
                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Melting Point Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
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            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
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            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.19"
                    }
                ], 
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                    {
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                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
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            {
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                    {
                        "value": "B-C"
                    }
                ], 
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            }, 
            {
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                    {
                        "value": "Polycrystalline"
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                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "186"
                    }
                ], 
                "units": "GPa", 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
                        ], 
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                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
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                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
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        ], 
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            }
        ], 
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                        "value": "B-C"
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                ], 
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            {
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                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                    {
                        "value": "8.6"
                    }
                ], 
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                                "value": "23"
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                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Shear"
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                "name": "Sound Velocity"
            }
        ]
    }, 
    {
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
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        ], 
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            }
        ], 
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                    }
                ], 
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            }, 
            {
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            }, 
            {
                "scalars": [
                    {
                        "value": "945"
                    }
                ], 
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                            {
                                "value": "23"
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                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                        "value": "B-C"
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                ], 
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            {
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            {
                "scalars": [
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                        "value": "155"
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                ], 
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                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "980"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
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        ], 
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            }
        ], 
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                    {
                        "value": "B-C"
                    }
                ], 
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            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
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            }, 
            {
                "scalars": [
                    {
                        "value": "28"
                    }, 
                    {
                        "value": "83"
                    }, 
                    {
                        "value": "16"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
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                            {
                                "value": "25"
                            }, 
                            {
                                "value": "425"
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                            {
                                "value": "975"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
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        ], 
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            }
        ], 
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                    {
                        "value": "B-C"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.78"
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                    {
                        "value": "5.54"
                    }, 
                    {
                        "value": "6.02"
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                    {
                        "value": "6.53"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "minimum": "23", 
                                "maximum": "500"
                            }, 
                            {
                                "minimum": "23", 
                                "maximum": "1000"
                            }, 
                            {
                                "minimum": "23", 
                                "maximum": "1500"
                            }, 
                            {
                                "minimum": "23", 
                                "maximum": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
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            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
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            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.6"
                    }
                ], 
                "units": "GPa", 
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                    {
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                            {
                                "value": "23"
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                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "sintered"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
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        ], 
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            }
        ], 
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                ], 
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "4.358"
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                    {
                        "value": "3.0763"
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                    {
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                    {
                        "value": "3.0806"
                    }, 
                    {
                        "value": "15.1173"
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                    {
                        "value": "3.082"
                    }, 
                    {
                        "value": "60.49"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
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                                "value": "3C"
                            }, 
                            {
                                "value": "2H"
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                            {
                                "value": "2H"
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                            {
                                "value": "6H"
                            }, 
                            {
                                "value": "6H"
                            }, 
                            {
                                "value": "15R"
                            }, 
                            {
                                "value": "15R"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
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                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
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        ], 
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            }
        ], 
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                    {
                        "value": "Si-C"
                    }
                ], 
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            }, 
            {
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                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.19"
                    }, 
                    {
                        "value": "3.10"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "CVD"
                            }, 
                            {
                                "value": "sintered"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                    {
                        "value": "Si-C"
                    }
                ], 
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            }, 
            {
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                    }
                ], 
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            }, 
            {
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                        "value": "455"
                    }, 
                    {
                        "value": "430"
                    }, 
                    {
                        "value": "410"
                    }, 
                    {
                        "value": "390"
                    }
                ], 
                "units": "GPa", 
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                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "CVD"
                            }, 
                            {
                                "value": "Hot pressed"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Reaction Bonded"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "150", 
                        "value": "700"
                    }, 
                    {
                        "uncertainty": "100", 
                        "value": "360"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Hot pressed"
                            }, 
                            {
                                "value": "CVD"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.60"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.14"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "sintered"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "162"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Reaction Bonded"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "670"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Sintered"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "125.6"
                    }, 
                    {
                        "value": "102.6"
                    }, 
                    {
                        "value": "77.5"
                    }, 
                    {
                        "value": "78"
                    }, 
                    {
                        "value": "36"
                    }, 
                    {
                        "value": "13.7"
                    }, 
                    {
                        "value": "9.95"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Hot pressed"
                            }, 
                            {
                                "value": "Hot pressed"
                            }, 
                            {
                                "value": "CVD"
                            }, 
                            {
                                "value": "CVD"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.78"
                    }, 
                    {
                        "value": "4.02"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "minimum": "23", 
                                "maximum": "1250"
                            }, 
                            {
                                "minimum": "23", 
                                "maximum": "700"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "CVD"
                            }, 
                            {
                                "value": "Sintered"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "WC.xCo", 
        "properties": [
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                "scalars": [
                    {
                        "value": "W-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.86"
                    }, 
                    {
                        "value": "5.93"
                    }, 
                    {
                        "value": "5.17"
                    }, 
                    {
                        "value": "4.07"
                    }, 
                    {
                        "value": "3.10"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "97WC-3Co"
                            }, 
                            {
                                "value": "94WC-6Co"
                            }, 
                            {
                                "value": "90WC-10Co"
                            }, 
                            {
                                "value": "84WC-16Co"
                            }, 
                            {
                                "value": "75WC-25Co"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                    {
                        "value": "W-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.9063"
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                    {
                        "value": "3.00"
                    }, 
                    {
                        "value": "4.730"
                    }
                ], 
                "units": "$\\AA$", 
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                            {
                                "value": "WC"
                            }, 
                            {
                                "value": "W2C"
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                            {
                                "value": "W2C"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                    {
                        "value": "W-C"
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                ], 
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            {
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                ], 
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            }, 
            {
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                    {
                        "value": "15.0"
                    }, 
                    {
                        "value": "14.6"
                    }, 
                    {
                        "value": "13.9"
                    }, 
                    {
                        "value": "13.0"
                    }
                ], 
                "units": "g cm$^{-3}$", 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "97WC-3Co"
                            }, 
                            {
                                "value": "94WC-6Co"
                            }, 
                            {
                                "value": "90WC-10Co"
                            }, 
                            {
                                "value": "84WC-16Co"
                            }, 
                            {
                                "value": "75WC-25Co"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
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        ], 
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            }
        ], 
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                        "value": "W-C"
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                ], 
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            }, 
            {
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                        "value": "Polycrystalline"
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                ], 
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            {
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                        "value": "641"
                    }, 
                    {
                        "value": "614"
                    }, 
                    {
                        "value": "620"
                    }, 
                    {
                        "value": "524"
                    }, 
                    {
                        "value": "483"
                    }
                ], 
                "units": "GPa", 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "97WC-3Co"
                            }, 
                            {
                                "value": "94WC-6Co"
                            }, 
                            {
                                "value": "90WC-10Co"
                            }, 
                            {
                                "value": "84WC-16Co"
                            }, 
                            {
                                "value": "75WC-25Co"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
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                    {
                        "value": "W-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "121"
                    }, 
                    {
                        "value": "71"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
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                    {
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                            {
                                "value": "23"
                            }
                        ], 
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                    }, 
                    {
                        "scalars": [
                            {
                                "value": "97WC-3Co"
                            }, 
                            {
                                "value": "75WC-25Co"
                            }
                        ], 
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                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "WC.xCo", 
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                    {
                        "value": "W-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "5.9"
                    }, 
                    {
                        "value": "6.3"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "23", 
                                "maximum": "200"
                            }, 
                            {
                                "minimum": "23", 
                                "maximum": "200"
                            }, 
                            {
                                "minimum": "23", 
                                "maximum": "1000"
                            }, 
                            {
                                "minimum": "23", 
                                "maximum": "200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "97WC-3Co"
                            }, 
                            {
                                "value": "94WC-6Co"
                            }, 
                            {
                                "value": "94WC-6Co"
                            }, 
                            {
                                "value": "75WC-25Co"
                            }
                        ], 
                        "name": "Type"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Titanium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiC", 
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            {
                "scalars": [
                    {
                        "value": "Ti-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
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                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.94"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Titanium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "451"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Titanium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "29"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Titanium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3100"
                    }
                ], 
                "units": "$^{\\circ}$C", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Melting Point Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Carbides, P.T.B. Shaffer, Engineered Materials Handbook, Vol. 4, pp. 804-811 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Titanium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.7"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering of Y2O3-CeO2-Doped Sialons, E. Soderlund and T. Ekstrom, Journal of Materials Science, Vol. 25, pp. 4815-4821 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x.yCeO2.zY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.004", 
                        "value": "7.802"
                    }, 
                    {
                        "uncertainty": "0.004", 
                        "value": "5.683"
                    }, 
                    {
                        "uncertainty": "0.004", 
                        "value": "7.603"
                    }, 
                    {
                        "uncertainty": "0.004", 
                        "value": "2.907"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering of Y2O3-CeO2-Doped Sialons, E. Soderlund and T. Ekstrom, Journal of Materials Science, Vol. 25, pp. 4815-4821 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x.yCeO2.zY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.24"
                    }, 
                    {
                        "value": "3.25"
                    }, 
                    {
                        "value": "3.26"
                    }, 
                    {
                        "value": "3.27"
                    }, 
                    {
                        "value": "3.25"
                    }, 
                    {
                        "value": "3.25"
                    }, 
                    {
                        "value": "3.25"
                    }, 
                    {
                        "value": "3.24"
                    }, 
                    {
                        "value": "3.22"
                    }, 
                    {
                        "value": "3.18"
                    }, 
                    {
                        "value": "3.25"
                    }, 
                    {
                        "value": "3.24"
                    }, 
                    {
                        "value": "3.21"
                    }, 
                    {
                        "value": "3.18"
                    }, 
                    {
                        "value": "3.14"
                    }, 
                    {
                        "value": "3.24"
                    }, 
                    {
                        "value": "3.26"
                    }, 
                    {
                        "value": "3.28"
                    }, 
                    {
                        "value": "3.30"
                    }, 
                    {
                        "value": "3.30"
                    }, 
                    {
                        "value": "3.24"
                    }, 
                    {
                        "value": "3.21"
                    }, 
                    {
                        "value": "3.16"
                    }, 
                    {
                        "value": "3.12"
                    }, 
                    {
                        "value": "3.00"
                    }, 
                    {
                        "value": "3.25"
                    }, 
                    {
                        "value": "3.27"
                    }, 
                    {
                        "value": "3.28"
                    }, 
                    {
                        "value": "3.30"
                    }, 
                    {
                        "value": "3.31"
                    }, 
                    {
                        "value": "3.25"
                    }, 
                    {
                        "value": "3.27"
                    }, 
                    {
                        "value": "3.29"
                    }, 
                    {
                        "value": "3.29"
                    }, 
                    {
                        "value": "3.31"
                    }, 
                    {
                        "value": "3.25"
                    }, 
                    {
                        "value": "3.27"
                    }, 
                    {
                        "value": "3.28"
                    }, 
                    {
                        "value": "3.29"
                    }, 
                    {
                        "value": "3.29"
                    }, 
                    {
                        "value": "3.25"
                    }, 
                    {
                        "value": "3.26"
                    }, 
                    {
                        "value": "3.28"
                    }, 
                    {
                        "value": "3.29"
                    }, 
                    {
                        "value": "3.30"
                    }, 
                    {
                        "value": "3.24"
                    }, 
                    {
                        "value": "3.26"
                    }, 
                    {
                        "value": "3.28"
                    }, 
                    {
                        "value": "3.28"
                    }, 
                    {
                        "value": "3.19"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.22"
                            }, 
                            {
                                "value": "0.12"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.39"
                            }, 
                            {
                                "value": "0.28"
                            }, 
                            {
                                "value": "0.16"
                            }, 
                            {
                                "value": "0.03"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.33"
                            }, 
                            {
                                "value": "0.17"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.22"
                            }, 
                            {
                                "value": "0.12"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.39"
                            }, 
                            {
                                "value": "0.28"
                            }, 
                            {
                                "value": "0.16"
                            }, 
                            {
                                "value": "0.03"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.33"
                            }, 
                            {
                                "value": "0.17"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Sialon Ratio $\\alpha$/($\\alpha$+$\\beta$)"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }
                        ], 
                        "name": "Y2O3/CeO2Ratio"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Sample Number"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering of Y2O3-CeO2-Doped Sialons, E. Soderlund and T. Ekstrom, Journal of Materials Science, Vol. 25, pp. 4815-4821 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x.yCeO2.zY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "5.7"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "5.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.22"
                            }, 
                            {
                                "value": "0.12"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.39"
                            }, 
                            {
                                "value": "0.28"
                            }, 
                            {
                                "value": "0.16"
                            }, 
                            {
                                "value": "0.03"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.33"
                            }, 
                            {
                                "value": "0.17"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Sialon Ratio $\\alpha$/($\\alpha$+$\\beta$)"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }
                        ], 
                        "name": "Y2O3/CeO2Ratio"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Sample Number"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering of Y2O3-CeO2-Doped Sialons, E. Soderlund and T. Ekstrom, Journal of Materials Science, Vol. 25, pp. 4815-4821 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x.yCeO2.zY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "13.8"
                    }, 
                    {
                        "value": "13.9"
                    }, 
                    {
                        "value": "13.7"
                    }, 
                    {
                        "value": "13.6"
                    }, 
                    {
                        "value": "13.6"
                    }, 
                    {
                        "value": "16.1"
                    }, 
                    {
                        "value": "15.0"
                    }, 
                    {
                        "value": "14.3"
                    }, 
                    {
                        "value": "13.7"
                    }, 
                    {
                        "value": "13.6"
                    }, 
                    {
                        "value": "16.9"
                    }, 
                    {
                        "value": "15.2"
                    }, 
                    {
                        "value": "14.5"
                    }, 
                    {
                        "value": "13.7"
                    }, 
                    {
                        "value": "13.3"
                    }, 
                    {
                        "value": "14.1"
                    }, 
                    {
                        "value": "14.0"
                    }, 
                    {
                        "value": "13.8"
                    }, 
                    {
                        "value": "13.9"
                    }, 
                    {
                        "value": "13.8"
                    }, 
                    {
                        "value": "17.6"
                    }, 
                    {
                        "value": "15.5"
                    }, 
                    {
                        "value": "15.0"
                    }, 
                    {
                        "value": "13.8"
                    }, 
                    {
                        "value": "12.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.22"
                            }, 
                            {
                                "value": "0.12"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.39"
                            }, 
                            {
                                "value": "0.28"
                            }, 
                            {
                                "value": "0.16"
                            }, 
                            {
                                "value": "0.03"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.58"
                            }, 
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.33"
                            }, 
                            {
                                "value": "0.17"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Sialon Ratio $\\alpha$/($\\alpha$+$\\beta$)"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "75/25"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "25/75"
                            }, 
                            {
                                "value": "0/100"
                            }
                        ], 
                        "name": "Y2O3/CeO2Ratio"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Sample Number"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Solid-State-Synthesized Strontium- and Magnesium-Doped Lanthanum Gallate, N.M. Sammes, FM. Keppeler, H. Nafe, and F. Aldinger, Journal of the American Ceramic Society, Vol. 81 12, pp. 3104-3108 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Lanthanum gallate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "La1-xSrxGa1-yMgyO3-z", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "La(Sr)-Ga(Mg)-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "6", 
                        "value": "182"
                    }, 
                    {
                        "uncertainty": "5", 
                        "value": "184"
                    }, 
                    {
                        "uncertainty": "4", 
                        "value": "180"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.20"
                            }
                        ], 
                        "name": "y of Mgy"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Solid-State-Synthesized Strontium- and Magnesium-Doped Lanthanum Gallate, N.M. Sammes, FM. Keppeler, H. Nafe, and F. Aldinger, Journal of the American Ceramic Society, Vol. 81 12, pp. 3104-3108 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Lanthanum gallate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "La1-xSrxGa1-yMgyO3-z", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "La(Sr)-Ga(Mg)-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "15", 
                        "value": "158"
                    }, 
                    {
                        "uncertainty": "17", 
                        "value": "139"
                    }, 
                    {
                        "uncertainty": "8", 
                        "value": "113"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.20"
                            }
                        ], 
                        "name": "y of Mgy"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Solid-State-Synthesized Strontium- and Magnesium-Doped Lanthanum Gallate, N.M. Sammes, FM. Keppeler, H. Nafe, and F. Aldinger, Journal of the American Ceramic Society, Vol. 81 12, pp. 3104-3108 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Lanthanum gallate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "La1-xSrxGa1-yMgyO3-z", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "La(Sr)-Ga(Mg)-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.16", 
                        "value": "1.63"
                    }, 
                    {
                        "uncertainty": "0.20", 
                        "value": "1.17"
                    }, 
                    {
                        "uncertainty": "0.28", 
                        "value": "1.21"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.20"
                            }
                        ], 
                        "name": "y of Mgy"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Solid-State-Synthesized Strontium- and Magnesium-Doped Lanthanum Gallate, N.M. Sammes, FM. Keppeler, H. Nafe, and F. Aldinger, Journal of the American Ceramic Society, Vol. 81 12, pp. 3104-3108 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Lanthanum gallate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "La1-xSrxGa1-yMgyO3-z", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "La(Sr)-Ga(Mg)-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.7", 
                        "value": "9.4"
                    }, 
                    {
                        "uncertainty": "0.9", 
                        "value": "8.5"
                    }, 
                    {
                        "uncertainty": "1.0", 
                        "value": "9.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.20"
                            }
                        ], 
                        "name": "y of Mgy"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Weibull Characterization of Four Hipped/Posthipped Engineering Ceramics Between Room Temperature and 1500 \u00b0C, J. Kubler, Mechanische Charakterisierung von Hochleistungskeramik Festigkeitsunte, pp. 1-88 (1992), published by EMPA Swiss Federal Laboratories for Materials Testing and Research."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.98"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Weibull Characterization of Four Hipped/Posthipped Engineering Ceramics Between Room Temperature and 1500 \u00b0C, J. Kubler, Mechanische Charakterisierung von Hochleistungskeramik Festigkeitsunte, pp. 1-88 (1992), published by EMPA Swiss Federal Laboratories for Materials Testing and Research."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "405"
                    }, 
                    {
                        "value": "392"
                    }, 
                    {
                        "value": "375"
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                "citation": "Weibull Characterization of Four Hipped/Posthipped Engineering Ceramics Between Room Temperature and 1500 \u00b0C, J. Kubler, Mechanische Charakterisierung von Hochleistungskeramik Festigkeitsunte, pp. 1-88 (1992), published by EMPA Swiss Federal Laboratories for Materials Testing and Research."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.85"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Weibull Characterization of Four Hipped/Posthipped Engineering Ceramics Between Room Temperature and 1500 \u00b0C, J. Kubler, Mechanische Charakterisierung von Hochleistungskeramik Festigkeitsunte, pp. 1-88 (1992), published by EMPA Swiss Federal Laboratories for Materials Testing and Research."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
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                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.03", 
                        "value": "0.29"
                    }, 
                    {
                        "uncertainty": "0.03", 
                        "value": "0.23"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Weibull Characterization of Four Hipped/Posthipped Engineering Ceramics Between Room Temperature and 1500 \u00b0C, J. Kubler, Mechanische Charakterisierung von Hochleistungskeramik Festigkeitsunte, pp. 1-88 (1992), published by EMPA Swiss Federal Laboratories for Materials Testing and Research."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "123"
                    }, 
                    {
                        "value": "123"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Weibull Characterization of Four Hipped/Posthipped Engineering Ceramics Between Room Temperature and 1500 \u00b0C, J. Kubler, Mechanische Charakterisierung von Hochleistungskeramik Festigkeitsunte, pp. 1-88 (1992), published by EMPA Swiss Federal Laboratories for Materials Testing and Research."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "13.6"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Weibull Characterization of Four Hipped/Posthipped Engineering Ceramics Between Room Temperature and 1500 \u00b0C, J. Kubler, Mechanische Charakterisierung von Hochleistungskeramik Festigkeitsunte, pp. 1-88 (1992), published by EMPA Swiss Federal Laboratories for Materials Testing and Research."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "859"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Natural and Synthetic Diamonds with Differing Isotope Contents, Y.Z. Qiu, A. Witek, D.G. Onn, T.R. Anthony, and W.F. Banholzer, Thermochimica Acta, Vol. 218, pp. 257-268 (1993), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "General Electric Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "148"
                    }, 
                    {
                        "value": "174"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "217"
                    }, 
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "383"
                    }, 
                    {
                        "value": "470"
                    }, 
                    {
                        "value": "635"
                    }, 
                    {
                        "value": "653"
                    }, 
                    {
                        "value": "749"
                    }, 
                    {
                        "value": "827"
                    }, 
                    {
                        "value": "844"
                    }, 
                    {
                        "value": "853"
                    }, 
                    {
                        "value": "897"
                    }, 
                    {
                        "value": "931"
                    }, 
                    {
                        "value": "983"
                    }, 
                    {
                        "value": "1009"
                    }, 
                    {
                        "value": "1001"
                    }, 
                    {
                        "value": "992"
                    }, 
                    {
                        "value": "974"
                    }, 
                    {
                        "value": "974"
                    }, 
                    {
                        "value": "948"
                    }, 
                    {
                        "value": "922"
                    }, 
                    {
                        "value": "904"
                    }, 
                    {
                        "value": "886"
                    }, 
                    {
                        "value": "842"
                    }, 
                    {
                        "value": "833"
                    }, 
                    {
                        "value": "781"
                    }, 
                    {
                        "value": "781"
                    }, 
                    {
                        "value": "95"
                    }, 
                    {
                        "value": "104"
                    }, 
                    {
                        "value": "121"
                    }, 
                    {
                        "value": "208"
                    }, 
                    {
                        "value": "287"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "470"
                    }, 
                    {
                        "value": "487"
                    }, 
                    {
                        "value": "600"
                    }, 
                    {
                        "value": "609"
                    }, 
                    {
                        "value": "687"
                    }, 
                    {
                        "value": "713"
                    }, 
                    {
                        "value": "801"
                    }, 
                    {
                        "value": "853"
                    }, 
                    {
                        "value": "879"
                    }, 
                    {
                        "value": "870"
                    }, 
                    {
                        "value": "879"
                    }, 
                    {
                        "value": "852"
                    }, 
                    {
                        "value": "870"
                    }, 
                    {
                        "value": "843"
                    }, 
                    {
                        "value": "817"
                    }, 
                    {
                        "value": "826"
                    }, 
                    {
                        "value": "799"
                    }, 
                    {
                        "value": "782"
                    }, 
                    {
                        "value": "782"
                    }, 
                    {
                        "value": "781"
                    }, 
                    {
                        "value": "755"
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                    {
                        "value": "755"
                    }, 
                    {
                        "value": "746"
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                    {
                        "value": "737"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
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                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }
                        ], 
                        "name": "Atom Fraction of 13 C"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "87"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "116"
                            }, 
                            {
                                "value": "122"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "158"
                            }, 
                            {
                                "value": "171"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "193"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "219"
                            }, 
                            {
                                "value": "241"
                            }, 
                            {
                                "value": "261"
                            }, 
                            {
                                "value": "286"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "306"
                            }, 
                            {
                                "value": "318"
                            }, 
                            {
                                "value": "341"
                            }, 
                            {
                                "value": "360"
                            }, 
                            {
                                "value": "376"
                            }, 
                            {
                                "value": "395"
                            }, 
                            {
                                "value": "446"
                            }, 
                            {
                                "value": "475"
                            }, 
                            {
                                "value": "514"
                            }, 
                            {
                                "value": "546"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "116"
                            }, 
                            {
                                "value": "132"
                            }, 
                            {
                                "value": "151"
                            }, 
                            {
                                "value": "161"
                            }, 
                            {
                                "value": "164"
                            }, 
                            {
                                "value": "183"
                            }, 
                            {
                                "value": "187"
                            }, 
                            {
                                "value": "206"
                            }, 
                            {
                                "value": "206"
                            }, 
                            {
                                "value": "228"
                            }, 
                            {
                                "value": "251"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "289"
                            }, 
                            {
                                "value": "289"
                            }, 
                            {
                                "value": "309"
                            }, 
                            {
                                "value": "309"
                            }, 
                            {
                                "value": "331"
                            }, 
                            {
                                "value": "344"
                            }, 
                            {
                                "value": "344"
                            }, 
                            {
                                "value": "363"
                            }, 
                            {
                                "value": "382"
                            }, 
                            {
                                "value": "424"
                            }, 
                            {
                                "value": "440"
                            }, 
                            {
                                "value": "459"
                            }, 
                            {
                                "value": "478"
                            }, 
                            {
                                "value": "494"
                            }, 
                            {
                                "value": "510"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Aluminium Nitride Ceramics with High Thermal Conductivity from Gas-Phase Synthesized Powders, P. Greil, M. Kulig, D. Hotza, H. Lange, and R. Tischtau, Journal of the European Ceramic Society, Vol. 13, pp. 229-237 (1994), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xCaF2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:CaF"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "AlN"
                    }, 
                    {
                        "value": "CaF2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "x"
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                        "name": "Amount of Phase"
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                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Sintering"
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        ], 
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            {
                "citation": "Aluminium Nitride Ceramics with High Thermal Conductivity from Gas-Phase Synthesized Powders, P. Greil, M. Kulig, D. Hotza, H. Lange, and R. Tischtau, Journal of the European Ceramic Society, Vol. 13, pp. 229-237 (1994), published by Elsevier Science Limited."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xCaF2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:CaF"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
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                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "116"
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                    {
                        "value": "121"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "154"
                    }, 
                    {
                        "value": "141"
                    }, 
                    {
                        "value": "199"
                    }, 
                    {
                        "value": "222"
                    }, 
                    {
                        "value": "195"
                    }, 
                    {
                        "value": "209"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
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                            {
                                "value": "6"
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                            {
                                "value": "8"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Mass Fraction of CaF2"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "6"
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                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "16"
                            }
                        ], 
                        "name": "Annealing Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Injection Molding"
            }
        ], 
        "references": [
            {
                "citation": "Fabrication of Engineering Ceramics by Injection Moulding a Suspension with Optimum Powder Properties, Part II - Mechanical Properties and Wear Behaviour, R.E.F.Q. Nogueira, D.T. Gawne, and M.J. Edirisinghe, Journal of Materials Science, Vol. 28, pp. 4821-4828 (1993), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "45", 
                        "value": "268"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Injection Molding"
            }
        ], 
        "references": [
            {
                "citation": "Fabrication of Engineering Ceramics by Injection Moulding a Suspension with Optimum Powder Properties, Part II - Mechanical Properties and Wear Behaviour, R.E.F.Q. Nogueira, D.T. Gawne, and M.J. Edirisinghe, Journal of Materials Science, Vol. 28, pp. 4821-4828 (1993), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.3", 
                        "value": "4.1"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Injection Molding"
            }
        ], 
        "references": [
            {
                "citation": "Fabrication of Engineering Ceramics by Injection Moulding a Suspension with Optimum Powder Properties, Part II - Mechanical Properties and Wear Behaviour, R.E.F.Q. Nogueira, D.T. Gawne, and M.J. Edirisinghe, Journal of Materials Science, Vol. 28, pp. 4821-4828 (1993), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.5", 
                        "value": "15.1"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "GPa", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Injection Molding"
            }
        ], 
        "references": [
            {
                "citation": "Fabrication of Engineering Ceramics by Injection Moulding a Suspension with Optimum Powder Properties, Part II - Mechanical Properties and Wear Behaviour, R.E.F.Q. Nogueira, D.T. Gawne, and M.J. Edirisinghe, Journal of Materials Science, Vol. 28, pp. 4821-4828 (1993), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Static Fatigue and Fracture Toughness of Mullite Ceramics at 1200 \u00b0C, Y. Kubota, M. Ashizuka, and E. Ishida, Journal of the Ceramic Society of Japan, Vol. 102 9, pp. 805-809 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "xAl2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100-x"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Mass Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Static Fatigue and Fracture Toughness of Mullite Ceramics at 1200 \u00b0C, Y. Kubota, M. Ashizuka, and E. Ishida, Journal of the Ceramic Society of Japan, Vol. 102 9, pp. 805-809 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "xAl2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.0"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "4.3"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "1.7"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "71"
                            }, 
                            {
                                "value": "71"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "74"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Phase Transitions in Pervoskites Near the Tricritical Point:  An Experimental Study of KMn1-xCax F3 and SrTiO3, M.C. Gallardo, F.J. Romero, S.A. Hayward, E.K.H. Salje, and J. Del Cerro, Mineralogical Magazine, Vol. 64 6, pp. 971-982 (2000), published by The Mineralogical Society."
            }
        ], 
        "names": [
            "Strontium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SrTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Sr-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "187.7"
                    }, 
                    {
                        "value": "187.7"
                    }, 
                    {
                        "value": "188.6"
                    }, 
                    {
                        "value": "188.6"
                    }, 
                    {
                        "value": "189.6"
                    }, 
                    {
                        "value": "190.5"
                    }, 
                    {
                        "value": "190.5"
                    }, 
                    {
                        "value": "191.5"
                    }, 
                    {
                        "value": "191.5"
                    }, 
                    {
                        "value": "192.4"
                    }, 
                    {
                        "value": "193.4"
                    }, 
                    {
                        "value": "194.3"
                    }, 
                    {
                        "value": "194.3"
                    }, 
                    {
                        "value": "195.3"
                    }, 
                    {
                        "value": "196.2"
                    }, 
                    {
                        "value": "197.2"
                    }, 
                    {
                        "value": "198.1"
                    }, 
                    {
                        "value": "198.1"
                    }, 
                    {
                        "value": "199.1"
                    }, 
                    {
                        "value": "200.0"
                    }, 
                    {
                        "value": "201.0"
                    }, 
                    {
                        "value": "202.0"
                    }, 
                    {
                        "value": "202.9"
                    }, 
                    {
                        "value": "203.9"
                    }, 
                    {
                        "value": "203.8"
                    }, 
                    {
                        "value": "204.8"
                    }, 
                    {
                        "value": "205.8"
                    }, 
                    {
                        "value": "206.7"
                    }, 
                    {
                        "value": "207.7"
                    }, 
                    {
                        "value": "208.6"
                    }, 
                    {
                        "value": "209.6"
                    }, 
                    {
                        "value": "210.5"
                    }, 
                    {
                        "value": "211.5"
                    }, 
                    {
                        "value": "212.4"
                    }, 
                    {
                        "value": "213.4"
                    }, 
                    {
                        "value": "214.3"
                    }, 
                    {
                        "value": "215.3"
                    }, 
                    {
                        "value": "216.2"
                    }, 
                    {
                        "value": "217.2"
                    }, 
                    {
                        "value": "217.2"
                    }, 
                    {
                        "value": "218.1"
                    }, 
                    {
                        "value": "219.1"
                    }, 
                    {
                        "value": "220.0"
                    }, 
                    {
                        "value": "221.0"
                    }, 
                    {
                        "value": "222.9"
                    }, 
                    {
                        "value": "223.8"
                    }, 
                    {
                        "value": "224.8"
                    }, 
                    {
                        "value": "225.7"
                    }, 
                    {
                        "value": "226.7"
                    }, 
                    {
                        "value": "227.6"
                    }, 
                    {
                        "value": "228.6"
                    }, 
                    {
                        "value": "229.5"
                    }, 
                    {
                        "value": "229.5"
                    }, 
                    {
                        "value": "230.5"
                    }, 
                    {
                        "value": "231.4"
                    }, 
                    {
                        "value": "233.3"
                    }, 
                    {
                        "value": "234.3"
                    }, 
                    {
                        "value": "234.3"
                    }, 
                    {
                        "value": "235.2"
                    }, 
                    {
                        "value": "235.2"
                    }, 
                    {
                        "value": "236.2"
                    }, 
                    {
                        "value": "236.2"
                    }, 
                    {
                        "value": "236.2"
                    }, 
                    {
                        "value": "237.1"
                    }, 
                    {
                        "value": "238.1"
                    }, 
                    {
                        "value": "239.0"
                    }, 
                    {
                        "value": "239.0"
                    }, 
                    {
                        "value": "239.9"
                    }, 
                    {
                        "value": "240.9"
                    }, 
                    {
                        "value": "240.9"
                    }, 
                    {
                        "value": "241.8"
                    }, 
                    {
                        "value": "242.8"
                    }, 
                    {
                        "value": "242.8"
                    }, 
                    {
                        "value": "243.7"
                    }, 
                    {
                        "value": "244.7"
                    }, 
                    {
                        "value": "245.6"
                    }, 
                    {
                        "value": "246.6"
                    }, 
                    {
                        "value": "247.5"
                    }, 
                    {
                        "value": "248.5"
                    }, 
                    {
                        "value": "249.4"
                    }, 
                    {
                        "value": "250.4"
                    }, 
                    {
                        "value": "250.4"
                    }, 
                    {
                        "value": "251.3"
                    }, 
                    {
                        "value": "252.3"
                    }, 
                    {
                        "value": "252.3"
                    }, 
                    {
                        "value": "253.2"
                    }, 
                    {
                        "value": "254.2"
                    }, 
                    {
                        "value": "255.1"
                    }, 
                    {
                        "value": "256.1"
                    }, 
                    {
                        "value": "257.0"
                    }, 
                    {
                        "value": "258.0"
                    }, 
                    {
                        "value": "258.0"
                    }, 
                    {
                        "value": "259.9"
                    }, 
                    {
                        "value": "260.8"
                    }, 
                    {
                        "value": "260.8"
                    }, 
                    {
                        "value": "262.7"
                    }, 
                    {
                        "value": "262.7"
                    }, 
                    {
                        "value": "263.7"
                    }, 
                    {
                        "value": "264.6"
                    }, 
                    {
                        "value": "264.6"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "85.0"
                            }, 
                            {
                                "value": "85.4"
                            }, 
                            {
                                "value": "85.6"
                            }, 
                            {
                                "value": "85.9"
                            }, 
                            {
                                "value": "86.1"
                            }, 
                            {
                                "value": "86.3"
                            }, 
                            {
                                "value": "86.5"
                            }, 
                            {
                                "value": "86.7"
                            }, 
                            {
                                "value": "87.0"
                            }, 
                            {
                                "value": "87.2"
                            }, 
                            {
                                "value": "87.6"
                            }, 
                            {
                                "value": "88.0"
                            }, 
                            {
                                "value": "88.3"
                            }, 
                            {
                                "value": "88.5"
                            }, 
                            {
                                "value": "88.9"
                            }, 
                            {
                                "value": "89.1"
                            }, 
                            {
                                "value": "89.4"
                            }, 
                            {
                                "value": "89.6"
                            }, 
                            {
                                "value": "89.8"
                            }, 
                            {
                                "value": "90.4"
                            }, 
                            {
                                "value": "90.7"
                            }, 
                            {
                                "value": "90.9"
                            }, 
                            {
                                "value": "91.3"
                            }, 
                            {
                                "value": "91.6"
                            }, 
                            {
                                "value": "92.0"
                            }, 
                            {
                                "value": "92.4"
                            }, 
                            {
                                "value": "92.6"
                            }, 
                            {
                                "value": "92.9"
                            }, 
                            {
                                "value": "93.3"
                            }, 
                            {
                                "value": "93.7"
                            }, 
                            {
                                "value": "94.0"
                            }, 
                            {
                                "value": "94.6"
                            }, 
                            {
                                "value": "95.0"
                            }, 
                            {
                                "value": "95.1"
                            }, 
                            {
                                "value": "95.5"
                            }, 
                            {
                                "value": "95.9"
                            }, 
                            {
                                "value": "96.2"
                            }, 
                            {
                                "value": "96.6"
                            }, 
                            {
                                "value": "97.0"
                            }, 
                            {
                                "value": "97.3"
                            }, 
                            {
                                "value": "97.7"
                            }, 
                            {
                                "value": "97.9"
                            }, 
                            {
                                "value": "98.3"
                            }, 
                            {
                                "value": "98.8"
                            }, 
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "99.7"
                            }, 
                            {
                                "value": "100.3"
                            }, 
                            {
                                "value": "100.7"
                            }, 
                            {
                                "value": "101.0"
                            }, 
                            {
                                "value": "101.4"
                            }, 
                            {
                                "value": "101.8"
                            }, 
                            {
                                "value": "101.9"
                            }, 
                            {
                                "value": "102.3"
                            }, 
                            {
                                "value": "102.7"
                            }, 
                            {
                                "value": "103.1"
                            }, 
                            {
                                "value": "103.4"
                            }, 
                            {
                                "value": "103.8"
                            }, 
                            {
                                "value": "104.2"
                            }, 
                            {
                                "value": "104.5"
                            }, 
                            {
                                "value": "104.9"
                            }, 
                            {
                                "value": "105.1"
                            }, 
                            {
                                "value": "105.4"
                            }, 
                            {
                                "value": "105.8"
                            }, 
                            {
                                "value": "106.4"
                            }, 
                            {
                                "value": "106.7"
                            }, 
                            {
                                "value": "107.1"
                            }, 
                            {
                                "value": "107.5"
                            }, 
                            {
                                "value": "107.8"
                            }, 
                            {
                                "value": "108.2"
                            }, 
                            {
                                "value": "108.4"
                            }, 
                            {
                                "value": "108.8"
                            }, 
                            {
                                "value": "109.1"
                            }, 
                            {
                                "value": "109.5"
                            }, 
                            {
                                "value": "109.9"
                            }, 
                            {
                                "value": "110.2"
                            }, 
                            {
                                "value": "110.6"
                            }, 
                            {
                                "value": "111.1"
                            }, 
                            {
                                "value": "111.3"
                            }, 
                            {
                                "value": "111.9"
                            }, 
                            {
                                "value": "112.2"
                            }, 
                            {
                                "value": "112.6"
                            }, 
                            {
                                "value": "113.0"
                            }, 
                            {
                                "value": "113.4"
                            }, 
                            {
                                "value": "113.7"
                            }, 
                            {
                                "value": "114.1"
                            }, 
                            {
                                "value": "114.5"
                            }, 
                            {
                                "value": "114.8"
                            }, 
                            {
                                "value": "115.4"
                            }, 
                            {
                                "value": "115.7"
                            }, 
                            {
                                "value": "116.1"
                            }, 
                            {
                                "value": "116.5"
                            }, 
                            {
                                "value": "116.8"
                            }, 
                            {
                                "value": "117.2"
                            }, 
                            {
                                "value": "117.6"
                            }, 
                            {
                                "value": "117.9"
                            }, 
                            {
                                "value": "118.5"
                            }, 
                            {
                                "value": "118.9"
                            }, 
                            {
                                "value": "119.2"
                            }, 
                            {
                                "value": "119.4"
                            }, 
                            {
                                "value": "120.0"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Constants of Erbia Single Crystals, A.A. Sharif, F. Chu, A. Mirsa, T. E. Mitchell, and J.J. Petrovic, Journal of the American Ceramic Society, Vol. 83 9, pp. 2246-2250 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Erbia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Er2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Er-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "183.6"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Constants of Erbia Single Crystals, A.A. Sharif, F. Chu, A. Mirsa, T. E. Mitchell, and J.J. Petrovic, Journal of the American Ceramic Society, Vol. 83 9, pp. 2246-2250 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Erbia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Er2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Er-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "177.4"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Constants of Erbia Single Crystals, A.A. Sharif, F. Chu, A. Mirsa, T. E. Mitchell, and J.J. Petrovic, Journal of the American Ceramic Society, Vol. 83 9, pp. 2246-2250 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Erbia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Er2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Er-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "matrices": [
                    [
                        [
                            {
                                "value": "256.4"
                            }, 
                            {
                                "value": "146.8"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "146.8"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "75.2"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ]
                    ]
                ], 
                "name": "Elasticity Tensor"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Constants of Erbia Single Crystals, A.A. Sharif, F. Chu, A. Mirsa, T. E. Mitchell, and J.J. Petrovic, Journal of the American Ceramic Society, Vol. 83 9, pp. 2246-2250 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Erbia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Er2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Er-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.338"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Constants of Erbia Single Crystals, A.A. Sharif, F. Chu, A. Mirsa, T. E. Mitchell, and J.J. Petrovic, Journal of the American Ceramic Society, Vol. 83 9, pp. 2246-2250 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Erbia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Er2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Er-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "66.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Exponential Temperature Dependence of Youngs Modulus for Several Oxides, J.B. Wachtman, Jr., W.E. Tefft, D.G. Lam, Jr., and C.S. Apstein, Physical Review, Vol. 122 6, pp. 1754-1759 (1961), published by American Physical Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Linde Compay"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "463"
                    }, 
                    {
                        "value": "462"
                    }, 
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "457"
                    }, 
                    {
                        "value": "454"
                    }, 
                    {
                        "value": "450"
                    }, 
                    {
                        "value": "446"
                    }, 
                    {
                        "value": "443"
                    }, 
                    {
                        "value": "439"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Pressing Technique on the Boron Carbide Structure, B. L. Grabchuk and M. A. Kuzenkova, Theory and Practice of Powders Pressing, pp. 131-134 (1975), published by First All-Union Seminary on Theory and Technology."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.1", 
                        "value": "1.9"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "1.7"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "1.1"
                    }, 
                    {
                        "value": "0.9"
                    }, 
                    {
                        "value": "0.49"
                    }, 
                    {
                        "value": "0.35"
                    }, 
                    {
                        "value": "0.21"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "minimum": "2", 
                                "maximum": "5"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "7.0"
                            }, 
                            {
                                "value": "10.5"
                            }, 
                            {
                                "value": "17.0"
                            }, 
                            {
                                "value": "23.5"
                            }, 
                            {
                                "value": "29.0"
                            }
                        ], 
                        "name": "Porosity"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Hot Pressed"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Sintered"
                            }
                        ], 
                        "name": "Processing Condition"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Pressing Technique on the Boron Carbide Structure, B. L. Grabchuk and M. A. Kuzenkova, Theory and Practice of Powders Pressing, pp. 131-134 (1975), published by First All-Union Seminary on Theory and Technology."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "29", 
                        "value": "216"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "285"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }
                        ], 
                        "name": "Processing Condition"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Pressing Technique on the Boron Carbide Structure, B. L. Grabchuk and M. A. Kuzenkova, Theory and Practice of Powders Pressing, pp. 131-134 (1975), published by First All-Union Seminary on Theory and Technology."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "35"
                    }, 
                    {
                        "value": "3"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "10", 
                                "maximum": "60"
                            }, 
                            {
                                "minimum": "2", 
                                "maximum": "5"
                            }
                        ], 
                        "name": "Grain Size Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Sintered"
                            }, 
                            {
                                "value": "Hot Pressed"
                            }
                        ], 
                        "name": "Processing Condition"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity of Nonstoichiometric Titanium Dioxide, H.J. Siebeneck, W.P. Minnear, R.C. Bradt, and D.P.H. Hasselman, Journal of the American Ceramic Society, Vol. 59 1, pp. 84-84 (1976), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiOx", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.10"
                    }, 
                    {
                        "value": "0.98"
                    }, 
                    {
                        "value": "0.90"
                    }, 
                    {
                        "value": "0.84"
                    }, 
                    {
                        "value": "0.81"
                    }, 
                    {
                        "value": "0.80"
                    }, 
                    {
                        "value": "0.99"
                    }, 
                    {
                        "value": "0.90"
                    }, 
                    {
                        "value": "0.84"
                    }, 
                    {
                        "value": "0.81"
                    }, 
                    {
                        "value": "0.79"
                    }, 
                    {
                        "value": "0.77"
                    }, 
                    {
                        "value": "0.76"
                    }, 
                    {
                        "value": "0.93"
                    }, 
                    {
                        "value": "0.86"
                    }, 
                    {
                        "value": "0.80"
                    }, 
                    {
                        "value": "0.79"
                    }, 
                    {
                        "value": "0.77"
                    }, 
                    {
                        "value": "0.74"
                    }, 
                    {
                        "value": "0.72"
                    }, 
                    {
                        "value": "0.74"
                    }, 
                    {
                        "value": "0.71"
                    }, 
                    {
                        "value": "0.66"
                    }, 
                    {
                        "value": "0.64"
                    }, 
                    {
                        "value": "0.64"
                    }, 
                    {
                        "value": "0.64"
                    }, 
                    {
                        "value": "0.64"
                    }, 
                    {
                        "value": "0.65"
                    }, 
                    {
                        "value": "0.63"
                    }, 
                    {
                        "value": "0.61"
                    }, 
                    {
                        "value": "0.61"
                    }, 
                    {
                        "value": "0.61"
                    }, 
                    {
                        "value": "0.61"
                    }, 
                    {
                        "value": "0.61"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "530"
                            }, 
                            {
                                "value": "730"
                            }, 
                            {
                                "value": "810"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "420"
                            }, 
                            {
                                "value": "530"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "710"
                            }, 
                            {
                                "value": "810"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "440"
                            }, 
                            {
                                "value": "530"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "720"
                            }, 
                            {
                                "value": "810"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "390"
                            }, 
                            {
                                "value": "520"
                            }, 
                            {
                                "value": "620"
                            }, 
                            {
                                "value": "710"
                            }, 
                            {
                                "value": "810"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "520"
                            }, 
                            {
                                "value": "610"
                            }, 
                            {
                                "value": "710"
                            }, 
                            {
                                "value": "810"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "2.000"
                            }, 
                            {
                                "value": "2.000"
                            }, 
                            {
                                "value": "2.000"
                            }, 
                            {
                                "value": "2.000"
                            }, 
                            {
                                "value": "2.000"
                            }, 
                            {
                                "value": "2.000"
                            }, 
                            {
                                "value": "1.995"
                            }, 
                            {
                                "value": "1.995"
                            }, 
                            {
                                "value": "1.995"
                            }, 
                            {
                                "value": "1.995"
                            }, 
                            {
                                "value": "1.995"
                            }, 
                            {
                                "value": "1.995"
                            }, 
                            {
                                "value": "1.995"
                            }, 
                            {
                                "value": "1.989"
                            }, 
                            {
                                "value": "1.989"
                            }, 
                            {
                                "value": "1.989"
                            }, 
                            {
                                "value": "1.989"
                            }, 
                            {
                                "value": "1.989"
                            }, 
                            {
                                "value": "1.989"
                            }, 
                            {
                                "value": "1.989"
                            }, 
                            {
                                "value": "1.969"
                            }, 
                            {
                                "value": "1.969"
                            }, 
                            {
                                "value": "1.969"
                            }, 
                            {
                                "value": "1.969"
                            }, 
                            {
                                "value": "1.969"
                            }, 
                            {
                                "value": "1.969"
                            }, 
                            {
                                "value": "1.969"
                            }, 
                            {
                                "value": "1.963"
                            }, 
                            {
                                "value": "1.963"
                            }, 
                            {
                                "value": "1.963"
                            }, 
                            {
                                "value": "1.963"
                            }, 
                            {
                                "value": "1.963"
                            }, 
                            {
                                "value": "1.963"
                            }, 
                            {
                                "value": "1.963"
                            }
                        ], 
                        "name": "x of Ox"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Mechanisms in a Stoichiometric 3Al2O32SiO2 Mullite, C. Baudin, Journal of Materials Science, Vol. 32, pp. 2077-2086 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "178"
                    }, 
                    {
                        "value": "159"
                    }, 
                    {
                        "value": "144"
                    }, 
                    {
                        "value": "138"
                    }, 
                    {
                        "value": "129"
                    }, 
                    {
                        "value": "120"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Mechanisms in a Stoichiometric 3Al2O32SiO2 Mullite, C. Baudin, Journal of Materials Science, Vol. 32, pp. 2077-2086 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "223"
                    }, 
                    {
                        "value": "171"
                    }, 
                    {
                        "value": "212"
                    }, 
                    {
                        "value": "251"
                    }, 
                    {
                        "value": "232"
                    }, 
                    {
                        "value": "224"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Mechanisms in a Stoichiometric 3Al2O32SiO2 Mullite, C. Baudin, Journal of Materials Science, Vol. 32, pp. 2077-2086 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Ultrasonic Study of Elasticity-Porosity Relationship in Polycrystalline Alumina, A. Nagarajan, Journal of Applied Physics, Vol. 42 10, pp. 3693-3696 (1971), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.31"
                    }, 
                    {
                        "value": "6.18"
                    }, 
                    {
                        "value": "6.15"
                    }, 
                    {
                        "value": "6.03"
                    }, 
                    {
                        "value": "5.93"
                    }, 
                    {
                        "value": "6.03"
                    }, 
                    {
                        "value": "5.84"
                    }, 
                    {
                        "value": "5.72"
                    }, 
                    {
                        "value": "5.85"
                    }, 
                    {
                        "value": "5.62"
                    }, 
                    {
                        "value": "5.54"
                    }, 
                    {
                        "value": "5.41"
                    }, 
                    {
                        "value": "5.29"
                    }, 
                    {
                        "value": "5.10"
                    }, 
                    {
                        "value": "5.01"
                    }, 
                    {
                        "value": "4.86"
                    }, 
                    {
                        "value": "4.61"
                    }, 
                    {
                        "value": "9.80"
                    }, 
                    {
                        "value": "9.80"
                    }, 
                    {
                        "value": "9.64"
                    }, 
                    {
                        "value": "9.17"
                    }, 
                    {
                        "value": "9.02"
                    }, 
                    {
                        "value": "9.33"
                    }, 
                    {
                        "value": "9.09"
                    }, 
                    {
                        "value": "8.94"
                    }, 
                    {
                        "value": "9.17"
                    }, 
                    {
                        "value": "8.78"
                    }, 
                    {
                        "value": "8.47"
                    }, 
                    {
                        "value": "8.86"
                    }, 
                    {
                        "value": "8.23"
                    }, 
                    {
                        "value": "7.84"
                    }, 
                    {
                        "value": "7.30"
                    }, 
                    {
                        "value": "6.91"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }
                        ], 
                        "name": "Mode"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.010"
                            }, 
                            {
                                "value": "0.029"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.060"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.091"
                            }, 
                            {
                                "value": "0.108"
                            }, 
                            {
                                "value": "0.122"
                            }, 
                            {
                                "value": "0.132"
                            }, 
                            {
                                "value": "0.141"
                            }, 
                            {
                                "value": "0.201"
                            }, 
                            {
                                "value": "0.211"
                            }, 
                            {
                                "value": "0.244"
                            }, 
                            {
                                "value": "0.268"
                            }, 
                            {
                                "value": "0.325"
                            }, 
                            {
                                "value": "0.363"
                            }, 
                            {
                                "value": "0.402"
                            }, 
                            {
                                "value": "0.007"
                            }, 
                            {
                                "value": "0.033"
                            }, 
                            {
                                "value": "0.050"
                            }, 
                            {
                                "value": "0.074"
                            }, 
                            {
                                "value": "0.102"
                            }, 
                            {
                                "value": "0.105"
                            }, 
                            {
                                "value": "0.112"
                            }, 
                            {
                                "value": "0.121"
                            }, 
                            {
                                "value": "0.129"
                            }, 
                            {
                                "value": "0.140"
                            }, 
                            {
                                "value": "0.200"
                            }, 
                            {
                                "value": "0.207"
                            }, 
                            {
                                "value": "0.248"
                            }, 
                            {
                                "value": "0.324"
                            }, 
                            {
                                "value": "0.360"
                            }, 
                            {
                                "value": "0.398"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Influence of Molding Methods on the Mechanical Strength of ZrO2 Ceramics, E. I. Akselrod, P. E. Volfson, and N. M. Chudnova a. o., Ogneupori (Refractories) 9, pp. 8-12 (1990)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.02", 
                        "value": "5.21"
                    }, 
                    {
                        "uncertainty": "0.15", 
                        "value": "5.55"
                    }, 
                    {
                        "uncertainty": "0.05", 
                        "value": "5.85"
                    }, 
                    {
                        "value": "6.05"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1653"
                            }, 
                            {
                                "value": "1893"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1773"
                            }
                        ], 
                        "name": "Temperature of Heat Treatment"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "MgChSTs"
                            }, 
                            {
                                "value": "7U"
                            }, 
                            {
                                "value": "TsI-6"
                            }, 
                            {
                                "value": "TsI-6(+Al)"
                            }
                        ], 
                        "name": "Ceramic Grade"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Influence of Molding Methods on the Mechanical Strength of ZrO2 Ceramics, E. I. Akselrod, P. E. Volfson, and N. M. Chudnova a. o., Ogneupori (Refractories) 9, pp. 8-12 (1990)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "128"
                    }, 
                    {
                        "value": "108"
                    }, 
                    {
                        "value": "117"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "258"
                    }, 
                    {
                        "value": "173"
                    }, 
                    {
                        "value": "193"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "125"
                    }, 
                    {
                        "value": "107"
                    }, 
                    {
                        "value": "90"
                    }, 
                    {
                        "value": "312"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "574"
                    }, 
                    {
                        "value": "378"
                    }, 
                    {
                        "value": "523"
                    }, 
                    {
                        "value": "436"
                    }, 
                    {
                        "value": "488"
                    }, 
                    {
                        "value": "352"
                    }, 
                    {
                        "value": "715"
                    }, 
                    {
                        "value": "96"
                    }, 
                    {
                        "value": "269"
                    }, 
                    {
                        "value": "159"
                    }, 
                    {
                        "value": "129"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "673"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1473"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "1373"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "1373"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1853"
                            }, 
                            {
                                "value": "1853"
                            }, 
                            {
                                "value": "1893"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1893"
                            }, 
                            {
                                "value": "1893"
                            }, 
                            {
                                "value": "1893"
                            }, 
                            {
                                "value": "1893"
                            }, 
                            {
                                "value": "1893"
                            }, 
                            {
                                "value": "1893"
                            }, 
                            {
                                "value": "1893"
                            }, 
                            {
                                "value": "1573"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1853"
                            }, 
                            {
                                "value": "1893"
                            }, 
                            {
                                "value": "1893"
                            }, 
                            {
                                "value": "1893"
                            }
                        ], 
                        "name": "Temperature of Heat Treatment"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Sem. Pres."
                            }, 
                            {
                                "value": "Hydr.Pres."
                            }, 
                            {
                                "value": "Sem. Pres."
                            }, 
                            {
                                "value": "Hot Pres."
                            }, 
                            {
                                "value": "Slip Cast."
                            }, 
                            {
                                "value": "Sem. Pres."
                            }, 
                            {
                                "value": "Hydr.Pres."
                            }, 
                            {
                                "value": "Hydr.Pres."
                            }, 
                            {
                                "value": "Hydr.Pres."
                            }, 
                            {
                                "value": "Hydr.Pres."
                            }, 
                            {
                                "value": "Hydr.Pres."
                            }, 
                            {
                                "value": "Hot Is.Pr."
                            }, 
                            {
                                "value": "Hot Is.Pr."
                            }, 
                            {
                                "value": "Hot Is.Pr."
                            }, 
                            {
                                "value": "Hot Is.Pr."
                            }, 
                            {
                                "value": "Hot Is.Pr."
                            }, 
                            {
                                "value": "Hot Is.Pr."
                            }, 
                            {
                                "value": "Hot Is.Pr."
                            }, 
                            {
                                "value": "Hot Is.Pr."
                            }, 
                            {
                                "value": "Hot Is.Pr."
                            }, 
                            {
                                "value": "Sem. Pres."
                            }, 
                            {
                                "value": "Slip Cast."
                            }, 
                            {
                                "value": "Slip Cast."
                            }, 
                            {
                                "value": "Slip Cast."
                            }
                        ], 
                        "name": "Processing Name"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "MgChSTs"
                            }, 
                            {
                                "value": "MgChSTs"
                            }, 
                            {
                                "value": "7U"
                            }, 
                            {
                                "value": "7U"
                            }, 
                            {
                                "value": "7U"
                            }, 
                            {
                                "value": "TsI-6"
                            }, 
                            {
                                "value": "TsI-6"
                            }, 
                            {
                                "value": "TsI-6"
                            }, 
                            {
                                "value": "TsI-6"
                            }, 
                            {
                                "value": "TsI-6"
                            }, 
                            {
                                "value": "TsI-6"
                            }, 
                            {
                                "value": "TsI-6"
                            }, 
                            {
                                "value": "TsI-6"
                            }, 
                            {
                                "value": "TsI-6"
                            }, 
                            {
                                "value": "Tsi-6"
                            }, 
                            {
                                "value": "TsI-6"
                            }, 
                            {
                                "value": "TsI-6(+Al)"
                            }, 
                            {
                                "value": "TsI-6(+Al)"
                            }, 
                            {
                                "value": "TsI-6(+Al)"
                            }, 
                            {
                                "value": "TsI-6(+Al)"
                            }, 
                            {
                                "value": "MgChSTs"
                            }, 
                            {
                                "value": "7U"
                            }, 
                            {
                                "value": "7U"
                            }, 
                            {
                                "value": "7U"
                            }
                        ], 
                        "name": "Ceramic Grade"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Influence of Molding Methods on the Mechanical Strength of ZrO2 Ceramics, E. I. Akselrod, P. E. Volfson, and N. M. Chudnova a. o., Ogneupori (Refractories) 9, pp. 8-12 (1990)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "4"
                    }, 
                    {
                        "value": "3"
                    }, 
                    {
                        "value": "3"
                    }, 
                    {
                        "value": "2"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1853"
                            }, 
                            {
                                "value": "1893"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1773"
                            }
                        ], 
                        "name": "Temperature of Heat Treatment"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "MgChSTs"
                            }, 
                            {
                                "value": "7U"
                            }, 
                            {
                                "value": "TsI-6"
                            }, 
                            {
                                "value": "TsI-6(+Al)"
                            }
                        ], 
                        "name": "Ceramic Grade"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Influence of Molding Methods on the Mechanical Strength of ZrO2 Ceramics, E. I. Akselrod, P. E. Volfson, and N. M. Chudnova a. o., Ogneupori (Refractories) 9, pp. 8-12 (1990)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "0.4"
                    }, 
                    {
                        "uncertainty": "1.7", 
                        "value": "4.1"
                    }, 
                    {
                        "value": "0.2"
                    }, 
                    {
                        "value": "0"
                    }
                ], 
                "units": "%", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1853"
                            }, 
                            {
                                "value": "1893"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1773"
                            }
                        ], 
                        "name": "Temperature of Heat Treatment"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "MgChSTs"
                            }, 
                            {
                                "value": "7U"
                            }, 
                            {
                                "value": "TsI-6"
                            }, 
                            {
                                "value": "TsI-6(+Al)"
                            }
                        ], 
                        "name": "Ceramic Grade"
                    }
                ], 
                "name": "Porosity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Influence of Molding Methods on the Mechanical Strength of ZrO2 Ceramics, E. I. Akselrod, P. E. Volfson, and N. M. Chudnova a. o., Ogneupori (Refractories) 9, pp. 8-12 (1990)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "9"
                    }, 
                    {
                        "value": "5"
                    }, 
                    {
                        "value": "4"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "16"
                    }, 
                    {
                        "value": "24"
                    }, 
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "16"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "8"
                    }, 
                    {
                        "value": "9"
                    }, 
                    {
                        "value": "7"
                    }
                ], 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "1373"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "1373"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Sem. Pres."
                            }, 
                            {
                                "value": "Sem. Pres."
                            }, 
                            {
                                "value": "Sem. Pres."
                            }, 
                            {
                                "value": "Hot Pres."
                            }, 
                            {
                                "value": "Slip Cast."
                            }, 
                            {
                                "value": "Slip Cast."
                            }, 
                            {
                                "value": "Slip Cast."
                            }, 
                            {
                                "value": "Slip Cast."
                            }, 
                            {
                                "value": "Sem. Pres."
                            }, 
                            {
                                "value": "Hydr.Pres."
                            }, 
                            {
                                "value": "HP, 1400$^{\\circ}$C"
                            }, 
                            {
                                "value": "HP, 1500$^{\\circ}$C"
                            }, 
                            {
                                "value": "HP, 1500$^{\\circ}$C"
                            }
                        ], 
                        "name": "Processing Name"
                    }, 
                    {
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                            {
                                "value": "MgChSTs"
                            }, 
                            {
                                "value": "MgChSTs"
                            }, 
                            {
                                "value": "7U"
                            }, 
                            {
                                "value": "7U"
                            }, 
                            {
                                "value": "7U"
                            }, 
                            {
                                "value": "7U"
                            }, 
                            {
                                "value": "7U"
                            }, 
                            {
                                "value": "7U"
                            }, 
                            {
                                "value": "TsI-6"
                            }, 
                            {
                                "value": "TsI-6"
                            }, 
                            {
                                "value": "TsI-6"
                            }, 
                            {
                                "value": "TsI-6"
                            }, 
                            {
                                "value": "TsI-6(+Al)"
                            }
                        ], 
                        "name": "Ceramic Grade"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Specific Heat and Thermodynamic Functions of Monocrystals of Sphalerite Boron Nitride at 300 - 1100 K, V.E. Lyusternik and V.L. Solozhenko, Russian Journal of Physical Chemistry, Vol. 66 5, pp. 629-631 (1992)."
            }
        ], 
        "names": [
            "Boron nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "701.5"
                    }, 
                    {
                        "value": "716.1"
                    }, 
                    {
                        "value": "726.9"
                    }, 
                    {
                        "value": "752.7"
                    }, 
                    {
                        "value": "758.0"
                    }, 
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                        "value": "771.7"
                    }, 
                    {
                        "value": "785.4"
                    }, 
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                        "value": "782.9"
                    }, 
                    {
                        "value": "803.9"
                    }, 
                    {
                        "value": "806.7"
                    }, 
                    {
                        "value": "801.1"
                    }, 
                    {
                        "value": "827.7"
                    }, 
                    {
                        "value": "832.9"
                    }, 
                    {
                        "value": "845.4"
                    }, 
                    {
                        "value": "850.2"
                    }, 
                    {
                        "value": "863.1"
                    }, 
                    {
                        "value": "871.6"
                    }, 
                    {
                        "value": "890.5"
                    }, 
                    {
                        "value": "879.6"
                    }, 
                    {
                        "value": "911.1"
                    }, 
                    {
                        "value": "901.8"
                    }, 
                    {
                        "value": "924.4"
                    }, 
                    {
                        "value": "918.7"
                    }, 
                    {
                        "value": "911.9"
                    }, 
                    {
                        "value": "929.2"
                    }, 
                    {
                        "value": "941.7"
                    }, 
                    {
                        "value": "927.6"
                    }, 
                    {
                        "value": "930.8"
                    }, 
                    {
                        "value": "953.8"
                    }, 
                    {
                        "value": "962.3"
                    }, 
                    {
                        "value": "968.7"
                    }, 
                    {
                        "value": "987.2"
                    }, 
                    {
                        "value": "1008.2"
                    }, 
                    {
                        "value": "1003.0"
                    }, 
                    {
                        "value": "1007.4"
                    }, 
                    {
                        "value": "1027.1"
                    }, 
                    {
                        "value": "1027.5"
                    }, 
                    {
                        "value": "1023.9"
                    }, 
                    {
                        "value": "1027.5"
                    }, 
                    {
                        "value": "1049.7"
                    }, 
                    {
                        "value": "1090.0"
                    }, 
                    {
                        "value": "1067.0"
                    }, 
                    {
                        "value": "1070.2"
                    }, 
                    {
                        "value": "1067.4"
                    }, 
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                    }, 
                    {
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                    }, 
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                    }, 
                    {
                        "value": "1083.5"
                    }, 
                    {
                        "value": "1095.6"
                    }, 
                    {
                        "value": "1100.1"
                    }, 
                    {
                        "value": "1103.7"
                    }, 
                    {
                        "value": "1131.9"
                    }, 
                    {
                        "value": "1113.4"
                    }, 
                    {
                        "value": "1117.4"
                    }, 
                    {
                        "value": "1107.7"
                    }, 
                    {
                        "value": "1128.3"
                    }, 
                    {
                        "value": "1142.8"
                    }, 
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                    }, 
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                    }, 
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                    }, 
                    {
                        "value": "1152.9"
                    }, 
                    {
                        "value": "1147.6"
                    }, 
                    {
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                    }, 
                    {
                        "value": "1157.3"
                    }, 
                    {
                        "value": "1167.0"
                    }, 
                    {
                        "value": "1173.8"
                    }, 
                    {
                        "value": "1196.4"
                    }, 
                    {
                        "value": "1202.0"
                    }, 
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                    }, 
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                    }, 
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                    }, 
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                    }, 
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                    }, 
                    {
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                    }, 
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                    }, 
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                    }, 
                    {
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                    }, 
                    {
                        "value": "1355.5"
                    }, 
                    {
                        "value": "1364.4"
                    }, 
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                    }, 
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                    }, 
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                    }, 
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                    }, 
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                    }, 
                    {
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                    }, 
                    {
                        "value": "1444.6"
                    }, 
                    {
                        "value": "1437.7"
                    }, 
                    {
                        "value": "1442.2"
                    }, 
                    {
                        "value": "1444.6"
                    }, 
                    {
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                    }, 
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                    }, 
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                    }, 
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                    }, 
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                    }, 
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                    }, 
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                    }, 
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                    }, 
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                        "value": "1512.3"
                    }, 
                    {
                        "value": "1505.4"
                    }, 
                    {
                        "value": "1509.5"
                    }, 
                    {
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                    }, 
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                    }, 
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                    }, 
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                    }, 
                    {
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                    }, 
                    {
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                    }, 
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                        "value": "1571.1"
                    }, 
                    {
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                    }, 
                    {
                        "value": "1564.3"
                    }, 
                    {
                        "value": "1575.6"
                    }, 
                    {
                        "value": "1602.1"
                    }, 
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                    }, 
                    {
                        "value": "1585.6"
                    }, 
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                    }, 
                    {
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                    }, 
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                    {
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                    }, 
                    {
                        "value": "1640.4"
                    }, 
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                    }, 
                    {
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                    }, 
                    {
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                    }, 
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                    }, 
                    {
                        "value": "1591.7"
                    }, 
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                        "value": "1605.4"
                    }, 
                    {
                        "value": "1625.1"
                    }, 
                    {
                        "value": "1617.5"
                    }, 
                    {
                        "value": "1612.2"
                    }, 
                    {
                        "value": "1626.7"
                    }, 
                    {
                        "value": "1619.5"
                    }, 
                    {
                        "value": "1628.3"
                    }, 
                    {
                        "value": "1634.8"
                    }, 
                    {
                        "value": "1626.3"
                    }, 
                    {
                        "value": "1631.6"
                    }, 
                    {
                        "value": "1640.0"
                    }, 
                    {
                        "value": "1648.9"
                    }, 
                    {
                        "value": "1645.3"
                    }, 
                    {
                        "value": "1677.9"
                    }, 
                    {
                        "value": "1670.2"
                    }, 
                    {
                        "value": "1660.6"
                    }, 
                    {
                        "value": "1672.7"
                    }, 
                    {
                        "value": "1688.4"
                    }, 
                    {
                        "value": "1731.5"
                    }, 
                    {
                        "value": "1721.4"
                    }, 
                    {
                        "value": "1726.3"
                    }, 
                    {
                        "value": "1742.8"
                    }, 
                    {
                        "value": "1750.0"
                    }, 
                    {
                        "value": "1766.1"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
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                                "value": "316.5"
                            }, 
                            {
                                "value": "318.7"
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                            }, 
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                            }, 
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                                "value": "389.6"
                            }, 
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                            }, 
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                            }, 
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                            }, 
                            {
                                "value": "402.4"
                            }, 
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                                "value": "405.5"
                            }, 
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                            }, 
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                            }, 
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                            }, 
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                            }, 
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                                "value": "435.7"
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                            }, 
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                            }, 
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                            }, 
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                            }, 
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                                "value": "456.7"
                            }, 
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                            }, 
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                                "value": "460.6"
                            }, 
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                            }, 
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                            }, 
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                            }, 
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                            }, 
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                            }, 
                            {
                                "value": "473.3"
                            }, 
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                                "value": "478.2"
                            }, 
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                                "value": "481.9"
                            }, 
                            {
                                "value": "485.8"
                            }, 
                            {
                                "value": "493.3"
                            }, 
                            {
                                "value": "500.8"
                            }, 
                            {
                                "value": "508.3"
                            }, 
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                            }, 
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                            }, 
                            {
                                "value": "550.0"
                            }, 
                            {
                                "value": "557.0"
                            }, 
                            {
                                "value": "563.8"
                            }, 
                            {
                                "value": "567.8"
                            }, 
                            {
                                "value": "574.4"
                            }, 
                            {
                                "value": "580.9"
                            }, 
                            {
                                "value": "587.5"
                            }, 
                            {
                                "value": "593.9"
                            }, 
                            {
                                "value": "600.4"
                            }, 
                            {
                                "value": "601.3"
                            }, 
                            {
                                "value": "613.1"
                            }, 
                            {
                                "value": "618.6"
                            }, 
                            {
                                "value": "619.3"
                            }, 
                            {
                                "value": "624.3"
                            }, 
                            {
                                "value": "625.6"
                            }, 
                            {
                                "value": "630.1"
                            }, 
                            {
                                "value": "631.7"
                            }, 
                            {
                                "value": "641.5"
                            }, 
                            {
                                "value": "647.2"
                            }, 
                            {
                                "value": "655.8"
                            }, 
                            {
                                "value": "661.8"
                            }, 
                            {
                                "value": "667.7"
                            }, 
                            {
                                "value": "673.6"
                            }, 
                            {
                                "value": "674.8"
                            }, 
                            {
                                "value": "679.5"
                            }, 
                            {
                                "value": "680.8"
                            }, 
                            {
                                "value": "685.3"
                            }, 
                            {
                                "value": "685.8"
                            }, 
                            {
                                "value": "691.1"
                            }, 
                            {
                                "value": "691.3"
                            }, 
                            {
                                "value": "696.7"
                            }, 
                            {
                                "value": "696.8"
                            }, 
                            {
                                "value": "702.5"
                            }, 
                            {
                                "value": "707.5"
                            }, 
                            {
                                "value": "713.7"
                            }, 
                            {
                                "value": "719.3"
                            }, 
                            {
                                "value": "724.9"
                            }, 
                            {
                                "value": "730.3"
                            }, 
                            {
                                "value": "735.8"
                            }, 
                            {
                                "value": "744.5"
                            }, 
                            {
                                "value": "745.3"
                            }, 
                            {
                                "value": "745.6"
                            }, 
                            {
                                "value": "750.8"
                            }, 
                            {
                                "value": "756.8"
                            }, 
                            {
                                "value": "764.0"
                            }, 
                            {
                                "value": "768.5"
                            }, 
                            {
                                "value": "770.7"
                            }, 
                            {
                                "value": "774.5"
                            }, 
                            {
                                "value": "777.3"
                            }, 
                            {
                                "value": "779.7"
                            }, 
                            {
                                "value": "802.5"
                            }, 
                            {
                                "value": "809.0"
                            }, 
                            {
                                "value": "813.6"
                            }, 
                            {
                                "value": "815.5"
                            }, 
                            {
                                "value": "821.9"
                            }, 
                            {
                                "value": "824.7"
                            }, 
                            {
                                "value": "826.1"
                            }, 
                            {
                                "value": "829.1"
                            }, 
                            {
                                "value": "833.1"
                            }, 
                            {
                                "value": "840.0"
                            }, 
                            {
                                "value": "846.7"
                            }, 
                            {
                                "value": "857.7"
                            }, 
                            {
                                "value": "859.9"
                            }, 
                            {
                                "value": "860.5"
                            }, 
                            {
                                "value": "868.6"
                            }, 
                            {
                                "value": "869.5"
                            }, 
                            {
                                "value": "879.5"
                            }, 
                            {
                                "value": "879.6"
                            }, 
                            {
                                "value": "880.8"
                            }, 
                            {
                                "value": "889.8"
                            }, 
                            {
                                "value": "899.8"
                            }, 
                            {
                                "value": "909.7"
                            }, 
                            {
                                "value": "912.4"
                            }, 
                            {
                                "value": "922.5"
                            }, 
                            {
                                "value": "932.8"
                            }, 
                            {
                                "value": "962.2"
                            }, 
                            {
                                "value": "983.0"
                            }, 
                            {
                                "value": "993.1"
                            }, 
                            {
                                "value": "1003.2"
                            }, 
                            {
                                "value": "1012.9"
                            }, 
                            {
                                "value": "1041.8"
                            }, 
                            {
                                "value": "1051.5"
                            }, 
                            {
                                "value": "1061.1"
                            }, 
                            {
                                "value": "1070.5"
                            }, 
                            {
                                "value": "1079.8"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "17.41"
                            }, 
                            {
                                "value": "17.77"
                            }, 
                            {
                                "value": "18.04"
                            }, 
                            {
                                "value": "18.68"
                            }, 
                            {
                                "value": "18.81"
                            }, 
                            {
                                "value": "19.15"
                            }, 
                            {
                                "value": "19.49"
                            }, 
                            {
                                "value": "19.43"
                            }, 
                            {
                                "value": "19.95"
                            }, 
                            {
                                "value": "20.02"
                            }, 
                            {
                                "value": "19.88"
                            }, 
                            {
                                "value": "20.54"
                            }, 
                            {
                                "value": "20.67"
                            }, 
                            {
                                "value": "20.98"
                            }, 
                            {
                                "value": "21.10"
                            }, 
                            {
                                "value": "21.42"
                            }, 
                            {
                                "value": "21.63"
                            }, 
                            {
                                "value": "22.10"
                            }, 
                            {
                                "value": "21.83"
                            }, 
                            {
                                "value": "22.61"
                            }, 
                            {
                                "value": "22.38"
                            }, 
                            {
                                "value": "22.94"
                            }, 
                            {
                                "value": "22.80"
                            }, 
                            {
                                "value": "22.63"
                            }, 
                            {
                                "value": "23.06"
                            }, 
                            {
                                "value": "23.37"
                            }, 
                            {
                                "value": "23.02"
                            }, 
                            {
                                "value": "23.10"
                            }, 
                            {
                                "value": "23.67"
                            }, 
                            {
                                "value": "23.88"
                            }, 
                            {
                                "value": "24.04"
                            }, 
                            {
                                "value": "24.50"
                            }, 
                            {
                                "value": "25.02"
                            }, 
                            {
                                "value": "24.89"
                            }, 
                            {
                                "value": "25.00"
                            }, 
                            {
                                "value": "25.49"
                            }, 
                            {
                                "value": "25.50"
                            }, 
                            {
                                "value": "25.41"
                            }, 
                            {
                                "value": "25.50"
                            }, 
                            {
                                "value": "26.05"
                            }, 
                            {
                                "value": "27.05"
                            }, 
                            {
                                "value": "26.48"
                            }, 
                            {
                                "value": "26.56"
                            }, 
                            {
                                "value": "26.49"
                            }, 
                            {
                                "value": "26.87"
                            }, 
                            {
                                "value": "26.86"
                            }, 
                            {
                                "value": "26.72"
                            }, 
                            {
                                "value": "26.89"
                            }, 
                            {
                                "value": "27.19"
                            }, 
                            {
                                "value": "27.30"
                            }, 
                            {
                                "value": "27.39"
                            }, 
                            {
                                "value": "28.09"
                            }, 
                            {
                                "value": "27.63"
                            }, 
                            {
                                "value": "27.73"
                            }, 
                            {
                                "value": "27.49"
                            }, 
                            {
                                "value": "28.00"
                            }, 
                            {
                                "value": "28.36"
                            }, 
                            {
                                "value": "28.59"
                            }, 
                            {
                                "value": "28.53"
                            }, 
                            {
                                "value": "28.24"
                            }, 
                            {
                                "value": "28.59"
                            }, 
                            {
                                "value": "28.61"
                            }, 
                            {
                                "value": "28.48"
                            }, 
                            {
                                "value": "29.24"
                            }, 
                            {
                                "value": "28.72"
                            }, 
                            {
                                "value": "28.96"
                            }, 
                            {
                                "value": "29.13"
                            }, 
                            {
                                "value": "29.69"
                            }, 
                            {
                                "value": "29.83"
                            }, 
                            {
                                "value": "29.98"
                            }, 
                            {
                                "value": "30.38"
                            }, 
                            {
                                "value": "30.55"
                            }, 
                            {
                                "value": "31.66"
                            }, 
                            {
                                "value": "31.90"
                            }, 
                            {
                                "value": "31.78"
                            }, 
                            {
                                "value": "32.13"
                            }, 
                            {
                                "value": "32.53"
                            }, 
                            {
                                "value": "33.03"
                            }, 
                            {
                                "value": "33.65"
                            }, 
                            {
                                "value": "33.64"
                            }, 
                            {
                                "value": "33.86"
                            }, 
                            {
                                "value": "34.04"
                            }, 
                            {
                                "value": "34.32"
                            }, 
                            {
                                "value": "34.29"
                            }, 
                            {
                                "value": "33.57"
                            }, 
                            {
                                "value": "34.88"
                            }, 
                            {
                                "value": "35.10"
                            }, 
                            {
                                "value": "35.09"
                            }, 
                            {
                                "value": "35.13"
                            }, 
                            {
                                "value": "35.39"
                            }, 
                            {
                                "value": "35.85"
                            }, 
                            {
                                "value": "35.68"
                            }, 
                            {
                                "value": "35.79"
                            }, 
                            {
                                "value": "35.85"
                            }, 
                            {
                                "value": "36.14"
                            }, 
                            {
                                "value": "36.21"
                            }, 
                            {
                                "value": "36.68"
                            }, 
                            {
                                "value": "36.76"
                            }, 
                            {
                                "value": "36.71"
                            }, 
                            {
                                "value": "37.00"
                            }, 
                            {
                                "value": "36.73"
                            }, 
                            {
                                "value": "37.14"
                            }, 
                            {
                                "value": "36.87"
                            }, 
                            {
                                "value": "37.53"
                            }, 
                            {
                                "value": "37.36"
                            }, 
                            {
                                "value": "37.46"
                            }, 
                            {
                                "value": "37.67"
                            }, 
                            {
                                "value": "37.76"
                            }, 
                            {
                                "value": "37.71"
                            }, 
                            {
                                "value": "38.11"
                            }, 
                            {
                                "value": "38.40"
                            }, 
                            {
                                "value": "38.52"
                            }, 
                            {
                                "value": "38.92"
                            }, 
                            {
                                "value": "38.95"
                            }, 
                            {
                                "value": "38.61"
                            }, 
                            {
                                "value": "38.99"
                            }, 
                            {
                                "value": "39.19"
                            }, 
                            {
                                "value": "38.82"
                            }, 
                            {
                                "value": "39.10"
                            }, 
                            {
                                "value": "39.76"
                            }, 
                            {
                                "value": "38.95"
                            }, 
                            {
                                "value": "39.35"
                            }, 
                            {
                                "value": "38.96"
                            }, 
                            {
                                "value": "39.81"
                            }, 
                            {
                                "value": "39.07"
                            }, 
                            {
                                "value": "40.07"
                            }, 
                            {
                                "value": "40.63"
                            }, 
                            {
                                "value": "39.41"
                            }, 
                            {
                                "value": "40.65"
                            }, 
                            {
                                "value": "40.71"
                            }, 
                            {
                                "value": "39.92"
                            }, 
                            {
                                "value": "39.82"
                            }, 
                            {
                                "value": "39.58"
                            }, 
                            {
                                "value": "39.64"
                            }, 
                            {
                                "value": "39.64"
                            }, 
                            {
                                "value": "39.50"
                            }, 
                            {
                                "value": "39.84"
                            }, 
                            {
                                "value": "40.33"
                            }, 
                            {
                                "value": "40.14"
                            }, 
                            {
                                "value": "40.01"
                            }, 
                            {
                                "value": "40.37"
                            }, 
                            {
                                "value": "40.19"
                            }, 
                            {
                                "value": "40.41"
                            }, 
                            {
                                "value": "40.57"
                            }, 
                            {
                                "value": "40.36"
                            }, 
                            {
                                "value": "40.49"
                            }, 
                            {
                                "value": "40.70"
                            }, 
                            {
                                "value": "40.92"
                            }, 
                            {
                                "value": "40.83"
                            }, 
                            {
                                "value": "41.64"
                            }, 
                            {
                                "value": "41.45"
                            }, 
                            {
                                "value": "41.21"
                            }, 
                            {
                                "value": "41.51"
                            }, 
                            {
                                "value": "41.90"
                            }, 
                            {
                                "value": "42.97"
                            }, 
                            {
                                "value": "42.72"
                            }, 
                            {
                                "value": "42.84"
                            }, 
                            {
                                "value": "43.25"
                            }, 
                            {
                                "value": "43.43"
                            }, 
                            {
                                "value": "43.83"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Vickers Hardness Measurement of Ion Implanted MgO, Y. Aoki, D.M. Ruck, D. Vogt, K. Leible, I. Khubeis, and O. Meyer, Nuclear Instruments and Methods in Physics Research B, Vol. 91, pp. 247-251 (1994), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nakazumi Crystal Laboratory"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "8.9"
                    }, 
                    {
                        "value": "9.2"
                    }, 
                    {
                        "value": "9.1"
                    }, 
                    {
                        "value": "9.0"
                    }, 
                    {
                        "value": "12.2"
                    }, 
                    {
                        "value": "11.8"
                    }, 
                    {
                        "value": "11.2"
                    }, 
                    {
                        "value": "10.3"
                    }, 
                    {
                        "value": "10.4"
                    }, 
                    {
                        "value": "10.8"
                    }, 
                    {
                        "value": "10.4"
                    }, 
                    {
                        "value": "9.8"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "8.9"
                    }, 
                    {
                        "value": "8.9"
                    }, 
                    {
                        "value": "8.8"
                    }, 
                    {
                        "value": "11.9"
                    }, 
                    {
                        "value": "13.1"
                    }, 
                    {
                        "value": "12.2"
                    }, 
                    {
                        "value": "11.1"
                    }, 
                    {
                        "value": "10.8"
                    }, 
                    {
                        "value": "10.5"
                    }, 
                    {
                        "value": "10.6"
                    }, 
                    {
                        "value": "10.3"
                    }, 
                    {
                        "value": "12.0"
                    }, 
                    {
                        "value": "11.4"
                    }, 
                    {
                        "value": "11.5"
                    }, 
                    {
                        "value": "11.1"
                    }, 
                    {
                        "value": "9.1"
                    }, 
                    {
                        "value": "8.3"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "8.6"
                    }, 
                    {
                        "value": "9.2"
                    }, 
                    {
                        "value": "10.3"
                    }, 
                    {
                        "value": "10.1"
                    }, 
                    {
                        "value": "9.5"
                    }, 
                    {
                        "value": "10.2"
                    }, 
                    {
                        "value": "10.2"
                    }, 
                    {
                        "value": "9.7"
                    }, 
                    {
                        "value": "9.2"
                    }, 
                    {
                        "value": "11.8"
                    }, 
                    {
                        "value": "11.6"
                    }, 
                    {
                        "value": "10.6"
                    }, 
                    {
                        "value": "9.9"
                    }, 
                    {
                        "value": "7.8"
                    }, 
                    {
                        "value": "8.6"
                    }, 
                    {
                        "value": "8.6"
                    }, 
                    {
                        "value": "8.6"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.25"
                            }
                        ], 
                        "name": "Indentation Depth"
                    }, 
                    {
                        "units": "1015 cm$^{-2}$", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }
                        ], 
                        "name": "Ion Flux Density"
                    }, 
                    {
                        "units": "ke V", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }
                        ], 
                        "name": "Ion Energy"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "None"
                            }, 
                            {
                                "value": "None"
                            }, 
                            {
                                "value": "None"
                            }, 
                            {
                                "value": "None"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "Xe"
                            }, 
                            {
                                "value": "Xe"
                            }, 
                            {
                                "value": "Xe"
                            }, 
                            {
                                "value": "Xe"
                            }, 
                            {
                                "value": "Xe"
                            }, 
                            {
                                "value": "Xe"
                            }, 
                            {
                                "value": "Xe"
                            }, 
                            {
                                "value": "Xe"
                            }, 
                            {
                                "value": "Xe"
                            }, 
                            {
                                "value": "Xe"
                            }, 
                            {
                                "value": "Xe"
                            }, 
                            {
                                "value": "Xe"
                            }, 
                            {
                                "value": "Xe"
                            }, 
                            {
                                "value": "Xe"
                            }, 
                            {
                                "value": "Xe"
                            }, 
                            {
                                "value": "Xe"
                            }
                        ], 
                        "name": "Implanted Ion"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Physical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Moduli of Gallium Nitride, R.B. Schwarz, K. Khachaturyan, and E.R. Weber, Applied Physics Letters, Vol. 70 9, pp. 1122-1124 (1997), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Gallium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "GaN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ga-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.01", 
                        "value": "3.19"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "5.19"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Isothermal Compression of Rhombohedral Boron Nitride up to 14 GPa, V.L. Solozhenko, G. Will, H. Hupen, and F. Elf, Solid State Communications, Vol. 90 1, pp. 65-67 (1994), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Boron nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Powder"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.005", 
                        "value": "2.504"
                    }, 
                    {
                        "value": "2.501"
                    }, 
                    {
                        "value": "2.500"
                    }, 
                    {
                        "value": "2.496"
                    }, 
                    {
                        "value": "2.494"
                    }, 
                    {
                        "value": "2.489"
                    }, 
                    {
                        "value": "2.486"
                    }, 
                    {
                        "value": "2.484"
                    }, 
                    {
                        "value": "2.479"
                    }, 
                    {
                        "value": "2.476"
                    }, 
                    {
                        "value": "2.474"
                    }, 
                    {
                        "uncertainty": "0.002", 
                        "value": "10.000"
                    }, 
                    {
                        "value": "9.82"
                    }, 
                    {
                        "value": "9.64"
                    }, 
                    {
                        "value": "9.46"
                    }, 
                    {
                        "value": "9.28"
                    }, 
                    {
                        "value": "9.10"
                    }, 
                    {
                        "value": "8.92"
                    }, 
                    {
                        "value": "8.74"
                    }, 
                    {
                        "value": "8.56"
                    }, 
                    {
                        "value": "8.38"
                    }, 
                    {
                        "value": "8.20"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "GPa", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.71"
                            }, 
                            {
                                "value": "1.52"
                            }, 
                            {
                                "value": "2.44"
                            }, 
                            {
                                "value": "3.49"
                            }, 
                            {
                                "value": "4.69"
                            }, 
                            {
                                "value": "6.08"
                            }, 
                            {
                                "value": "7.67"
                            }, 
                            {
                                "value": "9.52"
                            }, 
                            {
                                "value": "11.66"
                            }, 
                            {
                                "value": "14.15"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.71"
                            }, 
                            {
                                "value": "1.52"
                            }, 
                            {
                                "value": "2.44"
                            }, 
                            {
                                "value": "3.49"
                            }, 
                            {
                                "value": "4.69"
                            }, 
                            {
                                "value": "6.08"
                            }, 
                            {
                                "value": "7.67"
                            }, 
                            {
                                "value": "9.52"
                            }, 
                            {
                                "value": "11.66"
                            }, 
                            {
                                "value": "14.15"
                            }
                        ], 
                        "name": "Pressure"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of CaO on the Thermal Conductivity of Aluminum Nitride, P.S. de Baranda, A.K. Knudsen, and E. Ruh, Journal of the American Ceramic Society, Vol. 76 7, pp. 1751-1760 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xY2O3.yCaO.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:CaO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1055"
                    }, 
                    {
                        "value": "1080"
                    }, 
                    {
                        "value": "1102"
                    }, 
                    {
                        "value": "724"
                    }, 
                    {
                        "value": "751"
                    }, 
                    {
                        "value": "786"
                    }, 
                    {
                        "value": "865"
                    }, 
                    {
                        "value": "981"
                    }, 
                    {
                        "value": "1045"
                    }, 
                    {
                        "value": "1084"
                    }, 
                    {
                        "value": "1105"
                    }, 
                    {
                        "value": "724"
                    }, 
                    {
                        "value": "789"
                    }, 
                    {
                        "value": "817"
                    }, 
                    {
                        "value": "855"
                    }, 
                    {
                        "value": "978"
                    }, 
                    {
                        "value": "1034"
                    }, 
                    {
                        "value": "1077"
                    }, 
                    {
                        "value": "1105"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3.0"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Mass Fraction of SiO2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Mass Fraction of CaO"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of CaO on the Thermal Conductivity of Aluminum Nitride, P.S. de Baranda, A.K. Knudsen, and E. Ruh, Journal of the American Ceramic Society, Vol. 76 7, pp. 1751-1760 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xY2O3.yCaO.zSiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:CaO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "144"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "138"
                    }, 
                    {
                        "value": "133"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "129"
                    }, 
                    {
                        "value": "124"
                    }, 
                    {
                        "value": "89.7"
                    }, 
                    {
                        "value": "125"
                    }, 
                    {
                        "value": "124"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "81.7"
                    }, 
                    {
                        "value": "86.1"
                    }, 
                    {
                        "value": "92.6"
                    }, 
                    {
                        "value": "97.8"
                    }, 
                    {
                        "value": "102"
                    }, 
                    {
                        "value": "57.4"
                    }, 
                    {
                        "value": "144"
                    }, 
                    {
                        "value": "123"
                    }, 
                    {
                        "value": "101"
                    }, 
                    {
                        "value": "87"
                    }, 
                    {
                        "value": "72"
                    }, 
                    {
                        "value": "61"
                    }, 
                    {
                        "value": "123"
                    }, 
                    {
                        "value": "105"
                    }, 
                    {
                        "value": "85"
                    }, 
                    {
                        "value": "74"
                    }, 
                    {
                        "value": "63"
                    }, 
                    {
                        "value": "54"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3.0"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mass Fraction of SiO2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }
                        ], 
                        "name": "Mass Fraction of CaO"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Dense Polycrystalline $\\alpha$-Al2O3 in NaHCO3-Buffered Water Solution of pH 8.5 at 40-100 \u00b0C, L. Ohman, N. Ingri, and R. Tegman, American Ceramic Society Bulletin, Vol. 61 5, pp. 567-571 (1982), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "7.7", 
                        "value": "71"
                    }, 
                    {
                        "uncertainty": "4.2", 
                        "value": "64"
                    }
                ], 
                "units": "kJ/mol", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Gravimetric"
                            }, 
                            {
                                "value": "Fluorometric"
                            }
                        ], 
                        "name": "Measurement Type"
                    }
                ], 
                "name": "Corrosion Activtn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Dense Polycrystalline $\\alpha$-Al2O3 in NaHCO3-Buffered Water Solution of pH 8.5 at 40-100 \u00b0C, L. Ohman, N. Ingri, and R. Tegman, American Ceramic Society Bulletin, Vol. 61 5, pp. 567-571 (1982), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.00000024"
                    }, 
                    {
                        "value": "0.00000011"
                    }, 
                    {
                        "value": "0.00000046"
                    }, 
                    {
                        "value": "0.0000031"
                    }, 
                    {
                        "value": "0.000012"
                    }, 
                    {
                        "value": "0.000000039"
                    }, 
                    {
                        "value": "0.000000038"
                    }, 
                    {
                        "value": "0.00000013"
                    }, 
                    {
                        "value": "0.00000071"
                    }, 
                    {
                        "value": "0.0000018"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "nm/y", 
                        "scalars": [
                            {
                                "uncertainty": "4.7", 
                                "value": "5.3"
                            }, 
                            {
                                "uncertainty": "2.6", 
                                "value": "2.4"
                            }, 
                            {
                                "uncertainty": "2.3", 
                                "value": "10"
                            }, 
                            {
                                "uncertainty": "2.0", 
                                "value": "68"
                            }, 
                            {
                                "uncertainty": "27", 
                                "value": "260"
                            }, 
                            {
                                "uncertainty": "0.03", 
                                "value": "0.86"
                            }, 
                            {
                                "uncertainty": "0.06", 
                                "value": "0.84"
                            }, 
                            {
                                "uncertainty": "0.06", 
                                "value": "2.94"
                            }, 
                            {
                                "uncertainty": "0.2", 
                                "value": "15.7"
                            }, 
                            {
                                "uncertainty": "0.4", 
                                "value": "38.9"
                            }
                        ], 
                        "name": "Recession Rate"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "99.5"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "99.5"
                            }
                        ], 
                        "name": "Leaching Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Gravimetric"
                            }, 
                            {
                                "value": "Gravimetric"
                            }, 
                            {
                                "value": "Gravimetric"
                            }, 
                            {
                                "value": "Gravimetric"
                            }, 
                            {
                                "value": "Gravimetric"
                            }, 
                            {
                                "value": "Fluorometric"
                            }, 
                            {
                                "value": "Fluorometric"
                            }, 
                            {
                                "value": "Fluorometric"
                            }, 
                            {
                                "value": "Fluorometric"
                            }, 
                            {
                                "value": "Fluorometric"
                            }
                        ], 
                        "name": "Measurement Type"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Porosity and Grain Size on Mechanical Properties of Hot Pressed Boron Carbide, A. D. Osipov, I. T. Ostapenko, and V. V. Slezov a. o., Poroshkovaya Metallurgiya (Metallurgy of Powders) 1, pp. 63-67 (1982)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "Total"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.2"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Porosity and Grain Size on Mechanical Properties of Hot Pressed Boron Carbide, A. D. Osipov, I. T. Ostapenko, and V. V. Slezov a. o., Poroshkovaya Metallurgiya (Metallurgy of Powders) 1, pp. 63-67 (1982)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.48"
                    }, 
                    {
                        "value": "1.26"
                    }, 
                    {
                        "value": "1.03"
                    }, 
                    {
                        "value": "0.80"
                    }, 
                    {
                        "value": "0.45"
                    }, 
                    {
                        "value": "0.30"
                    }, 
                    {
                        "value": "1.45"
                    }, 
                    {
                        "value": "1.10"
                    }, 
                    {
                        "value": "0.82"
                    }, 
                    {
                        "value": "0.65"
                    }, 
                    {
                        "value": "0.44"
                    }, 
                    {
                        "value": "0.30"
                    }, 
                    {
                        "value": "0.23"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "45"
                            }
                        ], 
                        "name": "Porosity"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Porosity and Grain Size on Mechanical Properties of Hot Pressed Boron Carbide, A. D. Osipov, I. T. Ostapenko, and V. V. Slezov a. o., Poroshkovaya Metallurgiya (Metallurgy of Powders) 1, pp. 63-67 (1982)."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "440"
                    }, 
                    {
                        "value": "325"
                    }, 
                    {
                        "value": "260"
                    }, 
                    {
                        "value": "175"
                    }, 
                    {
                        "value": "75"
                    }, 
                    {
                        "value": "50"
                    }, 
                    {
                        "value": "440"
                    }, 
                    {
                        "value": "325"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "100"
                    }, 
                    {
                        "value": "95"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "45"
                            }
                        ], 
                        "name": "Porosity"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Grain Size and Temperature on Fracture Toughness of MgO Sintered Bodies, K. Yasuda, S.D. Kim, Y. Kanemichi, Y. Matsuo and S. Kimura, Journal of the Ceramic Society of Japan Inter. Ed., Vol. 98, pp. 44-49 (1990), published by FUJI Technology Press Ltd.."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "156"
                    }, 
                    {
                        "value": "165"
                    }, 
                    {
                        "value": "169"
                    }, 
                    {
                        "value": "187"
                    }, 
                    {
                        "value": "156"
                    }, 
                    {
                        "value": "172"
                    }, 
                    {
                        "value": "216"
                    }, 
                    {
                        "value": "206"
                    }, 
                    {
                        "value": "101"
                    }, 
                    {
                        "value": "121"
                    }, 
                    {
                        "value": "102"
                    }, 
                    {
                        "value": "117"
                    }, 
                    {
                        "value": "113"
                    }, 
                    {
                        "value": "152"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "182"
                    }, 
                    {
                        "value": "111"
                    }, 
                    {
                        "value": "114"
                    }, 
                    {
                        "value": "130"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "114"
                            }, 
                            {
                                "value": "97"
                            }, 
                            {
                                "value": "86"
                            }, 
                            {
                                "value": "79"
                            }, 
                            {
                                "value": "43"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "118"
                            }, 
                            {
                                "value": "99"
                            }, 
                            {
                                "value": "86"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "49"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "46"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Grain Size and Temperature on Fracture Toughness of MgO Sintered Bodies, K. Yasuda, S.D. Kim, Y. Kanemichi, Y. Matsuo and S. Kimura, Journal of the Ceramic Society of Japan Inter. Ed., Vol. 98, pp. 44-49 (1990), published by FUJI Technology Press Ltd.."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.3"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "58"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "139"
                            }, 
                            {
                                "value": "188"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "56"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "132"
                            }, 
                            {
                                "value": "201"
                            }, 
                            {
                                "value": "41"
                            }, 
                            {
                                "value": "71"
                            }, 
                            {
                                "value": "91"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of LaNbO4 Addition on the Mechanical Properties of Ceria-Tetragonal Zirconia Polycrystal Matrices, S. Maschio, G. Pezzotti, and O. Sbaizero, Journal of the European Ceramic Society, Vol. 18, pp. 1779-1785 (1998), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2.yLaNbO4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "500"
                    }, 
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "100"
                    }, 
                    {
                        "value": "100"
                    }, 
                    {
                        "value": "80"
                    }, 
                    {
                        "value": "510"
                    }, 
                    {
                        "value": "590"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "560"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "480"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Mole Fraction of CeO2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of LaNbO4"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.7"
                            }, 
                            {
                                "value": "99.4"
                            }, 
                            {
                                "value": "99.1"
                            }, 
                            {
                                "value": "99.1"
                            }, 
                            {
                                "value": "99.1"
                            }, 
                            {
                                "minimum": "98"
                            }, 
                            {
                                "value": "98.7"
                            }, 
                            {
                                "minimum": "98"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "minimum": "98"
                            }, 
                            {
                                "value": "99.2"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of LaNbO4 Addition on the Mechanical Properties of Ceria-Tetragonal Zirconia Polycrystal Matrices, S. Maschio, G. Pezzotti, and O. Sbaizero, Journal of the European Ceramic Society, Vol. 18, pp. 1779-1785 (1998), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2.yLaNbO4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "3"
                    }, 
                    {
                        "value": "9"
                    }, 
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "7"
                    }, 
                    {
                        "value": "9.1"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "6.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Mole Fraction of CeO2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of LaNbO4"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.7"
                            }, 
                            {
                                "value": "99.1"
                            }, 
                            {
                                "minimum": "98"
                            }, 
                            {
                                "value": "98.7"
                            }, 
                            {
                                "minimum": "98"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "minimum": "98"
                            }, 
                            {
                                "value": "99.2"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Oxidation Resistance Evaluation of Silicon Carbide Ceramics with Various Additives, M. Maeda, K. Nakamura, and M. Yamada, Journal of the American Ceramic Society, Vol. 72 3, pp. 512-514 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0008"
                    }, 
                    {
                        "value": "0.0010"
                    }, 
                    {
                        "value": "0.0012"
                    }, 
                    {
                        "value": "0.0020"
                    }, 
                    {
                        "value": "0.0020"
                    }, 
                    {
                        "value": "0.0024"
                    }, 
                    {
                        "value": "0.0030"
                    }, 
                    {
                        "value": "0.0033"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Oxidation Time"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Volume Fraction of Water Vapor"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Oxidation Resistance Evaluation of Silicon Carbide Ceramics with Various Additives, M. Maeda, K. Nakamura, and M. Yamada, Journal of the American Ceramic Society, Vol. 72 3, pp. 512-514 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0005"
                    }, 
                    {
                        "value": "0.0007"
                    }, 
                    {
                        "value": "0.0009"
                    }, 
                    {
                        "value": "0.0017"
                    }, 
                    {
                        "value": "0.0016"
                    }, 
                    {
                        "value": "0.0020"
                    }, 
                    {
                        "value": "0.0025"
                    }, 
                    {
                        "value": "0.0029"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Oxidation Time"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Volume Fraction of Water Vapor"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Oxidation Resistance Evaluation of Silicon Carbide Ceramics with Various Additives, M. Maeda, K. Nakamura, and M. Yamada, Journal of the American Ceramic Society, Vol. 72 3, pp. 512-514 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0002"
                    }, 
                    {
                        "value": "0.0006"
                    }, 
                    {
                        "value": "0.0005"
                    }, 
                    {
                        "value": "0.0011"
                    }, 
                    {
                        "value": "0.0010"
                    }, 
                    {
                        "value": "0.0013"
                    }, 
                    {
                        "value": "0.0014"
                    }, 
                    {
                        "value": "0.0016"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Oxidation Time"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Volume Fraction of Water Vapor"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Oxidation Resistance Evaluation of Silicon Carbide Ceramics with Various Additives, M. Maeda, K. Nakamura, and M. Yamada, Journal of the American Ceramic Society, Vol. 72 3, pp. 512-514 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0004"
                    }, 
                    {
                        "value": "0.0006"
                    }, 
                    {
                        "value": "0.0008"
                    }, 
                    {
                        "value": "0.0014"
                    }, 
                    {
                        "value": "0.0011"
                    }, 
                    {
                        "value": "0.0012"
                    }, 
                    {
                        "value": "0.0015"
                    }, 
                    {
                        "value": "0.0018"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Oxidation Time"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Volume Fraction of Water Vapor"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "D"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Oxidation Resistance Evaluation of Silicon Carbide Ceramics with Various Additives, M. Maeda, K. Nakamura, and M. Yamada, Journal of the American Ceramic Society, Vol. 72 3, pp. 512-514 (1989), published by American Ceramic Society."
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        ], 
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            {
                "name": "NIST_SRD-30"
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        ], 
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            {
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                    {
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            {
                "scalars": [
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                    {
                        "value": "0.0005"
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                    {
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                    }, 
                    {
                        "value": "0.0012"
                    }, 
                    {
                        "value": "0.0008"
                    }, 
                    {
                        "value": "0.0011"
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                    {
                        "value": "0.0014"
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                    {
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                ], 
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                                "value": "80"
                            }, 
                            {
                                "value": "100"
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                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
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                    {
                        "units": "%", 
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                                "value": "0"
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                                "value": "1"
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                            {
                                "value": "3"
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                            {
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                            {
                                "value": "20"
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                            {
                                "value": "30"
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                            {
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                                "value": "E"
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                "citation": "Oxidation Resistance Evaluation of Silicon Carbide Ceramics with Various Additives, M. Maeda, K. Nakamura, and M. Yamada, Journal of the American Ceramic Society, Vol. 72 3, pp. 512-514 (1989), published by American Ceramic Society."
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        ], 
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        ], 
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            {
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                            {
                                "value": "0.112"
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                    {
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                                "value": "A"
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    }, 
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                "citation": "Oxidation Resistance Evaluation of Silicon Carbide Ceramics with Various Additives, M. Maeda, K. Nakamura, and M. Yamada, Journal of the American Ceramic Society, Vol. 72 3, pp. 512-514 (1989), published by American Ceramic Society."
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "3.188"
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                            {
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                    {
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                                "value": "B"
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    }, 
    {
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                "citation": "Oxidation Resistance Evaluation of Silicon Carbide Ceramics with Various Additives, M. Maeda, K. Nakamura, and M. Yamada, Journal of the American Ceramic Society, Vol. 72 3, pp. 512-514 (1989), published by American Ceramic Society."
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        ], 
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            }, 
            {
                "scalars": [
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                                "value": "C"
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            {
                "scalars": [
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                        "value": "3.075"
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                            {
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                    {
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                                "value": "D"
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        ], 
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        ], 
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            {
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                            {
                                "value": "0.112"
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                    }, 
                    {
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                                "value": "E"
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    {
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                "citation": "Oxidation Resistance Evaluation of Silicon Carbide Ceramics with Various Additives, M. Maeda, K. Nakamura, and M. Yamada, Journal of the American Ceramic Society, Vol. 72 3, pp. 512-514 (1989), published by American Ceramic Society."
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        ], 
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        ], 
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            {
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            {
                "scalars": [
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                    {
                        "uncertainty": "40", 
                        "value": "472"
                    }, 
                    {
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                        "value": "531"
                    }, 
                    {
                        "uncertainty": "30", 
                        "value": "492"
                    }, 
                    {
                        "uncertainty": "30", 
                        "value": "482"
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                    {
                        "uncertainty": "30", 
                        "value": "545"
                    }, 
                    {
                        "uncertainty": "30", 
                        "value": "521"
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                    {
                        "uncertainty": "60", 
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                    }, 
                    {
                        "uncertainty": "60", 
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                    {
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                        "value": "560"
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                    {
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                        "value": "516"
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                    {
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                            {
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                            {
                                "value": "100"
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                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
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                    {
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                                "value": "0"
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                            {
                                "value": "0"
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                            {
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                            {
                                "value": "3"
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                                "value": "5"
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                            {
                                "value": "10"
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                                "value": "20"
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                            {
                                "value": "30"
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                            {
                                "value": "40"
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                    {
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                                "value": "A"
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            {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                        "value": "484"
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                    {
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                            {
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                            {
                                "value": "100"
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                            {
                                "value": "100"
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                            {
                                "value": "100"
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                            {
                                "value": "100"
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                            {
                                "value": "100"
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                            {
                                "value": "100"
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                            {
                                "value": "100"
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                            {
                                "value": "100"
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                    }, 
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                                "value": "C"
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                            {
                                "value": "100"
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                            {
                                "value": "100"
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                    {
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                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
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                            {
                                "value": "40"
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                        ], 
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                    {
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                                "value": "D"
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                "citation": "Oxidation Resistance Evaluation of Silicon Carbide Ceramics with Various Additives, M. Maeda, K. Nakamura, and M. Yamada, Journal of the American Ceramic Society, Vol. 72 3, pp. 512-514 (1989), published by American Ceramic Society."
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                "name": "NIST_SRD-30"
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        ], 
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            {
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            {
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                    {
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                    {
                        "uncertainty": "50", 
                        "value": "310"
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                    {
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                        "value": "339"
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                    {
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                    {
                        "uncertainty": "60", 
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                    {
                        "uncertainty": "40", 
                        "value": "342"
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                    {
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                    {
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                    {
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                    {
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                        "value": "375"
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                    {
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                                "value": "0"
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                            {
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                            {
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                            {
                                "value": "1000"
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                            {
                                "value": "100"
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                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
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                            {
                                "value": "100"
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                    {
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                            {
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                            {
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                            {
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                            {
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                            {
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            {
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            {
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        "category": "system.chemical", 
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            {
                "citation": "Structural and Mechanical Properties of TiB2 and TiC Prepared by Self-Propagating High-Temperature Synthesis/Dynamic Compaction, L. Wang, M.R. Wixom, and L.T. Thompson, Journal of Materials Science, Vol. 29, pp. 534-543 (1994), published by Chapman and Hall."
            }
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        ], 
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            }
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                "conditions": [
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                "citation": "Structural and Mechanical Properties of TiB2 and TiC Prepared by Self-Propagating High-Temperature Synthesis/Dynamic Compaction, L. Wang, M.R. Wixom, and L.T. Thompson, Journal of Materials Science, Vol. 29, pp. 534-543 (1994), published by Chapman and Hall."
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                "citation": "Structural and Mechanical Properties of TiB2 and TiC Prepared by Self-Propagating High-Temperature Synthesis/Dynamic Compaction, L. Wang, M.R. Wixom, and L.T. Thompson, Journal of Materials Science, Vol. 29, pp. 534-543 (1994), published by Chapman and Hall."
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                "citation": "Structural and Mechanical Properties of TiB2 and TiC Prepared by Self-Propagating High-Temperature Synthesis/Dynamic Compaction, L. Wang, M.R. Wixom, and L.T. Thompson, Journal of Materials Science, Vol. 29, pp. 534-543 (1994), published by Chapman and Hall."
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                "citation": "Structural and Mechanical Properties of TiB2 and TiC Prepared by Self-Propagating High-Temperature Synthesis/Dynamic Compaction, L. Wang, M.R. Wixom, and L.T. Thompson, Journal of Materials Science, Vol. 29, pp. 534-543 (1994), published by Chapman and Hall."
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                "citation": "Structural and Mechanical Properties of TiB2 and TiC Prepared by Self-Propagating High-Temperature Synthesis/Dynamic Compaction, L. Wang, M.R. Wixom, and L.T. Thompson, Journal of Materials Science, Vol. 29, pp. 534-543 (1994), published by Chapman and Hall."
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                "citation": "Structural and Mechanical Properties of TiB2 and TiC Prepared by Self-Propagating High-Temperature Synthesis/Dynamic Compaction, L. Wang, M.R. Wixom, and L.T. Thompson, Journal of Materials Science, Vol. 29, pp. 534-543 (1994), published by Chapman and Hall."
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                    {
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                "citation": "Structural and Mechanical Properties of TiB2 and TiC Prepared by Self-Propagating High-Temperature Synthesis/Dynamic Compaction, L. Wang, M.R. Wixom, and L.T. Thompson, Journal of Materials Science, Vol. 29, pp. 534-543 (1994), published by Chapman and Hall."
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            }
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                    {
                        "value": "7.4"
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                    {
                        "value": "7.4"
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                        "value": "7.5"
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                    {
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                    {
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                        "value": "8.7"
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                    {
                        "value": "8.8"
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                    {
                        "value": "8.9"
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                    {
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                    }, 
                    {
                        "value": "8.7"
                    }, 
                    {
                        "value": "10.4"
                    }, 
                    {
                        "value": "10.6"
                    }, 
                    {
                        "value": "10.5"
                    }, 
                    {
                        "value": "10.7"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "6.25"
                            }, 
                            {
                                "value": "6.25"
                            }, 
                            {
                                "value": "6.25"
                            }, 
                            {
                                "value": "6.25"
                            }, 
                            {
                                "value": "6.25"
                            }, 
                            {
                                "value": "6.25"
                            }, 
                            {
                                "value": "6.25"
                            }, 
                            {
                                "value": "6.25"
                            }, 
                            {
                                "value": "6.25"
                            }, 
                            {
                                "value": "6.25"
                            }, 
                            {
                                "value": "6.25"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }
                        ], 
                        "name": "Mass Fraction Al2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "94"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "59"
                            }, 
                            {
                                "value": "59"
                            }, 
                            {
                                "value": "122"
                            }, 
                            {
                                "value": "57"
                            }, 
                            {
                                "value": "88"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "168"
                            }, 
                            {
                                "value": "405"
                            }, 
                            {
                                "value": "579"
                            }, 
                            {
                                "value": "785"
                            }, 
                            {
                                "value": "1079"
                            }, 
                            {
                                "value": "1079"
                            }, 
                            {
                                "value": "1293"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "69"
                            }, 
                            {
                                "value": "84"
                            }, 
                            {
                                "value": "179"
                            }, 
                            {
                                "value": "282"
                            }, 
                            {
                                "value": "313"
                            }, 
                            {
                                "value": "408"
                            }, 
                            {
                                "value": "582"
                            }, 
                            {
                                "value": "788"
                            }, 
                            {
                                "value": "1201"
                            }, 
                            {
                                "value": "97"
                            }, 
                            {
                                "value": "105"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "148"
                            }, 
                            {
                                "value": "203"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "242"
                            }, 
                            {
                                "value": "442"
                            }, 
                            {
                                "value": "441"
                            }, 
                            {
                                "value": "1394"
                            }, 
                            {
                                "value": "1409"
                            }
                        ], 
                        "name": "Crack Length"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Temperature Dependence of the Elastic Constants of Yttrium Aluminum Garnet, W.J. Alton and A.J. Barlow, Journal of Applied Physics, Vol. 38 7, pp. 3023-3024 (1967), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Yttrium aluminum garnet (YAG)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y3Al5O12", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "8.6155"
                    }, 
                    {
                        "value": "4.9487"
                    }, 
                    {
                        "value": "5.0305"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Shear 1"
                            }, 
                            {
                                "value": "Shear 2"
                            }
                        ], 
                        "name": "Mode"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Kinetics and Mechanisms of High-Temperature Creep in Silicon Carbide:  III, Sintered $\\alpha$-Silicon Carbide, J.E. Lane, C.H. Carter, Jr., and R.F. Davies, Journal of the American Ceramic Society, Vol. 71 4, pp. 281-295 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Plate"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "B4C"
                    }, 
                    {
                        "value": "C (free)"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "2.0"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Kinetics and Mechanisms of High-Temperature Creep in Silicon Carbide:  III, Sintered $\\alpha$-Silicon Carbide, J.E. Lane, C.H. Carter, Jr., and R.F. Davies, Journal of the American Ceramic Society, Vol. 71 4, pp. 281-295 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Plate"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.55"
                    }, 
                    {
                        "value": "14.6"
                    }, 
                    {
                        "value": "55.6"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "633"
                    }, 
                    {
                        "value": "1.50"
                    }, 
                    {
                        "value": "1.88"
                    }, 
                    {
                        "value": "3.82"
                    }, 
                    {
                        "value": "12.9"
                    }, 
                    {
                        "value": "28.3"
                    }, 
                    {
                        "value": "119"
                    }, 
                    {
                        "value": "385"
                    }, 
                    {
                        "value": "0.37"
                    }, 
                    {
                        "value": "0.98"
                    }, 
                    {
                        "value": "2.52"
                    }, 
                    {
                        "value": "5.09"
                    }, 
                    {
                        "value": "11.4"
                    }, 
                    {
                        "value": "31.1"
                    }, 
                    {
                        "value": "128"
                    }, 
                    {
                        "value": "534"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "179"
                            }, 
                            {
                                "value": "179"
                            }, 
                            {
                                "value": "179"
                            }, 
                            {
                                "value": "179"
                            }, 
                            {
                                "value": "179"
                            }, 
                            {
                                "value": "345"
                            }, 
                            {
                                "value": "345"
                            }, 
                            {
                                "value": "345"
                            }, 
                            {
                                "value": "345"
                            }, 
                            {
                                "value": "345"
                            }, 
                            {
                                "value": "345"
                            }, 
                            {
                                "value": "345"
                            }, 
                            {
                                "value": "414"
                            }, 
                            {
                                "value": "414"
                            }, 
                            {
                                "value": "414"
                            }, 
                            {
                                "value": "414"
                            }, 
                            {
                                "value": "414"
                            }, 
                            {
                                "value": "414"
                            }, 
                            {
                                "value": "414"
                            }, 
                            {
                                "value": "414"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Kinetics and Mechanisms of High-Temperature Creep in Silicon Carbide:  III, Sintered $\\alpha$-Silicon Carbide, J.E. Lane, C.H. Carter, Jr., and R.F. Davies, Journal of the American Ceramic Society, Vol. 71 4, pp. 281-295 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Plate"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.158"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "98.4"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Kinetics and Mechanisms of High-Temperature Creep in Silicon Carbide:  III, Sintered $\\alpha$-Silicon Carbide, J.E. Lane, C.H. Carter, Jr., and R.F. Davies, Journal of the American Ceramic Society, Vol. 71 4, pp. 281-295 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Plate"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.70"
                    }, 
                    {
                        "value": "3.69"
                    }, 
                    {
                        "value": "3.80"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "ks", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "86.4"
                            }, 
                            {
                                "value": "172.8"
                            }
                        ], 
                        "name": "Annealing Time"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Natural Specimen"
            }
        ], 
        "references": [
            {
                "citation": "Heat Capacity of Diamond at High Temperatures, A.C. Victor, Journal of Chemical Physics, Vol. 36 7, pp. 1903-1911 (1962), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "509.3"
                    }, 
                    {
                        "value": "515.6"
                    }, 
                    {
                        "value": "584.9"
                    }, 
                    {
                        "value": "654.2"
                    }, 
                    {
                        "value": "722.1"
                    }, 
                    {
                        "value": "788.3"
                    }, 
                    {
                        "value": "852.1"
                    }, 
                    {
                        "value": "913.0"
                    }, 
                    {
                        "value": "971.2"
                    }, 
                    {
                        "value": "1027"
                    }, 
                    {
                        "value": "1079"
                    }, 
                    {
                        "value": "1129"
                    }, 
                    {
                        "value": "1243"
                    }, 
                    {
                        "value": "1342"
                    }, 
                    {
                        "value": "1428"
                    }, 
                    {
                        "value": "1502"
                    }, 
                    {
                        "value": "1567"
                    }, 
                    {
                        "value": "1623"
                    }, 
                    {
                        "value": "1673"
                    }, 
                    {
                        "value": "1718"
                    }, 
                    {
                        "value": "1759"
                    }, 
                    {
                        "value": "1798"
                    }, 
                    {
                        "value": "1836"
                    }, 
                    {
                        "value": "1874"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.15"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "360"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "420"
                            }, 
                            {
                                "value": "440"
                            }, 
                            {
                                "value": "460"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J/(mol K", 
                        "scalars": [
                            {
                                "value": "6.117"
                            }, 
                            {
                                "value": "6.192"
                            }, 
                            {
                                "value": "7.025"
                            }, 
                            {
                                "value": "7.858"
                            }, 
                            {
                                "value": "8.673"
                            }, 
                            {
                                "value": "9.468"
                            }, 
                            {
                                "value": "10.23"
                            }, 
                            {
                                "value": "10.97"
                            }, 
                            {
                                "value": "11.66"
                            }, 
                            {
                                "value": "12.33"
                            }, 
                            {
                                "value": "12.96"
                            }, 
                            {
                                "value": "13.56"
                            }, 
                            {
                                "value": "14.93"
                            }, 
                            {
                                "value": "16.12"
                            }, 
                            {
                                "value": "17.15"
                            }, 
                            {
                                "value": "18.04"
                            }, 
                            {
                                "value": "18.82"
                            }, 
                            {
                                "value": "19.50"
                            }, 
                            {
                                "value": "20.10"
                            }, 
                            {
                                "value": "20.64"
                            }, 
                            {
                                "value": "21.13"
                            }, 
                            {
                                "value": "21.60"
                            }, 
                            {
                                "value": "22.05"
                            }, 
                            {
                                "value": "22.51"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Behavior of Transition Metal Carbide Samples under Micro-mechanical Testing, Yu. G. Tkachenko, G. A. Bovkun, and V. F. Berdikov, Poroshkovaya Metallurgiya (Metallurgy of Powders) 5, pp. 57-61 (1977)."
            }
        ], 
        "names": [
            "Titanium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "26"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "g", 
                        "scalars": [
                            {
                                "value": "200"
                            }
                        ], 
                        "name": "Load"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Mullite Prepared by the Sol-Gel Method, M.G.M.U. Ismail, Z. Nakai, and S. Somiya, Journal of the American Ceramic Society, Vol. 70 1, pp. C-7-C-8 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Mullite Prepared by the Sol-Gel Method, M.G.M.U. Ismail, Z. Nakai, and S. Somiya, Journal of the American Ceramic Society, Vol. 70 1, pp. C-7-C-8 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.15"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Mullite Prepared by the Sol-Gel Method, M.G.M.U. Ismail, Z. Nakai, and S. Somiya, Journal of the American Ceramic Society, Vol. 70 1, pp. C-7-C-8 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "246"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Mullite Prepared by the Sol-Gel Method, M.G.M.U. Ismail, Z. Nakai, and S. Somiya, Journal of the American Ceramic Society, Vol. 70 1, pp. C-7-C-8 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "18", 
                        "value": "405"
                    }, 
                    {
                        "uncertainty": "27", 
                        "value": "350"
                    }, 
                    {
                        "value": "340"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Mullite Prepared by the Sol-Gel Method, M.G.M.U. Ismail, Z. Nakai, and S. Somiya, Journal of the American Ceramic Society, Vol. 70 1, pp. C-7-C-8 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.7"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure and Mechanical Properties of Mullite Prepared by the Sol-Gel Method, M.G.M.U. Ismail, Z. Nakai, and S. Somiya, Journal of the American Ceramic Society, Vol. 70 1, pp. C-7-C-8 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "12.0"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Physical Properties and Structure of Silica-Alumina-Europium Oxide Glasses, S. Tanabe, N. Soga, K. Hirao, and T. Hanada, Journal of the American Ceramic Society, Vol. 73 6, pp. 1733-1736 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silica composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "0.5SiO2.(0.5-x)Al2O3.xE2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:Eu"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Noncrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "90.2"
                    }, 
                    {
                        "value": "89.6"
                    }, 
                    {
                        "value": "93.7"
                    }, 
                    {
                        "value": "94.6"
                    }, 
                    {
                        "value": "98.6"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.19"
                            }, 
                            {
                                "value": "0.20"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.30"
                            }
                        ], 
                        "name": "Mole Fraction of Eu2O3"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.89"
                            }, 
                            {
                                "value": "4.16"
                            }, 
                            {
                                "value": "4.35"
                            }, 
                            {
                                "value": "4.59"
                            }, 
                            {
                                "value": "5.02"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Physical Properties and Structure of Silica-Alumina-Europium Oxide Glasses, S. Tanabe, N. Soga, K. Hirao, and T. Hanada, Journal of the American Ceramic Society, Vol. 73 6, pp. 1733-1736 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silica composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "0.5SiO2.(0.5-x)Al2O3.xE2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:Eu"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Noncrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.52"
                    }, 
                    {
                        "value": "3.89"
                    }, 
                    {
                        "value": "4.16"
                    }, 
                    {
                        "value": "4.35"
                    }, 
                    {
                        "value": "4.59"
                    }, 
                    {
                        "value": "5.02"
                    }, 
                    {
                        "value": "5.39"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.19"
                            }, 
                            {
                                "value": "0.20"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.30"
                            }, 
                            {
                                "value": "0.35"
                            }
                        ], 
                        "name": "Mole Fraction of Eu2O3"
                    }, 
                    {
                        "units": "cm$^{3}$/mol", 
                        "scalars": [
                            {
                                "value": "30.1"
                            }, 
                            {
                                "value": "30.8"
                            }, 
                            {
                                "value": "31.0"
                            }, 
                            {
                                "value": "30.4"
                            }, 
                            {
                                "value": "31.3"
                            }, 
                            {
                                "value": "31.2"
                            }, 
                            {
                                "value": "31.5"
                            }
                        ], 
                        "name": "Molar Volume"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Physical Properties and Structure of Silica-Alumina-Europium Oxide Glasses, S. Tanabe, N. Soga, K. Hirao, and T. Hanada, Journal of the American Ceramic Society, Vol. 73 6, pp. 1733-1736 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silica composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "0.5SiO2.(0.5-x)Al2O3.xE2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:Eu"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Noncrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "118"
                    }, 
                    {
                        "value": "117"
                    }, 
                    {
                        "value": "121"
                    }, 
                    {
                        "value": "118"
                    }, 
                    {
                        "value": "125"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.19"
                            }, 
                            {
                                "value": "0.20"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.30"
                            }
                        ], 
                        "name": "Mole Fraction of Eu2O3"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.89"
                            }, 
                            {
                                "value": "4.16"
                            }, 
                            {
                                "value": "4.35"
                            }, 
                            {
                                "value": "4.59"
                            }, 
                            {
                                "value": "5.02"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Physical Properties and Structure of Silica-Alumina-Europium Oxide Glasses, S. Tanabe, N. Soga, K. Hirao, and T. Hanada, Journal of the American Ceramic Society, Vol. 73 6, pp. 1733-1736 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silica composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "0.5SiO2.(0.5-x)Al2O3.xE2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:Eu"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Noncrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.26"
                    }, 
                    {
                        "value": "6.05"
                    }, 
                    {
                        "value": "6.05"
                    }, 
                    {
                        "value": "5.84"
                    }, 
                    {
                        "value": "5.71"
                    }, 
                    {
                        "value": "3.47"
                    }, 
                    {
                        "value": "3.34"
                    }, 
                    {
                        "value": "3.32"
                    }, 
                    {
                        "value": "3.16"
                    }, 
                    {
                        "value": "3.11"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }
                        ], 
                        "name": "Mode"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.19"
                            }, 
                            {
                                "value": "0.20"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.30"
                            }, 
                            {
                                "value": "0.15"
                            }, 
                            {
                                "value": "0.19"
                            }, 
                            {
                                "value": "0.20"
                            }, 
                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.30"
                            }
                        ], 
                        "name": "Mole Fraction of Eu2O3"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.89"
                            }, 
                            {
                                "value": "4.16"
                            }, 
                            {
                                "value": "4.35"
                            }, 
                            {
                                "value": "4.59"
                            }, 
                            {
                                "value": "5.02"
                            }, 
                            {
                                "value": "3.89"
                            }, 
                            {
                                "value": "4.16"
                            }, 
                            {
                                "value": "4.35"
                            }, 
                            {
                                "value": "4.59"
                            }, 
                            {
                                "value": "5.02"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NT-230"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.08"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NT-230"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "402"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NT-230"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "32", 
                        "value": "431"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "mm/s", 
                        "scalars": [
                            {
                                "value": "0.000004"
                            }
                        ], 
                        "name": "Crosshead Speed"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NT-230"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.3"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NT-230"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "21.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Influence of Grain Size and Secondary Phase on the Fracture Toughness of Sintered MgO Bodies (Part 2:  Addition of Fe2O3), Y. Tsuru, K. Yasuda, Y. Matsuo, S. Kimura, and E. Yasuda, Journal of the Ceramic Society of Japan Inter. Ed., Vol. 101, pp. 165-169 (1993), published by FUJI Technology Press Ltd.."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO.xFe2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O:Fe"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "172"
                    }, 
                    {
                        "value": "187"
                    }, 
                    {
                        "value": "174"
                    }, 
                    {
                        "value": "192"
                    }, 
                    {
                        "value": "195"
                    }, 
                    {
                        "value": "165"
                    }, 
                    {
                        "value": "168"
                    }, 
                    {
                        "value": "196"
                    }, 
                    {
                        "value": "196"
                    }, 
                    {
                        "value": "217"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Mass Fraction of Fe2O3"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "82"
                            }, 
                            {
                                "value": "69"
                            }, 
                            {
                                "value": "53"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "84"
                            }, 
                            {
                                "value": "69"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "41"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Influence of Grain Size and Secondary Phase on the Fracture Toughness of Sintered MgO Bodies (Part 2:  Addition of Fe2O3), Y. Tsuru, K. Yasuda, Y. Matsuo, S. Kimura, and E. Yasuda, Journal of the Ceramic Society of Japan Inter. Ed., Vol. 101, pp. 165-169 (1993), published by FUJI Technology Press Ltd.."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO.xFe2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O:Fe"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.60"
                    }, 
                    {
                        "value": "1.55"
                    }, 
                    {
                        "value": "1.76"
                    }, 
                    {
                        "value": "1.85"
                    }, 
                    {
                        "value": "1.72"
                    }, 
                    {
                        "value": "2.61"
                    }, 
                    {
                        "value": "2.35"
                    }, 
                    {
                        "value": "2.65"
                    }, 
                    {
                        "value": "2.39"
                    }, 
                    {
                        "value": "2.35"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Mass Fraction of Fe2O3"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "51"
                            }, 
                            {
                                "value": "69"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "34"
                            }, 
                            {
                                "value": "54"
                            }, 
                            {
                                "value": "69"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Temperature Dependence of the Youngs modulus of the Composite TiB2-Fe, R.A. Andrievski and B.U. Asanov, Journal of Materials Science Letters, Vol. 10, pp. 147-148 (1991), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xFe", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:Fe"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "477"
                    }, 
                    {
                        "value": "473"
                    }, 
                    {
                        "value": "470"
                    }, 
                    {
                        "value": "466"
                    }, 
                    {
                        "value": "463"
                    }, 
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "455"
                    }, 
                    {
                        "value": "454"
                    }, 
                    {
                        "value": "449"
                    }, 
                    {
                        "value": "441"
                    }, 
                    {
                        "value": "434"
                    }, 
                    {
                        "value": "426"
                    }, 
                    {
                        "value": "417"
                    }, 
                    {
                        "value": "398"
                    }, 
                    {
                        "value": "319"
                    }, 
                    {
                        "value": "313"
                    }, 
                    {
                        "value": "303"
                    }, 
                    {
                        "value": "297"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "284"
                    }, 
                    {
                        "value": "277"
                    }, 
                    {
                        "value": "270"
                    }, 
                    {
                        "value": "261"
                    }, 
                    {
                        "value": "249"
                    }, 
                    {
                        "value": "227"
                    }, 
                    {
                        "value": "212"
                    }, 
                    {
                        "value": "186"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "28"
                            }
                        ], 
                        "name": "Volume Fraction of Fe"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1100"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Temperature Dependence of the Youngs modulus of the Composite TiB2-Fe, R.A. Andrievski and B.U. Asanov, Journal of Materials Science Letters, Vol. 10, pp. 147-148 (1991), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xFe", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:Fe"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.12"
                    }, 
                    {
                        "value": "0.20"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "28"
                            }
                        ], 
                        "name": "Volume Fraction of Fe"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Temperature Dependence of the Youngs modulus of the Composite TiB2-Fe, R.A. Andrievski and B.U. Asanov, Journal of Materials Science Letters, Vol. 10, pp. 147-148 (1991), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xFe", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B:Fe"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5"
                    }, 
                    {
                        "value": "11"
                    }
                ], 
                "units": "%", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "28"
                            }
                        ], 
                        "name": "Volume Fraction of Fe"
                    }
                ], 
                "name": "Porosity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Characterization of Corrosion Mechanisms Occurring in a Sintered SiC Exposed to Basic Coal Slags, M.K. Ferber, J. Ogle, V.J. Tennery, and T. Henson, Journal of the American Ceramic Society, Vol. 68 4, pp. 191-197 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "7.6", 
                        "value": "397"
                    }, 
                    {
                        "uncertainty": "6.6", 
                        "value": "375"
                    }, 
                    {
                        "uncertainty": "8.9", 
                        "value": "354"
                    }, 
                    {
                        "uncertainty": "9.3", 
                        "value": "361"
                    }, 
                    {
                        "uncertainty": "9.3", 
                        "value": "335"
                    }, 
                    {
                        "uncertainty": "3.6", 
                        "value": "285"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "24"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "Basic Slag"
                            }, 
                            {
                                "value": "Basic Slag"
                            }
                        ], 
                        "name": "Environment"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Synthetic Corundum (Leucosapphire): Specific Heat at Constant Pressure at 4-2300 K, M. P. Orlova, Ya. A. Korolev, Yu. R. Chashkin a.o., Tables of Standard Reference Data. GSSSD 65-84, pp. 1-8 (1985), edited by National Standard Reference Data Service of the USSR, published by The Standards Publishers, Moscow, USSR."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Cerbec"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Powder"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "500", 
                        "value": "2500"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "2000", 
                                "maximum": "3000"
                            }
                        ], 
                        "name": "Edge Length"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Synthetic Corundum (Leucosapphire): Specific Heat at Constant Pressure at 4-2300 K, M. P. Orlova, Ya. A. Korolev, Yu. R. Chashkin a.o., Tables of Standard Reference Data. GSSSD 65-84, pp. 1-8 (1985), edited by National Standard Reference Data Service of the USSR, published by The Standards Publishers, Moscow, USSR."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Cerbec"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Powder"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.001", 
                        "value": "0.005"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "0.007"
                    }, 
                    {
                        "uncertainty": "0.006", 
                        "value": "0.717"
                    }, 
                    {
                        "uncertainty": "0.018", 
                        "value": "2.542"
                    }, 
                    {
                        "uncertainty": "0.040", 
                        "value": "6.710"
                    }, 
                    {
                        "uncertainty": "0.07", 
                        "value": "14.57"
                    }, 
                    {
                        "uncertainty": "0.03", 
                        "value": "27.22"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "45.00"
                    }, 
                    {
                        "uncertainty": "0.06", 
                        "value": "67.74"
                    }, 
                    {
                        "uncertainty": "0.09", 
                        "value": "94.95"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "126.0"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "313.4"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "501.6"
                    }, 
                    {
                        "uncertainty": "0.7", 
                        "value": "779.1"
                    }, 
                    {
                        "uncertainty": "0.9", 
                        "value": "943.5"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "1043"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "1148"
                    }, 
                    {
                        "uncertainty": "2", 
                        "value": "1179"
                    }, 
                    {
                        "uncertainty": "2", 
                        "value": "1203"
                    }, 
                    {
                        "uncertainty": "2", 
                        "value": "1222"
                    }, 
                    {
                        "uncertainty": "3", 
                        "value": "1296"
                    }, 
                    {
                        "uncertainty": "3", 
                        "value": "1322"
                    }, 
                    {
                        "uncertainty": "5", 
                        "value": "1367"
                    }, 
                    {
                        "uncertainty": "6", 
                        "value": "1419"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Grinding on Strength and Surface Integrity of Silicon Nitride:  Part I, S. Jahanmir, T.J. Strakna, G.D. Quinn, H. Liang, R.L. Allor, and R.D. West, NIST Special Publication 847:Machining of Advanced Materials, pp. 263-277 (1993), edited by S. Jahanmir, published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:FeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Eaton Corporation"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.36"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Grinding on Strength and Surface Integrity of Silicon Nitride:  Part I, S. Jahanmir, T.J. Strakna, G.D. Quinn, H. Liang, R.L. Allor, and R.D. West, NIST Special Publication 847:Machining of Advanced Materials, pp. 263-277 (1993), edited by S. Jahanmir, published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:FeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Eaton Corporation"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "59"
                    }, 
                    {
                        "value": "590"
                    }
                ], 
                "units": "mm$^{3}$/min", 
                "conditions": [
                    {
                        "units": "mm/pass", 
                        "scalars": [
                            {
                                "value": "0.0025"
                            }, 
                            {
                                "value": "0.0127"
                            }, 
                            {
                                "value": "0.2540"
                            }
                        ], 
                        "name": "Down Feed"
                    }, 
                    {
                        "units": "mm/pass", 
                        "scalars": [
                            {
                                "value": "1.58"
                            }, 
                            {
                                "value": "0.381"
                            }, 
                            {
                                "value": "0.381"
                            }
                        ], 
                        "name": "Cross Feed"
                    }, 
                    {
                        "units": "m/min", 
                        "scalars": [
                            {
                                "value": "7.62"
                            }, 
                            {
                                "value": "12.2"
                            }, 
                            {
                                "value": "6.10"
                            }
                        ], 
                        "name": "Table Speed"
                    }, 
                    {
                        "units": "m/s", 
                        "scalars": [
                            {
                                "value": "28"
                            }
                        ], 
                        "name": "Wheel Surface Speed"
                    }
                ], 
                "name": "Grinding Rat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Grinding on Strength and Surface Integrity of Silicon Nitride:  Part I, S. Jahanmir, T.J. Strakna, G.D. Quinn, H. Liang, R.L. Allor, and R.D. West, NIST Special Publication 847:Machining of Advanced Materials, pp. 263-277 (1993), edited by S. Jahanmir, published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:FeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Eaton Corporation"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "18"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Strength test Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Grinding Condition"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Grinding on Strength and Surface Integrity of Silicon Nitride:  Part I, S. Jahanmir, T.J. Strakna, G.D. Quinn, H. Liang, R.L. Allor, and R.D. West, NIST Special Publication 847:Machining of Advanced Materials, pp. 263-277 (1993), edited by S. Jahanmir, published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:FeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Eaton Corporation"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "225"
                    }, 
                    {
                        "value": "208"
                    }, 
                    {
                        "value": "214"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Strength Test Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Grinding Condition"
                    }
                ], 
                "name": "Weibull Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Grinding on Strength and Surface Integrity of Silicon Nitride:  Part I, S. Jahanmir, T.J. Strakna, G.D. Quinn, H. Liang, R.L. Allor, and R.D. West, NIST Special Publication 847:Machining of Advanced Materials, pp. 263-277 (1993), edited by S. Jahanmir, published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Ceradyne"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.22"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Grinding on Strength and Surface Integrity of Silicon Nitride:  Part I, S. Jahanmir, T.J. Strakna, G.D. Quinn, H. Liang, R.L. Allor, and R.D. West, NIST Special Publication 847:Machining of Advanced Materials, pp. 263-277 (1993), edited by S. Jahanmir, published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Ceradyne"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "59"
                    }, 
                    {
                        "value": "590"
                    }
                ], 
                "units": "mm$^{3}$/min", 
                "conditions": [
                    {
                        "units": "mm/pass", 
                        "scalars": [
                            {
                                "value": "0.0025"
                            }, 
                            {
                                "value": "0.0127"
                            }, 
                            {
                                "value": "0.2540"
                            }
                        ], 
                        "name": "Down Feed"
                    }, 
                    {
                        "units": "mm/pass", 
                        "scalars": [
                            {
                                "value": "1.58"
                            }, 
                            {
                                "value": "0.381"
                            }, 
                            {
                                "value": "0.381"
                            }
                        ], 
                        "name": "Cross Feed"
                    }, 
                    {
                        "units": "m/min", 
                        "scalars": [
                            {
                                "value": "7.62"
                            }, 
                            {
                                "value": "12.2"
                            }, 
                            {
                                "value": "6.10"
                            }
                        ], 
                        "name": "Table Speed"
                    }, 
                    {
                        "units": "m/s", 
                        "scalars": [
                            {
                                "value": "28"
                            }
                        ], 
                        "name": "Wheel Surface Speed"
                    }
                ], 
                "name": "Grinding Rat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Grinding on Strength and Surface Integrity of Silicon Nitride:  Part I, S. Jahanmir, T.J. Strakna, G.D. Quinn, H. Liang, R.L. Allor, and R.D. West, NIST Special Publication 847:Machining of Advanced Materials, pp. 263-277 (1993), edited by S. Jahanmir, published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Ceradyne"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "11"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Strength test Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Grinding Condition"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Grinding on Strength and Surface Integrity of Silicon Nitride:  Part I, S. Jahanmir, T.J. Strakna, G.D. Quinn, H. Liang, R.L. Allor, and R.D. West, NIST Special Publication 847:Machining of Advanced Materials, pp. 263-277 (1993), edited by S. Jahanmir, published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Ceradyne"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "723"
                    }, 
                    {
                        "value": "688"
                    }, 
                    {
                        "value": "700"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Strength Test Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Grinding Condition"
                    }
                ], 
                "name": "Weibull Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Cubic Boron Nitride:  Synthesis, Physicochemical Properties and Applications, L. Vel, G. Demanzeau, and J. Etourneau, Materials Science and Engineering, Vol. B10, pp. 149-164 (1991), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Boron nitride (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.001", 
                        "value": "3.615"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Cubic Boron Nitride:  Synthesis, Physicochemical Properties and Applications, L. Vel, G. Demanzeau, and J. Etourneau, Materials Science and Engineering, Vol. B10, pp. 149-164 (1991), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Boron nitride (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.80"
                    }, 
                    {
                        "value": "5.60"
                    }, 
                    {
                        "value": "6.45"
                    }, 
                    {
                        "value": "5.80"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "1170"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1430"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Creep and Cavitation of Polycrystalline Aluminum Nitride, Z.C. Jou and A.V. Virkar, Journal of the American Ceramic Society, Vol. 73 7, pp. 1928-1935 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.1"
                    }, 
                    {
                        "value": "19"
                    }, 
                    {
                        "value": "32"
                    }, 
                    {
                        "value": "76"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "320"
                    }, 
                    {
                        "value": "38"
                    }, 
                    {
                        "value": "72"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "8.9"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "23"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "25"
                    }, 
                    {
                        "value": "36"
                    }, 
                    {
                        "value": "50"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "7.4"
                            }, 
                            {
                                "value": "7.4"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "19"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1720"
                            }, 
                            {
                                "value": "1720"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1753"
                            }, 
                            {
                                "value": "1753"
                            }, 
                            {
                                "value": "1753"
                            }, 
                            {
                                "value": "1753"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "59"
                            }, 
                            {
                                "value": "79"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "59"
                            }, 
                            {
                                "value": "79"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "61"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Creep and Cavitation of Polycrystalline Aluminum Nitride, Z.C. Jou and A.V. Virkar, Journal of the American Ceramic Society, Vol. 73 7, pp. 1928-1935 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.258"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "minimum": "99.9"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Creep and Cavitation of Polycrystalline Aluminum Nitride, Z.C. Jou and A.V. Virkar, Journal of the American Ceramic Society, Vol. 73 7, pp. 1928-1935 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.1", 
                        "value": "1.8"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "4.0"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "7.4"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "12.0"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "19.0"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "2093"
                            }, 
                            {
                                "value": "2203"
                            }, 
                            {
                                "value": "2273"
                            }, 
                            {
                                "value": "2398"
                            }, 
                            {
                                "value": "2398"
                            }
                        ], 
                        "name": "Hot Pressing Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Hot Pressing Time"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "BN Sintered with Al:  Microstructure and Hardness, E. Benko, J. Morgiel, and T. Czeppe, Ceramics International, Vol. 23, pp. 89-91 (1997), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Boron nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "20"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Annealing Time"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Heat Capacity and Thermodynamic Properties of Y2O3 at Temperatures between 14 and 300 K, K.S. Gavrichev, V.E. Gorbunov, L.N. Golushina, G.E. Nikiforova, G.A. Totrova, and I.S. Shaplygin, Russian Journal of Physical Chemistry, Vol. 67 8, pp. 1554-1556 (1993)."
            }
        ], 
        "names": [
            "Yttria"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.489"
                    }, 
                    {
                        "value": "2.046"
                    }, 
                    {
                        "value": "2.743"
                    }, 
                    {
                        "value": "3.699"
                    }, 
                    {
                        "value": "4.854"
                    }, 
                    {
                        "value": "6.222"
                    }, 
                    {
                        "value": "7.905"
                    }, 
                    {
                        "value": "10.31"
                    }, 
                    {
                        "value": "13.02"
                    }, 
                    {
                        "value": "16.56"
                    }, 
                    {
                        "value": "21.19"
                    }, 
                    {
                        "value": "26.31"
                    }, 
                    {
                        "value": "31.13"
                    }, 
                    {
                        "value": "36.95"
                    }, 
                    {
                        "value": "44.86"
                    }, 
                    {
                        "value": "53.63"
                    }, 
                    {
                        "value": "60.49"
                    }, 
                    {
                        "value": "68.69"
                    }, 
                    {
                        "value": "76.48"
                    }, 
                    {
                        "value": "83.92"
                    }, 
                    {
                        "value": "91.58"
                    }, 
                    {
                        "value": "98.49"
                    }, 
                    {
                        "value": "105.1"
                    }, 
                    {
                        "value": "109.7"
                    }, 
                    {
                        "value": "116.4"
                    }, 
                    {
                        "value": "123.0"
                    }, 
                    {
                        "value": "129.9"
                    }, 
                    {
                        "value": "136.6"
                    }, 
                    {
                        "value": "142.4"
                    }, 
                    {
                        "value": "149.7"
                    }, 
                    {
                        "value": "155.7"
                    }, 
                    {
                        "value": "162.2"
                    }, 
                    {
                        "value": "168.9"
                    }, 
                    {
                        "value": "175.9"
                    }, 
                    {
                        "value": "182.5"
                    }, 
                    {
                        "value": "189.1"
                    }, 
                    {
                        "value": "195.1"
                    }, 
                    {
                        "value": "201.6"
                    }, 
                    {
                        "value": "208.0"
                    }, 
                    {
                        "value": "214.2"
                    }, 
                    {
                        "value": "221.2"
                    }, 
                    {
                        "value": "228.1"
                    }, 
                    {
                        "value": "234.5"
                    }, 
                    {
                        "value": "240.5"
                    }, 
                    {
                        "value": "247.4"
                    }, 
                    {
                        "value": "253.7"
                    }, 
                    {
                        "value": "262.3"
                    }, 
                    {
                        "value": "268.6"
                    }, 
                    {
                        "value": "274.7"
                    }, 
                    {
                        "value": "279.7"
                    }, 
                    {
                        "value": "285.9"
                    }, 
                    {
                        "value": "291.8"
                    }, 
                    {
                        "value": "295.2"
                    }, 
                    {
                        "value": "301.8"
                    }, 
                    {
                        "value": "307.4"
                    }, 
                    {
                        "value": "312.4"
                    }, 
                    {
                        "value": "317.4"
                    }, 
                    {
                        "value": "322.1"
                    }, 
                    {
                        "value": "327.0"
                    }, 
                    {
                        "value": "332.1"
                    }, 
                    {
                        "value": "336.5"
                    }, 
                    {
                        "value": "341.2"
                    }, 
                    {
                        "value": "345.6"
                    }, 
                    {
                        "value": "350.0"
                    }, 
                    {
                        "value": "355.5"
                    }, 
                    {
                        "value": "360.4"
                    }, 
                    {
                        "value": "365.2"
                    }, 
                    {
                        "value": "370.6"
                    }, 
                    {
                        "value": "375.6"
                    }, 
                    {
                        "value": "380.2"
                    }, 
                    {
                        "value": "384.4"
                    }, 
                    {
                        "value": "387.2"
                    }, 
                    {
                        "value": "389.2"
                    }, 
                    {
                        "value": "392.9"
                    }, 
                    {
                        "value": "394.8"
                    }, 
                    {
                        "value": "397.1"
                    }, 
                    {
                        "value": "398.1"
                    }, 
                    {
                        "value": "401.2"
                    }, 
                    {
                        "value": "402.5"
                    }, 
                    {
                        "value": "405.6"
                    }, 
                    {
                        "value": "406.5"
                    }, 
                    {
                        "value": "411.1"
                    }, 
                    {
                        "value": "415.0"
                    }, 
                    {
                        "value": "419.0"
                    }, 
                    {
                        "value": "420.8"
                    }, 
                    {
                        "value": "422.6"
                    }, 
                    {
                        "value": "423.1"
                    }, 
                    {
                        "value": "426.4"
                    }, 
                    {
                        "value": "426.6"
                    }, 
                    {
                        "value": "428.2"
                    }, 
                    {
                        "value": "430.7"
                    }, 
                    {
                        "value": "433.6"
                    }, 
                    {
                        "value": "436.9"
                    }, 
                    {
                        "value": "439.0"
                    }, 
                    {
                        "value": "441.6"
                    }, 
                    {
                        "value": "443.7"
                    }, 
                    {
                        "value": "446.4"
                    }, 
                    {
                        "value": "449.9"
                    }, 
                    {
                        "value": "453.9"
                    }, 
                    {
                        "value": "457.0"
                    }, 
                    {
                        "value": "461.5"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "13.91"
                            }, 
                            {
                                "value": "15.26"
                            }, 
                            {
                                "value": "16.92"
                            }, 
                            {
                                "value": "18.72"
                            }, 
                            {
                                "value": "20.50"
                            }, 
                            {
                                "value": "22.41"
                            }, 
                            {
                                "value": "24.46"
                            }, 
                            {
                                "value": "26.80"
                            }, 
                            {
                                "value": "29.16"
                            }, 
                            {
                                "value": "31.73"
                            }, 
                            {
                                "value": "34.68"
                            }, 
                            {
                                "value": "37.62"
                            }, 
                            {
                                "value": "40.24"
                            }, 
                            {
                                "value": "43.25"
                            }, 
                            {
                                "value": "47.00"
                            }, 
                            {
                                "value": "51.09"
                            }, 
                            {
                                "value": "54.23"
                            }, 
                            {
                                "value": "57.86"
                            }, 
                            {
                                "value": "61.18"
                            }, 
                            {
                                "value": "64.32"
                            }, 
                            {
                                "value": "67.53"
                            }, 
                            {
                                "value": "70.42"
                            }, 
                            {
                                "value": "73.22"
                            }, 
                            {
                                "value": "75.13"
                            }, 
                            {
                                "value": "77.90"
                            }, 
                            {
                                "value": "80.65"
                            }, 
                            {
                                "value": "83.38"
                            }, 
                            {
                                "value": "86.11"
                            }, 
                            {
                                "value": "88.80"
                            }, 
                            {
                                "value": "91.79"
                            }, 
                            {
                                "value": "94.43"
                            }, 
                            {
                                "value": "97.15"
                            }, 
                            {
                                "value": "99.92"
                            }, 
                            {
                                "value": "102.73"
                            }, 
                            {
                                "value": "105.53"
                            }, 
                            {
                                "value": "108.28"
                            }, 
                            {
                                "value": "110.99"
                            }, 
                            {
                                "value": "113.68"
                            }, 
                            {
                                "value": "116.43"
                            }, 
                            {
                                "value": "119.22"
                            }, 
                            {
                                "value": "122.24"
                            }, 
                            {
                                "value": "125.49"
                            }, 
                            {
                                "value": "128.51"
                            }, 
                            {
                                "value": "131.43"
                            }, 
                            {
                                "value": "134.46"
                            }, 
                            {
                                "value": "137.61"
                            }, 
                            {
                                "value": "141.87"
                            }, 
                            {
                                "value": "144.87"
                            }, 
                            {
                                "value": "147.77"
                            }, 
                            {
                                "value": "150.66"
                            }, 
                            {
                                "value": "153.51"
                            }, 
                            {
                                "value": "156.44"
                            }, 
                            {
                                "value": "159.37"
                            }, 
                            {
                                "value": "162.25"
                            }, 
                            {
                                "value": "165.47"
                            }, 
                            {
                                "value": "167.86"
                            }, 
                            {
                                "value": "170.90"
                            }, 
                            {
                                "value": "173.92"
                            }, 
                            {
                                "value": "176.97"
                            }, 
                            {
                                "value": "180.03"
                            }, 
                            {
                                "value": "183.01"
                            }, 
                            {
                                "value": "185.98"
                            }, 
                            {
                                "value": "188.94"
                            }, 
                            {
                                "value": "191.90"
                            }, 
                            {
                                "value": "195.89"
                            }, 
                            {
                                "value": "199.14"
                            }, 
                            {
                                "value": "202.92"
                            }, 
                            {
                                "value": "206.81"
                            }, 
                            {
                                "value": "210.70"
                            }, 
                            {
                                "value": "214.67"
                            }, 
                            {
                                "value": "218.67"
                            }, 
                            {
                                "value": "220.34"
                            }, 
                            {
                                "value": "222.65"
                            }, 
                            {
                                "value": "224.23"
                            }, 
                            {
                                "value": "226.54"
                            }, 
                            {
                                "value": "228.12"
                            }, 
                            {
                                "value": "230.47"
                            }, 
                            {
                                "value": "232.00"
                            }, 
                            {
                                "value": "234.39"
                            }, 
                            {
                                "value": "235.91"
                            }, 
                            {
                                "value": "238.31"
                            }, 
                            {
                                "value": "242.27"
                            }, 
                            {
                                "value": "246.25"
                            }, 
                            {
                                "value": "250.28"
                            }, 
                            {
                                "value": "251.38"
                            }, 
                            {
                                "value": "254.38"
                            }, 
                            {
                                "value": "254.43"
                            }, 
                            {
                                "value": "257.36"
                            }, 
                            {
                                "value": "258.42"
                            }, 
                            {
                                "value": "260.29"
                            }, 
                            {
                                "value": "262.41"
                            }, 
                            {
                                "value": "266.40"
                            }, 
                            {
                                "value": "269.96"
                            }, 
                            {
                                "value": "273.10"
                            }, 
                            {
                                "value": "276.21"
                            }, 
                            {
                                "value": "279.41"
                            }, 
                            {
                                "value": "282.98"
                            }, 
                            {
                                "value": "287.73"
                            }, 
                            {
                                "value": "292.50"
                            }, 
                            {
                                "value": "297.24"
                            }, 
                            {
                                "value": "301.95"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "0.3362"
                            }, 
                            {
                                "value": "0.4620"
                            }, 
                            {
                                "value": "0.6194"
                            }, 
                            {
                                "value": "0.8353"
                            }, 
                            {
                                "value": "1.096"
                            }, 
                            {
                                "value": "1.405"
                            }, 
                            {
                                "value": "1.785"
                            }, 
                            {
                                "value": "2.328"
                            }, 
                            {
                                "value": "2.941"
                            }, 
                            {
                                "value": "3.739"
                            }, 
                            {
                                "value": "4.784"
                            }, 
                            {
                                "value": "5.942"
                            }, 
                            {
                                "value": "7.030"
                            }, 
                            {
                                "value": "8.344"
                            }, 
                            {
                                "value": "10.13"
                            }, 
                            {
                                "value": "12.11"
                            }, 
                            {
                                "value": "13.66"
                            }, 
                            {
                                "value": "15.51"
                            }, 
                            {
                                "value": "17.27"
                            }, 
                            {
                                "value": "18.95"
                            }, 
                            {
                                "value": "20.68"
                            }, 
                            {
                                "value": "22.24"
                            }, 
                            {
                                "value": "23.74"
                            }, 
                            {
                                "value": "24.76"
                            }, 
                            {
                                "value": "26.29"
                            }, 
                            {
                                "value": "27.78"
                            }, 
                            {
                                "value": "29.33"
                            }, 
                            {
                                "value": "30.85"
                            }, 
                            {
                                "value": "32.16"
                            }, 
                            {
                                "value": "33.80"
                            }, 
                            {
                                "value": "35.16"
                            }, 
                            {
                                "value": "36.63"
                            }, 
                            {
                                "value": "38.15"
                            }, 
                            {
                                "value": "39.71"
                            }, 
                            {
                                "value": "41.21"
                            }, 
                            {
                                "value": "42.70"
                            }, 
                            {
                                "value": "44.06"
                            }, 
                            {
                                "value": "45.52"
                            }, 
                            {
                                "value": "46.96"
                            }, 
                            {
                                "value": "48.37"
                            }, 
                            {
                                "value": "49.94"
                            }, 
                            {
                                "value": "51.50"
                            }, 
                            {
                                "value": "52.96"
                            }, 
                            {
                                "value": "54.31"
                            }, 
                            {
                                "value": "55.87"
                            }, 
                            {
                                "value": "57.28"
                            }, 
                            {
                                "value": "59.22"
                            }, 
                            {
                                "value": "60.65"
                            }, 
                            {
                                "value": "62.03"
                            }, 
                            {
                                "value": "63.16"
                            }, 
                            {
                                "value": "64.56"
                            }, 
                            {
                                "value": "65.89"
                            }, 
                            {
                                "value": "66.66"
                            }, 
                            {
                                "value": "68.14"
                            }, 
                            {
                                "value": "69.41"
                            }, 
                            {
                                "value": "70.55"
                            }, 
                            {
                                "value": "71.68"
                            }, 
                            {
                                "value": "72.73"
                            }, 
                            {
                                "value": "73.85"
                            }, 
                            {
                                "value": "74.99"
                            }, 
                            {
                                "value": "75.99"
                            }, 
                            {
                                "value": "77.05"
                            }, 
                            {
                                "value": "78.05"
                            }, 
                            {
                                "value": "79.04"
                            }, 
                            {
                                "value": "80.28"
                            }, 
                            {
                                "value": "81.37"
                            }, 
                            {
                                "value": "82.47"
                            }, 
                            {
                                "value": "83.68"
                            }, 
                            {
                                "value": "84.82"
                            }, 
                            {
                                "value": "85.86"
                            }, 
                            {
                                "value": "86.79"
                            }, 
                            {
                                "value": "87.43"
                            }, 
                            {
                                "value": "87.89"
                            }, 
                            {
                                "value": "88.71"
                            }, 
                            {
                                "value": "89.15"
                            }, 
                            {
                                "value": "89.66"
                            }, 
                            {
                                "value": "89.90"
                            }, 
                            {
                                "value": "90.60"
                            }, 
                            {
                                "value": "90.89"
                            }, 
                            {
                                "value": "91.59"
                            }, 
                            {
                                "value": "91.79"
                            }, 
                            {
                                "value": "92.83"
                            }, 
                            {
                                "value": "93.70"
                            }, 
                            {
                                "value": "94.61"
                            }, 
                            {
                                "value": "95.03"
                            }, 
                            {
                                "value": "95.43"
                            }, 
                            {
                                "value": "95.54"
                            }, 
                            {
                                "value": "96.28"
                            }, 
                            {
                                "value": "96.33"
                            }, 
                            {
                                "value": "96.68"
                            }, 
                            {
                                "value": "97.25"
                            }, 
                            {
                                "value": "97.91"
                            }, 
                            {
                                "value": "98.66"
                            }, 
                            {
                                "value": "99.13"
                            }, 
                            {
                                "value": "99.71"
                            }, 
                            {
                                "value": "100.2"
                            }, 
                            {
                                "value": "100.8"
                            }, 
                            {
                                "value": "101.6"
                            }, 
                            {
                                "value": "102.5"
                            }, 
                            {
                                "value": "103.2"
                            }, 
                            {
                                "value": "104.2"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Influence of Grain Size and Secondary Phase on the Fracture Toughness of Sintered MgO Bodies (Part I:  Addition of Al2O3), K. Yasuda, Y. Tsuru, Y. Kanemichi, Y. Matsuo, and S. Kimura, Journal of the Ceramic Society of Japan Inter. Ed., Vol. 100, pp. 790-795 (1992), published by FUJI Technology Press Ltd.."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO.xAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "187"
                    }, 
                    {
                        "value": "214"
                    }, 
                    {
                        "value": "199"
                    }, 
                    {
                        "value": "235"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "246"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "92"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "145"
                    }, 
                    {
                        "value": "93"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "124"
                            }, 
                            {
                                "value": "113"
                            }, 
                            {
                                "value": "95"
                            }, 
                            {
                                "value": "67"
                            }, 
                            {
                                "value": "59"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Influence of Grain Size and Secondary Phase on the Fracture Toughness of Sintered MgO Bodies (Part I:  Addition of Al2O3), K. Yasuda, Y. Tsuru, Y. Kanemichi, Y. Matsuo, and S. Kimura, Journal of the Ceramic Society of Japan Inter. Ed., Vol. 100, pp. 790-795 (1992), published by FUJI Technology Press Ltd.."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO.xAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "53"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "128"
                            }, 
                            {
                                "value": "149"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "31"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Grain-Size Dependence of Fracture Energy in Ceramics:  I, Experiment, R.W. Rice, S.W. Frieman, and P.F. Becher, Journal of the American Ceramic Society, Vol. 64 6, pp. 345-350 (1981), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "11.0"
                    }, 
                    {
                        "value": "17.8"
                    }, 
                    {
                        "value": "8.8"
                    }, 
                    {
                        "value": "13.9"
                    }, 
                    {
                        "value": "15.8"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "17.0"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "10.9"
                    }, 
                    {
                        "value": "10.9"
                    }, 
                    {
                        "value": "7.9"
                    }, 
                    {
                        "value": "13.7"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "7.9"
                            }, 
                            {
                                "value": "9.2"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "51"
                            }, 
                            {
                                "value": "78"
                            }, 
                            {
                                "value": "99"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "160"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Grain-Size Dependence of Fracture Energy in Ceramics:  I, Experiment, R.W. Rice, S.W. Frieman, and P.F. Becher, Journal of the American Ceramic Society, Vol. 64 6, pp. 345-350 (1981), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "8.1"
                    }, 
                    {
                        "value": "7.5"
                    }, 
                    {
                        "value": "20.3"
                    }, 
                    {
                        "value": "8.0"
                    }, 
                    {
                        "value": "22.3"
                    }, 
                    {
                        "value": "14.9"
                    }, 
                    {
                        "value": "25.3"
                    }, 
                    {
                        "value": "25.8"
                    }, 
                    {
                        "value": "18.1"
                    }, 
                    {
                        "value": "29.5"
                    }, 
                    {
                        "value": "25.2"
                    }, 
                    {
                        "value": "23.5"
                    }, 
                    {
                        "value": "19.2"
                    }, 
                    {
                        "value": "20.2"
                    }, 
                    {
                        "value": "21.8"
                    }, 
                    {
                        "value": "15.5"
                    }, 
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "22.0"
                    }, 
                    {
                        "value": "16.0"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.8"
                            }, 
                            {
                                "value": "6.1"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "38"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "52"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "99"
                            }, 
                            {
                                "value": "97"
                            }, 
                            {
                                "value": "125"
                            }, 
                            {
                                "value": "123"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Grain-Size Dependence of Fracture Energy in Ceramics:  I, Experiment, R.W. Rice, S.W. Frieman, and P.F. Becher, Journal of the American Ceramic Society, Vol. 64 6, pp. 345-350 (1981), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "21.3"
                    }, 
                    {
                        "value": "22.7"
                    }, 
                    {
                        "value": "19.0"
                    }, 
                    {
                        "value": "16.8"
                    }, 
                    {
                        "value": "29.7"
                    }, 
                    {
                        "value": "21.4"
                    }, 
                    {
                        "value": "38.0"
                    }, 
                    {
                        "value": "34.8"
                    }, 
                    {
                        "value": "32.5"
                    }, 
                    {
                        "value": "44.1"
                    }, 
                    {
                        "value": "46.5"
                    }, 
                    {
                        "value": "23.4"
                    }, 
                    {
                        "value": "6.4"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "3.1"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "6.0"
                            }, 
                            {
                                "value": "9.3"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "49"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "410"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Grain-Size Dependence of Fracture Energy in Ceramics:  I, Experiment, R.W. Rice, S.W. Frieman, and P.F. Becher, Journal of the American Ceramic Society, Vol. 64 6, pp. 345-350 (1981), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "11.3"
                    }, 
                    {
                        "value": "9.2"
                    }, 
                    {
                        "value": "14.2"
                    }, 
                    {
                        "value": "12.8"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "3.1"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "27"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Heat Capacity of Thorium Dioxide from 10 to 305 K.  The Heat Capacity Anomalies in Uranium Dioxide and Neptunium Dioxide, D.W. Osborne and E.F. Westrum,Jr., Journal of Chemical Physics, Vol. 21 10, pp. 1884-1887 (1953), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Thoria"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ThO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Th-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.54"
                    }, 
                    {
                        "value": "0.76"
                    }, 
                    {
                        "value": "1.1"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "2.25"
                    }, 
                    {
                        "value": "3.28"
                    }, 
                    {
                        "value": "4.59"
                    }, 
                    {
                        "value": "6.24"
                    }, 
                    {
                        "value": "8.25"
                    }, 
                    {
                        "value": "10.7"
                    }, 
                    {
                        "value": "13.7"
                    }, 
                    {
                        "value": "17.42"
                    }, 
                    {
                        "value": "21.69"
                    }, 
                    {
                        "value": "26.82"
                    }, 
                    {
                        "value": "32.65"
                    }, 
                    {
                        "value": "39.13"
                    }, 
                    {
                        "value": "45.91"
                    }, 
                    {
                        "value": "53.16"
                    }, 
                    {
                        "value": "52.91"
                    }, 
                    {
                        "value": "59.97"
                    }, 
                    {
                        "value": "67.01"
                    }, 
                    {
                        "value": "74.80"
                    }, 
                    {
                        "value": "83.27"
                    }, 
                    {
                        "value": "52.86"
                    }, 
                    {
                        "value": "59.94"
                    }, 
                    {
                        "value": "69.38"
                    }, 
                    {
                        "value": "80.83"
                    }, 
                    {
                        "value": "90.24"
                    }, 
                    {
                        "value": "98.51"
                    }, 
                    {
                        "value": "106.8"
                    }, 
                    {
                        "value": "115.1"
                    }, 
                    {
                        "value": "123.6"
                    }, 
                    {
                        "value": "132.4"
                    }, 
                    {
                        "value": "141.4"
                    }, 
                    {
                        "value": "149.7"
                    }, 
                    {
                        "value": "157.7"
                    }, 
                    {
                        "value": "165.2"
                    }, 
                    {
                        "value": "172.7"
                    }, 
                    {
                        "value": "179.9"
                    }, 
                    {
                        "value": "186.9"
                    }, 
                    {
                        "value": "179.8"
                    }, 
                    {
                        "value": "186.6"
                    }, 
                    {
                        "value": "193.1"
                    }, 
                    {
                        "value": "199.0"
                    }, 
                    {
                        "value": "204.5"
                    }, 
                    {
                        "value": "209.7"
                    }, 
                    {
                        "value": "214.5"
                    }, 
                    {
                        "value": "218.8"
                    }, 
                    {
                        "value": "222.9"
                    }, 
                    {
                        "value": "226.7"
                    }, 
                    {
                        "value": "230.2"
                    }, 
                    {
                        "value": "233.3"
                    }, 
                    {
                        "value": "236.2"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "10.19"
                            }, 
                            {
                                "value": "11.85"
                            }, 
                            {
                                "value": "13.44"
                            }, 
                            {
                                "value": "15.15"
                            }, 
                            {
                                "value": "17.09"
                            }, 
                            {
                                "value": "19.14"
                            }, 
                            {
                                "value": "21.18"
                            }, 
                            {
                                "value": "23.27"
                            }, 
                            {
                                "value": "25.46"
                            }, 
                            {
                                "value": "27.83"
                            }, 
                            {
                                "value": "30.52"
                            }, 
                            {
                                "value": "33.59"
                            }, 
                            {
                                "value": "37.00"
                            }, 
                            {
                                "value": "40.93"
                            }, 
                            {
                                "value": "45.48"
                            }, 
                            {
                                "value": "50.49"
                            }, 
                            {
                                "value": "55.86"
                            }, 
                            {
                                "value": "61.63"
                            }, 
                            {
                                "value": "61.43"
                            }, 
                            {
                                "value": "67.15"
                            }, 
                            {
                                "value": "72.93"
                            }, 
                            {
                                "value": "79.41"
                            }, 
                            {
                                "value": "86.35"
                            }, 
                            {
                                "value": "61.39"
                            }, 
                            {
                                "value": "67.11"
                            }, 
                            {
                                "value": "74.95"
                            }, 
                            {
                                "value": "84.37"
                            }, 
                            {
                                "value": "92.34"
                            }, 
                            {
                                "value": "99.61"
                            }, 
                            {
                                "value": "106.97"
                            }, 
                            {
                                "value": "114.43"
                            }, 
                            {
                                "value": "122.30"
                            }, 
                            {
                                "value": "130.77"
                            }, 
                            {
                                "value": "139.55"
                            }, 
                            {
                                "value": "148.37"
                            }, 
                            {
                                "value": "157.30"
                            }, 
                            {
                                "value": "166.27"
                            }, 
                            {
                                "value": "175.73"
                            }, 
                            {
                                "value": "185.75"
                            }, 
                            {
                                "value": "195.89"
                            }, 
                            {
                                "value": "185.66"
                            }, 
                            {
                                "value": "195.64"
                            }, 
                            {
                                "value": "205.69"
                            }, 
                            {
                                "value": "215.83"
                            }, 
                            {
                                "value": "226.06"
                            }, 
                            {
                                "value": "236.26"
                            }, 
                            {
                                "value": "246.35"
                            }, 
                            {
                                "value": "256.45"
                            }, 
                            {
                                "value": "266.58"
                            }, 
                            {
                                "value": "276.62"
                            }, 
                            {
                                "value": "286.58"
                            }, 
                            {
                                "value": "296.52"
                            }, 
                            {
                                "value": "305.40"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "0.14"
                            }, 
                            {
                                "value": "0.20"
                            }, 
                            {
                                "value": "0.29"
                            }, 
                            {
                                "value": "0.41"
                            }, 
                            {
                                "value": "0.594"
                            }, 
                            {
                                "value": "0.866"
                            }, 
                            {
                                "value": "1.21"
                            }, 
                            {
                                "value": "1.65"
                            }, 
                            {
                                "value": "2.18"
                            }, 
                            {
                                "value": "2.82"
                            }, 
                            {
                                "value": "3.62"
                            }, 
                            {
                                "value": "4.602"
                            }, 
                            {
                                "value": "5.728"
                            }, 
                            {
                                "value": "7.084"
                            }, 
                            {
                                "value": "8.623"
                            }, 
                            {
                                "value": "10.33"
                            }, 
                            {
                                "value": "12.13"
                            }, 
                            {
                                "value": "14.04"
                            }, 
                            {
                                "value": "13.97"
                            }, 
                            {
                                "value": "15.84"
                            }, 
                            {
                                "value": "17.70"
                            }, 
                            {
                                "value": "19.76"
                            }, 
                            {
                                "value": "22.00"
                            }, 
                            {
                                "value": "13.96"
                            }, 
                            {
                                "value": "15.83"
                            }, 
                            {
                                "value": "18.33"
                            }, 
                            {
                                "value": "21.35"
                            }, 
                            {
                                "value": "23.84"
                            }, 
                            {
                                "value": "26.02"
                            }, 
                            {
                                "value": "28.22"
                            }, 
                            {
                                "value": "30.41"
                            }, 
                            {
                                "value": "32.65"
                            }, 
                            {
                                "value": "34.97"
                            }, 
                            {
                                "value": "37.34"
                            }, 
                            {
                                "value": "39.54"
                            }, 
                            {
                                "value": "41.66"
                            }, 
                            {
                                "value": "43.64"
                            }, 
                            {
                                "value": "45.61"
                            }, 
                            {
                                "value": "47.53"
                            }, 
                            {
                                "value": "49.37"
                            }, 
                            {
                                "value": "47.49"
                            }, 
                            {
                                "value": "49.29"
                            }, 
                            {
                                "value": "51.00"
                            }, 
                            {
                                "value": "52.55"
                            }, 
                            {
                                "value": "54.02"
                            }, 
                            {
                                "value": "55.40"
                            }, 
                            {
                                "value": "56.65"
                            }, 
                            {
                                "value": "57.78"
                            }, 
                            {
                                "value": "58.87"
                            }, 
                            {
                                "value": "59.87"
                            }, 
                            {
                                "value": "60.79"
                            }, 
                            {
                                "value": "61.63"
                            }, 
                            {
                                "value": "62.38"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "True Heat Capacity of Zirconium, Niobium, and Tantalum Carbides by a Pulse Method, I.I. Petrova and V.Y. Chekhovskoi, High Temperature, Vol. 16 6, pp. 1045-1050 (1979), published by Plenum Publishing Corporation."
            }
        ], 
        "names": [
            "Zirconium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "510"
                    }, 
                    {
                        "value": "515"
                    }, 
                    {
                        "value": "512"
                    }, 
                    {
                        "value": "517"
                    }, 
                    {
                        "value": "524"
                    }, 
                    {
                        "value": "535"
                    }, 
                    {
                        "value": "535"
                    }, 
                    {
                        "value": "548"
                    }, 
                    {
                        "value": "564"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1780"
                            }, 
                            {
                                "value": "1820"
                            }, 
                            {
                                "value": "1910"
                            }, 
                            {
                                "value": "2020"
                            }, 
                            {
                                "value": "2080"
                            }, 
                            {
                                "value": "2230"
                            }, 
                            {
                                "value": "2295"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "52.7"
                            }, 
                            {
                                "value": "53.2"
                            }, 
                            {
                                "value": "52.9"
                            }, 
                            {
                                "value": "53.4"
                            }, 
                            {
                                "value": "54.1"
                            }, 
                            {
                                "value": "55.2"
                            }, 
                            {
                                "value": "55.2"
                            }, 
                            {
                                "value": "56.6"
                            }, 
                            {
                                "value": "58.2"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "True Heat Capacity of Zirconium, Niobium, and Tantalum Carbides by a Pulse Method, I.I. Petrova and V.Y. Chekhovskoi, High Temperature, Vol. 16 6, pp. 1045-1050 (1979), published by Plenum Publishing Corporation."
            }
        ], 
        "names": [
            "Niobium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "NbC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Nb-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "531"
                    }, 
                    {
                        "value": "535"
                    }, 
                    {
                        "value": "541"
                    }, 
                    {
                        "value": "544"
                    }, 
                    {
                        "value": "555"
                    }, 
                    {
                        "value": "550"
                    }, 
                    {
                        "value": "555"
                    }, 
                    {
                        "value": "555"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1770"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1930"
                            }, 
                            {
                                "value": "1980"
                            }, 
                            {
                                "value": "2045"
                            }, 
                            {
                                "value": "2170"
                            }, 
                            {
                                "value": "2245"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "55.7"
                            }, 
                            {
                                "value": "56.1"
                            }, 
                            {
                                "value": "56.8"
                            }, 
                            {
                                "value": "57.1"
                            }, 
                            {
                                "value": "58.2"
                            }, 
                            {
                                "value": "57.7"
                            }, 
                            {
                                "value": "58.2"
                            }, 
                            {
                                "value": "58.2"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "True Heat Capacity of Zirconium, Niobium, and Tantalum Carbides by a Pulse Method, I.I. Petrova and V.Y. Chekhovskoi, High Temperature, Vol. 16 6, pp. 1045-1050 (1979), published by Plenum Publishing Corporation."
            }
        ], 
        "names": [
            "Tantalum carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TaC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ta-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "297"
                    }, 
                    {
                        "value": "301"
                    }, 
                    {
                        "value": "301"
                    }, 
                    {
                        "value": "305"
                    }, 
                    {
                        "value": "306"
                    }, 
                    {
                        "value": "304"
                    }, 
                    {
                        "value": "305"
                    }, 
                    {
                        "value": "313"
                    }, 
                    {
                        "value": "314"
                    }, 
                    {
                        "value": "319"
                    }, 
                    {
                        "value": "320"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1645"
                            }, 
                            {
                                "value": "1720"
                            }, 
                            {
                                "value": "1760"
                            }, 
                            {
                                "value": "1855"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1940"
                            }, 
                            {
                                "value": "1995"
                            }, 
                            {
                                "value": "2055"
                            }, 
                            {
                                "value": "2155"
                            }, 
                            {
                                "value": "2230"
                            }, 
                            {
                                "value": "2270"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "57.3"
                            }, 
                            {
                                "value": "58.0"
                            }, 
                            {
                                "value": "58.0"
                            }, 
                            {
                                "value": "58.9"
                            }, 
                            {
                                "value": "59.1"
                            }, 
                            {
                                "value": "58.6"
                            }, 
                            {
                                "value": "58.8"
                            }, 
                            {
                                "value": "60.4"
                            }, 
                            {
                                "value": "60.5"
                            }, 
                            {
                                "value": "61.6"
                            }, 
                            {
                                "value": "61.8"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of Ceramics using the SEVNB Method:  Preliminary Results, J. Kubler, Ceramic Engineering and Science Proceedings, Vol. 18 4, pp. 155-162 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.08", 
                        "value": "4.36"
                    }, 
                    {
                        "uncertainty": "0.08", 
                        "value": "4.36"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "mm x mm", 
                        "scalars": [
                            {
                                "value": "3 x 4"
                            }, 
                            {
                                "value": "2 x 2.5"
                            }
                        ], 
                        "name": "Specimen Size"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "machine"
                            }
                        ], 
                        "name": "Notch Polishing"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of Ceramics using the SEVNB Method:  Preliminary Results, J. Kubler, Ceramic Engineering and Science Proceedings, Vol. 18 4, pp. 155-162 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ESK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.09", 
                        "value": "5.10"
                    }, 
                    {
                        "uncertainty": "0.12", 
                        "value": "4.97"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "mm x mm", 
                        "scalars": [
                            {
                                "value": "3 x 4"
                            }, 
                            {
                                "value": "2 x 2.5"
                            }
                        ], 
                        "name": "Specimen Size"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "hand"
                            }, 
                            {
                                "value": "machine"
                            }
                        ], 
                        "name": "Notch Polishing"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of Ceramics using the SEVNB Method:  Preliminary Results, J. Kubler, Ceramic Engineering and Science Proceedings, Vol. 18 4, pp. 155-162 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Toyo Soda Manufacturing Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.30", 
                        "value": "5.48"
                    }, 
                    {
                        "uncertainty": "0.09", 
                        "value": "4.69"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "mm x mm", 
                        "scalars": [
                            {
                                "value": "3 x 4"
                            }, 
                            {
                                "value": "2 x 2.25"
                            }
                        ], 
                        "name": "Specimen Size"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "hand"
                            }, 
                            {
                                "value": "machine"
                            }
                        ], 
                        "name": "Notch Polishing"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of Ceramics using the SEVNB Method:  Preliminary Results, J. Kubler, Ceramic Engineering and Science Proceedings, Vol. 18 4, pp. 155-162 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Japan Metals and Chemicals Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.10", 
                        "value": "6.38"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "6.31"
                    }, 
                    {
                        "uncertainty": "0.10", 
                        "value": "6.22"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "mm x mm", 
                        "scalars": [
                            {
                                "value": "3 x 4"
                            }, 
                            {
                                "value": "3 x 4"
                            }, 
                            {
                                "value": "2 x 2.5"
                            }
                        ], 
                        "name": "Specimen Size"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "hand"
                            }, 
                            {
                                "value": "hand"
                            }, 
                            {
                                "value": "machine"
                            }
                        ], 
                        "name": "Notch Polishing"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of Ceramics using the SEVNB Method:  Preliminary Results, J. Kubler, Ceramic Engineering and Science Proceedings, Vol. 18 4, pp. 155-162 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Desmarquest Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.11", 
                        "value": "3.03"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "mm x mm", 
                        "scalars": [
                            {
                                "value": "2 x 2.5"
                            }
                        ], 
                        "name": "Specimen Size"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "machine"
                            }
                        ], 
                        "name": "Notch Polishing"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of Ceramics using the SEVNB Method:  Preliminary Results, J. Kubler, Ceramic Engineering and Science Proceedings, Vol. 18 4, pp. 155-162 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hutschenreuther"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.18", 
                        "value": "5.07"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "mm x mm", 
                        "scalars": [
                            {
                                "value": "3 x 4"
                            }
                        ], 
                        "name": "Specimen Size"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "hand"
                            }
                        ], 
                        "name": "Notch Polishing"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of Ceramics using the SEVNB Method:  Preliminary Results, J. Kubler, Ceramic Engineering and Science Proceedings, Vol. 18 4, pp. 155-162 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "BASF"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.10", 
                        "value": "2.62"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "mm x mm", 
                        "scalars": [
                            {
                                "value": "3 x 4"
                            }
                        ], 
                        "name": "Specimen Size"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "hand"
                            }
                        ], 
                        "name": "Notch Polishing"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of Ceramics using the SEVNB Method:  Preliminary Results, J. Kubler, Ceramic Engineering and Science Proceedings, Vol. 18 4, pp. 155-162 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Friedrichsfeld Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.17", 
                        "value": "7.08"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "mm x mm", 
                        "scalars": [
                            {
                                "value": "2 x 2.5"
                            }
                        ], 
                        "name": "Specimen Size"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "machine"
                            }
                        ], 
                        "name": "Notch Polishing"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Dense and Strong Zirconia Ceramics, E. S. Lukin, M. G. Sukhikh, V. N. Moiseenko, Steklo i Keramika (Glass and Ceramics) 12, pp. 15-16 (1986)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "5.75"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "6.05"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1473"
                            }, 
                            {
                                "value": "1573"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1873"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Dense and Strong Zirconia Ceramics, E. S. Lukin, M. G. Sukhikh, V. N. Moiseenko, Steklo i Keramika (Glass and Ceramics) 12, pp. 15-16 (1986)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "360"
                    }, 
                    {
                        "value": "500"
                    }, 
                    {
                        "value": "600"
                    }, 
                    {
                        "uncertainty": "75", 
                        "value": "675"
                    }, 
                    {
                        "uncertainty": "25", 
                        "value": "475"
                    }, 
                    {
                        "uncertainty": "25", 
                        "value": "275"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1273"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1473"
                            }, 
                            {
                                "value": "1573"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "1873"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Heat Capacities and Entropies of Sillimanite, Fibrolite, Andalusite, Kyanite, and Quartz and the Al2SiO5 Phase Diagram, B.S. Hemingway, R.A. Robie, H.T. Evans, Jr., and D.M. Kerrick, American Mineralogist, Vol. 76, pp. 1597-1613 (1991), published by Allen Press, Inc.."
            }
        ], 
        "names": [
            "Sillimanite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2SiO5", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Fe2O3"
                    }, 
                    {
                        "value": "MgO"
                    }, 
                    {
                        "value": "Cr2O3"
                    }, 
                    {
                        "value": "V2O5"
                    }, 
                    {
                        "value": "MnO"
                    }
                ], 
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                    {
                        "units": "%", 
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                            {
                                "value": "0.26"
                            }, 
                            {
                                "value": "0.06"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.02"
                            }
                        ], 
                        "name": "Mass Fraction of Impurity"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Heat Capacities and Entropies of Sillimanite, Fibrolite, Andalusite, Kyanite, and Quartz and the Al2SiO5 Phase Diagram, B.S. Hemingway, R.A. Robie, H.T. Evans, Jr., and D.M. Kerrick, American Mineralogist, Vol. 76, pp. 1597-1613 (1991), published by Allen Press, Inc.."
            }
        ], 
        "names": [
            "Sillimanite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2SiO5", 
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            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0021", 
                        "value": "7.4873"
                    }, 
                    {
                        "uncertainty": "0.0032", 
                        "value": "7.6843"
                    }, 
                    {
                        "uncertainty": "0.0024", 
                        "value": "5.7720"
                    }, 
                    {
                        "uncertainty": "0.0017", 
                        "value": "7.4865"
                    }, 
                    {
                        "uncertainty": "0.0025", 
                        "value": "7.6872"
                    }, 
                    {
                        "uncertainty": "0.0018", 
                        "value": "5.7725"
                    }, 
                    {
                        "uncertainty": "0.0026", 
                        "value": "7.4896"
                    }, 
                    {
                        "uncertainty": "0.0026", 
                        "value": "7.6926"
                    }, 
                    {
                        "uncertainty": "0.0019", 
                        "value": "5.7739"
                    }, 
                    {
                        "uncertainty": "0.0021", 
                        "value": "7.4914"
                    }, 
                    {
                        "uncertainty": "0.0028", 
                        "value": "7.6973"
                    }, 
                    {
                        "uncertainty": "0.0021", 
                        "value": "5.7762"
                    }, 
                    {
                        "uncertainty": "0.0031", 
                        "value": "7.4933"
                    }, 
                    {
                        "uncertainty": "0.0031", 
                        "value": "7.7033"
                    }, 
                    {
                        "uncertainty": "0.0023", 
                        "value": "5.7781"
                    }, 
                    {
                        "uncertainty": "0.0024", 
                        "value": "7.4968"
                    }, 
                    {
                        "uncertainty": "0.0033", 
                        "value": "7.7088"
                    }, 
                    {
                        "uncertainty": "0.0022", 
                        "value": "5.7796"
                    }, 
                    {
                        "uncertainty": "0.0025", 
                        "value": "7.4991"
                    }, 
                    {
                        "uncertainty": "0.0034", 
                        "value": "7.7170"
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                    {
                        "uncertainty": "0.0022", 
                        "value": "5.7826"
                    }, 
                    {
                        "uncertainty": "0.0025", 
                        "value": "7.5012"
                    }, 
                    {
                        "uncertainty": "0.0034", 
                        "value": "7.7253"
                    }, 
                    {
                        "uncertainty": "0.0023", 
                        "value": "5.7847"
                    }, 
                    {
                        "value": "7.5034(28"
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                    {
                        "uncertainty": "0.0038", 
                        "value": "7.7334"
                    }, 
                    {
                        "uncertainty": "0.0025", 
                        "value": "5.7871"
                    }, 
                    {
                        "uncertainty": "0.0028", 
                        "value": "7.5064"
                    }, 
                    {
                        "uncertainty": "0.0038", 
                        "value": "7.7408"
                    }, 
                    {
                        "uncertainty": "0.0025", 
                        "value": "5.7903"
                    }, 
                    {
                        "uncertainty": "0.0030", 
                        "value": "7.5158"
                    }, 
                    {
                        "uncertainty": "0.0035", 
                        "value": "7.7446"
                    }, 
                    {
                        "uncertainty": "0.0025", 
                        "value": "5.7952"
                    }, 
                    {
                        "uncertainty": "0.0020", 
                        "value": "7.4798"
                    }, 
                    {
                        "uncertainty": "0.0029", 
                        "value": "7.6761"
                    }, 
                    {
                        "uncertainty": "0.0021", 
                        "value": "5.7703"
                    }, 
                    {
                        "uncertainty": "0.0020", 
                        "value": "7.4816"
                    }, 
                    {
                        "uncertainty": "0.0028", 
                        "value": "7.6812"
                    }, 
                    {
                        "uncertainty": "0.0021", 
                        "value": "5.7730"
                    }, 
                    {
                        "uncertainty": "0.0019", 
                        "value": "7.4826"
                    }, 
                    {
                        "uncertainty": "0.0027", 
                        "value": "7.6886"
                    }, 
                    {
                        "uncertainty": "0.0020", 
                        "value": "5.7760"
                    }, 
                    {
                        "uncertainty": "0.0021", 
                        "value": "7.4840"
                    }, 
                    {
                        "uncertainty": "0.0029", 
                        "value": "7.6931"
                    }, 
                    {
                        "uncertainty": "0.0021", 
                        "value": "5.7801"
                    }, 
                    {
                        "uncertainty": "0.0021", 
                        "value": "7.4854"
                    }, 
                    {
                        "uncertainty": "0.0030", 
                        "value": "7.7001"
                    }, 
                    {
                        "uncertainty": "0.0022", 
                        "value": "5.7848"
                    }, 
                    {
                        "uncertainty": "0.0022", 
                        "value": "7.4874"
                    }, 
                    {
                        "uncertainty": "0.0031", 
                        "value": "7.7070"
                    }, 
                    {
                        "uncertainty": "0.0023", 
                        "value": "5.7880"
                    }, 
                    {
                        "uncertainty": "0.0026", 
                        "value": "7.4909"
                    }, 
                    {
                        "uncertainty": "0.0036", 
                        "value": "7.7128"
                    }, 
                    {
                        "uncertainty": "0.0027", 
                        "value": "5.7913"
                    }, 
                    {
                        "uncertainty": "0.0028", 
                        "value": "7.4938"
                    }, 
                    {
                        "uncertainty": "0.0039", 
                        "value": "7.7201"
                    }, 
                    {
                        "uncertainty": "0.0029", 
                        "value": "5.7956"
                    }, 
                    {
                        "uncertainty": "0.0028", 
                        "value": "7.4985"
                    }, 
                    {
                        "uncertainty": "0.0039", 
                        "value": "7.7295"
                    }, 
                    {
                        "uncertainty": "0.0029", 
                        "value": "5.7997"
                    }, 
                    {
                        "uncertainty": "0.0031", 
                        "value": "7.5022"
                    }, 
                    {
                        "uncertainty": "0.0041", 
                        "value": "7.7397"
                    }, 
                    {
                        "uncertainty": "0.0030", 
                        "value": "5.8034"
                    }, 
                    {
                        "uncertainty": "0.0028", 
                        "value": "7.5170"
                    }, 
                    {
                        "uncertainty": "0.0030", 
                        "value": "7.7466"
                    }, 
                    {
                        "uncertainty": "0.0022", 
                        "value": "5.8065"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Heating"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }, 
                            {
                                "value": "Cooling"
                            }
                        ], 
                        "name": "Cycle"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
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                                "value": "100"
                            }, 
                            {
                                "value": "100"
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                            {
                                "value": "100"
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                                "value": "200"
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                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
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                                "value": "300"
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                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
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                            {
                                "value": "900"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1100"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
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                                "value": "a"
                            }, 
                            {
                                "value": "b"
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                            {
                                "value": "c"
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                            {
                                "value": "a"
                            }, 
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                                "value": "b"
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                            {
                                "value": "a"
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                            {
                                "value": "a"
                            }, 
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                                "value": "b"
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                            {
                                "value": "c"
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                            {
                                "value": "a"
                            }, 
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                            {
                                "value": "c"
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                            {
                                "value": "a"
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                            {
                                "value": "a"
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                            {
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                            {
                                "value": "a"
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                                "value": "b"
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                                "value": "c"
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                            {
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                            {
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                            }, 
                            {
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                            {
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                            {
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                            }, 
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                            }, 
                            {
                                "value": "c"
                            }, 
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                            }, 
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                            }, 
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                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
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                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Heat Capacities and Entropies of Sillimanite, Fibrolite, Andalusite, Kyanite, and Quartz and the Al2SiO5 Phase Diagram, B.S. Hemingway, R.A. Robie, H.T. Evans, Jr., and D.M. Kerrick, American Mineralogist, Vol. 76, pp. 1597-1613 (1991), published by Allen Press, Inc.."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2SiO5", 
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            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
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                    }, 
                    {
                        "value": "0.093"
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                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "23"
                    }, 
                    {
                        "value": "45"
                    }, 
                    {
                        "value": "98"
                    }, 
                    {
                        "value": "199"
                    }, 
                    {
                        "value": "375"
                    }, 
                    {
                        "value": "531"
                    }, 
                    {
                        "value": "661"
                    }, 
                    {
                        "value": "767"
                    }, 
                    {
                        "value": "853"
                    }, 
                    {
                        "value": "919"
                    }, 
                    {
                        "value": "970"
                    }, 
                    {
                        "value": "1012"
                    }, 
                    {
                        "value": "1075"
                    }, 
                    {
                        "value": "1122"
                    }, 
                    {
                        "value": "1158"
                    }, 
                    {
                        "value": "1187"
                    }, 
                    {
                        "value": "1210"
                    }, 
                    {
                        "value": "1245"
                    }, 
                    {
                        "value": "1270"
                    }, 
                    {
                        "value": "1287"
                    }, 
                    {
                        "value": "1300"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
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                                "value": "20"
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                                "value": "30"
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                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
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                            }, 
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                                "value": "150"
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                                "value": "200"
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                            {
                                "value": "250"
                            }, 
                            {
                                "value": "300"
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                                "value": "350"
                            }, 
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                                "value": "400"
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                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
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                            {
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                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Low-Temperature Heat Capacity of Cubic Boron Nitride, T. Atake, A. Honda, Y. Saito, and K. Saito, Japanese Journal of Applied Physics, Vol. 29 10, pp. 1869-1870 (1990), published by Publication Office, Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
            "Boron nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B-N", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "G.E."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "36"
                    }, 
                    {
                        "value": "77"
                    }, 
                    {
                        "value": "133"
                    }, 
                    {
                        "value": "197"
                    }, 
                    {
                        "value": "286"
                    }, 
                    {
                        "value": "383"
                    }, 
                    {
                        "value": "483"
                    }, 
                    {
                        "value": "580"
                    }, 
                    {
                        "value": "655"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "125"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "225"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "275"
                            }, 
                            {
                                "value": "300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Low-Temperature Heat Capacity of Cubic Boron Nitride, T. Atake, A. Honda, Y. Saito, and K. Saito, Japanese Journal of Applied Physics, Vol. 29 10, pp. 1869-1870 (1990), published by Publication Office, Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "G.E."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "12"
                    }, 
                    {
                        "value": "24"
                    }, 
                    {
                        "value": "40"
                    }, 
                    {
                        "value": "64"
                    }, 
                    {
                        "value": "97"
                    }, 
                    {
                        "value": "137"
                    }, 
                    {
                        "value": "173"
                    }, 
                    {
                        "value": "218"
                    }, 
                    {
                        "value": "254"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "125"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "225"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "274"
                            }, 
                            {
                                "value": "300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Synthesis, Microstructure and Physical Properties of High Purity Mullite, B.L. Metcalfe and J.H. Sant, Transactions of the British Ceramic Society, Vol. 74, pp. 193-201 (1975), published by British Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Synthesis, Microstructure and Physical Properties of High Purity Mullite, B.L. Metcalfe and J.H. Sant, Transactions of the British Ceramic Society, Vol. 74, pp. 193-201 (1975), published by British Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "214"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "214"
                    }, 
                    {
                        "value": "207"
                    }, 
                    {
                        "value": "211"
                    }, 
                    {
                        "value": "195"
                    }, 
                    {
                        "value": "204"
                    }, 
                    {
                        "value": "202"
                    }, 
                    {
                        "value": "202"
                    }, 
                    {
                        "value": "188"
                    }, 
                    {
                        "value": "177"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "157"
                    }, 
                    {
                        "value": "156"
                    }, 
                    {
                        "value": "134"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.17"
                            }, 
                            {
                                "value": "0.24"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "3.9"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "6.1"
                            }, 
                            {
                                "value": "8.2"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "11.7"
                            }, 
                            {
                                "value": "12.0"
                            }, 
                            {
                                "value": "12.0"
                            }
                        ], 
                        "name": "Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Synthesis, Microstructure and Physical Properties of High Purity Mullite, B.L. Metcalfe and J.H. Sant, Transactions of the British Ceramic Society, Vol. 74, pp. 193-201 (1975), published by British Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "46"
                    }, 
                    {
                        "value": "59"
                    }, 
                    {
                        "value": "94"
                    }, 
                    {
                        "value": "106"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "125"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "131"
                    }, 
                    {
                        "value": "143"
                    }, 
                    {
                        "value": "145"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "79"
                            }, 
                            {
                                "value": "79"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "93"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "97"
                            }, 
                            {
                                "value": "97"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "98"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Synthesis, Microstructure and Physical Properties of High Purity Mullite, B.L. Metcalfe and J.H. Sant, Transactions of the British Ceramic Society, Vol. 74, pp. 193-201 (1975), published by British Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.2"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "20", 
                                "maximum": "1000"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Melting Parameters of High-Temperature Nonmetallic Nitrides, A.V. Kostanovsky and A.V. Kirillin, International Journal of Thermophysics, Vol. 17 2, pp. 507-513 (1996), published by Plenum Publishing Corporation."
            }
        ], 
        "names": [
            "Boron nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3097"
                    }
                ], 
                "units": "$^{\\circ}$C", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "3370"
                            }
                        ], 
                        "name": "Melting Point Temperature"
                    }
                ], 
                "name": "Melting Point Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Melting Parameters of High-Temperature Nonmetallic Nitrides, A.V. Kostanovsky and A.V. Kirillin, International Journal of Thermophysics, Vol. 17 2, pp. 507-513 (1996), published by Plenum Publishing Corporation."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2752"
                    }
                ], 
                "units": "$^{\\circ}$C", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "3025"
                            }
                        ], 
                        "name": "Melting Point Temperature"
                    }
                ], 
                "name": "Melting Point Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Melting Parameters of High-Temperature Nonmetallic Nitrides, A.V. Kostanovsky and A.V. Kirillin, International Journal of Thermophysics, Vol. 17 2, pp. 507-513 (1996), published by Plenum Publishing Corporation."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2502"
                    }
                ], 
                "units": "$^{\\circ}$C", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "2775"
                            }
                        ], 
                        "name": "Melting Point Temperature"
                    }
                ], 
                "name": "Melting Point Temperature"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Creep Testing of Structural Ceramics, S.M. Wiederhorn, R. Krause, and D.C. Cranmer, Proceedings of the Annual Automotive Technology Contractors Meeting, pp. 273-280 (1991), published by Society of Automotive Engineers, Inc.."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton/TRW"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NT-154"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.9"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "1.1"
                    }, 
                    {
                        "value": "0.4"
                    }, 
                    {
                        "value": "0.1"
                    }, 
                    {
                        "value": "0.3"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1418"
                            }, 
                            {
                                "value": "1396"
                            }, 
                            {
                                "value": "1396"
                            }, 
                            {
                                "value": "1375"
                            }, 
                            {
                                "value": "1376"
                            }, 
                            {
                                "value": "1355"
                            }, 
                            {
                                "value": "1335"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Tensile Creep Testing of Structural Ceramics, S.M. Wiederhorn, R. Krause, and D.C. Cranmer, Proceedings of the Annual Automotive Technology Contractors Meeting, pp. 273-280 (1991), published by Society of Automotive Engineers, Inc.."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.x(BaOY2O3)", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:BaO,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Allied Signal"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "GN-10"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "2400"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "72"
                    }, 
                    {
                        "value": "36"
                    }, 
                    {
                        "value": "24"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "18"
                    }, 
                    {
                        "value": "23"
                    }, 
                    {
                        "value": "7.6"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "0.80"
                    }, 
                    {
                        "value": "0.60"
                    }, 
                    {
                        "value": "0.45"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1380"
                            }, 
                            {
                                "value": "1327"
                            }, 
                            {
                                "value": "1329"
                            }, 
                            {
                                "value": "1328"
                            }, 
                            {
                                "value": "1329"
                            }, 
                            {
                                "value": "1330"
                            }, 
                            {
                                "value": "1313"
                            }, 
                            {
                                "value": "1303"
                            }, 
                            {
                                "value": "1288"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "1270"
                            }, 
                            {
                                "value": "1270"
                            }, 
                            {
                                "value": "1265"
                            }, 
                            {
                                "value": "1257"
                            }, 
                            {
                                "value": "1241"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering and High-Temperature Strength of SiC-AlN Ceramics, J.F. Li and R. Watanabe, Journal of the Ceramic Society of Japan, Vol. 102 8, pp. 727-731 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Aluminum nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "AlN"
                    }, 
                    {
                        "value": "SiC"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering and High-Temperature Strength of SiC-AlN Ceramics, J.F. Li and R. Watanabe, Journal of the Ceramic Society of Japan, Vol. 102 8, pp. 727-731 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Aluminum nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.28"
                    }, 
                    {
                        "value": "3.23"
                    }, 
                    {
                        "value": "3.21"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.5"
                            }, 
                            {
                                "value": "98.5"
                            }, 
                            {
                                "value": "98.1"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1875"
                            }, 
                            {
                                "value": "1900"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering and High-Temperature Strength of SiC-AlN Ceramics, J.F. Li and R. Watanabe, Journal of the Ceramic Society of Japan, Vol. 102 8, pp. 727-731 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Aluminum nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "260"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "370"
                    }, 
                    {
                        "value": "370"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "510"
                    }, 
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "440"
                    }, 
                    {
                        "value": "240"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1340"
                            }, 
                            {
                                "value": "1490"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1520"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering and High-Temperature Strength of SiC-AlN Ceramics, J.F. Li and R. Watanabe, Journal of the Ceramic Society of Japan, Vol. 102 8, pp. 727-731 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Aluminum nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.01"
                    }, 
                    {
                        "value": "3.83"
                    }, 
                    {
                        "value": "4.25"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1875"
                            }, 
                            {
                                "value": "1900"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering and High-Temperature Strength of SiC-AlN Ceramics, J.F. Li and R. Watanabe, Journal of the Ceramic Society of Japan, Vol. 102 8, pp. 727-731 (1994), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Aluminum nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "14.7"
                    }, 
                    {
                        "value": "17.7"
                    }, 
                    {
                        "value": "20.0"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1875"
                            }, 
                            {
                                "value": "1900"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Friction and Wear Test of Titanium Boride Ceramics at Elevated Temperatures, T. Senda, Y. Yamamoto, and Y. Ochi, Journal of the Ceramic Society of Japan, Vol. 101 4, pp. 461-465 (1993), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Commercial company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.81"
                    }, 
                    {
                        "value": "0.77"
                    }, 
                    {
                        "value": "0.75"
                    }, 
                    {
                        "value": "0.76"
                    }, 
                    {
                        "value": "0.77"
                    }, 
                    {
                        "value": "1.06"
                    }, 
                    {
                        "value": "0.98"
                    }, 
                    {
                        "value": "0.93"
                    }, 
                    {
                        "value": "0.82"
                    }, 
                    {
                        "value": "0.91"
                    }, 
                    {
                        "value": "0.68"
                    }, 
                    {
                        "value": "0.41"
                    }, 
                    {
                        "value": "0.41"
                    }, 
                    {
                        "value": "0.41"
                    }, 
                    {
                        "value": "0.38"
                    }, 
                    {
                        "value": "0.77"
                    }, 
                    {
                        "value": "0.69"
                    }, 
                    {
                        "value": "0.59"
                    }, 
                    {
                        "value": "0.46"
                    }, 
                    {
                        "value": "0.45"
                    }, 
                    {
                        "value": "0.66"
                    }, 
                    {
                        "value": "0.78"
                    }, 
                    {
                        "value": "0.77"
                    }, 
                    {
                        "value": "0.69"
                    }, 
                    {
                        "value": "1.10"
                    }, 
                    {
                        "value": "0.87"
                    }, 
                    {
                        "value": "0.81"
                    }, 
                    {
                        "value": "0.78"
                    }, 
                    {
                        "value": "0.22"
                    }, 
                    {
                        "value": "0.32"
                    }, 
                    {
                        "value": "0.43"
                    }, 
                    {
                        "value": "0.49"
                    }, 
                    {
                        "value": "0.40"
                    }, 
                    {
                        "value": "0.50"
                    }, 
                    {
                        "value": "0.47"
                    }, 
                    {
                        "value": "0.47"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "m/s", 
                        "scalars": [
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.20"
                            }, 
                            {
                                "value": "0.30"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.20"
                            }, 
                            {
                                "value": "0.30"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.20"
                            }, 
                            {
                                "value": "0.30"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.20"
                            }, 
                            {
                                "value": "0.30"
                            }
                        ], 
                        "name": "Sliding Speed"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.8"
                            }
                        ], 
                        "name": "Contact Pressure"
                    }
                ], 
                "name": "Friction Coefficient"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Friction and Wear Test of Titanium Boride Ceramics at Elevated Temperatures, T. Senda, Y. Yamamoto, and Y. Ochi, Journal of the Ceramic Society of Japan, Vol. 101 4, pp. 461-465 (1993), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Commercial company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "- 4.16"
                    }, 
                    {
                        "value": "- 4.21"
                    }, 
                    {
                        "value": "- 4.68"
                    }, 
                    {
                        "value": "- 5.70"
                    }, 
                    {
                        "value": "- 4.48"
                    }
                ], 
                "units": "mm$^{3}$ m$^{-1}$ N$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Log Wear Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.ySiO2.zY2O3.wSrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "La2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }, 
                    {
                        "value": "Y2O3"
                    }, 
                    {
                        "value": "SrO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "0.2"
                            }
                        ], 
                        "name": "Sintering Aid Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.ySiO2.zY2O3.wSrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.28"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.ySiO2.zY2O3.wSrO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.22"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Materials for High-Temperature Ceramic Heat Exchanges, V.J. Tennery and P.F. Becher, DOE Report DE82-002874 (1981), published by Oak Ridge National Laboratory, Metals and Ceramics Division."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "847"
                    }, 
                    {
                        "value": "299"
                    }, 
                    {
                        "value": "800"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Test Condition"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Materials for High-Temperature Ceramic Heat Exchanges, V.J. Tennery and P.F. Becher, DOE Report DE82-002874 (1981), published by Oak Ridge National Laboratory, Metals and Ceramics Division."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "644"
                    }, 
                    {
                        "value": "440"
                    }, 
                    {
                        "value": "641"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Test Condition"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Materials for High-Temperature Ceramic Heat Exchanges, V.J. Tennery and P.F. Becher, DOE Report DE82-002874 (1981), published by Oak Ridge National Laboratory, Metals and Ceramics Division."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "380"
                    }, 
                    {
                        "value": "225"
                    }, 
                    {
                        "value": "386"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Test Condition"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Materials for High-Temperature Ceramic Heat Exchanges, V.J. Tennery and P.F. Becher, DOE Report DE82-002874 (1981), published by Oak Ridge National Laboratory, Metals and Ceramics Division."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Carborundum Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "228"
                    }, 
                    {
                        "value": "205"
                    }, 
                    {
                        "value": "251"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Test Condition"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "Heat Capacities at Low Temperatures of Titanium Dioxide (Rutile and Anatase), C.H. Shomate, Journal of the American Chemical Society, Vol. 69, pp. 218-219 (1947), published by American Chemical Society."
            }
        ], 
        "names": [
            "Titania (rutile)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "82.30"
                    }, 
                    {
                        "value": "94.56"
                    }, 
                    {
                        "value": "108.5"
                    }, 
                    {
                        "value": "120.8"
                    }, 
                    {
                        "value": "135.8"
                    }, 
                    {
                        "value": "150.4"
                    }, 
                    {
                        "value": "163.7"
                    }, 
                    {
                        "value": "199.7"
                    }, 
                    {
                        "value": "232.4"
                    }, 
                    {
                        "value": "265.2"
                    }, 
                    {
                        "value": "300.5"
                    }, 
                    {
                        "value": "334.9"
                    }, 
                    {
                        "value": "366.7"
                    }, 
                    {
                        "value": "398.1"
                    }, 
                    {
                        "value": "427.5"
                    }, 
                    {
                        "value": "454.5"
                    }, 
                    {
                        "value": "481.2"
                    }, 
                    {
                        "value": "505.1"
                    }, 
                    {
                        "value": "528.3"
                    }, 
                    {
                        "value": "550.8"
                    }, 
                    {
                        "value": "571.2"
                    }, 
                    {
                        "value": "588.0"
                    }, 
                    {
                        "value": "605.2"
                    }, 
                    {
                        "value": "623.6"
                    }, 
                    {
                        "value": "639.8"
                    }, 
                    {
                        "value": "654.5"
                    }, 
                    {
                        "value": "668.1"
                    }, 
                    {
                        "value": "680.6"
                    }, 
                    {
                        "value": "688.0"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "52.5"
                            }, 
                            {
                                "value": "57.0"
                            }, 
                            {
                                "value": "61.9"
                            }, 
                            {
                                "value": "66.0"
                            }, 
                            {
                                "value": "70.8"
                            }, 
                            {
                                "value": "75.4"
                            }, 
                            {
                                "value": "79.5"
                            }, 
                            {
                                "value": "90.5"
                            }, 
                            {
                                "value": "100.1"
                            }, 
                            {
                                "value": "109.7"
                            }, 
                            {
                                "value": "120.2"
                            }, 
                            {
                                "value": "130.5"
                            }, 
                            {
                                "value": "140.4"
                            }, 
                            {
                                "value": "150.7"
                            }, 
                            {
                                "value": "160.7"
                            }, 
                            {
                                "value": "170.6"
                            }, 
                            {
                                "value": "180.7"
                            }, 
                            {
                                "value": "190.9"
                            }, 
                            {
                                "value": "201.1"
                            }, 
                            {
                                "value": "211.2"
                            }, 
                            {
                                "value": "221.2"
                            }, 
                            {
                                "value": "231.1"
                            }, 
                            {
                                "value": "240.9"
                            }, 
                            {
                                "value": "251.1"
                            }, 
                            {
                                "value": "261.3"
                            }, 
                            {
                                "value": "271.1"
                            }, 
                            {
                                "value": "281.0"
                            }, 
                            {
                                "value": "290.7"
                            }, 
                            {
                                "value": "297.7"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "6.576"
                            }, 
                            {
                                "value": "7.555"
                            }, 
                            {
                                "value": "8.672"
                            }, 
                            {
                                "value": "9.651"
                            }, 
                            {
                                "value": "10.85"
                            }, 
                            {
                                "value": "12.02"
                            }, 
                            {
                                "value": "13.08"
                            }, 
                            {
                                "value": "15.96"
                            }, 
                            {
                                "value": "18.57"
                            }, 
                            {
                                "value": "21.19"
                            }, 
                            {
                                "value": "24.01"
                            }, 
                            {
                                "value": "26.76"
                            }, 
                            {
                                "value": "29.30"
                            }, 
                            {
                                "value": "31.81"
                            }, 
                            {
                                "value": "34.16"
                            }, 
                            {
                                "value": "36.32"
                            }, 
                            {
                                "value": "38.44"
                            }, 
                            {
                                "value": "40.36"
                            }, 
                            {
                                "value": "42.21"
                            }, 
                            {
                                "value": "44.01"
                            }, 
                            {
                                "value": "45.64"
                            }, 
                            {
                                "value": "46.98"
                            }, 
                            {
                                "value": "48.36"
                            }, 
                            {
                                "value": "49.82"
                            }, 
                            {
                                "value": "51.12"
                            }, 
                            {
                                "value": "52.29"
                            }, 
                            {
                                "value": "53.38"
                            }, 
                            {
                                "value": "54.38"
                            }, 
                            {
                                "value": "54.97"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "Heat Capacities at Low Temperatures of Titanium Dioxide (Rutile and Anatase), C.H. Shomate, Journal of the American Chemical Society, Vol. 69, pp. 218-219 (1947), published by American Chemical Society."
            }
        ], 
        "names": [
            "Titania (anatase)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "70.42"
                    }, 
                    {
                        "value": "83.67"
                    }, 
                    {
                        "value": "97.91"
                    }, 
                    {
                        "value": "110.4"
                    }, 
                    {
                        "value": "126.5"
                    }, 
                    {
                        "value": "141.5"
                    }, 
                    {
                        "value": "156.8"
                    }, 
                    {
                        "value": "184.1"
                    }, 
                    {
                        "value": "223.0"
                    }, 
                    {
                        "value": "256.2"
                    }, 
                    {
                        "value": "292.5"
                    }, 
                    {
                        "value": "325.1"
                    }, 
                    {
                        "value": "354.7"
                    }, 
                    {
                        "value": "386.1"
                    }, 
                    {
                        "value": "414.3"
                    }, 
                    {
                        "value": "441.7"
                    }, 
                    {
                        "value": "468.2"
                    }, 
                    {
                        "value": "491.0"
                    }, 
                    {
                        "value": "514.5"
                    }, 
                    {
                        "value": "536.7"
                    }, 
                    {
                        "value": "559.2"
                    }, 
                    {
                        "value": "575.9"
                    }, 
                    {
                        "value": "594.2"
                    }, 
                    {
                        "value": "610.0"
                    }, 
                    {
                        "value": "626.7"
                    }, 
                    {
                        "value": "644.0"
                    }, 
                    {
                        "value": "660.7"
                    }, 
                    {
                        "value": "674.4"
                    }, 
                    {
                        "value": "689.5"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "52.5"
                            }, 
                            {
                                "value": "56.2"
                            }, 
                            {
                                "value": "60.1"
                            }, 
                            {
                                "value": "63.9"
                            }, 
                            {
                                "value": "68.7"
                            }, 
                            {
                                "value": "72.9"
                            }, 
                            {
                                "value": "77.2"
                            }, 
                            {
                                "value": "84.8"
                            }, 
                            {
                                "value": "95.2"
                            }, 
                            {
                                "value": "104.5"
                            }, 
                            {
                                "value": "115.2"
                            }, 
                            {
                                "value": "125.3"
                            }, 
                            {
                                "value": "134.9"
                            }, 
                            {
                                "value": "145.7"
                            }, 
                            {
                                "value": "155.5"
                            }, 
                            {
                                "value": "165.6"
                            }, 
                            {
                                "value": "175.6"
                            }, 
                            {
                                "value": "185.6"
                            }, 
                            {
                                "value": "195.9"
                            }, 
                            {
                                "value": "205.8"
                            }, 
                            {
                                "value": "216.3"
                            }, 
                            {
                                "value": "226.3"
                            }, 
                            {
                                "value": "235.8"
                            }, 
                            {
                                "value": "246.2"
                            }, 
                            {
                                "value": "256.1"
                            }, 
                            {
                                "value": "266.3"
                            }, 
                            {
                                "value": "276.5"
                            }, 
                            {
                                "value": "286.0"
                            }, 
                            {
                                "value": "295.8"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "5.627"
                            }, 
                            {
                                "value": "6.685"
                            }, 
                            {
                                "value": "7.823"
                            }, 
                            {
                                "value": "8.818"
                            }, 
                            {
                                "value": "10.11"
                            }, 
                            {
                                "value": "11.31"
                            }, 
                            {
                                "value": "12.53"
                            }, 
                            {
                                "value": "14.71"
                            }, 
                            {
                                "value": "17.82"
                            }, 
                            {
                                "value": "20.47"
                            }, 
                            {
                                "value": "23.37"
                            }, 
                            {
                                "value": "25.98"
                            }, 
                            {
                                "value": "28.34"
                            }, 
                            {
                                "value": "30.85"
                            }, 
                            {
                                "value": "33.11"
                            }, 
                            {
                                "value": "35.29"
                            }, 
                            {
                                "value": "37.41"
                            }, 
                            {
                                "value": "39.23"
                            }, 
                            {
                                "value": "41.11"
                            }, 
                            {
                                "value": "42.88"
                            }, 
                            {
                                "value": "44.68"
                            }, 
                            {
                                "value": "46.02"
                            }, 
                            {
                                "value": "47.48"
                            }, 
                            {
                                "value": "48.74"
                            }, 
                            {
                                "value": "50.07"
                            }, 
                            {
                                "value": "51.45"
                            }, 
                            {
                                "value": "52.79"
                            }, 
                            {
                                "value": "53.88"
                            }, 
                            {
                                "value": "55.09"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Strength and Dynamic Elastic Modulus of Ce- and Er-TZP at Low Temperature, Z. Zhang, D. Jin, L. Li, Z. Tu, L. Zhao, P. Zhang, and J. Zhao, Journal of the American Ceramic Society, Vol. 78 9, pp. 2548-2550 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "6.2", 
                        "value": "122.8"
                    }, 
                    {
                        "uncertainty": "6.8", 
                        "value": "142.3"
                    }, 
                    {
                        "uncertainty": "7.3", 
                        "value": "107.1"
                    }, 
                    {
                        "uncertainty": "5.6", 
                        "value": "130.3"
                    }, 
                    {
                        "uncertainty": "11.2", 
                        "value": "115.7"
                    }, 
                    {
                        "uncertainty": "4.3", 
                        "value": "132.4"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "CeO2"
                            }
                        ], 
                        "name": "Additive"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "14.5"
                            }, 
                            {
                                "value": "14.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "16.5"
                            }, 
                            {
                                "value": "16.5"
                            }
                        ], 
                        "name": "Mole Fraction of Additive"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "77"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "uncertainty": "0.012", 
                                "value": "5.774"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "uncertainty": "0.008", 
                                "value": "5.687"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "uncertainty": "0.017", 
                                "value": "5.687"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Strength and Dynamic Elastic Modulus of Ce- and Er-TZP at Low Temperature, Z. Zhang, D. Jin, L. Li, Z. Tu, L. Zhao, P. Zhang, and J. Zhao, Journal of the American Ceramic Society, Vol. 78 9, pp. 2548-2550 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "25", 
                        "value": "415"
                    }, 
                    {
                        "uncertainty": "41", 
                        "value": "605"
                    }, 
                    {
                        "uncertainty": "43", 
                        "value": "797"
                    }, 
                    {
                        "uncertainty": "31", 
                        "value": "314"
                    }, 
                    {
                        "uncertainty": "34", 
                        "value": "449"
                    }, 
                    {
                        "uncertainty": "23", 
                        "value": "473"
                    }, 
                    {
                        "uncertainty": "41", 
                        "value": "494"
                    }, 
                    {
                        "uncertainty": "71", 
                        "value": "601"
                    }, 
                    {
                        "uncertainty": "60", 
                        "value": "730"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "CeO2"
                            }
                        ], 
                        "name": "Additive"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "14.5"
                            }, 
                            {
                                "value": "14.5"
                            }, 
                            {
                                "value": "14.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "16.5"
                            }, 
                            {
                                "value": "16.5"
                            }, 
                            {
                                "value": "16.5"
                            }
                        ], 
                        "name": "Mole Fraction of Additive"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "4.2"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "uncertainty": "0.012", 
                                "value": "5.774"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "uncertainty": "0.008", 
                                "value": "5.687"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "uncertainty": "0.017", 
                                "value": "5.687"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Strength and Dynamic Elastic Modulus of Ce- and Er-TZP at Low Temperature, Z. Zhang, D. Jin, L. Li, Z. Tu, L. Zhao, P. Zhang, and J. Zhao, Journal of the American Ceramic Society, Vol. 78 9, pp. 2548-2550 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.4", 
                        "value": "9.9"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "9.6"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "10.4"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "CeO2"
                            }
                        ], 
                        "name": "Additive"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "14.5"
                            }, 
                            {
                                "value": "15.5"
                            }, 
                            {
                                "value": "16.5"
                            }
                        ], 
                        "name": "Mole Fraction of Additive"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "uncertainty": "0.012", 
                                "value": "5.774"
                            }, 
                            {
                                "uncertainty": "0.008", 
                                "value": "5.687"
                            }, 
                            {
                                "uncertainty": "0.017", 
                                "value": "5.687"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Strength and Dynamic Elastic Modulus of Ce- and Er-TZP at Low Temperature, Z. Zhang, D. Jin, L. Li, Z. Tu, L. Zhao, P. Zhang, and J. Zhao, Journal of the American Ceramic Society, Vol. 78 9, pp. 2548-2550 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xEr2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Er"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "7.4", 
                        "value": "111.3"
                    }, 
                    {
                        "uncertainty": "7.3", 
                        "value": "121.3"
                    }, 
                    {
                        "uncertainty": "9.2", 
                        "value": "101.9"
                    }, 
                    {
                        "uncertainty": "5.4", 
                        "value": "124.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Er2O3"
                            }
                        ], 
                        "name": "Additive"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }
                        ], 
                        "name": "Mole Fraction of Additive"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "77"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "uncertainty": "0.022", 
                                "value": "5.868"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "uncertainty": "0.030", 
                                "value": "5.561"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Strength and Dynamic Elastic Modulus of Ce- and Er-TZP at Low Temperature, Z. Zhang, D. Jin, L. Li, Z. Tu, L. Zhao, P. Zhang, and J. Zhao, Journal of the American Ceramic Society, Vol. 78 9, pp. 2548-2550 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xEr2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Er"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "7.0"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "6.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Er2O3"
                            }
                        ], 
                        "name": "Additive"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "4.0"
                            }
                        ], 
                        "name": "Mole Fraction of Additive"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "uncertainty": "0.022", 
                                "value": "5.868"
                            }, 
                            {
                                "uncertainty": "0.030", 
                                "value": "5.561"
                            }
                        ], 
                        "name": "Density"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strengthening and Toughening Behaviour of SiC with Additions of TiB2, J.D. Yoon and S.G. Kang, Journal of Materials Science Letters, Vol. 14, pp. 1065-1067 (1995), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "439"
                    }, 
                    {
                        "value": "453"
                    }, 
                    {
                        "value": "467"
                    }, 
                    {
                        "value": "490"
                    }, 
                    {
                        "value": "434"
                    }, 
                    {
                        "value": "431"
                    }, 
                    {
                        "value": "428"
                    }, 
                    {
                        "value": "314"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "98.4"
                            }, 
                            {
                                "value": "98.9"
                            }, 
                            {
                                "value": "98.6"
                            }, 
                            {
                                "value": "99.6"
                            }, 
                            {
                                "value": "98.8"
                            }, 
                            {
                                "value": "99.2"
                            }, 
                            {
                                "value": "99.3"
                            }, 
                            {
                                "value": "99.9"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "37"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strengthening and Toughening Behaviour of SiC with Additions of TiB2, J.D. Yoon and S.G. Kang, Journal of Materials Science Letters, Vol. 14, pp. 1065-1067 (1995), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "492"
                    }, 
                    {
                        "value": "480"
                    }, 
                    {
                        "value": "575"
                    }, 
                    {
                        "value": "610"
                    }, 
                    {
                        "value": "443"
                    }, 
                    {
                        "value": "512"
                    }, 
                    {
                        "value": "394"
                    }, 
                    {
                        "value": "308"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "98.4"
                            }, 
                            {
                                "value": "98.9"
                            }, 
                            {
                                "value": "98.6"
                            }, 
                            {
                                "value": "99.6"
                            }, 
                            {
                                "value": "98.8"
                            }, 
                            {
                                "value": "99.2"
                            }, 
                            {
                                "value": "99.3"
                            }, 
                            {
                                "value": "99.9"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "37"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strengthening and Toughening Behaviour of SiC with Additions of TiB2, J.D. Yoon and S.G. Kang, Journal of Materials Science Letters, Vol. 14, pp. 1065-1067 (1995), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.52"
                    }, 
                    {
                        "value": "4.05"
                    }, 
                    {
                        "value": "5.73"
                    }, 
                    {
                        "value": "6.29"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "4.54"
                    }, 
                    {
                        "value": "5.52"
                    }, 
                    {
                        "value": "5.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "98.4"
                            }, 
                            {
                                "value": "98.9"
                            }, 
                            {
                                "value": "98.6"
                            }, 
                            {
                                "value": "99.6"
                            }, 
                            {
                                "value": "98.8"
                            }, 
                            {
                                "value": "99.2"
                            }, 
                            {
                                "value": "99.3"
                            }, 
                            {
                                "value": "99.9"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "37"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Strengthening and Toughening Behaviour of SiC with Additions of TiB2, J.D. Yoon and S.G. Kang, Journal of Materials Science Letters, Vol. 14, pp. 1065-1067 (1995), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "6.3"
                    }, 
                    {
                        "value": "7.7"
                    }, 
                    {
                        "value": "7.0"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "TiB2"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "98.9"
                            }, 
                            {
                                "value": "98.9"
                            }, 
                            {
                                "value": "98.6"
                            }, 
                            {
                                "value": "98.6"
                            }, 
                            {
                                "value": "99.6"
                            }, 
                            {
                                "value": "99.6"
                            }, 
                            {
                                "value": "99.2"
                            }, 
                            {
                                "value": "99.2"
                            }, 
                            {
                                "value": "99.3"
                            }, 
                            {
                                "value": "99.3"
                            }, 
                            {
                                "value": "99.9"
                            }, 
                            {
                                "value": "99.9"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "37"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2150"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "High-Strength Ceramics Based on Tetragonal Zirconia, S. Yu. Pliner, D. S. Rutman, A. A. Dabizha, and Yu. I. Komolikov, Ogneupori (Refractories) 9, pp. 19-20 (1986)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "50"
                    }, 
                    {
                        "value": "850"
                    }, 
                    {
                        "value": "1080"
                    }, 
                    {
                        "value": "625"
                    }, 
                    {
                        "value": "380"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "T + M"
                            }, 
                            {
                                "value": "T"
                            }, 
                            {
                                "value": "T"
                            }, 
                            {
                                "value": "T + C"
                            }, 
                            {
                                "value": "T + C"
                            }
                        ], 
                        "name": "Phase Composition"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "4.0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "High-Strength Ceramics Based on Tetragonal Zirconia, S. Yu. Pliner, D. S. Rutman, A. A. Dabizha, and Yu. I. Komolikov, Ogneupori (Refractories) 9, pp. 19-20 (1986)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.3", 
                        "value": "0.7"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "0.5", 
                                "maximum": "1.0"
                            }
                        ], 
                        "name": "Grain Size Range"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructural Design of Silicon Nitride with Improved Fracture Toughness:  I, Effects of Grain Shape and Size, P.F. Becher, E.Y. Sun, K.P. Plucknett, K.B. Alexander, C.H. Hsueh, H.T. Lin, S.B. Waters,  C.G. Westmoreland, E.S. Kang, K. Hirao, and M.E. Brito, Journal of the American Ceramic Society, Vol. 81 11, pp. 2821-2830 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.yY2O3.zAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.7"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "7.1"
                    }, 
                    {
                        "value": "8.0"
                    }, 
                    {
                        "value": "8.4"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "8.8"
                    }, 
                    {
                        "value": "10.4"
                    }, 
                    {
                        "value": "10.6"
                    }, 
                    {
                        "value": "10.5"
                    }, 
                    {
                        "value": "10.7"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "109"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "146"
                            }, 
                            {
                                "value": "198"
                            }, 
                            {
                                "value": "224"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "442"
                            }, 
                            {
                                "value": "451"
                            }, 
                            {
                                "value": "1411"
                            }, 
                            {
                                "value": "1420"
                            }
                        ], 
                        "name": "Crack Length"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructural Design of Silicon Nitride with Improved Fracture Toughness:  I, Effects of Grain Shape and Size, P.F. Becher, E.Y. Sun, K.P. Plucknett, K.B. Alexander, C.H. Hsueh, H.T. Lin, S.B. Waters,  C.G. Westmoreland, E.S. Kang, K. Hirao, and M.E. Brito, Journal of the American Ceramic Society, Vol. 81 11, pp. 2821-2830 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.yY2O3.zAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.1"
                    }, 
                    {
                        "value": "0.3"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "value": "0.7"
                    }, 
                    {
                        "value": "0.9"
                    }, 
                    {
                        "value": "1.1"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.7"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.3"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "69"
                            }, 
                            {
                                "value": "472"
                            }, 
                            {
                                "value": "244"
                            }, 
                            {
                                "value": "65"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "33"
                            }, 
                            {
                                "value": "65"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "65"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "106"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "41"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "24"
                            }
                        ], 
                        "name": "Frequency"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructural Design of Silicon Nitride with Improved Fracture Toughness:  I, Effects of Grain Shape and Size, P.F. Becher, E.Y. Sun, K.P. Plucknett, K.B. Alexander, C.H. Hsueh, H.T. Lin, S.B. Waters,  C.G. Westmoreland, E.S. Kang, K. Hirao, and M.E. Brito, Journal of the American Ceramic Society, Vol. 81 11, pp. 2821-2830 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.yY2O3.zAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "6.7"
                    }, 
                    {
                        "value": "7.1"
                    }, 
                    {
                        "value": "7.2"
                    }, 
                    {
                        "value": "7.5"
                    }, 
                    {
                        "value": "7.7"
                    }, 
                    {
                        "value": "7.8"
                    }, 
                    {
                        "value": "7.9"
                    }, 
                    {
                        "value": "7.9"
                    }, 
                    {
                        "value": "8.1"
                    }, 
                    {
                        "value": "8.1"
                    }, 
                    {
                        "value": "8.2"
                    }, 
                    {
                        "value": "8.3"
                    }, 
                    {
                        "value": "8.1"
                    }, 
                    {
                        "value": "8.4"
                    }, 
                    {
                        "value": "8.6"
                    }, 
                    {
                        "value": "8.8"
                    }, 
                    {
                        "value": "8.8"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "52"
                            }, 
                            {
                                "value": "122"
                            }, 
                            {
                                "value": "62"
                            }, 
                            {
                                "value": "97"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "136"
                            }, 
                            {
                                "value": "254"
                            }, 
                            {
                                "value": "255"
                            }, 
                            {
                                "value": "504"
                            }, 
                            {
                                "value": "504"
                            }, 
                            {
                                "value": "505"
                            }, 
                            {
                                "value": "651"
                            }, 
                            {
                                "value": "677"
                            }, 
                            {
                                "value": "703"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1193"
                            }
                        ], 
                        "name": "Crack Length"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructural Design of Silicon Nitride with Improved Fracture Toughness:  I, Effects of Grain Shape and Size, P.F. Becher, E.Y. Sun, K.P. Plucknett, K.B. Alexander, C.H. Hsueh, H.T. Lin, S.B. Waters,  C.G. Westmoreland, E.S. Kang, K. Hirao, and M.E. Brito, Journal of the American Ceramic Society, Vol. 81 11, pp. 2821-2830 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.yY2O3.zAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.1"
                    }, 
                    {
                        "value": "0.3"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "value": "0.7"
                    }, 
                    {
                        "value": "0.9"
                    }, 
                    {
                        "value": "1.1"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.7"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.7"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "156"
                            }, 
                            {
                                "value": "528"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "91"
                            }, 
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "133"
                            }, 
                            {
                                "value": "127"
                            }, 
                            {
                                "value": "94"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "55"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Frequency"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microstructural Design of Silicon Nitride with Improved Fracture Toughness:  I, Effects of Grain Shape and Size, P.F. Becher, E.Y. Sun, K.P. Plucknett, K.B. Alexander, C.H. Hsueh, H.T. Lin, S.B. Waters,  C.G. Westmoreland, E.S. Kang, K. Hirao, and M.E. Brito, Journal of the American Ceramic Society, Vol. 81 11, pp. 2821-2830 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.yY2O3.zAl2O3", 
        "properties": [
            {
                "scalars": [
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                                "value": "189"
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                "citation": "Microstructural Design of Silicon Nitride with Improved Fracture Toughness:  I, Effects of Grain Shape and Size, P.F. Becher, E.Y. Sun, K.P. Plucknett, K.B. Alexander, C.H. Hsueh, H.T. Lin, S.B. Waters,  C.G. Westmoreland, E.S. Kang, K. Hirao, and M.E. Brito, Journal of the American Ceramic Society, Vol. 81 11, pp. 2821-2830 (1998), published by American Ceramic Society."
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                        "value": "2.4"
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                                "value": "102"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "107"
                            }, 
                            {
                                "value": "178"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "72"
                            }, 
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                            }, 
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                                "value": "2"
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                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
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            }
        ]
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    {
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                "name": "Hot Pressing"
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        ], 
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            {
                "citation": "Microstructural Design of Silicon Nitride with Improved Fracture Toughness:  I, Effects of Grain Shape and Size, P.F. Becher, E.Y. Sun, K.P. Plucknett, K.B. Alexander, C.H. Hsueh, H.T. Lin, S.B. Waters,  C.G. Westmoreland, E.S. Kang, K. Hirao, and M.E. Brito, Journal of the American Ceramic Society, Vol. 81 11, pp. 2821-2830 (1998), published by American Ceramic Society."
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.yY2O3.zAl2O3", 
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            {
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                    {
                        "value": "Si-N:Al"
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                ], 
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            }, 
            {
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                    {
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                        "value": "4.1"
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                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "4.5"
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                    {
                        "value": "4.5"
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                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.5"
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                    {
                        "value": "4.5"
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                    {
                        "value": "4.5"
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                ], 
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                            {
                                "value": "145"
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                            {
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                            {
                                "value": "257"
                            }, 
                            {
                                "value": "369"
                            }, 
                            {
                                "value": "464"
                            }, 
                            {
                                "value": "507"
                            }, 
                            {
                                "value": "601"
                            }, 
                            {
                                "value": "712"
                            }, 
                            {
                                "value": "841"
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                            {
                                "value": "927"
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                            {
                                "value": "987"
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                "citation": "Microstructural Design of Silicon Nitride with Improved Fracture Toughness:  I, Effects of Grain Shape and Size, P.F. Becher, E.Y. Sun, K.P. Plucknett, K.B. Alexander, C.H. Hsueh, H.T. Lin, S.B. Waters,  C.G. Westmoreland, E.S. Kang, K. Hirao, and M.E. Brito, Journal of the American Ceramic Society, Vol. 81 11, pp. 2821-2830 (1998), published by American Ceramic Society."
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                    {
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                    {
                        "value": "0.7"
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                    {
                        "value": "0.75"
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                    {
                        "value": "0.85"
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                    {
                        "value": "0.9"
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                    {
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                            {
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                            {
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                            {
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                                "value": "16"
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                            {
                                "value": "13"
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                            {
                                "value": "8"
                            }, 
                            {
                                "value": "5"
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        ], 
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        ], 
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            }
        ], 
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                        "value": "3.3"
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                "name": "Hot Pressing"
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                "citation": "Microstructural Design of Silicon Nitride with Improved Fracture Toughness:  I, Effects of Grain Shape and Size, P.F. Becher, E.Y. Sun, K.P. Plucknett, K.B. Alexander, C.H. Hsueh, H.T. Lin, S.B. Waters,  C.G. Westmoreland, E.S. Kang, K. Hirao, and M.E. Brito, Journal of the American Ceramic Society, Vol. 81 11, pp. 2821-2830 (1998), published by American Ceramic Society."
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                "citation": "Microstructure and Material Properties of SiC-TiB2 Particulate Composites, C.H. McMurtry, W.D.G. Boecker, S.G. Seshadri, J.S. Zanghi, and J.E. Garnier, American Ceramic Society Bulletin, Vol. 66 2, pp. 325-329 (1987), published by American Ceramic Society."
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                ], 
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                "citation": "Microstructure and Material Properties of SiC-TiB2 Particulate Composites, C.H. McMurtry, W.D.G. Boecker, S.G. Seshadri, J.S. Zanghi, and J.E. Garnier, American Ceramic Society Bulletin, Vol. 66 2, pp. 325-329 (1987), published by American Ceramic Society."
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        ], 
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                "citation": "Microstructure and Material Properties of SiC-TiB2 Particulate Composites, C.H. McMurtry, W.D.G. Boecker, S.G. Seshadri, J.S. Zanghi, and J.E. Garnier, American Ceramic Society Bulletin, Vol. 66 2, pp. 325-329 (1987), published by American Ceramic Society."
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                "citation": "Microstructure and Material Properties of SiC-TiB2 Particulate Composites, C.H. McMurtry, W.D.G. Boecker, S.G. Seshadri, J.S. Zanghi, and J.E. Garnier, American Ceramic Society Bulletin, Vol. 66 2, pp. 325-329 (1987), published by American Ceramic Society."
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                "name": "NIST_SRD-30"
            }
        ], 
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            }, 
            {
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            }, 
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            }, 
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                ], 
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            }
        ]
    }, 
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            }
        ], 
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            {
                "citation": "Microstructure and Material Properties of SiC-TiB2 Particulate Composites, C.H. McMurtry, W.D.G. Boecker, S.G. Seshadri, J.S. Zanghi, and J.E. Garnier, American Ceramic Society Bulletin, Vol. 66 2, pp. 325-329 (1987), published by American Ceramic Society."
            }
        ], 
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        ], 
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            {
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            }
        ], 
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                    {
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            }, 
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                "citation": "Microstructure and Material Properties of SiC-TiB2 Particulate Composites, C.H. McMurtry, W.D.G. Boecker, S.G. Seshadri, J.S. Zanghi, and J.E. Garnier, American Ceramic Society Bulletin, Vol. 66 2, pp. 325-329 (1987), published by American Ceramic Society."
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            {
                "citation": "Microstructure and Material Properties of SiC-TiB2 Particulate Composites, C.H. McMurtry, W.D.G. Boecker, S.G. Seshadri, J.S. Zanghi, and J.E. Garnier, American Ceramic Society Bulletin, Vol. 66 2, pp. 325-329 (1987), published by American Ceramic Society."
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        ], 
        "licenses": [
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        ], 
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                            }, 
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                            }
                        ], 
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        ]
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    {
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        ], 
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            {
                "citation": "Microstructure and Material Properties of SiC-TiB2 Particulate Composites, C.H. McMurtry, W.D.G. Boecker, S.G. Seshadri, J.S. Zanghi, and J.E. Garnier, American Ceramic Society Bulletin, Vol. 66 2, pp. 325-329 (1987), published by American Ceramic Society."
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        ], 
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        ], 
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            }
        ], 
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            }, 
            {
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                "citation": "Microstructure and Material Properties of SiC-TiB2 Particulate Composites, C.H. McMurtry, W.D.G. Boecker, S.G. Seshadri, J.S. Zanghi, and J.E. Garnier, American Ceramic Society Bulletin, Vol. 66 2, pp. 325-329 (1987), published by American Ceramic Society."
            }
        ], 
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        ], 
        "licenses": [
            {
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            }
        ], 
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                "citation": "Microstructure and Material Properties of SiC-TiB2 Particulate Composites, C.H. McMurtry, W.D.G. Boecker, S.G. Seshadri, J.S. Zanghi, and J.E. Garnier, American Ceramic Society Bulletin, Vol. 66 2, pp. 325-329 (1987), published by American Ceramic Society."
            }
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        ], 
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            }
        ], 
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                "citation": "Microstructure and Material Properties of SiC-TiB2 Particulate Composites, C.H. McMurtry, W.D.G. Boecker, S.G. Seshadri, J.S. Zanghi, and J.E. Garnier, American Ceramic Society Bulletin, Vol. 66 2, pp. 325-329 (1987), published by American Ceramic Society."
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        ], 
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                "citation": "Microstructure and Material Properties of SiC-TiB2 Particulate Composites, C.H. McMurtry, W.D.G. Boecker, S.G. Seshadri, J.S. Zanghi, and J.E. Garnier, American Ceramic Society Bulletin, Vol. 66 2, pp. 325-329 (1987), published by American Ceramic Society."
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            }
        ], 
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                "citation": "Microstructure and Material Properties of SiC-TiB2 Particulate Composites, C.H. McMurtry, W.D.G. Boecker, S.G. Seshadri, J.S. Zanghi, and J.E. Garnier, American Ceramic Society Bulletin, Vol. 66 2, pp. 325-329 (1987), published by American Ceramic Society."
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        ], 
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                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1123"
                            }, 
                            {
                                "value": "1173"
                            }, 
                            {
                                "value": "1223"
                            }, 
                            {
                                "value": "1273"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "-273"
                            }, 
                            {
                                "value": "-188"
                            }, 
                            {
                                "value": "-123"
                            }, 
                            {
                                "value": "-113"
                            }, 
                            {
                                "value": "-103"
                            }, 
                            {
                                "value": "-93"
                            }, 
                            {
                                "value": "-83"
                            }, 
                            {
                                "value": "-73"
                            }, 
                            {
                                "value": "-63"
                            }, 
                            {
                                "value": "-53"
                            }, 
                            {
                                "value": "-43"
                            }, 
                            {
                                "value": "-33"
                            }, 
                            {
                                "value": "-23"
                            }, 
                            {
                                "value": "-13"
                            }, 
                            {
                                "value": "-3"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "47"
                            }, 
                            {
                                "value": "57"
                            }, 
                            {
                                "value": "67"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "87"
                            }, 
                            {
                                "value": "97"
                            }, 
                            {
                                "value": "107"
                            }, 
                            {
                                "value": "117"
                            }, 
                            {
                                "value": "127"
                            }, 
                            {
                                "value": "137"
                            }, 
                            {
                                "value": "147"
                            }, 
                            {
                                "value": "157"
                            }, 
                            {
                                "value": "167"
                            }, 
                            {
                                "value": "177"
                            }, 
                            {
                                "value": "187"
                            }, 
                            {
                                "value": "197"
                            }, 
                            {
                                "value": "207"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Bulk Modulus and Youngs Modulus of Nanocrystalline $\\gamma$-Alumina, M.R. Gallas and G.J. Piermarini, Journal of the American Ceramic Society, Vol. 77 11, pp. 2917-2920 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina (gamma)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Degussa AG"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Aluminum Oxide C"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Powder"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "13", 
                        "value": "153"
                    }, 
                    {
                        "uncertainty": "14", 
                        "value": "162"
                    }, 
                    {
                        "uncertainty": "21", 
                        "value": "139"
                    }, 
                    {
                        "uncertainty": "21", 
                        "value": "144"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Birch"
                            }, 
                            {
                                "value": "Bridgman"
                            }, 
                            {
                                "value": "Birch"
                            }, 
                            {
                                "value": "Bridgman"
                            }
                        ], 
                        "name": "Model"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Hydrostatic"
                            }, 
                            {
                                "value": "Hydrostatic"
                            }, 
                            {
                                "value": "Nonhydrostatic"
                            }, 
                            {
                                "value": "Nonhydrostatic"
                            }
                        ], 
                        "name": "Stress Condition"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Bulk Modulus and Youngs Modulus of Nanocrystalline $\\gamma$-Alumina, M.R. Gallas and G.J. Piermarini, Journal of the American Ceramic Society, Vol. 77 11, pp. 2917-2920 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina (gamma)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Degussa AG"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Aluminum Oxide C"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Powder"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.905"
                    }, 
                    {
                        "value": "7.896"
                    }, 
                    {
                        "value": "7.878"
                    }, 
                    {
                        "value": "7.866"
                    }, 
                    {
                        "value": "7.865"
                    }, 
                    {
                        "value": "7.852"
                    }, 
                    {
                        "value": "7.836"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "GPa", 
                        "scalars": [
                            {
                                "value": "0.00"
                            }, 
                            {
                                "value": "0.52"
                            }, 
                            {
                                "value": "1.29"
                            }, 
                            {
                                "value": "1.82"
                            }, 
                            {
                                "value": "2.62"
                            }, 
                            {
                                "value": "3.48"
                            }, 
                            {
                                "value": "4.09"
                            }
                        ], 
                        "name": "Pressure"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Bulk Modulus and Youngs Modulus of Nanocrystalline $\\gamma$-Alumina, M.R. Gallas and G.J. Piermarini, Journal of the American Ceramic Society, Vol. 77 11, pp. 2917-2920 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina (gamma)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Degussa AG"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Aluminum Oxide C"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Powder"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "20", 
                        "value": "239"
                    }, 
                    {
                        "uncertainty": "22", 
                        "value": "253"
                    }, 
                    {
                        "uncertainty": "33", 
                        "value": "217"
                    }, 
                    {
                        "uncertainty": "33", 
                        "value": "225"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Birch"
                            }, 
                            {
                                "value": "Bridgman"
                            }, 
                            {
                                "value": "Birch"
                            }, 
                            {
                                "value": "Bridgman"
                            }
                        ], 
                        "name": "Model"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Hydrostatic"
                            }, 
                            {
                                "value": "Hydrostatic"
                            }, 
                            {
                                "value": "Nonhydrostatic"
                            }, 
                            {
                                "value": "Nonhydrostatic"
                            }
                        ], 
                        "name": "Stress Condition"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity of Four Si-Al-O-N Compositions, F.F. Lange, H.J. Siebeneck, and D.P.H. Hasselman, Journal of the American Ceramic Society, Vol. 59 9, pp. 454-455 (1976), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "1.7"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "1.2"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "640"
                            }, 
                            {
                                "value": "830"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "820"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "830"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "620"
                            }, 
                            {
                                "value": "790"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "25.5"
                            }, 
                            {
                                "value": "25.5"
                            }, 
                            {
                                "value": "25.5"
                            }, 
                            {
                                "value": "25.5"
                            }, 
                            {
                                "value": "25.5"
                            }, 
                            {
                                "value": "25.5"
                            }, 
                            {
                                "value": "25.5"
                            }, 
                            {
                                "value": "25.5"
                            }, 
                            {
                                "value": "37.0"
                            }, 
                            {
                                "value": "37.0"
                            }, 
                            {
                                "value": "37.0"
                            }, 
                            {
                                "value": "37.0"
                            }, 
                            {
                                "value": "37.0"
                            }, 
                            {
                                "value": "37.0"
                            }, 
                            {
                                "value": "37.0"
                            }, 
                            {
                                "value": "37.0"
                            }, 
                            {
                                "value": "47.8"
                            }, 
                            {
                                "value": "47.8"
                            }, 
                            {
                                "value": "47.8"
                            }, 
                            {
                                "value": "47.8"
                            }, 
                            {
                                "value": "47.8"
                            }, 
                            {
                                "value": "47.8"
                            }, 
                            {
                                "value": "47.8"
                            }, 
                            {
                                "value": "47.8"
                            }, 
                            {
                                "value": "57.8"
                            }, 
                            {
                                "value": "57.8"
                            }, 
                            {
                                "value": "57.8"
                            }, 
                            {
                                "value": "57.8"
                            }, 
                            {
                                "value": "57.8"
                            }, 
                            {
                                "value": "57.8"
                            }, 
                            {
                                "value": "57.8"
                            }, 
                            {
                                "value": "57.8"
                            }
                        ], 
                        "name": "Mole Fraction of Al2O3"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity of Four Si-Al-O-N Compositions, F.F. Lange, H.J. Siebeneck, and D.P.H. Hasselman, Journal of the American Ceramic Society, Vol. 59 9, pp. 454-455 (1976), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.6"
                    }, 
                    {
                        "value": "6.3"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "3.6"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "390"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "810"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Grain Size Dependence of the Mechanical Properties in TZP Ceramics, J. Wang, M. Rainforth, and R. Stevens, British Ceramic Transactions and Journal, Vol. 88 1, pp. 1-6 (1988), published by Institute of Ceramics."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1071"
                    }, 
                    {
                        "value": "992"
                    }, 
                    {
                        "value": "981"
                    }, 
                    {
                        "value": "975"
                    }, 
                    {
                        "value": "909"
                    }, 
                    {
                        "value": "934"
                    }, 
                    {
                        "value": "756"
                    }, 
                    {
                        "value": "732"
                    }, 
                    {
                        "value": "817"
                    }, 
                    {
                        "value": "956"
                    }, 
                    {
                        "value": "1030"
                    }, 
                    {
                        "value": "994"
                    }, 
                    {
                        "value": "813"
                    }, 
                    {
                        "value": "653"
                    }, 
                    {
                        "value": "647"
                    }, 
                    {
                        "value": "629"
                    }, 
                    {
                        "value": "835"
                    }, 
                    {
                        "value": "848"
                    }, 
                    {
                        "value": "1024"
                    }, 
                    {
                        "value": "765"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "0.91"
                            }, 
                            {
                                "value": "0.97"
                            }, 
                            {
                                "value": "1.15"
                            }, 
                            {
                                "value": "1.32"
                            }, 
                            {
                                "value": "1.70"
                            }, 
                            {
                                "value": "0.77"
                            }, 
                            {
                                "value": "0.97"
                            }, 
                            {
                                "value": "0.90"
                            }, 
                            {
                                "value": "1.01"
                            }, 
                            {
                                "value": "1.21"
                            }, 
                            {
                                "value": "1.37"
                            }, 
                            {
                                "value": "1.75"
                            }, 
                            {
                                "value": "0.82"
                            }, 
                            {
                                "value": "0.96"
                            }, 
                            {
                                "value": "1.03"
                            }, 
                            {
                                "value": "1.06"
                            }, 
                            {
                                "value": "1.25"
                            }, 
                            {
                                "value": "1.42"
                            }, 
                            {
                                "value": "1.81"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Grain Size Dependence of the Mechanical Properties in TZP Ceramics, J. Wang, M. Rainforth, and R. Stevens, British Ceramic Transactions and Journal, Vol. 88 1, pp. 1-6 (1988), published by Institute of Ceramics."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "10.2"
                    }, 
                    {
                        "value": "10.9"
                    }, 
                    {
                        "value": "12.4"
                    }, 
                    {
                        "value": "11.3"
                    }, 
                    {
                        "value": "11.6"
                    }, 
                    {
                        "value": "10.6"
                    }, 
                    {
                        "value": "10.4"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "7.3"
                    }, 
                    {
                        "value": "9.0"
                    }, 
                    {
                        "value": "9.5"
                    }, 
                    {
                        "value": "10.8"
                    }, 
                    {
                        "value": "12.0"
                    }, 
                    {
                        "value": "10.6"
                    }, 
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "7.6"
                    }, 
                    {
                        "value": "9.9"
                    }, 
                    {
                        "value": "12.5"
                    }, 
                    {
                        "value": "11.1"
                    }, 
                    {
                        "value": "10.5"
                    }, 
                    {
                        "value": "16.6"
                    }, 
                    {
                        "value": "17.8"
                    }, 
                    {
                        "value": "16.7"
                    }, 
                    {
                        "value": "18.7"
                    }, 
                    {
                        "value": "18.2"
                    }, 
                    {
                        "value": "18.7"
                    }, 
                    {
                        "value": "15.3"
                    }, 
                    {
                        "value": "16.0"
                    }, 
                    {
                        "value": "16.5"
                    }, 
                    {
                        "value": "19.5"
                    }, 
                    {
                        "value": "17.3"
                    }, 
                    {
                        "value": "14.3"
                    }, 
                    {
                        "value": "10.3"
                    }, 
                    {
                        "value": "12.8"
                    }, 
                    {
                        "value": "16.5"
                    }, 
                    {
                        "value": "20.0"
                    }, 
                    {
                        "value": "17.1"
                    }, 
                    {
                        "value": "10.8"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }
                        ], 
                        "name": "Test Type"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.78"
                            }, 
                            {
                                "value": "0.92"
                            }, 
                            {
                                "value": "0.97"
                            }, 
                            {
                                "value": "1.03"
                            }, 
                            {
                                "value": "1.22"
                            }, 
                            {
                                "value": "1.36"
                            }, 
                            {
                                "value": "1.73"
                            }, 
                            {
                                "value": "0.85"
                            }, 
                            {
                                "value": "0.98"
                            }, 
                            {
                                "value": "1.04"
                            }, 
                            {
                                "value": "1.07"
                            }, 
                            {
                                "value": "1.26"
                            }, 
                            {
                                "value": "1.42"
                            }, 
                            {
                                "value": "1.79"
                            }, 
                            {
                                "value": "1.99"
                            }, 
                            {
                                "value": "0.92"
                            }, 
                            {
                                "value": "1.04"
                            }, 
                            {
                                "value": "1.12"
                            }, 
                            {
                                "value": "1.17"
                            }, 
                            {
                                "value": "1.35"
                            }, 
                            {
                                "value": "1.48"
                            }, 
                            {
                                "value": "1.85"
                            }, 
                            {
                                "value": "2.09"
                            }, 
                            {
                                "value": "0.72"
                            }, 
                            {
                                "value": "0.90"
                            }, 
                            {
                                "value": "0.96"
                            }, 
                            {
                                "value": "1.16"
                            }, 
                            {
                                "value": "1.33"
                            }, 
                            {
                                "value": "1.72"
                            }, 
                            {
                                "value": "0.76"
                            }, 
                            {
                                "value": "0.96"
                            }, 
                            {
                                "value": "1.01"
                            }, 
                            {
                                "value": "1.21"
                            }, 
                            {
                                "value": "1.36"
                            }, 
                            {
                                "value": "1.77"
                            }, 
                            {
                                "value": "0.81"
                            }, 
                            {
                                "value": "1.01"
                            }, 
                            {
                                "value": "1.06"
                            }, 
                            {
                                "value": "1.24"
                            }, 
                            {
                                "value": "1.43"
                            }, 
                            {
                                "value": "1.81"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Ultrasonic Examination of Reaction Bonded Silicon Nitride, J.S. Thorp and T.G. Bushell, Journal of Materials Science, Vol. 20, pp. 2265-2274 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "96"
                    }, 
                    {
                        "value": "85"
                    }, 
                    {
                        "value": "69"
                    }, 
                    {
                        "value": "56"
                    }, 
                    {
                        "value": "37"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "17.4"
                            }, 
                            {
                                "value": "19.3"
                            }, 
                            {
                                "value": "20.2"
                            }, 
                            {
                                "value": "21.9"
                            }, 
                            {
                                "value": "26.2"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Ultrasonic Examination of Reaction Bonded Silicon Nitride, J.S. Thorp and T.G. Bushell, Journal of Materials Science, Vol. 20, pp. 2265-2274 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "172"
                    }, 
                    {
                        "value": "161"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "108"
                    }, 
                    {
                        "value": "71"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "17.4"
                            }, 
                            {
                                "value": "19.3"
                            }, 
                            {
                                "value": "20.2"
                            }, 
                            {
                                "value": "21.9"
                            }, 
                            {
                                "value": "26.2"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Ultrasonic Examination of Reaction Bonded Silicon Nitride, J.S. Thorp and T.G. Bushell, Journal of Materials Science, Vol. 20, pp. 2265-2274 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.31"
                    }, 
                    {
                        "value": "5.21"
                    }, 
                    {
                        "value": "4.60"
                    }, 
                    {
                        "value": "4.45"
                    }, 
                    {
                        "value": "3.86"
                    }, 
                    {
                        "value": "8.66"
                    }, 
                    {
                        "value": "8.32"
                    }, 
                    {
                        "value": "7.60"
                    }, 
                    {
                        "value": "7.18"
                    }, 
                    {
                        "value": "6.24"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }
                        ], 
                        "name": "Mode"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "17.4"
                            }, 
                            {
                                "value": "19.3"
                            }, 
                            {
                                "value": "20.2"
                            }, 
                            {
                                "value": "21.9"
                            }, 
                            {
                                "value": "26.2"
                            }, 
                            {
                                "value": "17.4"
                            }, 
                            {
                                "value": "19.3"
                            }, 
                            {
                                "value": "20.2"
                            }, 
                            {
                                "value": "21.9"
                            }, 
                            {
                                "value": "26.2"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.ySiO2.zYb2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "872"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Additive Amount on Microstructure and Fracture Toughness of SiC-TiB2 Composites, K.S. Cho, H.J. Choi, J.G. Lee, and Y.W. Kim, Ceramics International, Vol. 24, pp. 299-305 (1998), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.555"
                    }, 
                    {
                        "value": "3.544"
                    }, 
                    {
                        "value": "3.540"
                    }, 
                    {
                        "value": "3.493"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "12"
                            }
                        ], 
                        "name": "Annealing Time at 1950 $^{\\circ}$C"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "97.3"
                            }, 
                            {
                                "value": "97.0"
                            }, 
                            {
                                "value": "96.9"
                            }, 
                            {
                                "value": "95.6"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "ST1"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
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                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "12"
                            }
                        ], 
                        "name": "Annealing Time at 1950 $^{\\circ}$C"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }
                        ], 
                        "name": "Component Species"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.1"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "3.9"
                            }, 
                            {
                                "value": "4.1"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "4.6"
                            }, 
                            {
                                "value": "5.4"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }
                        ], 
                        "name": "Aspect Ratio"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Additive Amount on Microstructure and Fracture Toughness of SiC-TiB2 Composites, K.S. Cho, H.J. Choi, J.G. Lee, and Y.W. Kim, Ceramics International, Vol. 24, pp. 299-305 (1998), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.47"
                    }, 
                    {
                        "value": "1.04"
                    }, 
                    {
                        "value": "2.10"
                    }, 
                    {
                        "value": "2.16"
                    }, 
                    {
                        "value": "0.58"
                    }, 
                    {
                        "value": "1.07"
                    }, 
                    {
                        "value": "2.00"
                    }, 
                    {
                        "value": "2.07"
                    }, 
                    {
                        "value": "0.72"
                    }, 
                    {
                        "value": "1.08"
                    }, 
                    {
                        "value": "1.94"
                    }, 
                    {
                        "value": "2.03"
                    }, 
                    {
                        "value": "1.40"
                    }, 
                    {
                        "value": "2.09"
                    }, 
                    {
                        "value": "2.32"
                    }, 
                    {
                        "value": "2.38"
                    }, 
                    {
                        "value": "1.71"
                    }, 
                    {
                        "value": "2.16"
                    }, 
                    {
                        "value": "2.44"
                    }, 
                    {
                        "value": "2.59"
                    }, 
                    {
                        "value": "1.74"
                    }, 
                    {
                        "value": "2.22"
                    }, 
                    {
                        "value": "2.51"
                    }, 
                    {
                        "value": "2.60"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "ST1"
                            }, 
                            {
                                "value": "ST1"
                            }, 
                            {
                                "value": "ST1"
                            }, 
                            {
                                "value": "ST1"
                            }, 
                            {
                                "value": "ST2"
                            }, 
                            {
                                "value": "ST2"
                            }, 
                            {
                                "value": "ST2"
                            }, 
                            {
                                "value": "ST2"
                            }, 
                            {
                                "value": "ST3"
                            }, 
                            {
                                "value": "ST3"
                            }, 
                            {
                                "value": "ST3"
                            }, 
                            {
                                "value": "ST3"
                            }, 
                            {
                                "value": "ST1"
                            }, 
                            {
                                "value": "ST1"
                            }, 
                            {
                                "value": "ST1"
                            }, 
                            {
                                "value": "ST1"
                            }, 
                            {
                                "value": "ST2"
                            }, 
                            {
                                "value": "ST2"
                            }, 
                            {
                                "value": "ST2"
                            }, 
                            {
                                "value": "ST2"
                            }, 
                            {
                                "value": "ST3"
                            }, 
                            {
                                "value": "ST3"
                            }, 
                            {
                                "value": "ST3"
                            }, 
                            {
                                "value": "ST3"
                            }
                        ], 
                        "name": "Specimen Number"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "12"
                            }
                        ], 
                        "name": "Annealing Time at 1950 $^{\\circ}$C"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "SiC"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }, 
                            {
                                "value": "TiB2"
                            }
                        ], 
                        "name": "Component Species"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.1"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "3.9"
                            }, 
                            {
                                "value": "4.1"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "4.6"
                            }, 
                            {
                                "value": "5.4"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }
                        ], 
                        "name": "Aspect Ratio"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Sintered, In Situ-Reacted Mullite- Zirconia Composites, N. Claussen and J. Jahn, Journal of the American Ceramic Society, Vol. 63 3, pp. 228-229 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO3.2ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "mullite"
                    }, 
                    {
                        "value": "ZrO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Sintered, In Situ-Reacted Mullite- Zirconia Composites, N. Claussen and J. Jahn, Journal of the American Ceramic Society, Vol. 63 3, pp. 228-229 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO3.2ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.76"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Sintered, In Situ-Reacted Mullite- Zirconia Composites, N. Claussen and J. Jahn, Journal of the American Ceramic Society, Vol. 63 3, pp. 228-229 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO3.2ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "35", 
                        "value": "400"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Sintered, In Situ-Reacted Mullite- Zirconia Composites, N. Claussen and J. Jahn, Journal of the American Ceramic Society, Vol. 63 3, pp. 228-229 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO3.2ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.3", 
                        "value": "4.5"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Short-Crack Toughness and Abrasive Machining of Silicon Nitride, H.H.K. Xu, S. Jahanmir, L.K. Ives, L.S. Job, and K.T. Ritchie, Journal of the American Ceramic Society, Vol. 79 12, pp. 3055-3064 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Commercial company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.5", 
                        "value": "3.4"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "4.3"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "3.7"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "3.9"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "4.7"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "4.5"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "3.7"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "3.6"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "4.6"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "3.9"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "4.8"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "5.3"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "5.0"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "5.2"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Specimen Number"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "short"
                            }, 
                            {
                                "value": "short"
                            }, 
                            {
                                "value": "short"
                            }, 
                            {
                                "value": "short"
                            }, 
                            {
                                "value": "short"
                            }, 
                            {
                                "value": "short"
                            }, 
                            {
                                "value": "short"
                            }, 
                            {
                                "value": "long"
                            }, 
                            {
                                "value": "long"
                            }, 
                            {
                                "value": "long"
                            }, 
                            {
                                "value": "long"
                            }, 
                            {
                                "value": "long"
                            }, 
                            {
                                "value": "long"
                            }, 
                            {
                                "value": "long"
                            }
                        ], 
                        "name": "Crack Type"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "uncertainty": "3", 
                                "value": "33"
                            }, 
                            {
                                "uncertainty": "1", 
                                "value": "31"
                            }, 
                            {
                                "uncertainty": "2", 
                                "value": "31"
                            }, 
                            {
                                "uncertainty": "5", 
                                "value": "31"
                            }, 
                            {
                                "uncertainty": "1", 
                                "value": "27"
                            }, 
                            {
                                "uncertainty": "1", 
                                "value": "28"
                            }, 
                            {
                                "uncertainty": "5", 
                                "value": "25"
                            }, 
                            {
                                "uncertainty": "16", 
                                "value": "245"
                            }, 
                            {
                                "uncertainty": "5", 
                                "value": "220"
                            }, 
                            {
                                "uncertainty": "13", 
                                "value": "246"
                            }, 
                            {
                                "uncertainty": "10", 
                                "value": "222"
                            }, 
                            {
                                "uncertainty": "9", 
                                "value": "190"
                            }, 
                            {
                                "uncertainty": "5", 
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                            {
                                "value": "50"
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        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Short-Crack Toughness and Abrasive Machining of Silicon Nitride, H.H.K. Xu, S. Jahanmir, L.K. Ives, L.S. Job, and K.T. Ritchie, Journal of the American Ceramic Society, Vol. 79 12, pp. 3055-3064 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Commercial company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "2.1", 
                        "value": "16.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Load"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "9"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Physical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature X-ray Diffraction Studies on Physical Vapour Deposited TiN, D.S. Rickerby, J.S. Bull, A.M. Jones, F.L. Cullen, and B.A. Bellamy, Surface and Coatings Technology, Vol. 39, pp. 397-408 (1989), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.229"
                    }, 
                    {
                        "value": "4.231"
                    }, 
                    {
                        "value": "4.232"
                    }, 
                    {
                        "value": "4.233"
                    }, 
                    {
                        "value": "4.334"
                    }, 
                    {
                        "value": "4.236"
                    }, 
                    {
                        "value": "4.238"
                    }, 
                    {
                        "value": "4.239"
                    }, 
                    {
                        "value": "4.241"
                    }, 
                    {
                        "value": "4.243"
                    }, 
                    {
                        "value": "4.242"
                    }, 
                    {
                        "value": "4.244"
                    }, 
                    {
                        "value": "4.245"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "345"
                            }, 
                            {
                                "value": "385"
                            }, 
                            {
                                "value": "440"
                            }, 
                            {
                                "value": "490"
                            }, 
                            {
                                "value": "545"
                            }, 
                            {
                                "value": "585"
                            }, 
                            {
                                "value": "630"
                            }
                        ], 
                        "name": "Annealing Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot Isostatic Pressing of TiB2-ZrO2(2 Mol % Y2O3) Composite Powders, Y. Muraoka, M. Yoshinaka, K. Hirota, and O. Yamaguchi, Materials Research Bulletin, Vol. 31 7, pp. 787-792 (1996), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.41"
                    }, 
                    {
                        "value": "4.61"
                    }, 
                    {
                        "value": "4.79"
                    }, 
                    {
                        "value": "4.93"
                    }, 
                    {
                        "value": "4.97"
                    }, 
                    {
                        "value": "4.98"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Mole Fraction of TiB2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Mole Fraction of ZrO2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "97.6"
                            }, 
                            {
                                "value": "98.1"
                            }, 
                            {
                                "value": "98.6"
                            }, 
                            {
                                "value": "98.4"
                            }, 
                            {
                                "value": "96.4"
                            }, 
                            {
                                "value": "94.1"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot Isostatic Pressing of TiB2-ZrO2(2 Mol % Y2O3) Composite Powders, Y. Muraoka, M. Yoshinaka, K. Hirota, and O. Yamaguchi, Materials Research Bulletin, Vol. 31 7, pp. 787-792 (1996), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "654"
                    }, 
                    {
                        "value": "806"
                    }, 
                    {
                        "value": "912"
                    }, 
                    {
                        "value": "682"
                    }, 
                    {
                        "value": "552"
                    }, 
                    {
                        "value": "478"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Mole Fraction of ZrO2"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot Isostatic Pressing of TiB2-ZrO2(2 Mol % Y2O3) Composite Powders, Y. Muraoka, M. Yoshinaka, K. Hirota, and O. Yamaguchi, Materials Research Bulletin, Vol. 31 7, pp. 787-792 (1996), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "7.2"
                    }, 
                    {
                        "value": "11.3"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "6.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Mole Fraction of ZrO2"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Properties of Bulk Polycrystalline CVD Diamond, R.S. Sussmann, J.R. Brandon, G.A. Scarsbrook, C.G. Sweeney, T.J. Valentine, A.J. Whitehead, and C.J.H. Wort, Diamond and Related Materials, Vol. 3, pp. 303-312 (1994), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "50", 
                        "value": "1040"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Properties of Bulk Polycrystalline CVD Diamond, R.S. Sussmann, J.R. Brandon, G.A. Scarsbrook, C.G. Sweeney, T.J. Valentine, A.J. Whitehead, and C.J.H. Wort, Diamond and Related Materials, Vol. 3, pp. 303-312 (1994), published by Elsevier Science S.A.."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of SiC Whisker-Reinforced Mullite Composites (Part 1), M. Ashizuka and H. Nakano, Journal of the Ceramic Society of Japan, Vol. 106 9, pp. 843-849 (1998), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "366"
                    }, 
                    {
                        "value": "547"
                    }, 
                    {
                        "value": "651"
                    }, 
                    {
                        "value": "711"
                    }, 
                    {
                        "value": "358"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion Discontinuities of Mullite, H. Schneider, K. Rodewald, and E. Eberhard, Journal of the American Ceramic Society, Vol. 76 11, pp. 2896-2898 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion Discontinuities of Mullite, H. Schneider, K. Rodewald, and E. Eberhard, Journal of the American Ceramic Society, Vol. 76 11, pp. 2896-2898 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0004", 
                        "value": "7.5456"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "7.6896"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "2.8842"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "7.5472"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "7.6913"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "2.8852"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "7.5484"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "7.6943"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "2.8859"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "7.5505"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "7.6996"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "2.8868"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "7.5515"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "7.7046"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "2.8881"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "7.5551"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "7.7078"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "2.8894"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "7.5577"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "7.7135"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "2.8910"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "7.5599"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "7.7182"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "2.8926"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "7.5624"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "7.7221"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "2.8942"
                    }, 
                    {
                        "uncertainty": "0.0005", 
                        "value": "7.5624"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "7.7223"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "2.8939"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "7.5598"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "7.7178"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "2.8923"
                    }, 
                    {
                        "uncertainty": "0.0008", 
                        "value": "7.5572"
                    }, 
                    {
                        "uncertainty": "0.0009", 
                        "value": "7.7129"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "2.8904"
                    }, 
                    {
                        "uncertainty": "0.0008", 
                        "value": "7.5546"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "7.709"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "2.8889"
                    }, 
                    {
                        "uncertainty": "0.0009", 
                        "value": "7.5516"
                    }, 
                    {
                        "uncertainty": "0.0009", 
                        "value": "7.7039"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "2.8879"
                    }, 
                    {
                        "uncertainty": "0.0007", 
                        "value": "7.5495"
                    }, 
                    {
                        "uncertainty": "0.0008", 
                        "value": "7.6983"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "2.8862"
                    }, 
                    {
                        "uncertainty": "0.0008", 
                        "value": "7.5483"
                    }, 
                    {
                        "uncertainty": "0.0008", 
                        "value": "7.6945"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "2.8853"
                    }, 
                    {
                        "uncertainty": "0.0009", 
                        "value": "7.5469"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "7.692"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "2.8847"
                    }, 
                    {
                        "uncertainty": "0.0008", 
                        "value": "7.5454"
                    }, 
                    {
                        "uncertainty": "0.0009", 
                        "value": "7.6903"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "2.8834"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
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                            {
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                            {
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                            {
                                "value": "694"
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                            {
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                            {
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                            {
                                "value": "793"
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                            {
                                "value": "793"
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                            {
                                "value": "793"
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                            {
                                "value": "694"
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                                "value": "694"
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                            {
                                "value": "595"
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                                "value": "595"
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                                "value": "496"
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            }
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            }
        ], 
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            }
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                    }, 
                    {
                        "value": "399"
                    }, 
                    {
                        "value": "399"
                    }, 
                    {
                        "value": "405"
                    }, 
                    {
                        "value": "410"
                    }, 
                    {
                        "value": "415"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Mass Fraction of TiC"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Behaviour of Composites Based on Al2O3-TiC, R.P. Wahi and B. Ilschner, Journal of Materials Science, Vol. 15, pp. 875-885 (1980), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:TiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Feldmuhle AG"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "332"
                    }, 
                    {
                        "value": "465"
                    }, 
                    {
                        "value": "536"
                    }, 
                    {
                        "value": "318"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "352"
                    }, 
                    {
                        "value": "305"
                    }, 
                    {
                        "value": "462"
                    }, 
                    {
                        "value": "502"
                    }, 
                    {
                        "value": "530"
                    }, 
                    {
                        "value": "635"
                    }, 
                    {
                        "value": "670"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Mass Fraction of TiC"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Ground"
                            }, 
                            {
                                "value": "Ground"
                            }, 
                            {
                                "value": "Ground"
                            }, 
                            {
                                "value": "Ground"
                            }, 
                            {
                                "value": "Ground"
                            }, 
                            {
                                "value": "Ground"
                            }, 
                            {
                                "value": "Polished"
                            }, 
                            {
                                "value": "Polished"
                            }, 
                            {
                                "value": "Polished"
                            }, 
                            {
                                "value": "Polished"
                            }, 
                            {
                                "value": "Polished"
                            }, 
                            {
                                "value": "Polished"
                            }
                        ], 
                        "name": "Surface Finish"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Behaviour of Composites Based on Al2O3-TiC, R.P. Wahi and B. Ilschner, Journal of Materials Science, Vol. 15, pp. 875-885 (1980), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:TiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Feldmuhle AG"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "20.4"
                    }, 
                    {
                        "value": "19.8"
                    }, 
                    {
                        "value": "18.5"
                    }, 
                    {
                        "value": "21.5"
                    }, 
                    {
                        "value": "21.3"
                    }, 
                    {
                        "value": "26.5"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Mass Fraction of TiC"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Behaviour of Composites Based on Al2O3-TiC, R.P. Wahi and B. Ilschner, Journal of Materials Science, Vol. 15, pp. 875-885 (1980), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:TiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Feldmuhle AG"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.10"
                    }, 
                    {
                        "value": "6.20"
                    }, 
                    {
                        "value": "6.05"
                    }, 
                    {
                        "value": "6.60"
                    }, 
                    {
                        "value": "6.16"
                    }, 
                    {
                        "value": "6.30"
                    }, 
                    {
                        "value": "4.55"
                    }, 
                    {
                        "value": "4.29"
                    }, 
                    {
                        "value": "4.22"
                    }, 
                    {
                        "value": "4.61"
                    }, 
                    {
                        "value": "4.69"
                    }, 
                    {
                        "value": "4.99"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Mass Fraction of TiC"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Machined"
                            }, 
                            {
                                "value": "Machined"
                            }, 
                            {
                                "value": "Machined"
                            }, 
                            {
                                "value": "Machined"
                            }, 
                            {
                                "value": "Machined"
                            }, 
                            {
                                "value": "Machined"
                            }, 
                            {
                                "value": "Natural"
                            }, 
                            {
                                "value": "Natural"
                            }, 
                            {
                                "value": "Natural"
                            }, 
                            {
                                "value": "Natural"
                            }, 
                            {
                                "value": "Natural"
                            }, 
                            {
                                "value": "Natural"
                            }
                        ], 
                        "name": "Notch Type"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Behaviour of Composites Based on Al2O3-TiC, R.P. Wahi and B. Ilschner, Journal of Materials Science, Vol. 15, pp. 875-885 (1980), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:TiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Feldmuhle AG"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.50"
                    }, 
                    {
                        "value": "0.87"
                    }, 
                    {
                        "value": "0.69"
                    }, 
                    {
                        "value": "1.53"
                    }, 
                    {
                        "value": "1.29"
                    }, 
                    {
                        "value": "1.28"
                    }
                ], 
                "units": "%", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Mass Fraction of TiC"
                    }
                ], 
                "name": "Porosity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Cold Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Toughness B4C-AlB12 Composites Prepared by Al Infiltration, W.F. Du and T. Watanabe, Journal of the European Ceramic Society, Vol. 17, pp. 879-884 (1997), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Boron carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xAlB12", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "275"
                    }, 
                    {
                        "value": "325"
                    }, 
                    {
                        "value": "406"
                    }, 
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "450"
                    }, 
                    {
                        "value": "444"
                    }, 
                    {
                        "value": "422"
                    }, 
                    {
                        "value": "364"
                    }, 
                    {
                        "value": "318"
                    }, 
                    {
                        "value": "234"
                    }, 
                    {
                        "value": "216"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mass Fraction of AlB12"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Cold Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Toughness B4C-AlB12 Composites Prepared by Al Infiltration, W.F. Du and T. Watanabe, Journal of the European Ceramic Society, Vol. 17, pp. 879-884 (1997), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Boron carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xAlB12", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "6.3"
                    }, 
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "8.8"
                    }, 
                    {
                        "value": "9.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Mass Fraction of AlB12"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Cold Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Toughness B4C-AlB12 Composites Prepared by Al Infiltration, W.F. Du and T. Watanabe, Journal of the European Ceramic Society, Vol. 17, pp. 879-884 (1997), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Boron carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C.xAlB12", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "16"
                    }, 
                    {
                        "value": "18"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "7"
                    }, 
                    {
                        "value": "5"
                    }, 
                    {
                        "value": "4"
                    }, 
                    {
                        "value": "2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Mass Fraction of AlB12"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Thermochemical Properties of Y2Si2O7 and Dy2Si2O7, E.H.P. Cordfunke, A.S. Booij, and R.R. Van der Laan, Journal of Chemical Thermodynamics, Vol. 30, pp. 199-205 (1998), published by Academic Press Ltd.."
            }
        ], 
        "names": [
            "Yttrium silicate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2Si2O7", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "496.7"
                    }, 
                    {
                        "value": "500.3"
                    }, 
                    {
                        "value": "544.2"
                    }, 
                    {
                        "value": "579.0"
                    }, 
                    {
                        "value": "607.1"
                    }, 
                    {
                        "value": "630.1"
                    }, 
                    {
                        "value": "649.2"
                    }, 
                    {
                        "value": "665.2"
                    }, 
                    {
                        "value": "678.7"
                    }, 
                    {
                        "value": "690.3"
                    }, 
                    {
                        "value": "700.2"
                    }, 
                    {
                        "value": "708.8"
                    }, 
                    {
                        "value": "716.4"
                    }, 
                    {
                        "value": "723.0"
                    }, 
                    {
                        "value": "728.8"
                    }, 
                    {
                        "value": "734.0"
                    }, 
                    {
                        "value": "738.6"
                    }, 
                    {
                        "value": "742.7"
                    }, 
                    {
                        "value": "746.4"
                    }, 
                    {
                        "value": "749.8"
                    }, 
                    {
                        "value": "752.8"
                    }, 
                    {
                        "value": "755.6"
                    }, 
                    {
                        "value": "758.1"
                    }, 
                    {
                        "value": "760.4"
                    }, 
                    {
                        "value": "762.5"
                    }, 
                    {
                        "value": "764.4"
                    }, 
                    {
                        "value": "766.2"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.15"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "325"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "425"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "475"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "525"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "575"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "625"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "675"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "725"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "775"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "825"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "875"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "925"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "171.8"
                            }, 
                            {
                                "value": "173.1"
                            }, 
                            {
                                "value": "188.3"
                            }, 
                            {
                                "value": "200.3"
                            }, 
                            {
                                "value": "210.1"
                            }, 
                            {
                                "value": "218.0"
                            }, 
                            {
                                "value": "224.6"
                            }, 
                            {
                                "value": "230.1"
                            }, 
                            {
                                "value": "234.8"
                            }, 
                            {
                                "value": "238.8"
                            }, 
                            {
                                "value": "242.3"
                            }, 
                            {
                                "value": "245.2"
                            }, 
                            {
                                "value": "247.8"
                            }, 
                            {
                                "value": "250.1"
                            }, 
                            {
                                "value": "252.1"
                            }, 
                            {
                                "value": "253.9"
                            }, 
                            {
                                "value": "255.5"
                            }, 
                            {
                                "value": "257.0"
                            }, 
                            {
                                "value": "258.2"
                            }, 
                            {
                                "value": "259.4"
                            }, 
                            {
                                "value": "260.5"
                            }, 
                            {
                                "value": "261.4"
                            }, 
                            {
                                "value": "262.3"
                            }, 
                            {
                                "value": "263.1"
                            }, 
                            {
                                "value": "263.8"
                            }, 
                            {
                                "value": "264.5"
                            }, 
                            {
                                "value": "265.1"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Thermochemical Properties of Y2Si2O7 and Dy2Si2O7, E.H.P. Cordfunke, A.S. Booij, and R.R. Van der Laan, Journal of Chemical Thermodynamics, Vol. 30, pp. 199-205 (1998), published by Academic Press Ltd.."
            }
        ], 
        "names": [
            "Dysprosium silicate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Dy2Si2O7", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Dy-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "395.3"
                    }, 
                    {
                        "value": "397.0"
                    }, 
                    {
                        "value": "418.3"
                    }, 
                    {
                        "value": "435.7"
                    }, 
                    {
                        "value": "450.2"
                    }, 
                    {
                        "value": "462.5"
                    }, 
                    {
                        "value": "473.1"
                    }, 
                    {
                        "value": "482.4"
                    }, 
                    {
                        "value": "490.7"
                    }, 
                    {
                        "value": "498.1"
                    }, 
                    {
                        "value": "504.8"
                    }, 
                    {
                        "value": "510.9"
                    }, 
                    {
                        "value": "516.6"
                    }, 
                    {
                        "value": "521.9"
                    }, 
                    {
                        "value": "526.8"
                    }, 
                    {
                        "value": "531.5"
                    }, 
                    {
                        "value": "535.9"
                    }, 
                    {
                        "value": "540.1"
                    }, 
                    {
                        "value": "544.2"
                    }, 
                    {
                        "value": "548.0"
                    }, 
                    {
                        "value": "551.8"
                    }, 
                    {
                        "value": "555.4"
                    }, 
                    {
                        "value": "558.9"
                    }, 
                    {
                        "value": "562.4"
                    }, 
                    {
                        "value": "565.7"
                    }, 
                    {
                        "value": "569.0"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.15"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "325"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "425"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "475"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "525"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "575"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "625"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "675"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "725"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "775"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "825"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "875"
                            }, 
                            {
                                "value": "900"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "194.9"
                            }, 
                            {
                                "value": "195.8"
                            }, 
                            {
                                "value": "206.3"
                            }, 
                            {
                                "value": "214.9"
                            }, 
                            {
                                "value": "222.0"
                            }, 
                            {
                                "value": "228.1"
                            }, 
                            {
                                "value": "233.3"
                            }, 
                            {
                                "value": "237.9"
                            }, 
                            {
                                "value": "242.0"
                            }, 
                            {
                                "value": "245.6"
                            }, 
                            {
                                "value": "248.9"
                            }, 
                            {
                                "value": "252.0"
                            }, 
                            {
                                "value": "254.8"
                            }, 
                            {
                                "value": "257.4"
                            }, 
                            {
                                "value": "259.8"
                            }, 
                            {
                                "value": "262.1"
                            }, 
                            {
                                "value": "264.3"
                            }, 
                            {
                                "value": "266.4"
                            }, 
                            {
                                "value": "268.4"
                            }, 
                            {
                                "value": "270.3"
                            }, 
                            {
                                "value": "272.1"
                            }, 
                            {
                                "value": "273.9"
                            }, 
                            {
                                "value": "275.7"
                            }, 
                            {
                                "value": "277.3"
                            }, 
                            {
                                "value": "279.0"
                            }, 
                            {
                                "value": "280.6"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity/Conductivity and Specific Heat of Mullite-Zirconia-Silicon Carbide Whisker Composites, L.M. Russell, K.Y. Donaldson, D.P.H. Hasselman, R. Ruh, and J.W. Adams, Journal of the American Ceramic Society, Vol. 79 10, pp. 2767-2770 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.80"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity/Conductivity and Specific Heat of Mullite-Zirconia-Silicon Carbide Whisker Composites, L.M. Russell, K.Y. Donaldson, D.P.H. Hasselman, R. Ruh, and J.W. Adams, Journal of the American Ceramic Society, Vol. 79 10, pp. 2767-2770 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "647"
                    }, 
                    {
                        "value": "697"
                    }, 
                    {
                        "value": "779"
                    }, 
                    {
                        "value": "832"
                    }, 
                    {
                        "value": "867"
                    }, 
                    {
                        "value": "927"
                    }, 
                    {
                        "value": "1002"
                    }, 
                    {
                        "value": "1024"
                    }, 
                    {
                        "value": "1052"
                    }, 
                    {
                        "value": "1096"
                    }, 
                    {
                        "value": "1112"
                    }, 
                    {
                        "value": "1131"
                    }, 
                    {
                        "value": "1140"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "53"
                            }, 
                            {
                                "value": "105"
                            }, 
                            {
                                "value": "147"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "246"
                            }, 
                            {
                                "value": "347"
                            }, 
                            {
                                "value": "396"
                            }, 
                            {
                                "value": "446"
                            }, 
                            {
                                "value": "547"
                            }, 
                            {
                                "value": "596"
                            }, 
                            {
                                "value": "646"
                            }, 
                            {
                                "value": "695"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity/Conductivity and Specific Heat of Mullite-Zirconia-Silicon Carbide Whisker Composites, L.M. Russell, K.Y. Donaldson, D.P.H. Hasselman, R. Ruh, and J.W. Adams, Journal of the American Ceramic Society, Vol. 79 10, pp. 2767-2770 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.1"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }
                        ], 
                        "name": "Measurement Direction"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "204"
                            }, 
                            {
                                "value": "407"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "702"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity/Conductivity and Specific Heat of Mullite-Zirconia-Silicon Carbide Whisker Composites, L.M. Russell, K.Y. Donaldson, D.P.H. Hasselman, R. Ruh, and J.W. Adams, Journal of the American Ceramic Society, Vol. 79 10, pp. 2767-2770 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.0232"
                    }, 
                    {
                        "value": "0.0250"
                    }, 
                    {
                        "value": "0.0148"
                    }, 
                    {
                        "value": "0.0094"
                    }, 
                    {
                        "value": "0.0091"
                    }, 
                    {
                        "value": "0.0085"
                    }, 
                    {
                        "value": "0.0089"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }
                        ], 
                        "name": "Measurement Direction"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "196"
                            }, 
                            {
                                "value": "423"
                            }, 
                            {
                                "value": "594"
                            }, 
                            {
                                "value": "803"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity/Conductivity and Specific Heat of Mullite-Zirconia-Silicon Carbide Whisker Composites, L.M. Russell, K.Y. Donaldson, D.P.H. Hasselman, R. Ruh, and J.W. Adams, Journal of the American Ceramic Society, Vol. 79 10, pp. 2767-2770 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xZrO2.wSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.58"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity/Conductivity and Specific Heat of Mullite-Zirconia-Silicon Carbide Whisker Composites, L.M. Russell, K.Y. Donaldson, D.P.H. Hasselman, R. Ruh, and J.W. Adams, Journal of the American Ceramic Society, Vol. 79 10, pp. 2767-2770 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xZrO2.wSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "666"
                    }, 
                    {
                        "value": "710"
                    }, 
                    {
                        "value": "782"
                    }, 
                    {
                        "value": "845"
                    }, 
                    {
                        "value": "880"
                    }, 
                    {
                        "value": "911"
                    }, 
                    {
                        "value": "936"
                    }, 
                    {
                        "value": "971"
                    }, 
                    {
                        "value": "1008"
                    }, 
                    {
                        "value": "1040"
                    }, 
                    {
                        "value": "1077"
                    }, 
                    {
                        "value": "1081"
                    }, 
                    {
                        "value": "1099"
                    }, 
                    {
                        "value": "1103"
                    }, 
                    {
                        "value": "1112"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "53"
                            }, 
                            {
                                "value": "102"
                            }, 
                            {
                                "value": "147"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "246"
                            }, 
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "347"
                            }, 
                            {
                                "value": "396"
                            }, 
                            {
                                "value": "449"
                            }, 
                            {
                                "value": "498"
                            }, 
                            {
                                "value": "551"
                            }, 
                            {
                                "value": "604"
                            }, 
                            {
                                "value": "646"
                            }, 
                            {
                                "value": "691"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity/Conductivity and Specific Heat of Mullite-Zirconia-Silicon Carbide Whisker Composites, L.M. Russell, K.Y. Donaldson, D.P.H. Hasselman, R. Ruh, and J.W. Adams, Journal of the American Ceramic Society, Vol. 79 10, pp. 2767-2770 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xZrO2.wSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "10.2"
                    }, 
                    {
                        "value": "9.2"
                    }, 
                    {
                        "value": "7.6"
                    }, 
                    {
                        "value": "6.7"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "12.4"
                    }, 
                    {
                        "value": "11.2"
                    }, 
                    {
                        "value": "9.1"
                    }, 
                    {
                        "value": "8.2"
                    }, 
                    {
                        "value": "7.1"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }
                        ], 
                        "name": "Measurement Direction"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "211"
                            }, 
                            {
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                                "value": "719"
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                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }
                        ], 
                        "name": "Measurement Direction"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "218"
                            }, 
                            {
                                "value": "438"
                            }, 
                            {
                                "value": "604"
                            }, 
                            {
                                "value": "617"
                            }, 
                            {
                                "value": "796"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "218"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Direct Synthesis and Sintering of Silicon Nitride/Titanium Nitride Composite, G. Hillinger and V. Hlavacek, Journal of the American Ceramic Society, Vol. 78 2, pp. 495-496 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xTiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:TiN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Si3N4"
                    }, 
                    {
                        "value": "TiN"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Direct Synthesis and Sintering of Silicon Nitride/Titanium Nitride Composite, G. Hillinger and V. Hlavacek, Journal of the American Ceramic Society, Vol. 78 2, pp. 495-496 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xTiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:TiN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "10.9"
                    }, 
                    {
                        "value": "11.1"
                    }, 
                    {
                        "value": "11.2"
                    }, 
                    {
                        "value": "11.3"
                    }, 
                    {
                        "value": "11.5"
                    }, 
                    {
                        "value": "11.8"
                    }, 
                    {
                        "value": "11.4"
                    }, 
                    {
                        "value": "10.6"
                    }, 
                    {
                        "value": "10.3"
                    }, 
                    {
                        "value": "10.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "3.6"
                            }, 
                            {
                                "value": "7.5"
                            }, 
                            {
                                "value": "11.5"
                            }, 
                            {
                                "value": "15.8"
                            }, 
                            {
                                "value": "19.8"
                            }, 
                            {
                                "value": "24.5"
                            }, 
                            {
                                "value": "34.8"
                            }, 
                            {
                                "value": "45.0"
                            }, 
                            {
                                "value": "54.9"
                            }
                        ], 
                        "name": "Mass Fraction of TiN"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
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        ], 
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            {
                "citation": "Properties of Silicon Nitride-Molybdenum Disilicide Particulate Ceramic Composites, M. Kao, Journal of the American Ceramic Society, Vol. 76 11, pp. 2879-2883 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMoSi2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MoSi"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
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                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Si3N4"
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                    {
                        "value": "MoSi2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "x"
                            }
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                "name": "Phase"
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        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Hot Pressing"
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        ], 
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            {
                "citation": "Properties of Silicon Nitride-Molybdenum Disilicide Particulate Ceramic Composites, M. Kao, Journal of the American Ceramic Society, Vol. 76 11, pp. 2879-2883 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMoSi2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MoSi"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "MgO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Sintering Aid Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Properties of Silicon Nitride-Molybdenum Disilicide Particulate Ceramic Composites, M. Kao, Journal of the American Ceramic Society, Vol. 76 11, pp. 2879-2883 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMoSi2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MoSi"
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                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.01"
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                    {
                        "value": "0.003"
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                    {
                        "value": "0.002"
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                    {
                        "value": "0.0004"
                    }, 
                    {
                        "value": "0.0003"
                    }, 
                    {
                        "value": "0.0002"
                    }, 
                    {
                        "value": "0.0002"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2500"
                            }
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                        "name": "Exposure Time"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Properties of Silicon Nitride-Molybdenum Disilicide Particulate Ceramic Composites, M. Kao, Journal of the American Ceramic Society, Vol. 76 11, pp. 2879-2883 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMoSi2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MoSi"
                    }
                ], 
                "name": "Chemical Family"
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            {
                "scalars": [
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                        "value": "Polycrystalline"
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                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.80"
                    }, 
                    {
                        "value": "-0.51"
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                ], 
                "units": "Log10{$\\Omega$$\\cdot$cm}", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.1"
                            }, 
                            {
                                "value": "99.3"
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                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Volume Fraction of MoSi2"
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                ], 
                "name": "Electrical Resistivity Log"
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        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
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                "name": "Hot Pressing"
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        ], 
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            {
                "citation": "Properties of Silicon Nitride-Molybdenum Disilicide Particulate Ceramic Composites, M. Kao, Journal of the American Ceramic Society, Vol. 76 11, pp. 2879-2883 (1993), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMoSi2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MoSi"
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                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
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                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "19", 
                        "value": "522"
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                    {
                        "uncertainty": "19", 
                        "value": "487"
                    }
                ], 
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                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "6"
                            }
                        ], 
                        "name": "Number of Samples"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.1"
                            }, 
                            {
                                "value": "99.3"
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                        ], 
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                    {
                        "units": "%", 
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                            {
                                "value": "15"
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                            {
                                "value": "30"
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                        ], 
                        "name": "Volume Fraction of MoSi2"
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                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
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                "name": "Hot Pressing"
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            {
                "citation": "Properties of Silicon Nitride-Molybdenum Disilicide Particulate Ceramic Composites, M. Kao, Journal of the American Ceramic Society, Vol. 76 11, pp. 2879-2883 (1993), published by American Ceramic Society."
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        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMoSi2", 
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                        "value": "Si-N:MoSi"
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                ], 
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            {
                "scalars": [
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            {
                "scalars": [
                    {
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                    {
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                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
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                            {
                                "value": "23"
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                        ], 
                        "name": "Temperatures"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Number of Samples"
                    }, 
                    {
                        "units": "%", 
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                            {
                                "value": "99.1"
                            }, 
                            {
                                "value": "99.3"
                            }
                        ], 
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                    }, 
                    {
                        "units": "%", 
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                            {
                                "value": "15"
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                            {
                                "value": "30"
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                        ], 
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                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Sintering"
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        ], 
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            {
                "citation": "Effect of Relative Humidity on Repetitive Impact Behavior of Machined Silicon Nitride, S.R. Srinivasan and P.J. Blau, Journal of the American Ceramic Society, Vol. 77 3, pp. 683-688 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
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            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
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            {
                "scalars": [
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                        "value": "Kyocera"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SN-220M"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
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                    {
                        "value": "Y2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "6.2"
                            }, 
                            {
                                "value": "3.5"
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                        ], 
                        "name": "Mass Fraction"
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                ], 
                "name": "Sintering Aid"
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        ]
    }, 
    {
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                "name": "Sintering"
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                "citation": "Effect of Relative Humidity on Repetitive Impact Behavior of Machined Silicon Nitride, S.R. Srinivasan and P.J. Blau, Journal of the American Ceramic Society, Vol. 77 3, pp. 683-688 (1994), published by American Ceramic Society."
            }
        ], 
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
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                ], 
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            {
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                ], 
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                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
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                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "294"
                    }
                ], 
                "units": "GPa", 
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                        "units": "$^{\\circ}$C", 
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                                "value": "23"
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
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                        "value": "Si-N:Al"
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                ], 
                "name": "Chemical Family"
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            {
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                ], 
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                ], 
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            }, 
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                        "value": "SN-220M"
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                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.9"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
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                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
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                        "name": "Temperature"
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                ], 
                "name": "Fracture Toughness"
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        ]
    }, 
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                "name": "Sintering"
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                "citation": "Effect of Relative Humidity on Repetitive Impact Behavior of Machined Silicon Nitride, S.R. Srinivasan and P.J. Blau, Journal of the American Ceramic Society, Vol. 77 3, pp. 683-688 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
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                            }, 
                            {
                                "value": "1000"
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                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
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                            {
                                "value": "20"
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                            {
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                            {
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                            {
                                "value": "1000"
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                            {
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                                "value": "1000"
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                            {
                                "value": "1200"
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                            {
                                "value": "1400"
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            {
                "scalars": [
                    {
                        "uncertainty": "1.7", 
                        "value": "13.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "SC-3b"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Silicon Nitride Ceramics in Aqueous Hydrogen Chloride Solutions, T. Sato, Y. Tokunaga, T. Endo, M. Shimada, K. Komeya, M. Komatsu, and T. Kameda, Journal of the American Ceramic Society, Vol. 71 12, pp. 1074-1079 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.67"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN-0"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Silicon Nitride Ceramics in Aqueous Hydrogen Chloride Solutions, T. Sato, Y. Tokunaga, T. Endo, M. Shimada, K. Komeya, M. Komatsu, and T. Kameda, Journal of the American Ceramic Society, Vol. 71 12, pp. 1074-1079 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.22"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN-1"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Silicon Nitride Ceramics in Aqueous Hydrogen Chloride Solutions, T. Sato, Y. Tokunaga, T. Endo, M. Shimada, K. Komeya, M. Komatsu, and T. Kameda, Journal of the American Ceramic Society, Vol. 71 12, pp. 1074-1079 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.23"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN-2"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Silicon Nitride Ceramics in Aqueous Hydrogen Chloride Solutions, T. Sato, Y. Tokunaga, T. Endo, M. Shimada, K. Komeya, M. Komatsu, and T. Kameda, Journal of the American Ceramic Society, Vol. 71 12, pp. 1074-1079 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.22"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN-3"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Silicon Nitride Ceramics in Aqueous Hydrogen Chloride Solutions, T. Sato, Y. Tokunaga, T. Endo, M. Shimada, K. Komeya, M. Komatsu, and T. Kameda, Journal of the American Ceramic Society, Vol. 71 12, pp. 1074-1079 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "129"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN-0"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Silicon Nitride Ceramics in Aqueous Hydrogen Chloride Solutions, T. Sato, Y. Tokunaga, T. Endo, M. Shimada, K. Komeya, M. Komatsu, and T. Kameda, Journal of the American Ceramic Society, Vol. 71 12, pp. 1074-1079 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "237"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN-1"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Silicon Nitride Ceramics in Aqueous Hydrogen Chloride Solutions, T. Sato, Y. Tokunaga, T. Endo, M. Shimada, K. Komeya, M. Komatsu, and T. Kameda, Journal of the American Ceramic Society, Vol. 71 12, pp. 1074-1079 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "232"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN-2"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Silicon Nitride Ceramics in Aqueous Hydrogen Chloride Solutions, T. Sato, Y. Tokunaga, T. Endo, M. Shimada, K. Komeya, M. Komatsu, and T. Kameda, Journal of the American Ceramic Society, Vol. 71 12, pp. 1074-1079 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "209"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN-3"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Corrosion of Silicon Nitride Ceramics in Aqueous Hydrogen Chloride Solutions, T. Sato, Y. Tokunaga, T. Endo, M. Shimada, K. Komeya, M. Komatsu, and T. Kameda, Journal of the American Ceramic Society, Vol. 71 12, pp. 1074-1079 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "232"
                    }, 
                    {
                        "value": "230"
                    }, 
                    {
                        "value": "186"
                    }, 
                    {
                        "value": "183"
                    }, 
                    {
                        "value": "229"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "198"
                    }, 
                    {
                        "value": "181"
                    }, 
                    {
                        "value": "226"
                    }, 
                    {
                        "value": "675"
                    }, 
                    {
                        "value": "599"
                    }, 
                    {
                        "value": "455"
                    }, 
                    {
                        "value": "436"
                    }, 
                    {
                        "value": "672"
                    }, 
                    {
                        "value": "551"
                    }, 
                    {
                        "value": "515"
                    }, 
                    {
                        "value": "439"
                    }, 
                    {
                        "value": "322"
                    }, 
                    {
                        "value": "359"
                    }, 
                    {
                        "value": "600"
                    }, 
                    {
                        "value": "574"
                    }, 
                    {
                        "value": "422"
                    }, 
                    {
                        "value": "311"
                    }, 
                    {
                        "value": "607"
                    }, 
                    {
                        "value": "463"
                    }, 
                    {
                        "value": "584"
                    }, 
                    {
                        "value": "370"
                    }, 
                    {
                        "value": "358"
                    }, 
                    {
                        "value": "318"
                    }, 
                    {
                        "value": "518"
                    }, 
                    {
                        "value": "516"
                    }, 
                    {
                        "value": "443"
                    }, 
                    {
                        "value": "307"
                    }, 
                    {
                        "value": "519"
                    }, 
                    {
                        "value": "411"
                    }, 
                    {
                        "value": "443"
                    }, 
                    {
                        "value": "371"
                    }, 
                    {
                        "value": "350"
                    }, 
                    {
                        "value": "270"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN-0"
                            }, 
                            {
                                "value": "SN-0"
                            }, 
                            {
                                "value": "SN-0"
                            }, 
                            {
                                "value": "SN-0"
                            }, 
                            {
                                "value": "SN-0"
                            }, 
                            {
                                "value": "SN-0"
                            }, 
                            {
                                "value": "SN-0"
                            }, 
                            {
                                "value": "SN-0"
                            }, 
                            {
                                "value": "SN-0"
                            }, 
                            {
                                "value": "SN-0"
                            }, 
                            {
                                "value": "SN-1"
                            }, 
                            {
                                "value": "SN-1"
                            }, 
                            {
                                "value": "SN-1"
                            }, 
                            {
                                "value": "SN-1"
                            }, 
                            {
                                "value": "SN-1"
                            }, 
                            {
                                "value": "SN-1"
                            }, 
                            {
                                "value": "SN-1"
                            }, 
                            {
                                "value": "SN-1"
                            }, 
                            {
                                "value": "SN-1"
                            }, 
                            {
                                "value": "SN-1"
                            }, 
                            {
                                "value": "SN-2"
                            }, 
                            {
                                "value": "SN-2"
                            }, 
                            {
                                "value": "SN-2"
                            }, 
                            {
                                "value": "SN-2"
                            }, 
                            {
                                "value": "SN-2"
                            }, 
                            {
                                "value": "SN-2"
                            }, 
                            {
                                "value": "SN-2"
                            }, 
                            {
                                "value": "SN-2"
                            }, 
                            {
                                "value": "SN-2"
                            }, 
                            {
                                "value": "SN-2"
                            }, 
                            {
                                "value": "SN-3"
                            }, 
                            {
                                "value": "SN-3"
                            }, 
                            {
                                "value": "SN-3"
                            }, 
                            {
                                "value": "SN-3"
                            }, 
                            {
                                "value": "SN-3"
                            }, 
                            {
                                "value": "SN-3"
                            }, 
                            {
                                "value": "SN-3"
                            }, 
                            {
                                "value": "SN-3"
                            }, 
                            {
                                "value": "SN-3"
                            }, 
                            {
                                "value": "SN-3"
                            }
                        ], 
                        "name": "Sample Number"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "49"
                            }, 
                            {
                                "value": "143"
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                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "234"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "49"
                            }, 
                            {
                                "value": "143"
                            }, 
                            {
                                "value": "238"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "146"
                            }, 
                            {
                                "value": "243"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "49"
                            }, 
                            {
                                "value": "59"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "99"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "59"
                            }, 
                            {
                                "value": "69"
                            }, 
                            {
                                "value": "79"
                            }, 
                            {
                                "value": "99"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "49"
                            }, 
                            {
                                "value": "59"
                            }, 
                            {
                                "value": "68"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "59"
                            }, 
                            {
                                "value": "71"
                            }, 
                            {
                                "value": "82"
                            }, 
                            {
                                "value": "102"
                            }
                        ], 
                        "name": "Exposure Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
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            {
                "citation": "Corrosion of Silicon Nitride Ceramics in Aqueous Hydrogen Chloride Solutions, T. Sato, Y. Tokunaga, T. Endo, M. Shimada, K. Komeya, M. Komatsu, and T. Kameda, Journal of the American Ceramic Society, Vol. 71 12, pp. 1074-1079 (1988), published by American Ceramic Society."
            }
        ], 
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        ], 
        "licenses": [
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
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            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "SN-0"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
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            {
                "citation": "Corrosion of Silicon Nitride Ceramics in Aqueous Hydrogen Chloride Solutions, T. Sato, Y. Tokunaga, T. Endo, M. Shimada, K. Komeya, M. Komatsu, and T. Kameda, Journal of the American Ceramic Society, Vol. 71 12, pp. 1074-1079 (1988), published by American Ceramic Society."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
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            {
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                    {
                        "value": "Si-N"
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            }, 
            {
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            }, 
            {
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                ], 
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                            {
                                "value": "SN-1"
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                        ], 
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        ]
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            {
                "citation": "Corrosion of Silicon Nitride Ceramics in Aqueous Hydrogen Chloride Solutions, T. Sato, Y. Tokunaga, T. Endo, M. Shimada, K. Komeya, M. Komatsu, and T. Kameda, Journal of the American Ceramic Society, Vol. 71 12, pp. 1074-1079 (1988), published by American Ceramic Society."
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        ], 
        "names": [
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        ], 
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            {
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            }
        ], 
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                                "value": "SN-2"
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                "citation": "Corrosion of Silicon Nitride Ceramics in Aqueous Hydrogen Chloride Solutions, T. Sato, Y. Tokunaga, T. Endo, M. Shimada, K. Komeya, M. Komatsu, and T. Kameda, Journal of the American Ceramic Society, Vol. 71 12, pp. 1074-1079 (1988), published by American Ceramic Society."
            }
        ], 
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            }
        ], 
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                                "value": "SN-3"
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                "citation": "Corrosion of Silicon Nitride Ceramics in Aqueous Hydrogen Chloride Solutions, T. Sato, Y. Tokunaga, T. Endo, M. Shimada, K. Komeya, M. Komatsu, and T. Kameda, Journal of the American Ceramic Society, Vol. 71 12, pp. 1074-1079 (1988), published by American Ceramic Society."
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        ], 
        "names": [
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            }
        ], 
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                            {
                                "value": "SN-0"
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            {
                "citation": "Corrosion of Silicon Nitride Ceramics in Aqueous Hydrogen Chloride Solutions, T. Sato, Y. Tokunaga, T. Endo, M. Shimada, K. Komeya, M. Komatsu, and T. Kameda, Journal of the American Ceramic Society, Vol. 71 12, pp. 1074-1079 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
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            {
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                    {
                        "value": "Si-N"
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                ], 
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            }, 
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            {
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                    {
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                            {
                                "value": "SN-1"
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                "citation": "Corrosion of Silicon Nitride Ceramics in Aqueous Hydrogen Chloride Solutions, T. Sato, Y. Tokunaga, T. Endo, M. Shimada, K. Komeya, M. Komatsu, and T. Kameda, Journal of the American Ceramic Society, Vol. 71 12, pp. 1074-1079 (1988), published by American Ceramic Society."
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        ], 
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            }
        ], 
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                "citation": "Corrosion of Silicon Nitride Ceramics in Aqueous Hydrogen Chloride Solutions, T. Sato, Y. Tokunaga, T. Endo, M. Shimada, K. Komeya, M. Komatsu, and T. Kameda, Journal of the American Ceramic Society, Vol. 71 12, pp. 1074-1079 (1988), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
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            {
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            }
        ], 
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        ], 
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            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yLa2O3.zSiO2", 
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        ], 
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        ], 
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        ], 
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            {
                "citation": "Thermal Expansion Anisotropy of Oxide Compounds, G. Bayer, Proceedings of the British Ceramic Society, Vol. 22, pp. 39-53 (1973), published by British Ceramic Society."
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                "name": "NIST_SRD-30"
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        ], 
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                ], 
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                "citation": "Thermal Expansion Anisotropy of Oxide Compounds, G. Bayer, Proceedings of the British Ceramic Society, Vol. 22, pp. 39-53 (1973), published by British Ceramic Society."
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                "name": "NIST_SRD-30"
            }
        ], 
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                    {
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                "citation": "Thermal Expansion Anisotropy of Oxide Compounds, G. Bayer, Proceedings of the British Ceramic Society, Vol. 22, pp. 39-53 (1973), published by British Ceramic Society."
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
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                "citation": "Thermal Expansion Anisotropy of Oxide Compounds, G. Bayer, Proceedings of the British Ceramic Society, Vol. 22, pp. 39-53 (1973), published by British Ceramic Society."
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        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "20", 
                                "maximum": "520"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "1020"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "520"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "1020"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion Anisotropy of Oxide Compounds, G. Bayer, Proceedings of the British Ceramic Society, Vol. 22, pp. 39-53 (1973), published by British Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2TiO5", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "-2.9"
                    }, 
                    {
                        "value": "-3.0"
                    }, 
                    {
                        "value": "10.3"
                    }, 
                    {
                        "value": "11.8"
                    }, 
                    {
                        "value": "20.1"
                    }, 
                    {
                        "value": "21.8"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "20", 
                                "maximum": "520"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "1020"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "520"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "1020"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "520"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "1020"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion Anisotropy of Oxide Compounds, G. Bayer, Proceedings of the British Ceramic Society, Vol. 22, pp. 39-53 (1973), published by British Ceramic Society."
            }
        ], 
        "names": [
            "Silica"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "22"
                    }, 
                    {
                        "value": "12"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "20", 
                                "maximum": "520"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion Anisotropy of Oxide Compounds, G. Bayer, Proceedings of the British Ceramic Society, Vol. 22, pp. 39-53 (1973), published by British Ceramic Society."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.8"
                    }, 
                    {
                        "value": "8.3"
                    }, 
                    {
                        "value": "9.6"
                    }, 
                    {
                        "value": "10.2"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "20", 
                                "maximum": "520"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "1020"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "520"
                            }, 
                            {
                                "minimum": "20", 
                                "maximum": "1020"
                            }
                        ], 
                        "name": "Temperature Range"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Sialon, C.R.M. Silva, F.C.L. Melo, O.M. Macedo Silva, Materials Science and Engineering A, Vol. 209, pp. 175-179 (1996), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.11", 
                        "value": "6.55"
                    }, 
                    {
                        "uncertainty": "0.12", 
                        "value": "7.88"
                    }, 
                    {
                        "uncertainty": "0.10", 
                        "value": "7.51"
                    }, 
                    {
                        "uncertainty": "0.09", 
                        "value": "7.68"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "7.24"
                    }, 
                    {
                        "uncertainty": "0.17", 
                        "value": "7.68"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }
                        ], 
                        "name": "Sample Number"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "92"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Sialon, C.R.M. Silva, F.C.L. Melo, O.M. Macedo Silva, Materials Science and Engineering A, Vol. 209, pp. 175-179 (1996), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.9"
                    }, 
                    {
                        "value": "12.9"
                    }, 
                    {
                        "value": "16.5"
                    }, 
                    {
                        "value": "19.6"
                    }, 
                    {
                        "value": "20.3"
                    }, 
                    {
                        "value": "19.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }
                        ], 
                        "name": "Sample Number"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "92"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "98"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Phase Relations and Reaction Sintering of Transparent Cubic Aluminum Oxynitride Spinel (ALON), J.W. McCauley and N.D. Corbin, Journal of the American Ceramic Society, Vol. 62 9, pp. 476-479 (1979), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum oxynitride (ALON)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "(1-x)Al2O3.xAlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.9512"
                    }, 
                    {
                        "value": "7.9447"
                    }, 
                    {
                        "value": "7.9387"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1975"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "37.6"
                            }, 
                            {
                                "value": "33.3"
                            }, 
                            {
                                "value": "30.0"
                            }
                        ], 
                        "name": "Mole Fraction of AlN"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Property Characterization of a 9 mol% Ce-TZP Ceramic Material - I. Flexural Response, G.A. Gogotsi, V.P. Zavada, and M.V. Swain, Journal of the European Ceramic Society, Vol. 15, pp. 1185-1192 (1995), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "175"
                    }, 
                    {
                        "value": "179"
                    }, 
                    {
                        "value": "181"
                    }, 
                    {
                        "value": "176"
                    }, 
                    {
                        "value": "169"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "175"
                    }, 
                    {
                        "value": "175"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Dynamic"
                            }, 
                            {
                                "value": "Dynamic"
                            }, 
                            {
                                "value": "Dynamic"
                            }, 
                            {
                                "value": "Dynamic"
                            }, 
                            {
                                "value": "Static"
                            }, 
                            {
                                "value": "Static"
                            }, 
                            {
                                "value": "Static"
                            }, 
                            {
                                "value": "Static"
                            }
                        ], 
                        "name": "Test Type"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "5.68"
                            }, 
                            {
                                "value": "6.00"
                            }, 
                            {
                                "value": "6.07"
                            }, 
                            {
                                "value": "6.01"
                            }, 
                            {
                                "value": "5.68"
                            }, 
                            {
                                "value": "6.00"
                            }, 
                            {
                                "value": "6.07"
                            }, 
                            {
                                "value": "6.01"
                            }
                        ], 
                        "name": "Specimen Density"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Property Characterization of a 9 mol% Ce-TZP Ceramic Material - I. Flexural Response, G.A. Gogotsi, V.P. Zavada, and M.V. Swain, Journal of the European Ceramic Society, Vol. 15, pp. 1185-1192 (1995), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "451"
                    }, 
                    {
                        "value": "239"
                    }, 
                    {
                        "value": "223"
                    }, 
                    {
                        "value": "177"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "1.14"
                            }, 
                            {
                                "value": "1.62"
                            }, 
                            {
                                "value": "2.22"
                            }, 
                            {
                                "value": "3.00"
                            }
                        ], 
                        "name": "Mean Grain Size"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "5.68"
                            }, 
                            {
                                "value": "6.00"
                            }, 
                            {
                                "value": "6.07"
                            }, 
                            {
                                "value": "6.01"
                            }
                        ], 
                        "name": "Specimen Density"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "The Zirconium-Zirconium Carbide System, E. K. Storms, The Refractory Carbides, pp. 18-34 (1967), published by Academic Press."
            }
        ], 
        "names": [
            "Zirconium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrCx", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "367.13"
                    }, 
                    {
                        "value": "369.17"
                    }, 
                    {
                        "value": "438.15"
                    }, 
                    {
                        "value": "466.25"
                    }, 
                    {
                        "value": "479.28"
                    }, 
                    {
                        "value": "485.79"
                    }, 
                    {
                        "value": "489.05"
                    }, 
                    {
                        "value": "491.49"
                    }, 
                    {
                        "value": "493.12"
                    }, 
                    {
                        "value": "495.16"
                    }, 
                    {
                        "value": "497.60"
                    }, 
                    {
                        "value": "500.86"
                    }, 
                    {
                        "value": "504.53"
                    }, 
                    {
                        "value": "509.41"
                    }, 
                    {
                        "value": "515.11"
                    }, 
                    {
                        "value": "521.63"
                    }, 
                    {
                        "value": "529.36"
                    }, 
                    {
                        "value": "538.32"
                    }, 
                    {
                        "value": "548.10"
                    }, 
                    {
                        "value": "559.09"
                    }, 
                    {
                        "value": "570.90"
                    }, 
                    {
                        "value": "583.93"
                    }, 
                    {
                        "value": "598.18"
                    }, 
                    {
                        "value": "613.66"
                    }, 
                    {
                        "value": "629.94"
                    }, 
                    {
                        "value": "647.45"
                    }, 
                    {
                        "value": "666.19"
                    }, 
                    {
                        "value": "685.73"
                    }, 
                    {
                        "value": "706.50"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.15"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2300"
                            }, 
                            {
                                "value": "2400"
                            }, 
                            {
                                "value": "2500"
                            }, 
                            {
                                "value": "2600"
                            }, 
                            {
                                "value": "2700"
                            }, 
                            {
                                "value": "2800"
                            }, 
                            {
                                "value": "2900"
                            }, 
                            {
                                "value": "3000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "37.72"
                            }, 
                            {
                                "value": "37.93"
                            }, 
                            {
                                "value": "45.02"
                            }, 
                            {
                                "value": "47.91"
                            }, 
                            {
                                "value": "49.25"
                            }, 
                            {
                                "value": "49.92"
                            }, 
                            {
                                "value": "50.25"
                            }, 
                            {
                                "value": "50.50"
                            }, 
                            {
                                "value": "50.67"
                            }, 
                            {
                                "value": "50.88"
                            }, 
                            {
                                "value": "51.13"
                            }, 
                            {
                                "value": "51.46"
                            }, 
                            {
                                "value": "51.84"
                            }, 
                            {
                                "value": "52.34"
                            }, 
                            {
                                "value": "52.93"
                            }, 
                            {
                                "value": "53.60"
                            }, 
                            {
                                "value": "54.39"
                            }, 
                            {
                                "value": "55.31"
                            }, 
                            {
                                "value": "56.32"
                            }, 
                            {
                                "value": "57.45"
                            }, 
                            {
                                "value": "58.66"
                            }, 
                            {
                                "value": "60.00"
                            }, 
                            {
                                "value": "61.46"
                            }, 
                            {
                                "value": "63.05"
                            }, 
                            {
                                "value": "64.73"
                            }, 
                            {
                                "value": "66.53"
                            }, 
                            {
                                "value": "68.45"
                            }, 
                            {
                                "value": "70.46"
                            }, 
                            {
                                "value": "72.59"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Diamond Membranes, Y. Aikawa and K. Baba, Japanese Journal of Applied Physics, Vol. 32, pp. 4680-4683 (1993), published by Publication Office, Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "239"
                    }, 
                    {
                        "value": "363"
                    }, 
                    {
                        "value": "624"
                    }, 
                    {
                        "value": "488"
                    }, 
                    {
                        "value": "477"
                    }, 
                    {
                        "value": "434"
                    }, 
                    {
                        "value": "913"
                    }, 
                    {
                        "value": "860"
                    }, 
                    {
                        "value": "1050"
                    }, 
                    {
                        "value": "1055"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "4.6"
                            }, 
                            {
                                "value": "6.4"
                            }, 
                            {
                                "value": "7.1"
                            }
                        ], 
                        "name": "Quality Index"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of Diamond Membranes, Y. Aikawa and K. Baba, Japanese Journal of Applied Physics, Vol. 32, pp. 4680-4683 (1993), published by Publication Office, Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "40"
                    }, 
                    {
                        "value": "510"
                    }, 
                    {
                        "value": "1120"
                    }, 
                    {
                        "value": "2180"
                    }, 
                    {
                        "value": "1420"
                    }, 
                    {
                        "value": "1830"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "4.3"
                            }, 
                            {
                                "value": "4.6"
                            }, 
                            {
                                "value": "6.3"
                            }, 
                            {
                                "value": "7.0"
                            }
                        ], 
                        "name": "Quality Index"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Part 2: Data Reviews, Section I: High Alumina Ceramics, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 2, pp. 13-35 (1987), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.96"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Part 2: Data Reviews, Section I: High Alumina Ceramics, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 2, pp. 13-35 (1987), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "386"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Part 2: Data Reviews, Section I: High Alumina Ceramics, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 2, pp. 13-35 (1987), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "500"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Part 2: Data Reviews, Section I: High Alumina Ceramics, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 2, pp. 13-35 (1987), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "2", 
                        "value": "21"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Part 2: Data Reviews, Section I: High Alumina Ceramics, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 2, pp. 13-35 (1987), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.12"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Part 2: Data Reviews, Section I: High Alumina Ceramics, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 2, pp. 13-35 (1987), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.22"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Part 2: Data Reviews, Section I: High Alumina Ceramics, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 2, pp. 13-35 (1987), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "158"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Part 2: Data Reviews, Section I: High Alumina Ceramics, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 2, pp. 13-35 (1987), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.5"
                    }, 
                    {
                        "value": "7.4"
                    }, 
                    {
                        "value": "7.8"
                    }, 
                    {
                        "value": "8.0"
                    }, 
                    {
                        "value": "8.3"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Part 2: Data Reviews, Section I: High Alumina Ceramics, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 2, pp. 13-35 (1987), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.6"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Part 2: Data Reviews, Section I: High Alumina Ceramics, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 2, pp. 13-35 (1987), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "MgO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "uncertainty": "0.5", 
                                "value": "0.15"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Part 2: Data Reviews, Section I: High Alumina Ceramics, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 2, pp. 13-35 (1987), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.98"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Part 2: Data Reviews, Section I: High Alumina Ceramics, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 2, pp. 13-35 (1987), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "775"
                    }, 
                    {
                        "value": "906"
                    }, 
                    {
                        "value": "1020"
                    }, 
                    {
                        "value": "1140"
                    }, 
                    {
                        "value": "1200"
                    }, 
                    {
                        "value": "1238"
                    }, 
                    {
                        "value": "1260"
                    }, 
                    {
                        "value": "1290"
                    }, 
                    {
                        "value": "1315"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Part 2: Data Reviews, Section I: High Alumina Ceramics, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 2, pp. 13-35 (1987), published by Her Majestys Stationery Office (London)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.068"
                    }, 
                    {
                        "value": "0.041"
                    }, 
                    {
                        "value": "0.026"
                    }, 
                    {
                        "value": "0.020"
                    }, 
                    {
                        "value": "0.016"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.012"
                    }, 
                    {
                        "value": "0.011"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "235"
                            }, 
                            {
                                "value": "540"
                            }, 
                            {
                                "value": "740"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Part 2: Data Reviews, Section I: High Alumina Ceramics, R. Morrell, Handbook of Properties of Technical and Engineering Ceramics, Vol. 2, pp. 13-35 (1987), published by Her Majestys Stationery Office (London)."
            }
        ], 
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        ], 
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                "name": "NIST_SRD-30"
            }
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                    {
                        "value": "Al-O"
                    }
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                        "value": "8.2"
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                        "value": "8.8"
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                        "value": "9.4"
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                        "value": "9.9"
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                    {
                        "value": "10.3"
                    }, 
                    {
                        "value": "10.6"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "20"
                            }, 
                            {
                                "value": "125"
                            }, 
                            {
                                "value": "225"
                            }, 
                            {
                                "value": "425"
                            }, 
                            {
                                "value": "625"
                            }, 
                            {
                                "value": "825"
                            }, 
                            {
                                "value": "1025"
                            }, 
                            {
                                "value": "1225"
                            }, 
                            {
                                "value": "1425"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Fracture Mechanism Maps for Advanced Structural Ceramics Part I  Methodology and Hot-Pressed Silicon Nitride Results, G.D. Quinn, Journal of Materials Science, Vol. 25, pp. 4361-4376 (1990), published by Chapman and Hall."
            }
        ], 
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                        "value": "Si-N"
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                    {
                        "value": "520"
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                    {
                        "value": "460"
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                    {
                        "value": "410"
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                    {
                        "value": "360"
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                        "value": "260"
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                    {
                        "value": "460"
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                    {
                        "value": "410"
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                    {
                        "value": "410"
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                        "value": "340"
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                    {
                        "value": "345"
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                    {
                        "value": "300"
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                    {
                        "value": "300"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "200"
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                    {
                        "value": "200"
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                    {
                        "value": "150"
                    }, 
                    {
                        "value": "160"
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                    {
                        "value": "310"
                    }, 
                    {
                        "value": "310"
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                    {
                        "value": "310"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "150"
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                    {
                        "value": "150"
                    }, 
                    {
                        "value": "150"
                    }
                ], 
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                    {
                        "units": "h", 
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                                "value": "0.0010"
                            }, 
                            {
                                "value": "0.0025"
                            }, 
                            {
                                "value": "0.013"
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                            {
                                "value": "0.057"
                            }, 
                            {
                                "value": "0.65"
                            }, 
                            {
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                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "0.0010"
                            }, 
                            {
                                "value": "0.0017"
                            }, 
                            {
                                "value": "0.0032"
                            }, 
                            {
                                "value": "0.0057"
                            }, 
                            {
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                            }, 
                            {
                                "value": "0.16"
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                            {
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                            {
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                            }, 
                            {
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                            {
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                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "0.0011"
                            }, 
                            {
                                "value": "0.0050"
                            }, 
                            {
                                "value": "0.0076"
                            }, 
                            {
                                "value": "0.028"
                            }, 
                            {
                                "value": "0.046"
                            }, 
                            {
                                "value": "0.066"
                            }, 
                            {
                                "value": "0.17"
                            }, 
                            {
                                "value": "0.43"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "2.2"
                            }, 
                            {
                                "value": "4.5"
                            }, 
                            {
                                "value": "6.1"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "0.0023"
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                            {
                                "value": "0.0038"
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                            {
                                "value": "0.0095"
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                            {
                                "value": "0.018"
                            }, 
                            {
                                "value": "0.037"
                            }, 
                            {
                                "value": "0.077"
                            }, 
                            {
                                "value": "0.37"
                            }, 
                            {
                                "value": "0.61"
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                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "94"
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                                "value": "160"
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                            {
                                "value": "0.0017"
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                            {
                                "value": "0.0038"
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                            {
                                "value": "0.0063"
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                            {
                                "value": "0.0090"
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                            {
                                "value": "0.038"
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                            {
                                "value": "0.089"
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                            {
                                "value": "0.28"
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                            {
                                "value": "0.43"
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                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.2"
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                            {
                                "value": "5.0"
                            }
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                        "units": "$^{\\circ}$C", 
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                                "value": "1000"
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                            {
                                "value": "1000"
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                                "value": "1000"
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                                "value": "1100"
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                                "value": "1100"
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                                "value": "1100"
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                            {
                                "value": "1100"
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                            {
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                                "value": "1200"
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                            {
                                "value": "1200"
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                                "value": "1200"
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                                "value": "1200"
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                                "value": "1200"
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                                "value": "1200"
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                                "value": "1200"
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                            {
                                "value": "1200"
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                            {
                                "value": "1200"
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                                "value": "1300"
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                            {
                                "value": "1300"
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                            {
                                "value": "1300"
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                            {
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                                "value": "1400"
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                                "value": "1400"
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                                "value": "1400"
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                            {
                                "value": "1400"
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                            {
                                "value": "1400"
                            }
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        ], 
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                        "value": "Si-N"
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            }, 
            {
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                        "value": "Norton Company"
                    }
                ], 
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            }, 
            {
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                    {
                        "value": "NC-132"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "17.2"
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                ], 
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                    {
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                            {
                                "value": "23"
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        ], 
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                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
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                ], 
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        ]
    }, 
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        "category": "system.chemical", 
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                "name": "Hot Isostatic Pressing"
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                "citation": "Creep and Stress Rupture Behavior of an Advanced Silicon Nitride:  Part I, Experimental Observations, M.N. Menon, H.T. Fang, D.C. Wu, M.G. Jenkins, M.K. Ferber, K.L. More, C.R. Hubbard, and T.A. Nolan, Journal of the American Ceramic Society, Vol. 77 5, pp. 1217-1227 (1994), published by American Ceramic Society."
            }
        ], 
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        ], 
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            }
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            {
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                    {
                        "value": "NT-154"
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                ], 
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            }, 
            {
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                        "units": "%", 
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                            {
                                "value": "4"
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                        ], 
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                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Hot Isostatic Pressing"
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            {
                "citation": "Creep and Stress Rupture Behavior of an Advanced Silicon Nitride:  Part I, Experimental Observations, M.N. Menon, H.T. Fang, D.C. Wu, M.G. Jenkins, M.K. Ferber, K.L. More, C.R. Hubbard, and T.A. Nolan, Journal of the American Ceramic Society, Vol. 77 5, pp. 1217-1227 (1994), published by American Ceramic Society."
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        ], 
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            }
        ], 
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            }, 
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            }, 
            {
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                    {
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                    {
                        "value": "36"
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                    {
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                    }, 
                    {
                        "uncertainty": "11.6", 
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                    {
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                    {
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                    {
                        "value": "25"
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                    {
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                    {
                        "value": "0.3"
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                    {
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                        "value": "1.9"
                    }, 
                    {
                        "uncertainty": "2.8", 
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                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
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                    {
                        "units": "MPa", 
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                            {
                                "uncertainty": "4", 
                                "value": "88"
                            }, 
                            {
                                "uncertainty": "7", 
                                "value": "105"
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                            {
                                "uncertainty": "7", 
                                "value": "131"
                            }, 
                            {
                                "value": "151"
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                            {
                                "uncertainty": "6", 
                                "value": "132"
                            }, 
                            {
                                "uncertainty": "5", 
                                "value": "148"
                            }, 
                            {
                                "uncertainty": "3", 
                                "value": "182"
                            }, 
                            {
                                "uncertainty": "11", 
                                "value": "233"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "uncertainty": "47", 
                                "value": "165"
                            }, 
                            {
                                "value": "301"
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                                "value": "333"
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                    {
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        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO.xAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "BeO"
                    }, 
                    {
                        "value": "Al2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Mole Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Behaviour of Polycrystalline BeO, Al2O3, and AlN at High Pressure, H.C. Heard and C.F. Cline, Journal of Materials Science, Vol. 15, pp. 1889-1897 (1980), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO.xAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "3.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.7"
                            }
                        ], 
                        "name": "Uniaxial Stress Applied"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Behaviour of Polycrystalline BeO, Al2O3, and AlN at High Pressure, H.C. Heard and C.F. Cline, Journal of Materials Science, Vol. 15, pp. 1889-1897 (1980), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.2"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "4.0"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "4.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "0.8"
                            }
                        ], 
                        "name": "Uniaxial Stress Applied"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Behaviour of Polycrystalline BeO, Al2O3, and AlN at High Pressure, H.C. Heard and C.F. Cline, Journal of Materials Science, Vol. 15, pp. 1889-1897 (1980), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.5", 
                        "value": "4.8"
                    }, 
                    {
                        "uncertainty": "0.6", 
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "6.2"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "5.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.4"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "0.8"
                            }, 
                            {
                                "value": "0.9"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.3"
                            }
                        ], 
                        "name": "Uniaxial Stress Applied"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Stoichiometry Effects on the Fracture of TiO2-x, W.P. Minnear and R.C. Bradt, Journal of the American Ceramic Society, Vol. 63 9, pp. 485-490 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiOx", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "5.2", 
                        "value": "68.4"
                    }, 
                    {
                        "uncertainty": "2.8", 
                        "value": "40.1"
                    }, 
                    {
                        "uncertainty": "4.9", 
                        "value": "42.6"
                    }, 
                    {
                        "uncertainty": "4.4", 
                        "value": "30.7"
                    }, 
                    {
                        "uncertainty": "2.6", 
                        "value": "28.6"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "2.000"
                            }, 
                            {
                                "value": "1.995"
                            }, 
                            {
                                "value": "1.989"
                            }, 
                            {
                                "value": "1.970"
                            }, 
                            {
                                "value": "1.963"
                            }
                        ], 
                        "name": "x of Ox"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "4.097"
                            }, 
                            {
                                "value": "4.110"
                            }, 
                            {
                                "value": "4.158"
                            }, 
                            {
                                "value": "4.017"
                            }, 
                            {
                                "value": "4.012"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Stoichiometry Effects on the Fracture of TiO2-x, W.P. Minnear and R.C. Bradt, Journal of the American Ceramic Society, Vol. 63 9, pp. 485-490 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiOx", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.23", 
                        "value": "6.08"
                    }, 
                    {
                        "uncertainty": "0.16", 
                        "value": "4.68"
                    }, 
                    {
                        "uncertainty": "0.28", 
                        "value": "4.84"
                    }, 
                    {
                        "uncertainty": "0.17", 
                        "value": "3.40"
                    }, 
                    {
                        "uncertainty": "0.18", 
                        "value": "2.94"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "2.000"
                            }, 
                            {
                                "value": "1.995"
                            }, 
                            {
                                "value": "1.989"
                            }, 
                            {
                                "value": "1.970"
                            }, 
                            {
                                "value": "1.963"
                            }
                        ], 
                        "name": "x of Ox"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "4.097"
                            }, 
                            {
                                "value": "4.110"
                            }, 
                            {
                                "value": "4.158"
                            }, 
                            {
                                "value": "4.017"
                            }, 
                            {
                                "value": "4.012"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "21"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Study of Mechanical Characteristics of Zirconium Dioxide, A. G. Gogotsi, E. E. Lomonova, and V. V. Osiko, Ogneupori (Refractories) 8, pp. 14-17 (1991)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.02", 
                        "value": "6.04"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Study of Mechanical Characteristics of Zirconium Dioxide, A. G. Gogotsi, E. E. Lomonova, and V. V. Osiko, Ogneupori (Refractories) 8, pp. 14-17 (1991)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "10", 
                        "value": "150"
                    }, 
                    {
                        "value": "158"
                    }, 
                    {
                        "value": "153"
                    }, 
                    {
                        "value": "118"
                    }, 
                    {
                        "uncertainty": "5", 
                        "value": "173"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "293"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "static"
                            }, 
                            {
                                "value": "static"
                            }, 
                            {
                                "value": "static"
                            }, 
                            {
                                "value": "static"
                            }, 
                            {
                                "value": "dynamic"
                            }
                        ], 
                        "name": "Type of Measurement"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Study of Mechanical Characteristics of Zirconium Dioxide, A. G. Gogotsi, E. E. Lomonova, and V. V. Osiko, Ogneupori (Refractories) 8, pp. 14-17 (1991)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "100", 
                        "value": "860"
                    }, 
                    {
                        "uncertainty": "85", 
                        "value": "640"
                    }, 
                    {
                        "value": "450"
                    }, 
                    {
                        "value": "496"
                    }, 
                    {
                        "value": "391"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "1673"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "3-point"
                            }, 
                            {
                                "value": "4-point"
                            }, 
                            {
                                "value": "4-point"
                            }, 
                            {
                                "value": "4-point"
                            }, 
                            {
                                "value": "4-point"
                            }
                        ], 
                        "name": "Type of Bend Test"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Study of Mechanical Characteristics of Zirconium Dioxide, A. G. Gogotsi, E. E. Lomonova, and V. V. Osiko, Ogneupori (Refractories) 8, pp. 14-17 (1991)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "13"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Study of Mechanical Characteristics of Zirconium Dioxide, A. G. Gogotsi, E. E. Lomonova, and V. V. Osiko, Ogneupori (Refractories) 8, pp. 14-17 (1991)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.01", 
                        "value": "6.03"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Study of Mechanical Characteristics of Zirconium Dioxide, A. G. Gogotsi, E. E. Lomonova, and V. V. Osiko, Ogneupori (Refractories) 8, pp. 14-17 (1991)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "18", 
                        "value": "297"
                    }, 
                    {
                        "uncertainty": "11", 
                        "value": "301"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "static"
                            }, 
                            {
                                "value": "dynamic"
                            }
                        ], 
                        "name": "Type of Measurement"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Study of Mechanical Characteristics of Zirconium Dioxide, A. G. Gogotsi, E. E. Lomonova, and V. V. Osiko, Ogneupori (Refractories) 8, pp. 14-17 (1991)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "90", 
                        "value": "740"
                    }, 
                    {
                        "uncertainty": "170", 
                        "value": "500"
                    }
                ], 
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                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
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                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "3-point"
                            }, 
                            {
                                "value": "4-point"
                            }
                        ], 
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                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
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            {
                "citation": "Study of Mechanical Characteristics of Zirconium Dioxide, A. G. Gogotsi, E. E. Lomonova, and V. V. Osiko, Ogneupori (Refractories) 8, pp. 14-17 (1991)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "13"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Measurement of Elastic Constants at Low Temperatures by Means of Ultrasonic Waves -  Data for Silicon and Germanium Single Crystals, and for Fused Silica, H.J. McSkimin, Journal of Applied Physics, Vol. 24 8, pp. 988-997 (1953), published by American Institute of Physics."
            }
        ], 
        "names": [
            "Silica (fused)"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
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            {
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                    {
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                ], 
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            }, 
            {
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                    {
                        "value": "Polycrystalline"
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                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nieder Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
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                    {
                        "value": "34.46"
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                    {
                        "value": "34.58"
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                    {
                        "value": "34.81"
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                    {
                        "value": "35.09"
                    }, 
                    {
                        "value": "35.38"
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                    {
                        "value": "35.67"
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                    {
                        "value": "35.98"
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                    {
                        "value": "36.28"
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                    {
                        "value": "36.58"
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                    {
                        "value": "36.89"
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                    {
                        "value": "37.20"
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                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "-200"
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                                "value": "25"
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                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
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            {
                "citation": "Measurement of Elastic Constants at Low Temperatures by Means of Ultrasonic Waves -  Data for Silicon and Germanium Single Crystals, and for Fused Silica, H.J. McSkimin, Journal of Applied Physics, Vol. 24 8, pp. 988-997 (1953), published by American Institute of Physics."
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        ], 
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                    }
                ], 
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            }, 
            {
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                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
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                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
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            {
                "citation": "Measurement of Elastic Constants at Low Temperatures by Means of Ultrasonic Waves -  Data for Silicon and Germanium Single Crystals, and for Fused Silica, H.J. McSkimin, Journal of Applied Physics, Vol. 24 8, pp. 988-997 (1953), published by American Institute of Physics."
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        ], 
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        ], 
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            {
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            }
        ], 
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                    {
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            {
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            {
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                    {
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                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
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                    {
                        "value": "70.37"
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                    {
                        "value": "70.52"
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                    {
                        "value": "70.75"
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                    {
                        "value": "71.03"
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                    {
                        "value": "71.34"
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                    {
                        "value": "71.67"
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                    {
                        "value": "72.00"
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                    {
                        "value": "72.35"
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                    {
                        "value": "72.70"
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                    {
                        "value": "73.06"
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                    {
                        "value": "73.43"
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                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "-200"
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                                "value": "-175"
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                                "value": "25"
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                            {
                                "value": "50"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
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            {
                "citation": "Measurement of Elastic Constants at Low Temperatures by Means of Ultrasonic Waves -  Data for Silicon and Germanium Single Crystals, and for Fused Silica, H.J. McSkimin, Journal of Applied Physics, Vol. 24 8, pp. 988-997 (1953), published by American Institute of Physics."
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        ], 
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                        "value": "0.160"
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                    {
                        "value": "0.165"
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                    {
                        "value": "0.166"
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                    {
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                    {
                        "value": "0.169"
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                        "value": "0.170"
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                    {
                        "value": "0.171"
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                ], 
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                    {
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                                "value": "-200"
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                                "value": "-175"
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                            {
                                "value": "50"
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                    }
                ], 
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        ]
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        "category": "system.chemical", 
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            {
                "citation": "Measurement of Elastic Constants at Low Temperatures by Means of Ultrasonic Waves -  Data for Silicon and Germanium Single Crystals, and for Fused Silica, H.J. McSkimin, Journal of Applied Physics, Vol. 24 8, pp. 988-997 (1953), published by American Institute of Physics."
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        ], 
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            }, 
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                        "value": "30.34"
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                    {
                        "value": "30.39"
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                    {
                        "value": "30.46"
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                        "value": "30.55"
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                    {
                        "value": "30.65"
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                    {
                        "value": "30.75"
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                    {
                        "value": "30.87"
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                    {
                        "value": "30.98"
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                    {
                        "value": "31.10"
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                    {
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                ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                ], 
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        ]
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            {
                "citation": "Measurement of Elastic Constants at Low Temperatures by Means of Ultrasonic Waves -  Data for Silicon and Germanium Single Crystals, and for Fused Silica, H.J. McSkimin, Journal of Applied Physics, Vol. 24 8, pp. 988-997 (1953), published by American Institute of Physics."
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                    {
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                    {
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                    {
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                    {
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                    {
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                        "value": "5.928"
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                        "value": "5.949"
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                    {
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                    {
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                        "value": "3.7123"
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                    {
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                    {
                        "value": "3.7660"
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                            {
                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
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                            {
                                "value": "Longitudinal"
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                                "value": "Longitudinal"
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                                "value": "Longitudinal"
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                                "value": "Longitudinal"
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                                "value": "Longitudinal"
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                                "value": "Longitudinal"
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                            }, 
                            {
                                "value": "40"
                            }
                        ], 
                        "name": "Mass Fraction of ZrO2"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Conductivity and Thermoelectric Power of Titanium Carbide Single Crystals, D.T. Morelli, Physical Review B, Vol. 44 11, pp. 5453-5458 (1991), published by American Physical Society."
            }
        ], 
        "names": [
            "Titanium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiCx", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "12.5"
                    }, 
                    {
                        "value": "15.5"
                    }, 
                    {
                        "value": "19.0"
                    }, 
                    {
                        "value": "20.5"
                    }, 
                    {
                        "value": "24.0"
                    }, 
                    {
                        "value": "25.7"
                    }, 
                    {
                        "value": "26.7"
                    }, 
                    {
                        "value": "26.7"
                    }, 
                    {
                        "value": "27.1"
                    }, 
                    {
                        "value": "25.6"
                    }, 
                    {
                        "value": "21.8"
                    }, 
                    {
                        "value": "20.4"
                    }, 
                    {
                        "value": "18.6"
                    }, 
                    {
                        "value": "17.9"
                    }, 
                    {
                        "value": "12.4"
                    }, 
                    {
                        "value": "15.9"
                    }, 
                    {
                        "value": "20.1"
                    }, 
                    {
                        "value": "23.0"
                    }, 
                    {
                        "value": "25.0"
                    }, 
                    {
                        "value": "26.4"
                    }, 
                    {
                        "value": "26.9"
                    }, 
                    {
                        "value": "26.6"
                    }, 
                    {
                        "value": "24.1"
                    }, 
                    {
                        "value": "21.5"
                    }, 
                    {
                        "value": "19.8"
                    }, 
                    {
                        "value": "6.2"
                    }, 
                    {
                        "value": "10.3"
                    }, 
                    {
                        "value": "15.4"
                    }, 
                    {
                        "value": "19.5"
                    }, 
                    {
                        "value": "22.8"
                    }, 
                    {
                        "value": "25.2"
                    }, 
                    {
                        "value": "26.8"
                    }, 
                    {
                        "value": "27.4"
                    }, 
                    {
                        "value": "27.6"
                    }, 
                    {
                        "value": "27.2"
                    }, 
                    {
                        "value": "25.9"
                    }, 
                    {
                        "value": "25.1"
                    }, 
                    {
                        "value": "24.0"
                    }, 
                    {
                        "value": "23.5"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "37"
                            }, 
                            {
                                "value": "43"
                            }, 
                            {
                                "value": "47"
                            }, 
                            {
                                "value": "54"
                            }, 
                            {
                                "value": "62"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "42"
                            }, 
                            {
                                "value": "51"
                            }, 
                            {
                                "value": "61"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "36"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "58"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "77"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "280"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.88"
                            }, 
                            {
                                "value": "0.88"
                            }, 
                            {
                                "value": "0.88"
                            }, 
                            {
                                "value": "0.88"
                            }, 
                            {
                                "value": "0.88"
                            }, 
                            {
                                "value": "0.88"
                            }, 
                            {
                                "value": "0.88"
                            }, 
                            {
                                "value": "0.88"
                            }, 
                            {
                                "value": "0.88"
                            }, 
                            {
                                "value": "0.88"
                            }, 
                            {
                                "value": "0.88"
                            }, 
                            {
                                "value": "0.88"
                            }, 
                            {
                                "value": "0.88"
                            }, 
                            {
                                "value": "0.88"
                            }, 
                            {
                                "value": "0.93"
                            }, 
                            {
                                "value": "0.93"
                            }, 
                            {
                                "value": "0.93"
                            }, 
                            {
                                "value": "0.93"
                            }, 
                            {
                                "value": "0.93"
                            }, 
                            {
                                "value": "0.93"
                            }, 
                            {
                                "value": "0.93"
                            }, 
                            {
                                "value": "0.93"
                            }, 
                            {
                                "value": "0.93"
                            }, 
                            {
                                "value": "0.93"
                            }, 
                            {
                                "value": "0.93"
                            }, 
                            {
                                "value": "0.95"
                            }, 
                            {
                                "value": "0.95"
                            }, 
                            {
                                "value": "0.95"
                            }, 
                            {
                                "value": "0.95"
                            }, 
                            {
                                "value": "0.95"
                            }, 
                            {
                                "value": "0.95"
                            }, 
                            {
                                "value": "0.95"
                            }, 
                            {
                                "value": "0.95"
                            }, 
                            {
                                "value": "0.95"
                            }, 
                            {
                                "value": "0.95"
                            }, 
                            {
                                "value": "0.95"
                            }, 
                            {
                                "value": "0.95"
                            }, 
                            {
                                "value": "0.95"
                            }, 
                            {
                                "value": "0.95"
                            }
                        ], 
                        "name": "x of Cx"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Microstructure of Si3N4 Matrix Composite with Nano-Meter Scale SiC Particles, G. Sasaki, H. Nakase, K. Suganuma, T. Fujita, and K. Niihara, Journal of the Ceramic Society of Japan, Vol. 100 4, pp. 536-540 (1992), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "292"
                    }, 
                    {
                        "value": "291"
                    }, 
                    {
                        "value": "301"
                    }, 
                    {
                        "value": "315"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Microstructure of Si3N4 Matrix Composite with Nano-Meter Scale SiC Particles, G. Sasaki, H. Nakase, K. Suganuma, T. Fujita, and K. Niihara, Journal of the Ceramic Society of Japan, Vol. 100 4, pp. 536-540 (1992), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "756"
                    }, 
                    {
                        "value": "849"
                    }, 
                    {
                        "value": "936"
                    }, 
                    {
                        "value": "444"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties and Microstructure of Si3N4 Matrix Composite with Nano-Meter Scale SiC Particles, G. Sasaki, H. Nakase, K. Suganuma, T. Fujita, and K. Niihara, Journal of the Ceramic Society of Japan, Vol. 100 4, pp. 536-540 (1992), published by Ceramic Society of Japan."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "6.2"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "4.1"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Fracture and Fracture Toughness of Stoichiometric MgAl2O4 Crystals at Room Temperature, R.W. Rice, C.C. Wu, and K.R. McKinney, Journal of Materials Science, Vol. 31, pp. 1353-1360 (1996), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Union Carbide"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "1.0"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "1.7"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "1.6"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "1.2"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "{100}"
                            }, 
                            {
                                "value": "{100}"
                            }, 
                            {
                                "value": "{110}"
                            }, 
                            {
                                "value": "{111}"
                            }
                        ], 
                        "name": "Tensile Surface"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }
                        ], 
                        "name": "Tensile Axis"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "Specific Heat of Hexagonal Barium Titanate, Y. Akishige, T. Atake, Y. Saito, and E. Sawaguchi, Journal of the Physical Society of Japan, Vol. 57 3, pp. 718-721 (1988), published by Physical Society of Japan."
            }
        ], 
        "names": [
            "Barium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "92.6"
                    }, 
                    {
                        "value": "96.5"
                    }, 
                    {
                        "value": "99.9"
                    }, 
                    {
                        "value": "103.3"
                    }, 
                    {
                        "value": "106.8"
                    }, 
                    {
                        "value": "110.2"
                    }, 
                    {
                        "value": "113.6"
                    }, 
                    {
                        "value": "117.1"
                    }, 
                    {
                        "value": "123.9"
                    }, 
                    {
                        "value": "131.2"
                    }, 
                    {
                        "value": "134.6"
                    }, 
                    {
                        "value": "138.1"
                    }, 
                    {
                        "value": "144.9"
                    }, 
                    {
                        "value": "148.4"
                    }, 
                    {
                        "value": "151.8"
                    }, 
                    {
                        "value": "159.1"
                    }, 
                    {
                        "value": "162.5"
                    }, 
                    {
                        "value": "176.2"
                    }, 
                    {
                        "value": "179.7"
                    }, 
                    {
                        "value": "183.5"
                    }, 
                    {
                        "value": "190.4"
                    }, 
                    {
                        "value": "197.2"
                    }, 
                    {
                        "value": "200.7"
                    }, 
                    {
                        "value": "208.0"
                    }, 
                    {
                        "value": "214.8"
                    }, 
                    {
                        "value": "221.7"
                    }, 
                    {
                        "value": "225.1"
                    }, 
                    {
                        "value": "228.6"
                    }, 
                    {
                        "value": "232.4"
                    }, 
                    {
                        "value": "235.8"
                    }, 
                    {
                        "value": "239.3"
                    }, 
                    {
                        "value": "242.7"
                    }, 
                    {
                        "value": "246.1"
                    }, 
                    {
                        "value": "256.4"
                    }, 
                    {
                        "value": "260.3"
                    }, 
                    {
                        "value": "263.7"
                    }, 
                    {
                        "value": "267.1"
                    }, 
                    {
                        "value": "270.6"
                    }, 
                    {
                        "value": "274.0"
                    }, 
                    {
                        "value": "277.4"
                    }, 
                    {
                        "value": "281.3"
                    }, 
                    {
                        "value": "284.7"
                    }, 
                    {
                        "value": "288.2"
                    }, 
                    {
                        "value": "291.6"
                    }, 
                    {
                        "value": "295.0"
                    }, 
                    {
                        "value": "298.4"
                    }, 
                    {
                        "value": "301.9"
                    }, 
                    {
                        "value": "305.7"
                    }, 
                    {
                        "value": "309.2"
                    }, 
                    {
                        "value": "312.6"
                    }, 
                    {
                        "value": "316.0"
                    }, 
                    {
                        "value": "319.5"
                    }, 
                    {
                        "value": "322.9"
                    }, 
                    {
                        "value": "326.7"
                    }, 
                    {
                        "value": "330.2"
                    }, 
                    {
                        "value": "331.9"
                    }, 
                    {
                        "value": "333.6"
                    }, 
                    {
                        "value": "337.0"
                    }, 
                    {
                        "value": "337.0"
                    }, 
                    {
                        "value": "340.5"
                    }, 
                    {
                        "value": "343.9"
                    }, 
                    {
                        "value": "347.3"
                    }, 
                    {
                        "value": "347.8"
                    }, 
                    {
                        "value": "351.2"
                    }, 
                    {
                        "value": "354.6"
                    }, 
                    {
                        "value": "358.0"
                    }, 
                    {
                        "value": "358.0"
                    }, 
                    {
                        "value": "361.5"
                    }, 
                    {
                        "value": "361.5"
                    }, 
                    {
                        "value": "364.9"
                    }, 
                    {
                        "value": "364.9"
                    }, 
                    {
                        "value": "368.8"
                    }, 
                    {
                        "value": "372.2"
                    }, 
                    {
                        "value": "375.6"
                    }, 
                    {
                        "value": "375.6"
                    }, 
                    {
                        "value": "379.1"
                    }, 
                    {
                        "value": "379.1"
                    }, 
                    {
                        "value": "382.5"
                    }, 
                    {
                        "value": "385.9"
                    }, 
                    {
                        "value": "389.8"
                    }, 
                    {
                        "value": "389.8"
                    }, 
                    {
                        "value": "393.2"
                    }, 
                    {
                        "value": "389.8"
                    }, 
                    {
                        "value": "389.8"
                    }, 
                    {
                        "value": "386.3"
                    }, 
                    {
                        "value": "382.9"
                    }, 
                    {
                        "value": "386.3"
                    }, 
                    {
                        "value": "386.3"
                    }, 
                    {
                        "value": "389.8"
                    }, 
                    {
                        "value": "389.8"
                    }, 
                    {
                        "value": "393.2"
                    }, 
                    {
                        "value": "393.2"
                    }, 
                    {
                        "value": "396.6"
                    }, 
                    {
                        "value": "397.1"
                    }, 
                    {
                        "value": "397.1"
                    }, 
                    {
                        "value": "400.5"
                    }, 
                    {
                        "value": "403.9"
                    }, 
                    {
                        "value": "403.9"
                    }, 
                    {
                        "value": "407.4"
                    }, 
                    {
                        "value": "407.4"
                    }, 
                    {
                        "value": "410.8"
                    }, 
                    {
                        "value": "411.2"
                    }, 
                    {
                        "value": "411.2"
                    }, 
                    {
                        "value": "414.6"
                    }, 
                    {
                        "value": "414.6"
                    }, 
                    {
                        "value": "418.1"
                    }, 
                    {
                        "value": "418.1"
                    }, 
                    {
                        "value": "418.1"
                    }, 
                    {
                        "value": "421.5"
                    }, 
                    {
                        "value": "421.5"
                    }, 
                    {
                        "value": "421.5"
                    }, 
                    {
                        "value": "421.9"
                    }, 
                    {
                        "value": "421.9"
                    }, 
                    {
                        "value": "425.4"
                    }, 
                    {
                        "value": "425.4"
                    }, 
                    {
                        "value": "428.8"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "53.8"
                            }, 
                            {
                                "value": "55.0"
                            }, 
                            {
                                "value": "56.3"
                            }, 
                            {
                                "value": "57.5"
                            }, 
                            {
                                "value": "58.8"
                            }, 
                            {
                                "value": "60.0"
                            }, 
                            {
                                "value": "61.3"
                            }, 
                            {
                                "value": "63.8"
                            }, 
                            {
                                "value": "66.3"
                            }, 
                            {
                                "value": "70.1"
                            }, 
                            {
                                "value": "71.3"
                            }, 
                            {
                                "value": "72.6"
                            }, 
                            {
                                "value": "75.1"
                            }, 
                            {
                                "value": "76.3"
                            }, 
                            {
                                "value": "77.6"
                            }, 
                            {
                                "value": "81.4"
                            }, 
                            {
                                "value": "83.9"
                            }, 
                            {
                                "value": "87.6"
                            }, 
                            {
                                "value": "90.1"
                            }, 
                            {
                                "value": "91.4"
                            }, 
                            {
                                "value": "95.2"
                            }, 
                            {
                                "value": "97.7"
                            }, 
                            {
                                "value": "100.2"
                            }, 
                            {
                                "value": "102.7"
                            }, 
                            {
                                "value": "106.4"
                            }, 
                            {
                                "value": "109.0"
                            }, 
                            {
                                "value": "111.4"
                            }, 
                            {
                                "value": "114.0"
                            }, 
                            {
                                "value": "116.5"
                            }, 
                            {
                                "value": "117.7"
                            }, 
                            {
                                "value": "119.0"
                            }, 
                            {
                                "value": "120.2"
                            }, 
                            {
                                "value": "124.0"
                            }, 
                            {
                                "value": "127.7"
                            }, 
                            {
                                "value": "130.2"
                            }, 
                            {
                                "value": "132.7"
                            }, 
                            {
                                "value": "134.0"
                            }, 
                            {
                                "value": "135.2"
                            }, 
                            {
                                "value": "137.7"
                            }, 
                            {
                                "value": "140.2"
                            }, 
                            {
                                "value": "142.7"
                            }, 
                            {
                                "value": "145.2"
                            }, 
                            {
                                "value": "147.7"
                            }, 
                            {
                                "value": "149.0"
                            }, 
                            {
                                "value": "151.5"
                            }, 
                            {
                                "value": "155.2"
                            }, 
                            {
                                "value": "156.5"
                            }, 
                            {
                                "value": "157.8"
                            }, 
                            {
                                "value": "160.3"
                            }, 
                            {
                                "value": "162.8"
                            }, 
                            {
                                "value": "165.3"
                            }, 
                            {
                                "value": "167.8"
                            }, 
                            {
                                "value": "170.3"
                            }, 
                            {
                                "value": "172.8"
                            }, 
                            {
                                "value": "174.0"
                            }, 
                            {
                                "value": "176.5"
                            }, 
                            {
                                "value": "177.8"
                            }, 
                            {
                                "value": "179.0"
                            }, 
                            {
                                "value": "180.3"
                            }, 
                            {
                                "value": "182.8"
                            }, 
                            {
                                "value": "184.0"
                            }, 
                            {
                                "value": "186.5"
                            }, 
                            {
                                "value": "187.8"
                            }, 
                            {
                                "value": "190.3"
                            }, 
                            {
                                "value": "191.5"
                            }, 
                            {
                                "value": "194.0"
                            }, 
                            {
                                "value": "195.3"
                            }, 
                            {
                                "value": "197.8"
                            }, 
                            {
                                "value": "200.3"
                            }, 
                            {
                                "value": "202.8"
                            }, 
                            {
                                "value": "202.8"
                            }, 
                            {
                                "value": "205.3"
                            }, 
                            {
                                "value": "207.8"
                            }, 
                            {
                                "value": "210.3"
                            }, 
                            {
                                "value": "211.5"
                            }, 
                            {
                                "value": "212.8"
                            }, 
                            {
                                "value": "215.2"
                            }, 
                            {
                                "value": "217.7"
                            }, 
                            {
                                "value": "217.8"
                            }, 
                            {
                                "value": "220.3"
                            }, 
                            {
                                "value": "220.3"
                            }, 
                            {
                                "value": "222.8"
                            }, 
                            {
                                "value": "222.7"
                            }, 
                            {
                                "value": "225.2"
                            }, 
                            {
                                "value": "226.5"
                            }, 
                            {
                                "value": "228.9"
                            }, 
                            {
                                "value": "231.4"
                            }, 
                            {
                                "value": "232.7"
                            }, 
                            {
                                "value": "235.2"
                            }, 
                            {
                                "value": "237.7"
                            }, 
                            {
                                "value": "238.9"
                            }, 
                            {
                                "value": "241.4"
                            }, 
                            {
                                "value": "243.9"
                            }, 
                            {
                                "value": "246.4"
                            }, 
                            {
                                "value": "247.6"
                            }, 
                            {
                                "value": "251.4"
                            }, 
                            {
                                "value": "253.9"
                            }, 
                            {
                                "value": "257.6"
                            }, 
                            {
                                "value": "260.1"
                            }, 
                            {
                                "value": "262.6"
                            }, 
                            {
                                "value": "263.9"
                            }, 
                            {
                                "value": "266.4"
                            }, 
                            {
                                "value": "268.8"
                            }, 
                            {
                                "value": "271.3"
                            }, 
                            {
                                "value": "273.8"
                            }, 
                            {
                                "value": "276.3"
                            }, 
                            {
                                "value": "277.6"
                            }, 
                            {
                                "value": "281.3"
                            }, 
                            {
                                "value": "282.6"
                            }, 
                            {
                                "value": "285.0"
                            }, 
                            {
                                "value": "287.5"
                            }, 
                            {
                                "value": "290.0"
                            }, 
                            {
                                "value": "292.5"
                            }, 
                            {
                                "value": "293.8"
                            }, 
                            {
                                "value": "297.5"
                            }, 
                            {
                                "value": "300.0"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "21.6"
                            }, 
                            {
                                "value": "22.5"
                            }, 
                            {
                                "value": "23.3"
                            }, 
                            {
                                "value": "24.1"
                            }, 
                            {
                                "value": "24.9"
                            }, 
                            {
                                "value": "25.7"
                            }, 
                            {
                                "value": "26.5"
                            }, 
                            {
                                "value": "27.3"
                            }, 
                            {
                                "value": "28.9"
                            }, 
                            {
                                "value": "30.6"
                            }, 
                            {
                                "value": "31.4"
                            }, 
                            {
                                "value": "32.2"
                            }, 
                            {
                                "value": "33.8"
                            }, 
                            {
                                "value": "34.6"
                            }, 
                            {
                                "value": "35.4"
                            }, 
                            {
                                "value": "37.1"
                            }, 
                            {
                                "value": "37.9"
                            }, 
                            {
                                "value": "41.1"
                            }, 
                            {
                                "value": "41.9"
                            }, 
                            {
                                "value": "42.8"
                            }, 
                            {
                                "value": "44.4"
                            }, 
                            {
                                "value": "46.0"
                            }, 
                            {
                                "value": "46.8"
                            }, 
                            {
                                "value": "48.5"
                            }, 
                            {
                                "value": "50.1"
                            }, 
                            {
                                "value": "51.7"
                            }, 
                            {
                                "value": "52.5"
                            }, 
                            {
                                "value": "53.3"
                            }, 
                            {
                                "value": "54.2"
                            }, 
                            {
                                "value": "55.0"
                            }, 
                            {
                                "value": "55.8"
                            }, 
                            {
                                "value": "56.6"
                            }, 
                            {
                                "value": "57.4"
                            }, 
                            {
                                "value": "59.8"
                            }, 
                            {
                                "value": "60.7"
                            }, 
                            {
                                "value": "61.5"
                            }, 
                            {
                                "value": "62.3"
                            }, 
                            {
                                "value": "63.1"
                            }, 
                            {
                                "value": "63.9"
                            }, 
                            {
                                "value": "64.7"
                            }, 
                            {
                                "value": "65.6"
                            }, 
                            {
                                "value": "66.4"
                            }, 
                            {
                                "value": "67.2"
                            }, 
                            {
                                "value": "68.0"
                            }, 
                            {
                                "value": "68.8"
                            }, 
                            {
                                "value": "69.6"
                            }, 
                            {
                                "value": "70.4"
                            }, 
                            {
                                "value": "71.3"
                            }, 
                            {
                                "value": "72.1"
                            }, 
                            {
                                "value": "72.9"
                            }, 
                            {
                                "value": "73.7"
                            }, 
                            {
                                "value": "74.5"
                            }, 
                            {
                                "value": "75.3"
                            }, 
                            {
                                "value": "76.2"
                            }, 
                            {
                                "value": "77.0"
                            }, 
                            {
                                "value": "77.4"
                            }, 
                            {
                                "value": "77.8"
                            }, 
                            {
                                "value": "78.6"
                            }, 
                            {
                                "value": "78.6"
                            }, 
                            {
                                "value": "79.4"
                            }, 
                            {
                                "value": "80.2"
                            }, 
                            {
                                "value": "81.0"
                            }, 
                            {
                                "value": "81.1"
                            }, 
                            {
                                "value": "81.9"
                            }, 
                            {
                                "value": "82.7"
                            }, 
                            {
                                "value": "83.5"
                            }, 
                            {
                                "value": "83.5"
                            }, 
                            {
                                "value": "84.3"
                            }, 
                            {
                                "value": "84.3"
                            }, 
                            {
                                "value": "85.1"
                            }, 
                            {
                                "value": "85.1"
                            }, 
                            {
                                "value": "86.0"
                            }, 
                            {
                                "value": "86.8"
                            }, 
                            {
                                "value": "87.6"
                            }, 
                            {
                                "value": "87.6"
                            }, 
                            {
                                "value": "88.4"
                            }, 
                            {
                                "value": "88.4"
                            }, 
                            {
                                "value": "89.2"
                            }, 
                            {
                                "value": "90.0"
                            }, 
                            {
                                "value": "90.9"
                            }, 
                            {
                                "value": "90.9"
                            }, 
                            {
                                "value": "91.7"
                            }, 
                            {
                                "value": "90.9"
                            }, 
                            {
                                "value": "90.9"
                            }, 
                            {
                                "value": "90.1"
                            }, 
                            {
                                "value": "89.3"
                            }, 
                            {
                                "value": "90.1"
                            }, 
                            {
                                "value": "90.1"
                            }, 
                            {
                                "value": "90.9"
                            }, 
                            {
                                "value": "90.9"
                            }, 
                            {
                                "value": "91.7"
                            }, 
                            {
                                "value": "91.7"
                            }, 
                            {
                                "value": "92.5"
                            }, 
                            {
                                "value": "92.6"
                            }, 
                            {
                                "value": "92.6"
                            }, 
                            {
                                "value": "93.4"
                            }, 
                            {
                                "value": "94.2"
                            }, 
                            {
                                "value": "94.2"
                            }, 
                            {
                                "value": "95.0"
                            }, 
                            {
                                "value": "95.0"
                            }, 
                            {
                                "value": "95.8"
                            }, 
                            {
                                "value": "95.9"
                            }, 
                            {
                                "value": "95.9"
                            }, 
                            {
                                "value": "96.7"
                            }, 
                            {
                                "value": "96.7"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "98.3"
                            }, 
                            {
                                "value": "98.3"
                            }, 
                            {
                                "value": "98.3"
                            }, 
                            {
                                "value": "98.4"
                            }, 
                            {
                                "value": "98.4"
                            }, 
                            {
                                "value": "99.2"
                            }, 
                            {
                                "value": "99.2"
                            }, 
                            {
                                "value": "100.0"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "234"
                    }, 
                    {
                        "value": "228"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.005"
                    }, 
                    {
                        "value": "3.1"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "0"
                    }, 
                    {
                        "value": "1/3"
                    }, 
                    {
                        "value": "2/3"
                    }, 
                    {
                        "value": "1/2"
                    }, 
                    {
                        "value": "2/3"
                    }, 
                    {
                        "value": "1/3"
                    }, 
                    {
                        "value": "1/2"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Ti"
                            }, 
                            {
                                "value": "Ti"
                            }, 
                            {
                                "value": "Ti"
                            }, 
                            {
                                "value": "B1"
                            }, 
                            {
                                "value": "B1"
                            }, 
                            {
                                "value": "B1"
                            }, 
                            {
                                "value": "B2"
                            }, 
                            {
                                "value": "B2"
                            }, 
                            {
                                "value": "B2"
                            }
                        ], 
                        "name": "Atom"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }, 
                            {
                                "value": "x"
                            }, 
                            {
                                "value": "y"
                            }, 
                            {
                                "value": "z"
                            }
                        ], 
                        "name": "Coordinate"
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.029"
                    }, 
                    {
                        "value": "3.039"
                    }, 
                    {
                        "value": "3.052"
                    }, 
                    {
                        "value": "3.057"
                    }, 
                    {
                        "value": "3.066"
                    }, 
                    {
                        "value": "3.082"
                    }, 
                    {
                        "value": "3.229"
                    }, 
                    {
                        "value": "3.244"
                    }, 
                    {
                        "value": "3.262"
                    }, 
                    {
                        "value": "3.269"
                    }, 
                    {
                        "value": "3.281"
                    }, 
                    {
                        "value": "3.303"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "P6/mmm"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Hexagonal"
                            }
                        ], 
                        "name": "Crystal System"
                    }
                ], 
                "name": "Space Group"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.500"
                    }, 
                    {
                        "value": "4.449"
                    }, 
                    {
                        "value": "4.389"
                    }, 
                    {
                        "value": "4.363"
                    }, 
                    {
                        "value": "4.322"
                    }, 
                    {
                        "value": "4.248"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "565"
                    }, 
                    {
                        "value": "550"
                    }, 
                    {
                        "value": "534"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "429"
                    }, 
                    {
                        "value": "459"
                    }, 
                    {
                        "value": "471"
                    }, 
                    {
                        "value": "489"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.2"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.9"
                    }, 
                    {
                        "value": "0.9"
                    }, 
                    {
                        "value": "0.6"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Friction Coefficient"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "25"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "4.6"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.108"
                    }, 
                    {
                        "value": "0.108"
                    }, 
                    {
                        "value": "0.108"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "255"
                    }, 
                    {
                        "value": "248"
                    }, 
                    {
                        "value": "241"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "11.4"
                    }, 
                    {
                        "value": "11.3"
                    }, 
                    {
                        "value": "11.2"
                    }, 
                    {
                        "value": "7.53"
                    }, 
                    {
                        "value": "7.47"
                    }, 
                    {
                        "value": "7.40"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "longitudinal"
                            }, 
                            {
                                "value": "shear"
                            }, 
                            {
                                "value": "shear"
                            }, 
                            {
                                "value": "shear"
                            }
                        ], 
                        "name": "Mode"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "617"
                    }, 
                    {
                        "value": "1073"
                    }, 
                    {
                        "value": "1186"
                    }, 
                    {
                        "value": "1228"
                    }, 
                    {
                        "value": "1291"
                    }, 
                    {
                        "value": "1396"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "96"
                    }, 
                    {
                        "value": "81"
                    }, 
                    {
                        "value": "78.1"
                    }, 
                    {
                        "value": "77.8"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.30"
                    }, 
                    {
                        "value": "0.17"
                    }, 
                    {
                        "value": "0.149"
                    }, 
                    {
                        "value": "0.147"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "7.7"
                    }, 
                    {
                        "value": "7.9"
                    }, 
                    {
                        "value": "8.3"
                    }, 
                    {
                        "value": "8.9"
                    }, 
                    {
                        "value": "9.2"
                    }, 
                    {
                        "value": "9.8"
                    }, 
                    {
                        "value": "10.4"
                    }, 
                    {
                        "value": "10.6"
                    }, 
                    {
                        "value": "11.0"
                    }, 
                    {
                        "value": "11.6"
                    }, 
                    {
                        "value": "7.4"
                    }, 
                    {
                        "value": "7.9"
                    }, 
                    {
                        "value": "8.6"
                    }, 
                    {
                        "value": "8.8"
                    }, 
                    {
                        "value": "9.2"
                    }, 
                    {
                        "value": "9.8"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "average"
                            }, 
                            {
                                "value": "average"
                            }, 
                            {
                                "value": "average"
                            }, 
                            {
                                "value": "average"
                            }, 
                            {
                                "value": "average"
                            }, 
                            {
                                "value": "average"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "-2.77"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Log Wear Coefficient"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Material Properties of Titanium Diboride, R. G. Munro, Journal of Research of the National Institute of Standards and Technology, Vol. 105 5, pp. 709-720 (2000), published by National Institute of Standards and Technology."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "11"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Crystal Structure of $\\beta$-Si3N4; Structural and Stability Considerations Between $\\alpha$- and $\\beta$-Si3N4, R. Grun, Acta Crystallographica B, Vol. 35, pp. 800-804 (1979), published by Munksgaard International Booksellers and Publishers Ltd.."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.7686"
                    }, 
                    {
                        "uncertainty": "0.0001", 
                        "value": "0.1744"
                    }, 
                    {
                        "value": "0.2500"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.0298"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "0.3294"
                    }, 
                    {
                        "uncertainty": "0.0020", 
                        "value": "0.2628"
                    }, 
                    {
                        "value": "0.6667"
                    }, 
                    {
                        "value": "0.3333"
                    }, 
                    {
                        "uncertainty": "0.0055", 
                        "value": "0.2392"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Si : x"
                            }, 
                            {
                                "value": "Si : y"
                            }, 
                            {
                                "value": "Si : z"
                            }, 
                            {
                                "value": "N(1) : x"
                            }, 
                            {
                                "value": "N(1) : y"
                            }, 
                            {
                                "value": "N(1) : z"
                            }, 
                            {
                                "value": "N(2) : x"
                            }, 
                            {
                                "value": "N(2) : y"
                            }, 
                            {
                                "value": "N(2) : z"
                            }
                        ], 
                        "name": "Atom : Coordinate"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Relative Atomic Coordinate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "The Crystal Structure of $\\beta$-Si3N4; Structural and Stability Considerations Between $\\alpha$- and $\\beta$-Si3N4, R. Grun, Acta Crystallographica B, Vol. 35, pp. 800-804 (1979), published by Munksgaard International Booksellers and Publishers Ltd.."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.001", 
                        "value": "7.595"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "2.9023"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Silicon Carbide Whisker and Titanium Carbide Particulate Additions on the Friction and Wear Behavior of Silicon Nitride, C.R. Blanchard and R.A. Page, Journal of the American Ceramic Society, Vol. 73 11, pp. 3442-3452 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "CeO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "6"
                            }
                        ], 
                        "name": "Sintering Aid Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Silicon Carbide Whisker and Titanium Carbide Particulate Additions on the Friction and Wear Behavior of Silicon Nitride, C.R. Blanchard and R.A. Page, Journal of the American Ceramic Society, Vol. 73 11, pp. 3442-3452 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "329"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Silicon Carbide Whisker and Titanium Carbide Particulate Additions on the Friction and Wear Behavior of Silicon Nitride, C.R. Blanchard and R.A. Page, Journal of the American Ceramic Society, Vol. 73 11, pp. 3442-3452 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "490"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Silicon Carbide Whisker and Titanium Carbide Particulate Additions on the Friction and Wear Behavior of Silicon Nitride, C.R. Blanchard and R.A. Page, Journal of the American Ceramic Society, Vol. 73 11, pp. 3442-3452 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Silicon Carbide Whisker and Titanium Carbide Particulate Additions on the Friction and Wear Behavior of Silicon Nitride, C.R. Blanchard and R.A. Page, Journal of the American Ceramic Society, Vol. 73 11, pp. 3442-3452 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.70"
                    }, 
                    {
                        "value": "0.67"
                    }, 
                    {
                        "value": "0.73"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "495"
                            }, 
                            {
                                "value": "890"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Friction Coefficient"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Silicon Carbide Whisker and Titanium Carbide Particulate Additions on the Friction and Wear Behavior of Silicon Nitride, C.R. Blanchard and R.A. Page, Journal of the American Ceramic Society, Vol. 73 11, pp. 3442-3452 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "17.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Silicon Carbide Whisker and Titanium Carbide Particulate Additions on the Friction and Wear Behavior of Silicon Nitride, C.R. Blanchard and R.A. Page, Journal of the American Ceramic Society, Vol. 73 11, pp. 3442-3452 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xCeO2.yTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Si3N4"
                    }, 
                    {
                        "value": "CeO2"
                    }, 
                    {
                        "value": "TiC"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of Phase"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "(1-x)$\\cdot$0.94"
                            }, 
                            {
                                "value": "(1-x)$\\cdot$0.06"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Mass Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Silicon Carbide Whisker and Titanium Carbide Particulate Additions on the Friction and Wear Behavior of Silicon Nitride, C.R. Blanchard and R.A. Page, Journal of the American Ceramic Society, Vol. 73 11, pp. 3442-3452 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xCeO2.yTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "328"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Silicon Carbide Whisker and Titanium Carbide Particulate Additions on the Friction and Wear Behavior of Silicon Nitride, C.R. Blanchard and R.A. Page, Journal of the American Ceramic Society, Vol. 73 11, pp. 3442-3452 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xCeO2.yTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "578"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Silicon Carbide Whisker and Titanium Carbide Particulate Additions on the Friction and Wear Behavior of Silicon Nitride, C.R. Blanchard and R.A. Page, Journal of the American Ceramic Society, Vol. 73 11, pp. 3442-3452 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xCeO2.yTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "25.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Oxidation and Strength Retention of Monolithic Si3N4 and Nanocomposite Si3N4-SiC with Yb2O3 as a Sintering Aid, H. Park, H.W. Kim, and H.E. Kim, Journal of the American Ceramic Society, Vol. 81 8, pp. 2130-2134 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xYb2O3.ySiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Yb"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.04"
                    }, 
                    {
                        "value": "0.01"
                    }, 
                    {
                        "value": "0.008"
                    }, 
                    {
                        "value": "0.006"
                    }, 
                    {
                        "value": "0.002"
                    }, 
                    {
                        "value": "0.0012"
                    }, 
                    {
                        "value": "0.0003"
                    }, 
                    {
                        "value": "0.125"
                    }, 
                    {
                        "value": "0.007"
                    }, 
                    {
                        "value": "0.004"
                    }, 
                    {
                        "value": "0.008"
                    }, 
                    {
                        "value": "0.005"
                    }, 
                    {
                        "value": "0.002"
                    }, 
                    {
                        "value": "0.0005"
                    }, 
                    {
                        "value": "0.06"
                    }, 
                    {
                        "value": "0.01"
                    }, 
                    {
                        "value": "0.01"
                    }, 
                    {
                        "value": "0.003"
                    }, 
                    {
                        "value": "0.0016"
                    }, 
                    {
                        "value": "0.0007"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }
                        ], 
                        "name": "Mass Fraction of Yb2O3"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Oxidation Time"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Oxidation and Strength Retention of Monolithic Si3N4 and Nanocomposite Si3N4-SiC with Yb2O3 as a Sintering Aid, H. Park, H.W. Kim, and H.E. Kim, Journal of the American Ceramic Society, Vol. 81 8, pp. 2130-2134 (1998), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xYb2O3.ySiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Yb"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1137"
                    }, 
                    {
                        "value": "1008"
                    }, 
                    {
                        "value": "947"
                    }, 
                    {
                        "value": "805"
                    }, 
                    {
                        "value": "1103"
                    }, 
                    {
                        "value": "975"
                    }, 
                    {
                        "value": "873"
                    }, 
                    {
                        "value": "751"
                    }, 
                    {
                        "value": "1063"
                    }, 
                    {
                        "value": "1036"
                    }, 
                    {
                        "value": "873"
                    }, 
                    {
                        "value": "724"
                    }, 
                    {
                        "value": "1111"
                    }, 
                    {
                        "value": "972"
                    }, 
                    {
                        "value": "868"
                    }, 
                    {
                        "value": "750"
                    }, 
                    {
                        "value": "1007"
                    }, 
                    {
                        "value": "1035"
                    }, 
                    {
                        "value": "903"
                    }, 
                    {
                        "value": "757"
                    }, 
                    {
                        "value": "1139"
                    }, 
                    {
                        "value": "1264"
                    }, 
                    {
                        "value": "1118"
                    }, 
                    {
                        "value": "972"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }
                        ], 
                        "name": "Mass Fraction of Yb2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Oxidation Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Borides, R.A. Cutler, Engineered Materials Handbook, Vol. 4, pp. 787-803 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.142"
                    }, 
                    {
                        "value": "3.476"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Hexagonal"
                            }
                        ], 
                        "name": "Structure Type"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Borides, R.A. Cutler, Engineered Materials Handbook, Vol. 4, pp. 787-803 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "500"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Borides, R.A. Cutler, Engineered Materials Handbook, Vol. 4, pp. 787-803 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "70", 
                        "value": "350"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Borides, R.A. Cutler, Engineered Materials Handbook, Vol. 4, pp. 787-803 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "5", 
                        "value": "28.4"
                    }, 
                    {
                        "value": "23.5"
                    }, 
                    {
                        "value": "21.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "N", 
                        "scalars": [
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "1.0"
                            }
                        ], 
                        "name": "Load"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Borides, R.A. Cutler, Engineered Materials Handbook, Vol. 4, pp. 787-803 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.12"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Borides, R.A. Cutler, Engineered Materials Handbook, Vol. 4, pp. 787-803 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "247"
                    }, 
                    {
                        "value": "408"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "kJ/mol", 
                        "scalars": [
                            {
                                "value": "-332.20"
                            }, 
                            {
                                "value": "-324.49"
                            }
                        ], 
                        "name": "Gibbs freeenergy, $\\Delta$G"
                    }, 
                    {
                        "units": "kJ/mol", 
                        "scalars": [
                            {
                                "value": "-335.98"
                            }, 
                            {
                                "value": "-334.90"
                            }
                        ], 
                        "name": "Enthalpy$\\Delta$H"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Borides, R.A. Cutler, Engineered Materials Handbook, Vol. 4, pp. 787-803 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "51.6"
                    }, 
                    {
                        "value": "60.0"
                    }, 
                    {
                        "value": "143.0"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "1027"
                            }, 
                            {
                                "value": "2027"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Engineering Properties of Borides, R.A. Cutler, Engineered Materials Handbook, Vol. 4, pp. 787-803 (1991), edited by S.J. Schneider, Jr., published by ASM International."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.3"
                    }, 
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "7.6"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "27", 
                                "maximum": "1027"
                            }, 
                            {
                                "minimum": "1027", 
                                "maximum": "2027"
                            }, 
                            {
                                "minimum": "20", 
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                                "value": "C"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.31"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "D"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.ySiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:La"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.32"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "E"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Heat-insulating Powders Based on the Monoclinic Zirconia, A. G. Karaulov, T. V. Piskun, Ogneupori (Refractories) 7, pp. 43-44 (1989)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.31"
                    }, 
                    {
                        "value": "0.68"
                    }, 
                    {
                        "value": "0.31"
                    }, 
                    {
                        "value": "0.52"
                    }, 
                    {
                        "value": "0.89"
                    }, 
                    {
                        "value": "0.31"
                    }, 
                    {
                        "value": "0.4"
                    }, 
                    {
                        "value": "0.5"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "473"
                            }, 
                            {
                                "value": "873"
                            }, 
                            {
                                "value": "473"
                            }, 
                            {
                                "value": "873"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "473"
                            }, 
                            {
                                "value": "873"
                            }, 
                            {
                                "value": "1273"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "minimum": "2000", 
                                "maximum": "8000"
                            }, 
                            {
                                "minimum": "2000", 
                                "maximum": "8000"
                            }, 
                            {
                                "minimum": "2000", 
                                "maximum": "8000"
                            }, 
                            {
                                "minimum": "2000", 
                                "maximum": "8000"
                            }, 
                            {
                                "minimum": "2000", 
                                "maximum": "8000"
                            }, 
                            {
                                "minimum": "0", 
                                "maximum": "2000"
                            }, 
                            {
                                "minimum": "0", 
                                "maximum": "2000"
                            }, 
                            {
                                "minimum": "0", 
                                "maximum": "2000"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Powder Number"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Expansion of Some Advanced Ceramics Applicable as Specimen Holders of High Tc Superconductors, M. Okaji, K. Nara, H. Kato, K. Michishita, and Y. Kubo, Cryogenics, Vol. 34 2, pp. 163-165 (1994), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Ube Industries Ltd."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.01"
                    }, 
                    {
                        "value": "0.31"
                    }, 
                    {
                        "value": "2.30"
                    }, 
                    {
                        "value": "5.18"
                    }, 
                    {
                        "value": "7.50"
                    }, 
                    {
                        "value": "9.18"
                    }, 
                    {
                        "value": "10.05"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Expansion of Some Advanced Ceramics Applicable as Specimen Holders of High Tc Superconductors, M. Okaji, K. Nara, H. Kato, K. Michishita, and Y. Kubo, Cryogenics, Vol. 34 2, pp. 163-165 (1994), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "NGK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "ZrO2"
                    }, 
                    {
                        "value": "Y2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Expansion of Some Advanced Ceramics Applicable as Specimen Holders of High Tc Superconductors, M. Okaji, K. Nara, H. Kato, K. Michishita, and Y. Kubo, Cryogenics, Vol. 34 2, pp. 163-165 (1994), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "NGK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.05"
                    }, 
                    {
                        "value": "1.56"
                    }, 
                    {
                        "value": "3.97"
                    }, 
                    {
                        "value": "5.85"
                    }, 
                    {
                        "value": "7.29"
                    }, 
                    {
                        "value": "8.38"
                    }, 
                    {
                        "value": "9.11"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Expansion of Some Advanced Ceramics Applicable as Specimen Holders of High Tc Superconductors, M. Okaji, K. Nara, H. Kato, K. Michishita, and Y. Kubo, Cryogenics, Vol. 34 2, pp. 163-165 (1994), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Cordierite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "2MgO.2Al2O3.5SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Mino Ceramic Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "MgO"
                    }, 
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Expansion of Some Advanced Ceramics Applicable as Specimen Holders of High Tc Superconductors, M. Okaji, K. Nara, H. Kato, K. Michishita, and Y. Kubo, Cryogenics, Vol. 34 2, pp. 163-165 (1994), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Cordierite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "2MgO.2Al2O3.5SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Mino Ceramic Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "-0.06"
                    }, 
                    {
                        "value": "-0.72"
                    }, 
                    {
                        "value": "-1.27"
                    }, 
                    {
                        "value": "-1.07"
                    }, 
                    {
                        "value": "-0.58"
                    }, 
                    {
                        "value": "-0.22"
                    }, 
                    {
                        "value": "0.78"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Test Methodology for Tubular Components, J.C. Conway, J.J. Mecholsky, and S.M. Wiederhorn, Projects Within the Center for Advanced Materials, pp. 105-118 (1988), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.4"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "4.6"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "10.5"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }
                        ], 
                        "name": "Stress"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Diffusivity of Isotopically Enriched 12C Diamond, T.R. Anthony, W.F. Banholzer, J.F. Fleischer, L. Wei, P.K. Kuo, R.L. Thomas, and R.W. Pryor, Physical Review B, Vol. 42 2, pp. 1104-1111 (1990), published by American Physical Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1.0", 
                        "value": "18.4"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$\\AA$", 
                        "scalars": [
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Coating Thickness"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Ti"
                            }
                        ], 
                        "name": "Coating"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.07"
                            }
                        ], 
                        "name": "Amount of 13C"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Diffusivity of Isotopically Enriched 12C Diamond, T.R. Anthony, W.F. Banholzer, J.F. Fleischer, L. Wei, P.K. Kuo, R.L. Thomas, and R.W. Pryor, Physical Review B, Vol. 42 2, pp. 1104-1111 (1990), published by American Physical Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "18.8"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$\\AA$", 
                        "scalars": [
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Coating Thickness"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Ti"
                            }
                        ], 
                        "name": "Coating"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.07"
                            }
                        ], 
                        "name": "Amount of 13C"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Diffusivity of Isotopically Enriched 12C Diamond, T.R. Anthony, W.F. Banholzer, J.F. Fleischer, L. Wei, P.K. Kuo, R.L. Thomas, and R.W. Pryor, Physical Review B, Vol. 42 2, pp. 1104-1111 (1990), published by American Physical Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.9", 
                        "value": "12.9"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$\\AA$", 
                        "scalars": [
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Coating Thickness"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Ti"
                            }
                        ], 
                        "name": "Coating"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.07"
                            }
                        ], 
                        "name": "Amount of 13C"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Diffusivity of Isotopically Enriched 12C Diamond, T.R. Anthony, W.F. Banholzer, J.F. Fleischer, L. Wei, P.K. Kuo, R.L. Thomas, and R.W. Pryor, Physical Review B, Vol. 42 2, pp. 1104-1111 (1990), published by American Physical Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "12.7"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$\\AA$", 
                        "scalars": [
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Coating Thickness"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Ti"
                            }
                        ], 
                        "name": "Coating"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.07"
                            }
                        ], 
                        "name": "Amount of 13C"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Diffusivity of Isotopically Enriched 12C Diamond, T.R. Anthony, W.F. Banholzer, J.F. Fleischer, L. Wei, P.K. Kuo, R.L. Thomas, and R.W. Pryor, Physical Review B, Vol. 42 2, pp. 1104-1111 (1990), published by American Physical Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.3", 
                        "value": "14.5"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$\\AA$", 
                        "scalars": [
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Coating Thickness"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Ti"
                            }
                        ], 
                        "name": "Coating"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.07"
                            }
                        ], 
                        "name": "Amount of 13C"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermal Diffusivity of Isotopically Enriched 12C Diamond, T.R. Anthony, W.F. Banholzer, J.F. Fleischer, L. Wei, P.K. Kuo, R.L. Thomas, and R.W. Pryor, Physical Review B, Vol. 42 2, pp. 1104-1111 (1990), published by American Physical Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "12.2"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$\\AA$", 
                        "scalars": [
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Coating Thickness"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Ti"
                            }
                        ], 
                        "name": "Coating"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.07"
                            }
                        ], 
                        "name": "Amount of 13C"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "6"
                            }
                        ], 
                        "name": "Sample Number"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion of Mullite, H. Schneider and E. Eberhard, Journal of the American Ceramic Society, Vol. 73 7, pp. 2073-2076 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion of Mullite, H. Schneider and E. Eberhard, Journal of the American Ceramic Society, Vol. 73 7, pp. 2073-2076 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "5.8"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "300", 
                                "maximum": "900"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion of Mullite, H. Schneider and E. Eberhard, Journal of the American Ceramic Society, Vol. 73 7, pp. 2073-2076 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite(2:1)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "2Al2O3.SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "SiO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion of Mullite, H. Schneider and E. Eberhard, Journal of the American Ceramic Society, Vol. 73 7, pp. 2073-2076 (1990), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite(2:1)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "2Al2O3.SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "6.1"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "300", 
                                "maximum": "900"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Processing, Mechanical Properties, and Oxidation Behavior of Silicon Oxynitride Ceramics, M. Ohashi, S. Kanzaki, and H. Tabata, Journal of the American Ceramic Society, Vol. 74 1, pp. 109-114 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon oxynitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si2N2O", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.00049"
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                    {
                        "value": "0.00023"
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                    {
                        "value": "0.00014"
                    }, 
                    {
                        "value": "0.0001"
                    }, 
                    {
                        "value": "0.00061"
                    }, 
                    {
                        "value": "0.00036"
                    }, 
                    {
                        "value": "0.0002"
                    }, 
                    {
                        "value": "0.00016"
                    }, 
                    {
                        "value": "0.00061"
                    }, 
                    {
                        "value": "0.00032"
                    }, 
                    {
                        "value": "0.00014"
                    }, 
                    {
                        "value": "0.015"
                    }, 
                    {
                        "value": "0.0071"
                    }, 
                    {
                        "value": "0.0053"
                    }, 
                    {
                        "value": "0.0026"
                    }, 
                    {
                        "value": "0.023"
                    }, 
                    {
                        "value": "0.0093"
                    }, 
                    {
                        "value": "0.0059"
                    }, 
                    {
                        "value": "0.0036"
                    }, 
                    {
                        "value": "0.018"
                    }, 
                    {
                        "value": "0.0036"
                    }, 
                    {
                        "value": "0.00057"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
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                            {
                                "value": "120"
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                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }
                        ], 
                        "name": "Hot Pressing Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
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                            {
                                "value": "1300"
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                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
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                    }, 
                    {
                        "units": "h", 
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "20.25"
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                                "value": "50.41"
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                            {
                                "value": "102.01"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "21.16"
                            }, 
                            {
                                "value": "49"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "50.41"
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                            {
                                "value": "100"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "20.25"
                            }, 
                            {
                                "value": "49"
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                            {
                                "value": "100"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "21.16"
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                            {
                                "value": "49"
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                            {
                                "value": "100"
                            }, 
                            {
                                "value": "0"
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                            {
                                "value": "49"
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                            {
                                "value": "100"
                            }
                        ], 
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                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Processing, Mechanical Properties, and Oxidation Behavior of Silicon Oxynitride Ceramics, M. Ohashi, S. Kanzaki, and H. Tabata, Journal of the American Ceramic Society, Vol. 74 1, pp. 109-114 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon oxynitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si2N2O", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
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                        "value": "Polycrystalline"
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                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "2.90"
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                    {
                        "value": "2.90"
                    }
                ], 
                "units": "g cm$^{-3}$", 
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                    {
                        "units": "min", 
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                            {
                                "value": "60"
                            }, 
                            {
                                "value": "120"
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                        "name": "Hot Pressing Time"
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                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
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            }
        ], 
        "names": [
            "Silicon oxynitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si2N2O", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "235"
                    }, 
                    {
                        "value": "239"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "120"
                            }
                        ], 
                        "name": "Hot Pressing Time"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Processing, Mechanical Properties, and Oxidation Behavior of Silicon Oxynitride Ceramics, M. Ohashi, S. Kanzaki, and H. Tabata, Journal of the American Ceramic Society, Vol. 74 1, pp. 109-114 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon oxynitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si2N2O", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "559"
                    }, 
                    {
                        "value": "631"
                    }, 
                    {
                        "value": "721"
                    }, 
                    {
                        "value": "732"
                    }, 
                    {
                        "value": "706"
                    }, 
                    {
                        "value": "741"
                    }, 
                    {
                        "value": "632"
                    }, 
                    {
                        "value": "438"
                    }, 
                    {
                        "value": "208"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "120"
                            }
                        ], 
                        "name": "Hot Pressing Time"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "794"
                            }, 
                            {
                                "value": "982"
                            }, 
                            {
                                "value": "1183"
                            }, 
                            {
                                "value": "1389"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "749"
                            }, 
                            {
                                "value": "987"
                            }, 
                            {
                                "value": "1185"
                            }
                        ], 
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                    }
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                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
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            {
                "citation": "Physical, Microstructural and Thermomechanical Properties of ZrO2 Single Crystals, R.P. Ingel, D. Lewis, B.A. Bender, and R.W. Rice, Advances in Ceramics, Vol. 12, pp. 408-414 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
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                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
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                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.56", 
                        "value": "4.82"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.8"
                            }
                        ], 
                        "name": "Mass Fraction of Stabilizer"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "MgO"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
                        ], 
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                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Melt Processing"
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        ], 
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            {
                "citation": "Physical, Microstructural and Thermomechanical Properties of ZrO2 Single Crystals, R.P. Ingel, D. Lewis, B.A. Bender, and R.W. Rice, Advances in Ceramics, Vol. 12, pp. 408-414 (1984), published by American Ceramic Society."
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        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xMgO", 
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            {
                "scalars": [
                    {
                        "value": "Zr-O:MgO"
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            }, 
            {
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                    {
                        "value": "Single Crystal"
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                ], 
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            }, 
            {
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                    {
                        "value": "14.4"
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                ], 
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                        "units": "%", 
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                            {
                                "value": "2.8"
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                    }, 
                    {
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                            {
                                "value": "MgO"
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                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
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                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Melt Processing"
            }
        ], 
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            {
                "citation": "Physical, Microstructural and Thermomechanical Properties of ZrO2 Single Crystals, R.P. Ingel, D. Lewis, B.A. Bender, and R.W. Rice, Advances in Ceramics, Vol. 12, pp. 408-414 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCaO", 
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            {
                "scalars": [
                    {
                        "value": "Zr-O:CaO"
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                ], 
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            }, 
            {
                "scalars": [
                    {
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                ], 
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            }, 
            {
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                    {
                        "value": "5.85"
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                    {
                        "value": "5.68"
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                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "9"
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                    }, 
                    {
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                            {
                                "value": "CaO"
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                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Physical, Microstructural and Thermomechanical Properties of ZrO2 Single Crystals, R.P. Ingel, D. Lewis, B.A. Bender, and R.W. Rice, Advances in Ceramics, Vol. 12, pp. 408-414 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCaO", 
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            {
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                    {
                        "value": "Zr-O:CaO"
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            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
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            }, 
            {
                "scalars": [
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "210"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "9"
                            }
                        ], 
                        "name": "Mass Fraction of Stabilizer"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "CaO"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
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            {
                "name": "Melt Processing"
            }
        ], 
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            {
                "citation": "Physical, Microstructural and Thermomechanical Properties of ZrO2 Single Crystals, R.P. Ingel, D. Lewis, B.A. Bender, and R.W. Rice, Advances in Ceramics, Vol. 12, pp. 408-414 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCaO", 
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            {
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                    {
                        "value": "Zr-O:CaO"
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            }, 
            {
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                    {
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            }, 
            {
                "scalars": [
                    {
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                        "value": "661"
                    }, 
                    {
                        "uncertainty": "28", 
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                    }
                ], 
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                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "9"
                            }
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                        "name": "Mass Fraction of Stabilizer"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "CaO"
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                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
                        ], 
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                    }
                ], 
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        ]
    }, 
    {
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                "name": "Melt Processing"
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                "citation": "Physical, Microstructural and Thermomechanical Properties of ZrO2 Single Crystals, R.P. Ingel, D. Lewis, B.A. Bender, and R.W. Rice, Advances in Ceramics, Vol. 12, pp. 408-414 (1984), published by American Ceramic Society."
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xCaO", 
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                        "value": "Zr-O:CaO"
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            {
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                    {
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                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
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                            {
                                "value": "4"
                            }, 
                            {
                                "value": "9"
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                    }, 
                    {
                        "scalars": [
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                                "value": "CaO"
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
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        ]
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    {
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                "name": "Melt Processing"
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                "citation": "Physical, Microstructural and Thermomechanical Properties of ZrO2 Single Crystals, R.P. Ingel, D. Lewis, B.A. Bender, and R.W. Rice, Advances in Ceramics, Vol. 12, pp. 408-414 (1984), published by American Ceramic Society."
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            }
        ], 
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                    {
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                ], 
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                    {
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                                "value": "4"
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                            {
                                "value": "9"
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                    {
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                                "value": "CaO"
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                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "23"
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                ], 
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        ]
    }, 
    {
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                "name": "Sintering"
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        ], 
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                "citation": "Evaluation of Ultrasonically Determined Elasticity-Porosity Relations in Zinc Oxide, L.P. Martin, D. Dadon, and M. Rosen, Journal of the American Ceramic Society, Vol. 79 5, pp. 1281-1289 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                    {
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                ], 
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            {
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            }, 
            {
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                        "value": "134"
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                    {
                        "value": "128"
                    }, 
                    {
                        "value": "105"
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                    {
                        "value": "102"
                    }, 
                    {
                        "value": "76"
                    }, 
                    {
                        "value": "79"
                    }, 
                    {
                        "value": "67"
                    }, 
                    {
                        "value": "53"
                    }, 
                    {
                        "value": "46"
                    }, 
                    {
                        "value": "29"
                    }, 
                    {
                        "value": "20"
                    }
                ], 
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                    {
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                                "value": "0.005"
                            }, 
                            {
                                "value": "0.018"
                            }, 
                            {
                                "value": "0.058"
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                            {
                                "value": "0.063"
                            }, 
                            {
                                "value": "0.116"
                            }, 
                            {
                                "value": "0.118"
                            }, 
                            {
                                "value": "0.146"
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                            {
                                "value": "0.179"
                            }, 
                            {
                                "value": "0.204"
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                            {
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                            {
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                        ], 
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                ], 
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        ]
    }, 
    {
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                "name": "Sintering"
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        ], 
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            }
        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                    {
                        "value": "116"
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                    {
                        "value": "105"
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                    {
                        "value": "104"
                    }, 
                    {
                        "value": "86"
                    }, 
                    {
                        "value": "87"
                    }, 
                    {
                        "value": "79"
                    }, 
                    {
                        "value": "70"
                    }, 
                    {
                        "value": "62"
                    }, 
                    {
                        "value": "45"
                    }, 
                    {
                        "value": "32"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
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                            {
                                "value": "0.005"
                            }, 
                            {
                                "value": "0.018"
                            }, 
                            {
                                "value": "0.058"
                            }, 
                            {
                                "value": "0.063"
                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
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                            {
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                            }, 
                            {
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                            {
                                "value": "0.284"
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                            {
                                "value": "0.336"
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        ]
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                "name": "Sintering"
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                "citation": "Evaluation of Ultrasonically Determined Elasticity-Porosity Relations in Zinc Oxide, L.P. Martin, D. Dadon, and M. Rosen, Journal of the American Ceramic Society, Vol. 79 5, pp. 1281-1289 (1996), published by American Ceramic Society."
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        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                        "value": "Polycrystalline"
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                ], 
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            }, 
            {
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                    }, 
                    {
                        "value": "0.348"
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                    {
                        "value": "0.337"
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                    {
                        "value": "0.334"
                    }, 
                    {
                        "value": "0.310"
                    }, 
                    {
                        "value": "0.314"
                    }, 
                    {
                        "value": "0.299"
                    }, 
                    {
                        "value": "0.284"
                    }, 
                    {
                        "value": "0.278"
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                    {
                        "value": "0.240"
                    }, 
                    {
                        "value": "0.223"
                    }
                ], 
                "conditions": [
                    {
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                                "value": "0.005"
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                            {
                                "value": "0.018"
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                            {
                                "value": "0.063"
                            }, 
                            {
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                            }, 
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                            {
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                            }, 
                            {
                                "value": "0.336"
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                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Evaluation of Ultrasonically Determined Elasticity-Porosity Relations in Zinc Oxide, L.P. Martin, D. Dadon, and M. Rosen, Journal of the American Ceramic Society, Vol. 79 5, pp. 1281-1289 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZnO", 
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                    {
                        "value": "Zn-O"
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                ], 
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            }, 
            {
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                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "44"
                    }, 
                    {
                        "value": "43"
                    }, 
                    {
                        "value": "39"
                    }, 
                    {
                        "value": "38"
                    }, 
                    {
                        "value": "33"
                    }, 
                    {
                        "value": "33"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "27"
                    }, 
                    {
                        "value": "24"
                    }, 
                    {
                        "value": "18"
                    }, 
                    {
                        "value": "13"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.005"
                            }, 
                            {
                                "value": "0.018"
                            }, 
                            {
                                "value": "0.058"
                            }, 
                            {
                                "value": "0.063"
                            }, 
                            {
                                "value": "0.116"
                            }, 
                            {
                                "value": "0.118"
                            }, 
                            {
                                "value": "0.146"
                            }, 
                            {
                                "value": "0.179"
                            }, 
                            {
                                "value": "0.204"
                            }, 
                            {
                                "value": "0.284"
                            }, 
                            {
                                "value": "0.336"
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                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Evaluation of Ultrasonically Determined Elasticity-Porosity Relations in Zinc Oxide, L.P. Martin, D. Dadon, and M. Rosen, Journal of the American Ceramic Society, Vol. 79 5, pp. 1281-1289 (1996), published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZnO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zn-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.85"
                    }, 
                    {
                        "value": "5.77"
                    }, 
                    {
                        "value": "5.50"
                    }, 
                    {
                        "value": "5.42"
                    }, 
                    {
                        "value": "4.92"
                    }, 
                    {
                        "value": "4.95"
                    }, 
                    {
                        "value": "4.75"
                    }, 
                    {
                        "value": "4.44"
                    }, 
                    {
                        "value": "4.21"
                    }, 
                    {
                        "value": "3.65"
                    }, 
                    {
                        "value": "3.18"
                    }, 
                    {
                        "value": "2.81"
                    }, 
                    {
                        "value": "2.80"
                    }, 
                    {
                        "value": "2.73"
                    }, 
                    {
                        "value": "2.69"
                    }, 
                    {
                        "value": "2.57"
                    }, 
                    {
                        "value": "2.57"
                    }, 
                    {
                        "value": "2.55"
                    }, 
                    {
                        "value": "2.45"
                    }, 
                    {
                        "value": "2.32"
                    }, 
                    {
                        "value": "2.11"
                    }, 
                    {
                        "value": "1.89"
                    }
                ], 
                "units": "km/s", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Longitudinal"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }, 
                            {
                                "value": "Shear"
                            }
                        ], 
                        "name": "Mode"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.005"
                            }, 
                            {
                                "value": "0.018"
                            }, 
                            {
                                "value": "0.058"
                            }, 
                            {
                                "value": "0.063"
                            }, 
                            {
                                "value": "0.116"
                            }, 
                            {
                                "value": "0.118"
                            }, 
                            {
                                "value": "0.146"
                            }, 
                            {
                                "value": "0.179"
                            }, 
                            {
                                "value": "0.204"
                            }, 
                            {
                                "value": "0.284"
                            }, 
                            {
                                "value": "0.336"
                            }, 
                            {
                                "value": "0.005"
                            }, 
                            {
                                "value": "0.018"
                            }, 
                            {
                                "value": "0.058"
                            }, 
                            {
                                "value": "0.063"
                            }, 
                            {
                                "value": "0.116"
                            }, 
                            {
                                "value": "0.118"
                            }, 
                            {
                                "value": "0.146"
                            }, 
                            {
                                "value": "0.179"
                            }, 
                            {
                                "value": "0.204"
                            }, 
                            {
                                "value": "0.284"
                            }, 
                            {
                                "value": "0.336"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Sound Velocity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Diamond Between 170 K and 1200 K and the Isotope Effect, J.R. Olson, R.O. Pohl, J.W. Vandersande, A. Zoltan, T.R. Anthony, and W.F. Banholzer, Physical Review B, Vol. 47 22, pp. 14850-14856 (1993), published by American Physical Society."
            }
        ], 
        "names": [
            "Diamond"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "General Electric Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "7900"
                    }, 
                    {
                        "value": "8100"
                    }, 
                    {
                        "value": "7100"
                    }, 
                    {
                        "value": "6700"
                    }, 
                    {
                        "value": "6000"
                    }, 
                    {
                        "value": "5800"
                    }, 
                    {
                        "value": "5700"
                    }, 
                    {
                        "value": "5000"
                    }, 
                    {
                        "value": "4600"
                    }, 
                    {
                        "value": "4500"
                    }, 
                    {
                        "value": "4200"
                    }, 
                    {
                        "value": "4200"
                    }, 
                    {
                        "value": "3900"
                    }, 
                    {
                        "value": "3800"
                    }, 
                    {
                        "value": "3600"
                    }, 
                    {
                        "value": "3300"
                    }, 
                    {
                        "value": "3200"
                    }, 
                    {
                        "value": "3100"
                    }, 
                    {
                        "value": "3000"
                    }, 
                    {
                        "value": "3000"
                    }, 
                    {
                        "value": "3000"
                    }, 
                    {
                        "value": "6600"
                    }, 
                    {
                        "value": "7100"
                    }, 
                    {
                        "value": "5800"
                    }, 
                    {
                        "value": "6900"
                    }, 
                    {
                        "value": "6000"
                    }, 
                    {
                        "value": "4600"
                    }, 
                    {
                        "value": "4900"
                    }, 
                    {
                        "value": "4400"
                    }, 
                    {
                        "value": "4100"
                    }, 
                    {
                        "value": "3900"
                    }, 
                    {
                        "value": "3600"
                    }, 
                    {
                        "value": "3500"
                    }, 
                    {
                        "value": "3300"
                    }, 
                    {
                        "value": "3200"
                    }, 
                    {
                        "value": "3200"
                    }, 
                    {
                        "value": "2700"
                    }, 
                    {
                        "value": "2600"
                    }, 
                    {
                        "value": "2600"
                    }, 
                    {
                        "value": "2200"
                    }, 
                    {
                        "value": "2000"
                    }, 
                    {
                        "value": "1900"
                    }, 
                    {
                        "value": "1900"
                    }, 
                    {
                        "value": "1900"
                    }, 
                    {
                        "value": "1200"
                    }, 
                    {
                        "value": "1300"
                    }, 
                    {
                        "value": "1300"
                    }, 
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "1000"
                    }, 
                    {
                        "value": "1000"
                    }, 
                    {
                        "value": "1000"
                    }, 
                    {
                        "value": "990"
                    }, 
                    {
                        "value": "950"
                    }, 
                    {
                        "value": "830"
                    }, 
                    {
                        "value": "720"
                    }, 
                    {
                        "value": "670"
                    }, 
                    {
                        "value": "670"
                    }, 
                    {
                        "value": "610"
                    }, 
                    {
                        "value": "530"
                    }, 
                    {
                        "value": "510"
                    }, 
                    {
                        "value": "500"
                    }, 
                    {
                        "value": "500"
                    }, 
                    {
                        "value": "520"
                    }, 
                    {
                        "value": "490"
                    }, 
                    {
                        "value": "480"
                    }, 
                    {
                        "value": "440"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "0.07"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "1.1"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }, 
                            {
                                "value": "Natural IIa"
                            }
                        ], 
                        "name": "Atom Fraction of 13 C"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "230"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "290"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "310"
                            }, 
                            {
                                "value": "310"
                            }, 
                            {
                                "value": "310"
                            }, 
                            {
                                "value": "310"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "240"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "260"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "470"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "510"
                            }, 
                            {
                                "value": "530"
                            }, 
                            {
                                "value": "570"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "630"
                            }, 
                            {
                                "value": "690"
                            }, 
                            {
                                "value": "690"
                            }, 
                            {
                                "value": "730"
                            }, 
                            {
                                "value": "810"
                            }, 
                            {
                                "value": "870"
                            }, 
                            {
                                "value": "930"
                            }, 
                            {
                                "value": "970"
                            }, 
                            {
                                "value": "970"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Phenomenology of a Sintered Silicon Nitride Containing Oxide Additives, R.K. Govila, Journal of Materials Science, Vol. 23, pp. 1141-1150 (1988), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "NGK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NGK-SN73"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "60", 
                        "value": "790"
                    }, 
                    {
                        "uncertainty": "65", 
                        "value": "860"
                    }, 
                    {
                        "uncertainty": "30", 
                        "value": "655"
                    }, 
                    {
                        "uncertainty": "45", 
                        "value": "440"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "395"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "345"
                    }, 
                    {
                        "uncertainty": "8", 
                        "value": "599"
                    }, 
                    {
                        "uncertainty": "50", 
                        "value": "460"
                    }, 
                    {
                        "uncertainty": "10", 
                        "value": "358"
                    }, 
                    {
                        "value": "323"
                    }, 
                    {
                        "value": "323"
                    }, 
                    {
                        "value": "336"
                    }, 
                    {
                        "uncertainty": "10", 
                        "value": "655"
                    }, 
                    {
                        "uncertainty": "6", 
                        "value": "549"
                    }, 
                    {
                        "uncertainty": "30", 
                        "value": "424"
                    }, 
                    {
                        "value": "413"
                    }, 
                    {
                        "value": "331"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "g", 
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "4000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "4000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "4000"
                            }, 
                            {
                                "value": "4000"
                            }, 
                            {
                                "value": "4000"
                            }
                        ], 
                        "name": "Indentation Load"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "Knoop"
                            }, 
                            {
                                "value": "Knoop"
                            }, 
                            {
                                "value": "Knoop"
                            }, 
                            {
                                "value": "Knoop"
                            }, 
                            {
                                "value": "Knoop"
                            }, 
                            {
                                "value": "Knoop"
                            }, 
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Vickers"
                            }
                        ], 
                        "name": "Indenter Type"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Behavior of Al2O3/SiC-Platelet Composites, M. Belmonte, J.S. Moya, P. Miranzo, D. Nguyen, J. Dubois, and G. Fantozzi, Journal of Materials Research, Vol. 11 10, pp. 2528-2535 (1996), published by Materials Research Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "9", 
                        "value": "388"
                    }, 
                    {
                        "uncertainty": "3", 
                        "value": "391"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "389"
                    }, 
                    {
                        "uncertainty": "5", 
                        "value": "407"
                    }, 
                    {
                        "uncertainty": "10", 
                        "value": "406"
                    }, 
                    {
                        "uncertainty": "13", 
                        "value": "210"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "S"
                            }, 
                            {
                                "value": "S"
                            }
                        ], 
                        "name": "Sample Group"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Behavior of Al2O3/SiC-Platelet Composites, M. Belmonte, J.S. Moya, P. Miranzo, D. Nguyen, J. Dubois, and G. Fantozzi, Journal of Materials Research, Vol. 11 10, pp. 2528-2535 (1996), published by Materials Research Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "444"
                    }, 
                    {
                        "value": "386"
                    }, 
                    {
                        "value": "321"
                    }, 
                    {
                        "value": "255"
                    }, 
                    {
                        "value": "316"
                    }, 
                    {
                        "value": "233"
                    }, 
                    {
                        "value": "127"
                    }, 
                    {
                        "value": "92"
                    }, 
                    {
                        "value": "316"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "127"
                    }, 
                    {
                        "value": "88"
                    }, 
                    {
                        "value": "391"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "163"
                    }, 
                    {
                        "value": "83"
                    }, 
                    {
                        "value": "485"
                    }, 
                    {
                        "value": "288"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "87"
                    }, 
                    {
                        "value": "143"
                    }, 
                    {
                        "value": "174"
                    }, 
                    {
                        "value": "169"
                    }, 
                    {
                        "value": "172"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "S"
                            }, 
                            {
                                "value": "S"
                            }, 
                            {
                                "value": "S"
                            }, 
                            {
                                "value": "S"
                            }, 
                            {
                                "value": "S"
                            }, 
                            {
                                "value": "S"
                            }, 
                            {
                                "value": "S"
                            }, 
                            {
                                "value": "S"
                            }
                        ], 
                        "name": "Sample Group"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Behavior of Al2O3/SiC-Platelet Composites, M. Belmonte, J.S. Moya, P. Miranzo, D. Nguyen, J. Dubois, and G. Fantozzi, Journal of Materials Research, Vol. 11 10, pp. 2528-2535 (1996), published by Materials Research Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "6.7"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "5.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "S"
                            }, 
                            {
                                "value": "S"
                            }, 
                            {
                                "value": "S"
                            }, 
                            {
                                "value": "S"
                            }, 
                            {
                                "value": "S"
                            }, 
                            {
                                "value": "S"
                            }, 
                            {
                                "value": "S"
                            }, 
                            {
                                "value": "S"
                            }
                        ], 
                        "name": "Sample Group"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Behavior of Al2O3/SiC-Platelet Composites, M. Belmonte, J.S. Moya, P. Miranzo, D. Nguyen, J. Dubois, and G. Fantozzi, Journal of Materials Research, Vol. 11 10, pp. 2528-2535 (1996), published by Materials Research Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "name": "Grain Size", 
                "scalars": [
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "21"
                    }
                ], 
                "maximum": [
                    " 4", 
                    " 8", 
                    " 10", 
                    " 12", 
                    " 5", 
                    " 40"
                ], 
                "minimum": [
                    "1 ", 
                    "1 ", 
                    "1 ", 
                    "2 ", 
                    "1 ", 
                    "2 "
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "S"
                            }, 
                            {
                                "value": "S"
                            }
                        ], 
                        "name": "Sample Group"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.5"
                            }, 
                            {
                                "value": "99.9"
                            }, 
                            {
                                "value": "99.9"
                            }, 
                            {
                                "value": "99.8"
                            }, 
                            {
                                "value": "99.0"
                            }, 
                            {
                                "value": "99.9"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ]
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Behavior of Al2O3/SiC-Platelet Composites, M. Belmonte, J.S. Moya, P. Miranzo, D. Nguyen, J. Dubois, and G. Fantozzi, Journal of Materials Research, Vol. 11 10, pp. 2528-2535 (1996), published by Materials Research Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1.6", 
                        "value": "19.1"
                    }, 
                    {
                        "uncertainty": "1.8", 
                        "value": "16.8"
                    }, 
                    {
                        "uncertainty": "0.6", 
                        "value": "17.1"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "18.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "S"
                            }
                        ], 
                        "name": "Sample Group"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Submicrometer Powder Porous Stabilized Molding on the Strength of ZrO2 Ceramics, A. V. Galakhov, I. V. Vyazov, V. Ya. Shevchenko, A. A. Yezhov, Izvestiya Akademii Nauk SSSR, Neorganicheskie Materialy, Vol. 26 4, pp. 828-833 (1990)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Rod"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.40"
                    }, 
                    {
                        "value": "5.40"
                    }, 
                    {
                        "value": "5.40"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "4.3"
                            }, 
                            {
                                "value": "3.7"
                            }, 
                            {
                                "value": "2.7"
                            }
                        ], 
                        "name": "Processingp H"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1450"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Submicrometer Powder Porous Stabilized Molding on the Strength of ZrO2 Ceramics, A. V. Galakhov, I. V. Vyazov, V. Ya. Shevchenko, A. A. Yezhov, Izvestiya Akademii Nauk SSSR, Neorganicheskie Materialy, Vol. 26 4, pp. 828-833 (1990)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Rod"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "22.6"
                    }, 
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "5.5"
                    }
                ], 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "616"
                            }, 
                            {
                                "value": "470"
                            }, 
                            {
                                "value": "299"
                            }
                        ], 
                        "name": "Weibull Strength"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "4.3"
                            }, 
                            {
                                "value": "3.7"
                            }, 
                            {
                                "value": "2.7"
                            }
                        ], 
                        "name": "Processingp H"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Submicrometer Powder Porous Stabilized Molding on the Strength of ZrO2 Ceramics, A. V. Galakhov, I. V. Vyazov, V. Ya. Shevchenko, A. A. Yezhov, Izvestiya Akademii Nauk SSSR, Neorganicheskie Materialy, Vol. 26 4, pp. 828-833 (1990)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Rod"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "616"
                    }, 
                    {
                        "value": "470"
                    }, 
                    {
                        "value": "299"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "22.6"
                            }, 
                            {
                                "value": "6.9"
                            }, 
                            {
                                "value": "5.5"
                            }
                        ], 
                        "name": "Weibull Modulus"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "4.3"
                            }, 
                            {
                                "value": "3.7"
                            }, 
                            {
                                "value": "2.7"
                            }
                        ], 
                        "name": "Processingp H"
                    }
                ], 
                "name": "Weibull Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sputtering"
            }
        ], 
        "references": [
            {
                "citation": "A Contribution to the Study of Poissons Ratios and Elastic Constants of TiN, ZrN and HfN, A.J. Perry, Thin Solid Films, Vol. 193, pp. 463-471 (1990), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Thin Film"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.2386"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sputtering"
            }
        ], 
        "references": [
            {
                "citation": "A Contribution to the Study of Poissons Ratios and Elastic Constants of TiN, ZrN and HfN, A.J. Perry, Thin Solid Films, Vol. 193, pp. 463-471 (1990), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Thin Film"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "640"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sputtering"
            }
        ], 
        "references": [
            {
                "citation": "A Contribution to the Study of Poissons Ratios and Elastic Constants of TiN, ZrN and HfN, A.J. Perry, Thin Solid Films, Vol. 193, pp. 463-471 (1990), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Thin Film"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.295"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sputtering"
            }
        ], 
        "references": [
            {
                "citation": "A Contribution to the Study of Poissons Ratios and Elastic Constants of TiN, ZrN and HfN, A.J. Perry, Thin Solid Films, Vol. 193, pp. 463-471 (1990), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Zirconium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Thin Film"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.578"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sputtering"
            }
        ], 
        "references": [
            {
                "citation": "A Contribution to the Study of Poissons Ratios and Elastic Constants of TiN, ZrN and HfN, A.J. Perry, Thin Solid Films, Vol. 193, pp. 463-471 (1990), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Zirconium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Thin Film"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "460"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sputtering"
            }
        ], 
        "references": [
            {
                "citation": "A Contribution to the Study of Poissons Ratios and Elastic Constants of TiN, ZrN and HfN, A.J. Perry, Thin Solid Films, Vol. 193, pp. 463-471 (1990), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Zirconium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Thin Film"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.186"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sputtering"
            }
        ], 
        "references": [
            {
                "citation": "A Contribution to the Study of Poissons Ratios and Elastic Constants of TiN, ZrN and HfN, A.J. Perry, Thin Solid Films, Vol. 193, pp. 463-471 (1990), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Hafnium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Thin Film"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.517"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sputtering"
            }
        ], 
        "references": [
            {
                "citation": "A Contribution to the Study of Poissons Ratios and Elastic Constants of TiN, ZrN and HfN, A.J. Perry, Thin Solid Films, Vol. 193, pp. 463-471 (1990), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Hafnium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Thin Film"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "380"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sputtering"
            }
        ], 
        "references": [
            {
                "citation": "A Contribution to the Study of Poissons Ratios and Elastic Constants of TiN, ZrN and HfN, A.J. Perry, Thin Solid Films, Vol. 193, pp. 463-471 (1990), published by Elsevier Sequoia."
            }
        ], 
        "names": [
            "Hafnium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Thin Film"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.350"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot-Pressed BN-AlN Ceramic Composites with High Thermal Conductivity - Part II, T. Kanai, A. Ando, and K. Tanemoto, Japanese Journal of Applied Physics, Vol. 31 5A, pp. 1426-1427 (1992), published by Publication Office, Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
            "Aluminum nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xBN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:BN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "AlN"
                    }, 
                    {
                        "value": "BN"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot-Pressed BN-AlN Ceramic Composites with High Thermal Conductivity - Part II, T. Kanai, A. Ando, and K. Tanemoto, Japanese Journal of Applied Physics, Vol. 31 5A, pp. 1426-1427 (1992), published by Publication Office, Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
            "Aluminum nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xBN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:BN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.42"
                    }, 
                    {
                        "value": "2.63"
                    }, 
                    {
                        "value": "2.73"
                    }, 
                    {
                        "value": "2.85"
                    }, 
                    {
                        "value": "2.97"
                    }, 
                    {
                        "value": "3.27"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.80"
                            }, 
                            {
                                "value": "1.15"
                            }, 
                            {
                                "value": "1.25"
                            }, 
                            {
                                "value": "1.30"
                            }, 
                            {
                                "value": "1.37"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mass Fraction of CaC2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mass Fraction of BN"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot-Pressed BN-AlN Ceramic Composites with High Thermal Conductivity - Part II, T. Kanai, A. Ando, and K. Tanemoto, Japanese Journal of Applied Physics, Vol. 31 5A, pp. 1426-1427 (1992), published by Publication Office, Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
            "Aluminum nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xBN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:BN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "106"
                    }, 
                    {
                        "value": "205"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "260"
                    }, 
                    {
                        "value": "350"
                    }, 
                    {
                        "value": "395"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "56"
                    }, 
                    {
                        "value": "65"
                    }, 
                    {
                        "value": "80"
                    }, 
                    {
                        "value": "120"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "degrees", 
                        "scalars": [
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Angle from Hot Press Axis"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Mass Fraction of BN"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot-Pressed BN-AlN Ceramic Composites with High Thermal Conductivity - Part II, T. Kanai, A. Ando, and K. Tanemoto, Japanese Journal of Applied Physics, Vol. 31 5A, pp. 1426-1427 (1992), published by Publication Office, Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
            "Aluminum nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xBN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:BN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "4.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "degrees", 
                        "scalars": [
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Angle from Hot Press Axis"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mass Fraction of BN"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot-Pressed BN-AlN Ceramic Composites with High Thermal Conductivity - Part II, T. Kanai, A. Ando, and K. Tanemoto, Japanese Journal of Applied Physics, Vol. 31 5A, pp. 1426-1427 (1992), published by Publication Office, Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
            "Aluminum nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xBN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:BN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.40"
                    }, 
                    {
                        "value": "0.98"
                    }, 
                    {
                        "value": "1.37"
                    }, 
                    {
                        "value": "1.96"
                    }, 
                    {
                        "value": "11.3"
                    }, 
                    {
                        "value": "0.64"
                    }, 
                    {
                        "value": "1.27"
                    }, 
                    {
                        "value": "1.77"
                    }, 
                    {
                        "value": "2.65"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "degrees", 
                        "scalars": [
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Angle from Hot Press Axis"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Mass Fraction of BN"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot-Pressed BN-AlN Ceramic Composites with High Thermal Conductivity - Part II, T. Kanai, A. Ando, and K. Tanemoto, Japanese Journal of Applied Physics, Vol. 31 5A, pp. 1426-1427 (1992), published by Publication Office, Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
            "Aluminum nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xBN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:BN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "247"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "213"
                    }, 
                    {
                        "value": "205"
                    }, 
                    {
                        "value": "203"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "21"
                    }, 
                    {
                        "value": "59"
                    }, 
                    {
                        "value": "69"
                    }, 
                    {
                        "value": "75"
                    }, 
                    {
                        "value": "85"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "degrees", 
                        "scalars": [
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Angle from Hot Press Axis"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Mass Fraction of BN"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Hot-Pressed BN-AlN Ceramic Composites with High Thermal Conductivity - Part II, T. Kanai, A. Ando, and K. Tanemoto, Japanese Journal of Applied Physics, Vol. 31 5A, pp. 1426-1427 (1992), published by Publication Office, Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
            "Aluminum nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xBN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:BN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.2"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "8.6"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "4.3"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "degrees", 
                        "scalars": [
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Angle from Hot Press Axis"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Mass Fraction of BN"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Hot-Pressed BN-AlN Ceramic Composites with High Thermal Conductivity - Part II, T. Kanai, A. Ando, and K. Tanemoto, Japanese Journal of Applied Physics, Vol. 31 5A, pp. 1426-1427 (1992), published by Publication Office, Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Y2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Sintering Aid Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Hot-Pressed BN-AlN Ceramic Composites with High Thermal Conductivity - Part II, T. Kanai, A. Ando, and K. Tanemoto, Japanese Journal of Applied Physics, Vol. 31 5A, pp. 1426-1427 (1992), published by Publication Office, Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.27"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yLaO2.zAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "883"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yLaO2.zAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1052"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yLaO2.zAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "137", 
                        "value": "1052"
                    }, 
                    {
                        "uncertainty": "101", 
                        "value": "834"
                    }, 
                    {
                        "uncertainty": "41", 
                        "value": "715"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yLaO2.zAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.7"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.wMgO.xAl2O3.ySiO2.zTiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "141"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.wMgO.xAl2O3.ySiO2.zTiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "158"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.wMgO.xAl2O3.ySiO2.zTiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.22"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Physical Property Measurements of High Temperature Composites, D.J. Green, J.R. Hellmann, and M.F. Modest, Projects Within the Center for Advanced Materials, pp. 71-90 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al"
                    }, 
                    {
                        "value": "B"
                    }, 
                    {
                        "value": "Fe"
                    }, 
                    {
                        "value": "Ti"
                    }, 
                    {
                        "value": "Ca"
                    }, 
                    {
                        "value": "Mg"
                    }, 
                    {
                        "value": "V"
                    }, 
                    {
                        "value": "C"
                    }, 
                    {
                        "value": "Ni"
                    }, 
                    {
                        "value": "Cr"
                    }, 
                    {
                        "value": "Mn"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.005"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.003"
                            }, 
                            {
                                "value": "0.02"
                            }, 
                            {
                                "value": "0.005"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Physical Property Measurements of High Temperature Composites, D.J. Green, J.R. Hellmann, and M.F. Modest, Projects Within the Center for Advanced Materials, pp. 71-90 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.16"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Physical Property Measurements of High Temperature Composites, D.J. Green, J.R. Hellmann, and M.F. Modest, Projects Within the Center for Advanced Materials, pp. 71-90 (1990), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.68"
                    }, 
                    {
                        "value": "3.25"
                    }, 
                    {
                        "value": "3.85"
                    }, 
                    {
                        "value": "4.10"
                    }, 
                    {
                        "value": "4.35"
                    }, 
                    {
                        "value": "4.47"
                    }, 
                    {
                        "value": "4.63"
                    }, 
                    {
                        "value": "4.85"
                    }, 
                    {
                        "value": "4.97"
                    }, 
                    {
                        "value": "5.06"
                    }, 
                    {
                        "value": "5.25"
                    }, 
                    {
                        "value": "5.25"
                    }, 
                    {
                        "value": "5.34"
                    }, 
                    {
                        "value": "5.43"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Temperature and Porosity Dependence of Youngs Modulus of Polycrystalline Dysprosium Oxide and Erbium Oxide, W.R. Manning, M.O. Marlowe, and D.R. Wilder, Journal of the American Ceramic Society, Vol. 49 4, pp. 227-228 (1966), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Dysprosia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Dy2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Dy-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "141.4"
                    }, 
                    {
                        "value": "136.5"
                    }, 
                    {
                        "value": "132.4"
                    }, 
                    {
                        "value": "130.3"
                    }, 
                    {
                        "value": "116.5"
                    }, 
                    {
                        "value": "112.4"
                    }, 
                    {
                        "value": "86.9"
                    }, 
                    {
                        "value": "84.1"
                    }, 
                    {
                        "value": "46.2"
                    }, 
                    {
                        "value": "42.1"
                    }, 
                    {
                        "value": "29.0"
                    }, 
                    {
                        "value": "14.5"
                    }, 
                    {
                        "value": "12.4"
                    }, 
                    {
                        "value": "12.4"
                    }, 
                    {
                        "value": "7.6"
                    }, 
                    {
                        "value": "19.1"
                    }, 
                    {
                        "value": "19.1"
                    }, 
                    {
                        "value": "19.1"
                    }, 
                    {
                        "value": "19.0"
                    }, 
                    {
                        "value": "18.9"
                    }, 
                    {
                        "value": "18.8"
                    }, 
                    {
                        "value": "18.7"
                    }, 
                    {
                        "value": "18.6"
                    }, 
                    {
                        "value": "18.6"
                    }, 
                    {
                        "value": "18.5"
                    }, 
                    {
                        "value": "18.4"
                    }, 
                    {
                        "value": "18.3"
                    }, 
                    {
                        "value": "18.2"
                    }, 
                    {
                        "value": "18.1"
                    }, 
                    {
                        "value": "18.0"
                    }, 
                    {
                        "value": "17.9"
                    }, 
                    {
                        "value": "17.8"
                    }, 
                    {
                        "value": "17.7"
                    }, 
                    {
                        "value": "17.7"
                    }, 
                    {
                        "value": "17.5"
                    }, 
                    {
                        "value": "17.4"
                    }, 
                    {
                        "value": "17.1"
                    }, 
                    {
                        "value": "17.0"
                    }, 
                    {
                        "value": "16.9"
                    }, 
                    {
                        "value": "16.8"
                    }, 
                    {
                        "value": "15.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "7.2"
                            }, 
                            {
                                "value": "7.6"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "9.0"
                            }, 
                            {
                                "value": "13.3"
                            }, 
                            {
                                "value": "13.3"
                            }, 
                            {
                                "value": "19.2"
                            }, 
                            {
                                "value": "19.5"
                            }, 
                            {
                                "value": "32.5"
                            }, 
                            {
                                "value": "32.5"
                            }, 
                            {
                                "value": "34.9"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.5"
                            }, 
                            {
                                "value": "38.0"
                            }, 
                            {
                                "value": "38.0"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }, 
                            {
                                "value": "36.3"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "74"
                            }, 
                            {
                                "value": "93"
                            }, 
                            {
                                "value": "123"
                            }, 
                            {
                                "value": "181"
                            }, 
                            {
                                "value": "216"
                            }, 
                            {
                                "value": "265"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "318"
                            }, 
                            {
                                "value": "348"
                            }, 
                            {
                                "value": "397"
                            }, 
                            {
                                "value": "436"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "524"
                            }, 
                            {
                                "value": "558"
                            }, 
                            {
                                "value": "607"
                            }, 
                            {
                                "value": "637"
                            }, 
                            {
                                "value": "671"
                            }, 
                            {
                                "value": "695"
                            }, 
                            {
                                "value": "808"
                            }, 
                            {
                                "value": "837"
                            }, 
                            {
                                "value": "886"
                            }, 
                            {
                                "value": "891"
                            }, 
                            {
                                "value": "896"
                            }, 
                            {
                                "value": "915"
                            }, 
                            {
                                "value": "1052"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Temperature and Porosity Dependence of Youngs Modulus of Polycrystalline Dysprosium Oxide and Erbium Oxide, W.R. Manning, M.O. Marlowe, and D.R. Wilder, Journal of the American Ceramic Society, Vol. 49 4, pp. 227-228 (1966), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Erbia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Er2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Er-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "149.6"
                    }, 
                    {
                        "value": "145.5"
                    }, 
                    {
                        "value": "113.1"
                    }, 
                    {
                        "value": "109.0"
                    }, 
                    {
                        "value": "104.8"
                    }, 
                    {
                        "value": "103.4"
                    }, 
                    {
                        "value": "100.0"
                    }, 
                    {
                        "value": "88.3"
                    }, 
                    {
                        "value": "86.2"
                    }, 
                    {
                        "value": "84.8"
                    }, 
                    {
                        "value": "68.3"
                    }, 
                    {
                        "value": "64.1"
                    }, 
                    {
                        "value": "59.3"
                    }, 
                    {
                        "value": "51.7"
                    }, 
                    {
                        "value": "37.9"
                    }, 
                    {
                        "value": "42.6"
                    }, 
                    {
                        "value": "42.7"
                    }, 
                    {
                        "value": "42.5"
                    }, 
                    {
                        "value": "42.5"
                    }, 
                    {
                        "value": "42.4"
                    }, 
                    {
                        "value": "42.1"
                    }, 
                    {
                        "value": "41.9"
                    }, 
                    {
                        "value": "41.7"
                    }, 
                    {
                        "value": "41.5"
                    }, 
                    {
                        "value": "41.4"
                    }, 
                    {
                        "value": "41.2"
                    }, 
                    {
                        "value": "40.9"
                    }, 
                    {
                        "value": "40.8"
                    }, 
                    {
                        "value": "40.5"
                    }, 
                    {
                        "value": "40.3"
                    }, 
                    {
                        "value": "40.1"
                    }, 
                    {
                        "value": "39.9"
                    }, 
                    {
                        "value": "39.8"
                    }, 
                    {
                        "value": "39.5"
                    }, 
                    {
                        "value": "39.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8.8"
                            }, 
                            {
                                "value": "8.8"
                            }, 
                            {
                                "value": "18.3"
                            }, 
                            {
                                "value": "17.8"
                            }, 
                            {
                                "value": "17.6"
                            }, 
                            {
                                "value": "18.5"
                            }, 
                            {
                                "value": "18.3"
                            }, 
                            {
                                "value": "21.6"
                            }, 
                            {
                                "value": "21.6"
                            }, 
                            {
                                "value": "25.6"
                            }, 
                            {
                                "value": "25.9"
                            }, 
                            {
                                "value": "28.2"
                            }, 
                            {
                                "value": "28.2"
                            }, 
                            {
                                "value": "30.8"
                            }, 
                            {
                                "value": "30.9"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }, 
                            {
                                "value": "32.7"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "113"
                            }, 
                            {
                                "value": "152"
                            }, 
                            {
                                "value": "191"
                            }, 
                            {
                                "value": "274"
                            }, 
                            {
                                "value": "313"
                            }, 
                            {
                                "value": "318"
                            }, 
                            {
                                "value": "382"
                            }, 
                            {
                                "value": "387"
                            }, 
                            {
                                "value": "421"
                            }, 
                            {
                                "value": "436"
                            }, 
                            {
                                "value": "588"
                            }, 
                            {
                                "value": "651"
                            }, 
                            {
                                "value": "759"
                            }, 
                            {
                                "value": "789"
                            }, 
                            {
                                "value": "833"
                            }, 
                            {
                                "value": "916"
                            }, 
                            {
                                "value": "960"
                            }, 
                            {
                                "value": "1028"
                            }, 
                            {
                                "value": "1053"
                            }, 
                            {
                                "value": "1082"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Creep Behavior of Single Crystals of Vanadium-Doped Forsterite, D.L. Ricoult and D.L. Kohlstedt, Journal of the American Ceramic Society, Vol. 69 10, pp. 770-774 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Forsterite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Mg2SiO4.xV", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Union Carbide"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "43000"
                    }, 
                    {
                        "value": "220000"
                    }, 
                    {
                        "value": "11000"
                    }, 
                    {
                        "value": "2600"
                    }, 
                    {
                        "value": "7700"
                    }, 
                    {
                        "value": "20000"
                    }, 
                    {
                        "value": "55000"
                    }, 
                    {
                        "value": "130000"
                    }, 
                    {
                        "value": "230000"
                    }, 
                    {
                        "value": "87000"
                    }, 
                    {
                        "value": "28000"
                    }, 
                    {
                        "value": "140000"
                    }, 
                    {
                        "value": "37000"
                    }, 
                    {
                        "value": "13000"
                    }, 
                    {
                        "value": "1000"
                    }, 
                    {
                        "value": "34000"
                    }, 
                    {
                        "value": "39000"
                    }, 
                    {
                        "value": "2500"
                    }, 
                    {
                        "value": "6000"
                    }, 
                    {
                        "value": "2400"
                    }, 
                    {
                        "value": "4000"
                    }, 
                    {
                        "value": "1500"
                    }, 
                    {
                        "value": "4900"
                    }, 
                    {
                        "value": "2000"
                    }, 
                    {
                        "value": "5600"
                    }, 
                    {
                        "value": "2000"
                    }, 
                    {
                        "value": "9000"
                    }, 
                    {
                        "value": "36000"
                    }, 
                    {
                        "value": "1900"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$\\mu$g/g", 
                        "scalars": [
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "700"
                            }
                        ], 
                        "name": "Amount of Vanadium"
                    }, 
                    {
                        "units": "$\\mu$Pa", 
                        "scalars": [
                            {
                                "value": "(Ar)"
                            }, 
                            {
                                "value": "(Ar)"
                            }, 
                            {
                                "value": "(Ar)"
                            }, 
                            {
                                "value": "(Ar)"
                            }, 
                            {
                                "value": "(Ar)"
                            }, 
                            {
                                "value": "(Ar)"
                            }, 
                            {
                                "value": "(Ar)"
                            }, 
                            {
                                "value": "(Ar)"
                            }, 
                            {
                                "value": "(Ar)"
                            }, 
                            {
                                "value": "(Ar)"
                            }, 
                            {
                                "value": "(Ar)"
                            }, 
                            {
                                "value": "(Ar)"
                            }, 
                            {
                                "value": "(Ar)"
                            }, 
                            {
                                "value": "(Ar)"
                            }, 
                            {
                                "value": "(Ar)"
                            }, 
                            {
                                "value": "(Ar)"
                            }, 
                            {
                                "value": "(Ar)"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "5000"
                            }, 
                            {
                                "value": "700"
                            }
                        ], 
                        "name": "O2 Partial Pressure"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1871"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1823"
                            }, 
                            {
                                "value": "1772"
                            }, 
                            {
                                "value": "1871"
                            }, 
                            {
                                "value": "1822"
                            }, 
                            {
                                "value": "1822"
                            }, 
                            {
                                "value": "1822"
                            }, 
                            {
                                "value": "1822"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1870"
                            }, 
                            {
                                "value": "1822"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1726"
                            }, 
                            {
                                "value": "1726"
                            }, 
                            {
                                "value": "1717"
                            }, 
                            {
                                "value": "1717"
                            }, 
                            {
                                "value": "1717"
                            }, 
                            {
                                "value": "1721"
                            }, 
                            {
                                "value": "1721"
                            }, 
                            {
                                "value": "1721"
                            }, 
                            {
                                "value": "1721"
                            }, 
                            {
                                "value": "1721"
                            }, 
                            {
                                "value": "1774"
                            }, 
                            {
                                "value": "1823"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "1774"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Pressure Depedence of the Elastic Constants of Single-Crystalline Magnesium Oxide, Z.P. Chang and G.R. Barsch, Journal of Geophysical Research, Vol. 74 12, pp. 3291-3294 (1969), published by American Geophysical Union."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "159.7"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "uncertainty": "0.08", 
                                "value": "4.29"
                            }
                        ], 
                        "name": "dB/dP"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Pressure Depedence of the Elastic Constants of Single-Crystalline Magnesium Oxide, Z.P. Chang and G.R. Barsch, Journal of Geophysical Research, Vol. 74 12, pp. 3291-3294 (1969), published by American Geophysical Union."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.579"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Pressure Depedence of the Elastic Constants of Single-Crystalline Magnesium Oxide, Z.P. Chang and G.R. Barsch, Journal of Geophysical Research, Vol. 74 12, pp. 3291-3294 (1969), published by American Geophysical Union."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "uncertainty": "0.10", 
                                "value": "9.18"
                            }, 
                            {
                                "uncertainty": "0.09", 
                                "value": "1.84"
                            }, 
                            {
                                "uncertainty": "0.06", 
                                "value": "1.12"
                            }, 
                            {
                                "uncertainty": "0.10", 
                                "value": "9.18"
                            }, 
                            {
                                "uncertainty": "0.09", 
                                "value": "1.84"
                            }, 
                            {
                                "uncertainty": "0.06", 
                                "value": "1.12"
                            }
                        ], 
                        "name": "dC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "matrices": [
                    [
                        [
                            {
                                "value": "294.04"
                            }, 
                            {
                                "value": "92.48"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "92.48"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "155.81"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ]
                    ]
                ], 
                "name": "Elasticity Tensor"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Temperature on Toughness Curves in Alumina, H.H.K. Xu, C.P. Ostertag, and R.F. Krause, Jr., Journal of the American Ceramic Society, Vol. 78 1, pp. 260-262 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "360"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "260"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "230"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "140"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "49"
                            }, 
                            {
                                "value": "99"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "270"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "310"
                            }, 
                            {
                                "value": "86"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "96"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "310"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "320"
                            }
                        ], 
                        "name": "Indentation Crack Length"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Temperature on Toughness Curves in Alumina, H.H.K. Xu, C.P. Ostertag, and R.F. Krause, Jr., Journal of the American Ceramic Society, Vol. 78 1, pp. 260-262 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.52"
                    }, 
                    {
                        "value": "3.00"
                    }, 
                    {
                        "value": "3.15"
                    }, 
                    {
                        "value": "3.10"
                    }, 
                    {
                        "value": "3.33"
                    }, 
                    {
                        "value": "3.53"
                    }, 
                    {
                        "value": "3.76"
                    }, 
                    {
                        "value": "3.80"
                    }, 
                    {
                        "value": "2.28"
                    }, 
                    {
                        "value": "2.79"
                    }, 
                    {
                        "value": "3.09"
                    }, 
                    {
                        "value": "2.16"
                    }, 
                    {
                        "value": "2.70"
                    }, 
                    {
                        "value": "2.89"
                    }, 
                    {
                        "value": "2.16"
                    }, 
                    {
                        "value": "2.27"
                    }, 
                    {
                        "value": "2.78"
                    }, 
                    {
                        "value": "1.96"
                    }, 
                    {
                        "value": "2.15"
                    }, 
                    {
                        "value": "2.50"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m$^{1/2}$", 
                        "scalars": [
                            {
                                "value": "7.0"
                            }, 
                            {
                                "value": "9.9"
                            }, 
                            {
                                "value": "11.1"
                            }, 
                            {
                                "value": "13.5"
                            }, 
                            {
                                "value": "16.4"
                            }, 
                            {
                                "value": "17.4"
                            }, 
                            {
                                "value": "18.8"
                            }, 
                            {
                                "value": "21.1"
                            }, 
                            {
                                "value": "9.1"
                            }, 
                            {
                                "value": "13.1"
                            }, 
                            {
                                "value": "17.6"
                            }, 
                            {
                                "value": "9.1"
                            }, 
                            {
                                "value": "14.2"
                            }, 
                            {
                                "value": "17.9"
                            }, 
                            {
                                "value": "9.7"
                            }, 
                            {
                                "value": "12.2"
                            }, 
                            {
                                "value": "17.5"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "12.6"
                            }, 
                            {
                                "value": "17.7"
                            }
                        ], 
                        "name": "Square Root of Crack Length"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Kyocera"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SN-251"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "29", 
                        "value": "717"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Kyocera"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SN-251"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.4", 
                        "value": "7.9"
                    }, 
                    {
                        "uncertainty": "0.7", 
                        "value": "7.1"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "6.9"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "6.0"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "10.4"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "7.4"
                    }, 
                    {
                        "uncertainty": "0.4", 
                        "value": "6.1"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1371"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1371"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "CN"
                            }, 
                            {
                                "value": "SEPB"
                            }, 
                            {
                                "value": "SEPB"
                            }
                        ], 
                        "name": "Test Type"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Grain Size Dependence of Hardness in Dense Submicrometer Alumina, A. Krell and P. Blank, Journal of the American Ceramic Society, Vol. 78 4, pp. 1118-1120 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "32", 
                        "value": "653"
                    }, 
                    {
                        "uncertainty": "64", 
                        "value": "582"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "uniaxial"
                            }, 
                            {
                                "value": "cold isostatic"
                            }
                        ], 
                        "name": "Green State Pressing Type"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Grain Size Dependence of Hardness in Dense Submicrometer Alumina, A. Krell and P. Blank, Journal of the American Ceramic Society, Vol. 78 4, pp. 1118-1120 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "22.3"
                    }, 
                    {
                        "value": "22.1"
                    }, 
                    {
                        "value": "20.6"
                    }, 
                    {
                        "value": "17.3"
                    }, 
                    {
                        "value": "16.6"
                    }, 
                    {
                        "value": "17.8"
                    }, 
                    {
                        "value": "16.5"
                    }, 
                    {
                        "value": "14.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.40"
                            }, 
                            {
                                "value": "0.65"
                            }, 
                            {
                                "value": "0.98"
                            }, 
                            {
                                "value": "1.3"
                            }, 
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "3.8"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Crack Propagation and Deformation Behavior of Al2O3-24 vol.% ZrO2 Composite Studied by Transmission Electron Microcopy, B.T. Lee and K. Hiraga, Journal of Materials Research, Vol. 9 5, pp. 1199-1207 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "ZrO2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "76"
                            }, 
                            {
                                "value": "24"
                            }
                        ], 
                        "name": "Volume Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Crack Propagation and Deformation Behavior of Al2O3-24 vol.% ZrO2 Composite Studied by Transmission Electron Microcopy, B.T. Lee and K. Hiraga, Journal of Materials Research, Vol. 9 5, pp. 1199-1207 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.3"
                    }, 
                    {
                        "value": "0.5"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "ZrO2"
                            }, 
                            {
                                "value": "Al2O3"
                            }
                        ], 
                        "name": "Constituent"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Crack Propagation and Deformation Behavior of Al2O3-24 vol.% ZrO2 Composite Studied by Transmission Electron Microcopy, B.T. Lee and K. Hiraga, Journal of Materials Research, Vol. 9 5, pp. 1199-1207 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:ZrO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1", 
                        "value": "18"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "15"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "13"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "11"
                    }, 
                    {
                        "uncertainty": "0.7", 
                        "value": "10"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "8.9"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "8.2"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "7.0"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "5.4"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "2.8"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3.yCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Y-TZP"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "1164"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Heat Treatment"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3.yCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Y-TZP"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "1220"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Heat Treatment"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3.yCeO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Y-TZP"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "909"
                    }, 
                    {
                        "uncertainty": "8", 
                        "value": "1600"
                    }, 
                    {
                        "uncertainty": "10", 
                        "value": "1347"
                    }, 
                    {
                        "uncertainty": "12", 
                        "value": "800"
                    }, 
                    {
                        "uncertainty": "24", 
                        "value": "576"
                    }, 
                    {
                        "uncertainty": "22", 
                        "value": "944"
                    }, 
                    {
                        "uncertainty": "14", 
                        "value": "958"
                    }, 
                    {
                        "uncertainty": "17", 
                        "value": "653"
                    }, 
                    {
                        "uncertainty": "22", 
                        "value": "465"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "700"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "HIP"
                            }, 
                            {
                                "value": "HIP"
                            }, 
                            {
                                "value": "HIP"
                            }, 
                            {
                                "value": "HIP"
                            }, 
                            {
                                "value": "SINTERED"
                            }, 
                            {
                                "value": "SINTERED"
                            }, 
                            {
                                "value": "SINTERED"
                            }, 
                            {
                                "value": "SINTERED"
                            }
                        ], 
                        "name": "Heat Treatment"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "D"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
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        ], 
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            {
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                "name": "Commercial Name"
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                    {
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        ]
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
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                            {
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                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
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        ], 
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                "citation": "Effect of Addition of Niobium Oxide on the Thermal Conductivity of Alumina, W.N. Santos, P.I. Filho, and R. Taylor, Journal of the European Ceramic Society, Vol. 18, pp. 807-811 (1998), published by Elsevier Science Ltd.."
            }
        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                            {
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                            {
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                            {
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                    }, 
                    {
                        "units": "%", 
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                            {
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                            {
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                        "name": "Mole Fraction of Nb2O5"
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                ], 
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            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Addition of Niobium Oxide on the Thermal Conductivity of Alumina, W.N. Santos, P.I. Filho, and R. Taylor, Journal of the European Ceramic Society, Vol. 18, pp. 807-811 (1998), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xNb2O5", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "14.0"
                    }, 
                    {
                        "value": "12.4"
                    }, 
                    {
                        "value": "10.6"
                    }, 
                    {
                        "value": "9.5"
                    }, 
                    {
                        "value": "8.6"
                    }, 
                    {
                        "value": "7.9"
                    }, 
                    {
                        "value": "7.4"
                    }, 
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "6.3"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "13.8"
                    }, 
                    {
                        "value": "12.3"
                    }, 
                    {
                        "value": "10.3"
                    }, 
                    {
                        "value": "9.0"
                    }, 
                    {
                        "value": "7.5"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "12.9"
                    }, 
                    {
                        "value": "11.8"
                    }, 
                    {
                        "value": "10.4"
                    }, 
                    {
                        "value": "9.1"
                    }, 
                    {
                        "value": "8.2"
                    }, 
                    {
                        "value": "7.5"
                    }, 
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "12.2"
                    }, 
                    {
                        "value": "11.2"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "8.1"
                    }, 
                    {
                        "value": "7.3"
                    }, 
                    {
                        "value": "6.6"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "12.2"
                    }, 
                    {
                        "value": "11.7"
                    }, 
                    {
                        "value": "10.4"
                    }, 
                    {
                        "value": "9.1"
                    }, 
                    {
                        "value": "8.3"
                    }, 
                    {
                        "value": "7.5"
                    }, 
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "5.7"
                    }, 
                    {
                        "value": "12.2"
                    }, 
                    {
                        "value": "9.9"
                    }, 
                    {
                        "value": "7.7"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "6.8"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "14.5"
                    }, 
                    {
                        "value": "13.5"
                    }, 
                    {
                        "value": "11.9"
                    }, 
                    {
                        "value": "10.7"
                    }, 
                    {
                        "value": "9.8"
                    }, 
                    {
                        "value": "9.1"
                    }, 
                    {
                        "value": "8.4"
                    }, 
                    {
                        "value": "8.1"
                    }, 
                    {
                        "value": "7.5"
                    }, 
                    {
                        "value": "7.2"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "9.9"
                    }, 
                    {
                        "value": "9.5"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "7.3"
                    }, 
                    {
                        "value": "6.6"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "12.8"
                    }, 
                    {
                        "value": "11.9"
                    }, 
                    {
                        "value": "9.8"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "8.0"
                    }, 
                    {
                        "value": "7.3"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "5.9"
                    }, 
                    {
                        "value": "5.7"
                    }, 
                    {
                        "value": "14.5"
                    }, 
                    {
                        "value": "12.9"
                    }, 
                    {
                        "value": "11.5"
                    }, 
                    {
                        "value": "10.1"
                    }, 
                    {
                        "value": "9.2"
                    }, 
                    {
                        "value": "8.6"
                    }, 
                    {
                        "value": "7.7"
                    }, 
                    {
                        "value": "7.1"
                    }, 
                    {
                        "value": "6.7"
                    }, 
                    {
                        "value": "6.3"
                    }, 
                    {
                        "value": "13.3"
                    }, 
                    {
                        "value": "12.9"
                    }, 
                    {
                        "value": "11.6"
                    }, 
                    {
                        "value": "10.2"
                    }, 
                    {
                        "value": "9.2"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "7.7"
                    }, 
                    {
                        "value": "7.1"
                    }, 
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "6.3"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }
                        ], 
                        "name": "Mole Fraction of Nb2O5"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "381"
                            }, 
                            {
                                "value": "467"
                            }, 
                            {
                                "value": "574"
                            }, 
                            {
                                "value": "673"
                            }, 
                            {
                                "value": "776"
                            }, 
                            {
                                "value": "883"
                            }, 
                            {
                                "value": "991"
                            }, 
                            {
                                "value": "1085"
                            }, 
                            {
                                "value": "1180"
                            }, 
                            {
                                "value": "1270"
                            }, 
                            {
                                "value": "377"
                            }, 
                            {
                                "value": "467"
                            }, 
                            {
                                "value": "570"
                            }, 
                            {
                                "value": "672"
                            }, 
                            {
                                "value": "879"
                            }, 
                            {
                                "value": "1085"
                            }, 
                            {
                                "value": "1266"
                            }, 
                            {
                                "value": "381"
                            }, 
                            {
                                "value": "471"
                            }, 
                            {
                                "value": "578"
                            }, 
                            {
                                "value": "677"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "887"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "1085"
                            }, 
                            {
                                "value": "1175"
                            }, 
                            {
                                "value": "1266"
                            }, 
                            {
                                "value": "376"
                            }, 
                            {
                                "value": "471"
                            }, 
                            {
                                "value": "672"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "883"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "1085"
                            }, 
                            {
                                "value": "1175"
                            }, 
                            {
                                "value": "1266"
                            }, 
                            {
                                "value": "381"
                            }, 
                            {
                                "value": "467"
                            }, 
                            {
                                "value": "574"
                            }, 
                            {
                                "value": "672"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "883"
                            }, 
                            {
                                "value": "986"
                            }, 
                            {
                                "value": "1089"
                            }, 
                            {
                                "value": "1180"
                            }, 
                            {
                                "value": "1270"
                            }, 
                            {
                                "value": "381"
                            }, 
                            {
                                "value": "574"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "883"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "1085"
                            }, 
                            {
                                "value": "1175"
                            }, 
                            {
                                "value": "1266"
                            }, 
                            {
                                "value": "382"
                            }, 
                            {
                                "value": "472"
                            }, 
                            {
                                "value": "576"
                            }, 
                            {
                                "value": "680"
                            }, 
                            {
                                "value": "779"
                            }, 
                            {
                                "value": "878"
                            }, 
                            {
                                "value": "989"
                            }, 
                            {
                                "value": "1079"
                            }, 
                            {
                                "value": "1170"
                            }, 
                            {
                                "value": "1272"
                            }, 
                            {
                                "value": "378"
                            }, 
                            {
                                "value": "477"
                            }, 
                            {
                                "value": "575"
                            }, 
                            {
                                "value": "682"
                            }, 
                            {
                                "value": "777"
                            }, 
                            {
                                "value": "879"
                            }, 
                            {
                                "value": "986"
                            }, 
                            {
                                "value": "1080"
                            }, 
                            {
                                "value": "1169"
                            }, 
                            {
                                "value": "1272"
                            }, 
                            {
                                "value": "381"
                            }, 
                            {
                                "value": "471"
                            }, 
                            {
                                "value": "575"
                            }, 
                            {
                                "value": "682"
                            }, 
                            {
                                "value": "781"
                            }, 
                            {
                                "value": "879"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "1080"
                            }, 
                            {
                                "value": "1174"
                            }, 
                            {
                                "value": "1272"
                            }, 
                            {
                                "value": "381"
                            }, 
                            {
                                "value": "471"
                            }, 
                            {
                                "value": "575"
                            }, 
                            {
                                "value": "683"
                            }, 
                            {
                                "value": "777"
                            }, 
                            {
                                "value": "880"
                            }, 
                            {
                                "value": "987"
                            }, 
                            {
                                "value": "1077"
                            }, 
                            {
                                "value": "1172"
                            }, 
                            {
                                "value": "1274"
                            }, 
                            {
                                "value": "379"
                            }, 
                            {
                                "value": "474"
                            }, 
                            {
                                "value": "574"
                            }, 
                            {
                                "value": "682"
                            }, 
                            {
                                "value": "776"
                            }, 
                            {
                                "value": "875"
                            }, 
                            {
                                "value": "991"
                            }, 
                            {
                                "value": "1085"
                            }, 
                            {
                                "value": "1175"
                            }, 
                            {
                                "value": "1274"
                            }, 
                            {
                                "value": "377"
                            }, 
                            {
                                "value": "473"
                            }, 
                            {
                                "value": "572"
                            }, 
                            {
                                "value": "676"
                            }, 
                            {
                                "value": "779"
                            }, 
                            {
                                "value": "878"
                            }, 
                            {
                                "value": "986"
                            }, 
                            {
                                "value": "1085"
                            }, 
                            {
                                "value": "1175"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "378"
                            }, 
                            {
                                "value": "473"
                            }, 
                            {
                                "value": "572"
                            }, 
                            {
                                "value": "680"
                            }, 
                            {
                                "value": "779"
                            }, 
                            {
                                "value": "878"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "1080"
                            }, 
                            {
                                "value": "1174"
                            }, 
                            {
                                "value": "1277"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Addition of Niobium Oxide on the Thermal Conductivity of Alumina, W.N. Santos, P.I. Filho, and R. Taylor, Journal of the European Ceramic Society, Vol. 18, pp. 807-811 (1998), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xNb2O5", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.043"
                    }, 
                    {
                        "value": "0.035"
                    }, 
                    {
                        "value": "0.023"
                    }, 
                    {
                        "value": "0.020"
                    }, 
                    {
                        "value": "0.018"
                    }, 
                    {
                        "value": "0.016"
                    }, 
                    {
                        "value": "0.015"
                    }, 
                    {
                        "value": "0.014"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.043"
                    }, 
                    {
                        "value": "0.034"
                    }, 
                    {
                        "value": "0.026"
                    }, 
                    {
                        "value": "0.022"
                    }, 
                    {
                        "value": "0.020"
                    }, 
                    {
                        "value": "0.017"
                    }, 
                    {
                        "value": "0.016"
                    }, 
                    {
                        "value": "0.014"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.012"
                    }, 
                    {
                        "value": "0.040"
                    }, 
                    {
                        "value": "0.032"
                    }, 
                    {
                        "value": "0.027"
                    }, 
                    {
                        "value": "0.022"
                    }, 
                    {
                        "value": "0.020"
                    }, 
                    {
                        "value": "0.017"
                    }, 
                    {
                        "value": "0.016"
                    }, 
                    {
                        "value": "0.014"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.012"
                    }, 
                    {
                        "value": "0.038"
                    }, 
                    {
                        "value": "0.031"
                    }, 
                    {
                        "value": "0.021"
                    }, 
                    {
                        "value": "0.019"
                    }, 
                    {
                        "value": "0.016"
                    }, 
                    {
                        "value": "0.015"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.014"
                    }, 
                    {
                        "value": "0.012"
                    }, 
                    {
                        "value": "0.038"
                    }, 
                    {
                        "value": "0.034"
                    }, 
                    {
                        "value": "0.032"
                    }, 
                    {
                        "value": "0.026"
                    }, 
                    {
                        "value": "0.022"
                    }, 
                    {
                        "value": "0.020"
                    }, 
                    {
                        "value": "0.017"
                    }, 
                    {
                        "value": "0.015"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.038"
                    }, 
                    {
                        "value": "0.023"
                    }, 
                    {
                        "value": "0.019"
                    }, 
                    {
                        "value": "0.018"
                    }, 
                    {
                        "value": "0.016"
                    }, 
                    {
                        "value": "0.014"
                    }, 
                    {
                        "value": "0.012"
                    }, 
                    {
                        "value": "0.011"
                    }, 
                    {
                        "value": "0.010"
                    }, 
                    {
                        "value": "0.008"
                    }, 
                    {
                        "value": "0.007"
                    }, 
                    {
                        "value": "0.006"
                    }, 
                    {
                        "value": "0.007"
                    }, 
                    {
                        "value": "0.007"
                    }, 
                    {
                        "value": "0.007"
                    }, 
                    {
                        "value": "0.006"
                    }, 
                    {
                        "value": "0.007"
                    }, 
                    {
                        "value": "0.015"
                    }, 
                    {
                        "value": "0.014"
                    }, 
                    {
                        "value": "0.009"
                    }, 
                    {
                        "value": "0.008"
                    }, 
                    {
                        "value": "0.007"
                    }, 
                    {
                        "value": "0.007"
                    }, 
                    {
                        "value": "0.007"
                    }, 
                    {
                        "value": "0.007"
                    }, 
                    {
                        "value": "0.007"
                    }, 
                    {
                        "value": "0.007"
                    }, 
                    {
                        "value": "0.029"
                    }, 
                    {
                        "value": "0.025"
                    }, 
                    {
                        "value": "0.021"
                    }, 
                    {
                        "value": "0.018"
                    }, 
                    {
                        "value": "0.015"
                    }, 
                    {
                        "value": "0.014"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.012"
                    }, 
                    {
                        "value": "0.011"
                    }, 
                    {
                        "value": "0.010"
                    }, 
                    {
                        "value": "0.037"
                    }, 
                    {
                        "value": "0.032"
                    }, 
                    {
                        "value": "0.024"
                    }, 
                    {
                        "value": "0.020"
                    }, 
                    {
                        "value": "0.019"
                    }, 
                    {
                        "value": "0.016"
                    }, 
                    {
                        "value": "0.015"
                    }, 
                    {
                        "value": "0.014"
                    }, 
                    {
                        "value": "0.013"
                    }, 
                    {
                        "value": "0.012"
                    }, 
                    {
                        "value": "0.043"
                    }, 
                    {
                        "value": "0.030"
                    }, 
                    {
                        "value": "0.022"
                    }, 
                    {
                        "value": "0.022"
                    }, 
                    {
                        "value": "0.019"
                    }, 
                    {
                        "value": "0.017"
                    }, 
                    {
                        "value": "0.015"
                    }, 
                    {
                        "value": "0.015"
                    }, 
                    {
                        "value": "0.014"
                    }, 
                    {
                        "value": "0.039"
                    }, 
                    {
                        "value": "0.035"
                    }, 
                    {
                        "value": "0.029"
                    }, 
                    {
                        "value": "0.024"
                    }, 
                    {
                        "value": "0.021"
                    }, 
                    {
                        "value": "0.019"
                    }, 
                    {
                        "value": "0.015"
                    }, 
                    {
                        "value": "0.013"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
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                                "value": "1673"
                            }, 
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                                "value": "1673"
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                                "value": "1673"
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                                "value": "1673"
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                                "value": "1673"
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                                "value": "1673"
                            }, 
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                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
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                                "value": "1673"
                            }, 
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                                "value": "1673"
                            }, 
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                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
                            }, 
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                                "value": "1673"
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                            }, 
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                                "value": "1673"
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                                "value": "1673"
                            }, 
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                                "value": "1673"
                            }, 
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                                "value": "1673"
                            }, 
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                                "value": "1673"
                            }, 
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                                "value": "1673"
                            }, 
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                                "value": "1673"
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                                "value": "1673"
                            }, 
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                                "value": "1673"
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                                "value": "1723"
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                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }
                        ], 
                        "name": "Mole Fraction of Nb2O5"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "468"
                            }, 
                            {
                                "value": "686"
                            }, 
                            {
                                "value": "778"
                            }, 
                            {
                                "value": "890"
                            }, 
                            {
                                "value": "994"
                            }, 
                            {
                                "value": "1085"
                            }, 
                            {
                                "value": "1180"
                            }, 
                            {
                                "value": "1275"
                            }, 
                            {
                                "value": "379"
                            }, 
                            {
                                "value": "472"
                            }, 
                            {
                                "value": "569"
                            }, 
                            {
                                "value": "682"
                            }, 
                            {
                                "value": "782"
                            }, 
                            {
                                "value": "890"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "1085"
                            }, 
                            {
                                "value": "1180"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "376"
                            }, 
                            {
                                "value": "468"
                            }, 
                            {
                                "value": "573"
                            }, 
                            {
                                "value": "682"
                            }, 
                            {
                                "value": "778"
                            }, 
                            {
                                "value": "890"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "1085"
                            }, 
                            {
                                "value": "1180"
                            }, 
                            {
                                "value": "1275"
                            }, 
                            {
                                "value": "372"
                            }, 
                            {
                                "value": "469"
                            }, 
                            {
                                "value": "682"
                            }, 
                            {
                                "value": "778"
                            }, 
                            {
                                "value": "886"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "1081"
                            }, 
                            {
                                "value": "1180"
                            }, 
                            {
                                "value": "1275"
                            }, 
                            {
                                "value": "381"
                            }, 
                            {
                                "value": "468"
                            }, 
                            {
                                "value": "468"
                            }, 
                            {
                                "value": "569"
                            }, 
                            {
                                "value": "682"
                            }, 
                            {
                                "value": "782"
                            }, 
                            {
                                "value": "886"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "1180"
                            }, 
                            {
                                "value": "1275"
                            }, 
                            {
                                "value": "381"
                            }, 
                            {
                                "value": "682"
                            }, 
                            {
                                "value": "778"
                            }, 
                            {
                                "value": "890"
                            }, 
                            {
                                "value": "990"
                            }, 
                            {
                                "value": "1089"
                            }, 
                            {
                                "value": "1275"
                            }, 
                            {
                                "value": "374"
                            }, 
                            {
                                "value": "469"
                            }, 
                            {
                                "value": "577"
                            }, 
                            {
                                "value": "680"
                            }, 
                            {
                                "value": "775"
                            }, 
                            {
                                "value": "882"
                            }, 
                            {
                                "value": "981"
                            }, 
                            {
                                "value": "1079"
                            }, 
                            {
                                "value": "1170"
                            }, 
                            {
                                "value": "1277"
                            }, 
                            {
                                "value": "378"
                            }, 
                            {
                                "value": "468"
                            }, 
                            {
                                "value": "577"
                            }, 
                            {
                                "value": "680"
                            }, 
                            {
                                "value": "775"
                            }, 
                            {
                                "value": "878"
                            }, 
                            {
                                "value": "985"
                            }, 
                            {
                                "value": "1079"
                            }, 
                            {
                                "value": "1174"
                            }, 
                            {
                                "value": "1277"
                            }, 
                            {
                                "value": "374"
                            }, 
                            {
                                "value": "465"
                            }, 
                            {
                                "value": "578"
                            }, 
                            {
                                "value": "677"
                            }, 
                            {
                                "value": "777"
                            }, 
                            {
                                "value": "880"
                            }, 
                            {
                                "value": "983"
                            }, 
                            {
                                "value": "1087"
                            }, 
                            {
                                "value": "1173"
                            }, 
                            {
                                "value": "1272"
                            }, 
                            {
                                "value": "376"
                            }, 
                            {
                                "value": "468"
                            }, 
                            {
                                "value": "573"
                            }, 
                            {
                                "value": "681"
                            }, 
                            {
                                "value": "776"
                            }, 
                            {
                                "value": "875"
                            }, 
                            {
                                "value": "987"
                            }, 
                            {
                                "value": "1086"
                            }, 
                            {
                                "value": "1172"
                            }, 
                            {
                                "value": "1271"
                            }, 
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "571"
                            }, 
                            {
                                "value": "681"
                            }, 
                            {
                                "value": "779"
                            }, 
                            {
                                "value": "879"
                            }, 
                            {
                                "value": "987"
                            }, 
                            {
                                "value": "1086"
                            }, 
                            {
                                "value": "1172"
                            }, 
                            {
                                "value": "1275"
                            }, 
                            {
                                "value": "372"
                            }, 
                            {
                                "value": "463"
                            }, 
                            {
                                "value": "576"
                            }, 
                            {
                                "value": "680"
                            }, 
                            {
                                "value": "775"
                            }, 
                            {
                                "value": "874"
                            }, 
                            {
                                "value": "1086"
                            }, 
                            {
                                "value": "1275"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Porosity Dependence of Wear and Other Mechanical Properties of Fine-Grain Al2O3 and B4C, C.C. Wu and R.W. Rice, Ceramic Engineering and Science Proceedings, Vol. 6, pp. 977-993 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "342"
                    }, 
                    {
                        "value": "322"
                    }, 
                    {
                        "value": "212"
                    }, 
                    {
                        "value": "155"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.032"
                            }, 
                            {
                                "value": "0.077"
                            }, 
                            {
                                "value": "0.259"
                            }, 
                            {
                                "value": "0.354"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Porosity Dependence of Wear and Other Mechanical Properties of Fine-Grain Al2O3 and B4C, C.C. Wu and R.W. Rice, Ceramic Engineering and Science Proceedings, Vol. 6, pp. 977-993 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "17.4"
                    }, 
                    {
                        "value": "13.7"
                    }, 
                    {
                        "value": "16.1"
                    }, 
                    {
                        "value": "15.9"
                    }, 
                    {
                        "value": "18.8"
                    }, 
                    {
                        "value": "13.5"
                    }, 
                    {
                        "value": "10.6"
                    }, 
                    {
                        "value": "12.5"
                    }, 
                    {
                        "value": "9.09"
                    }, 
                    {
                        "value": "6.49"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.034"
                            }, 
                            {
                                "value": "0.077"
                            }, 
                            {
                                "value": "0.091"
                            }, 
                            {
                                "value": "0.119"
                            }, 
                            {
                                "value": "0.257"
                            }, 
                            {
                                "value": "0.258"
                            }, 
                            {
                                "value": "0.260"
                            }, 
                            {
                                "value": "0.354"
                            }, 
                            {
                                "value": "0.355"
                            }, 
                            {
                                "value": "0.356"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Porosity Dependence of Wear and Other Mechanical Properties of Fine-Grain Al2O3 and B4C, C.C. Wu and R.W. Rice, Ceramic Engineering and Science Proceedings, Vol. 6, pp. 977-993 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.44"
                    }, 
                    {
                        "value": "2.94"
                    }, 
                    {
                        "value": "3.09"
                    }, 
                    {
                        "value": "3.00"
                    }, 
                    {
                        "value": "2.80"
                    }, 
                    {
                        "value": "2.35"
                    }, 
                    {
                        "value": "1.95"
                    }, 
                    {
                        "value": "1.64"
                    }, 
                    {
                        "value": "1.42"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.033"
                            }, 
                            {
                                "value": "0.078"
                            }, 
                            {
                                "value": "0.092"
                            }, 
                            {
                                "value": "0.116"
                            }, 
                            {
                                "value": "0.258"
                            }, 
                            {
                                "value": "0.259"
                            }, 
                            {
                                "value": "0.355"
                            }, 
                            {
                                "value": "0.356"
                            }, 
                            {
                                "value": "0.358"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Porosity Dependence of Wear and Other Mechanical Properties of Fine-Grain Al2O3 and B4C, C.C. Wu and R.W. Rice, Ceramic Engineering and Science Proceedings, Vol. 6, pp. 977-993 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "15.5"
                    }, 
                    {
                        "value": "15.4"
                    }, 
                    {
                        "value": "12.8"
                    }, 
                    {
                        "value": "6.17"
                    }, 
                    {
                        "value": "5.72"
                    }, 
                    {
                        "value": "3.11"
                    }, 
                    {
                        "value": "2.71"
                    }, 
                    {
                        "value": "1.6"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.057"
                            }, 
                            {
                                "value": "0.079"
                            }, 
                            {
                                "value": "0.114"
                            }, 
                            {
                                "value": "0.216"
                            }, 
                            {
                                "value": "0.263"
                            }, 
                            {
                                "value": "0.295"
                            }, 
                            {
                                "value": "0.319"
                            }, 
                            {
                                "value": "0.397"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Porosity Dependence of Wear and Other Mechanical Properties of Fine-Grain Al2O3 and B4C, C.C. Wu and R.W. Rice, Ceramic Engineering and Science Proceedings, Vol. 6, pp. 977-993 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "425"
                    }, 
                    {
                        "value": "354"
                    }, 
                    {
                        "value": "252"
                    }, 
                    {
                        "value": "242"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.021"
                            }, 
                            {
                                "value": "0.061"
                            }, 
                            {
                                "value": "0.084"
                            }, 
                            {
                                "value": "0.145"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Porosity Dependence of Wear and Other Mechanical Properties of Fine-Grain Al2O3 and B4C, C.C. Wu and R.W. Rice, Ceramic Engineering and Science Proceedings, Vol. 6, pp. 977-993 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "393"
                    }, 
                    {
                        "value": "490"
                    }, 
                    {
                        "value": "366"
                    }, 
                    {
                        "value": "314"
                    }, 
                    {
                        "value": "286"
                    }, 
                    {
                        "value": "343"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.006"
                            }, 
                            {
                                "value": "0.014"
                            }, 
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.065"
                            }, 
                            {
                                "value": "0.085"
                            }, 
                            {
                                "value": "0.131"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Porosity Dependence of Wear and Other Mechanical Properties of Fine-Grain Al2O3 and B4C, C.C. Wu and R.W. Rice, Ceramic Engineering and Science Proceedings, Vol. 6, pp. 977-993 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.97"
                    }, 
                    {
                        "value": "3.42"
                    }, 
                    {
                        "value": "3.87"
                    }, 
                    {
                        "value": "2.52"
                    }, 
                    {
                        "value": "2.77"
                    }, 
                    {
                        "value": "2.63"
                    }, 
                    {
                        "value": "3.31"
                    }, 
                    {
                        "value": "3.36"
                    }, 
                    {
                        "value": "3.50"
                    }, 
                    {
                        "value": "2.77"
                    }, 
                    {
                        "value": "3.00"
                    }, 
                    {
                        "value": "2.85"
                    }, 
                    {
                        "value": "2.48"
                    }, 
                    {
                        "value": "2.34"
                    }, 
                    {
                        "value": "2.27"
                    }, 
                    {
                        "value": "2.38"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.004"
                            }, 
                            {
                                "value": "0.004"
                            }, 
                            {
                                "value": "0.013"
                            }, 
                            {
                                "value": "0.013"
                            }, 
                            {
                                "value": "0.014"
                            }, 
                            {
                                "value": "0.015"
                            }, 
                            {
                                "value": "0.019"
                            }, 
                            {
                                "value": "0.033"
                            }, 
                            {
                                "value": "0.036"
                            }, 
                            {
                                "value": "0.035"
                            }, 
                            {
                                "value": "0.062"
                            }, 
                            {
                                "value": "0.065"
                            }, 
                            {
                                "value": "0.085"
                            }, 
                            {
                                "value": "0.131"
                            }, 
                            {
                                "value": "0.145"
                            }, 
                            {
                                "value": "0.145"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Porosity Dependence of Wear and Other Mechanical Properties of Fine-Grain Al2O3 and B4C, C.C. Wu and R.W. Rice, Ceramic Engineering and Science Proceedings, Vol. 6, pp. 977-993 (1985), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "36.8"
                    }, 
                    {
                        "value": "35.6"
                    }, 
                    {
                        "value": "31.4"
                    }, 
                    {
                        "value": "26.4"
                    }, 
                    {
                        "value": "23.6"
                    }, 
                    {
                        "value": "19.5"
                    }, 
                    {
                        "value": "14.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.007"
                            }, 
                            {
                                "value": "0.021"
                            }, 
                            {
                                "value": "0.035"
                            }, 
                            {
                                "value": "0.071"
                            }, 
                            {
                                "value": "0.077"
                            }, 
                            {
                                "value": "0.100"
                            }, 
                            {
                                "value": "0.125"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.32"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.30"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "650"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "827"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.7"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLa2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.8"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "B"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Elasticity and Internal Friction of Polycrystalline Yttrium Oxide, M.O. Marlowe and D.R. Wilder, Journal of the American Ceramic Society, Vol. 48 5, pp. 227-233 (1965), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Yttria"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Y2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Y-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "156.5"
                    }, 
                    {
                        "value": "155.8"
                    }, 
                    {
                        "value": "147.6"
                    }, 
                    {
                        "value": "116.5"
                    }, 
                    {
                        "value": "101.4"
                    }, 
                    {
                        "value": "93.1"
                    }, 
                    {
                        "value": "84.8"
                    }, 
                    {
                        "value": "84.8"
                    }, 
                    {
                        "value": "44.8"
                    }, 
                    {
                        "value": "17.9"
                    }, 
                    {
                        "value": "15.9"
                    }, 
                    {
                        "value": "11.7"
                    }, 
                    {
                        "value": "86.2"
                    }, 
                    {
                        "value": "84.8"
                    }, 
                    {
                        "value": "84.1"
                    }, 
                    {
                        "value": "82.7"
                    }, 
                    {
                        "value": "80.7"
                    }, 
                    {
                        "value": "80.0"
                    }, 
                    {
                        "value": "78.6"
                    }, 
                    {
                        "value": "77.2"
                    }, 
                    {
                        "value": "75.2"
                    }, 
                    {
                        "value": "75.2"
                    }, 
                    {
                        "value": "73.8"
                    }, 
                    {
                        "value": "73.1"
                    }, 
                    {
                        "value": "73.1"
                    }, 
                    {
                        "value": "71.7"
                    }, 
                    {
                        "value": "71.7"
                    }, 
                    {
                        "value": "70.3"
                    }, 
                    {
                        "value": "67.6"
                    }, 
                    {
                        "value": "66.2"
                    }, 
                    {
                        "value": "148.2"
                    }, 
                    {
                        "value": "147.6"
                    }, 
                    {
                        "value": "145.5"
                    }, 
                    {
                        "value": "143.4"
                    }, 
                    {
                        "value": "142.0"
                    }, 
                    {
                        "value": "137.9"
                    }, 
                    {
                        "value": "135.8"
                    }, 
                    {
                        "value": "134.5"
                    }, 
                    {
                        "value": "132.4"
                    }, 
                    {
                        "value": "130.3"
                    }, 
                    {
                        "value": "130.3"
                    }, 
                    {
                        "value": "127.6"
                    }, 
                    {
                        "value": "127.6"
                    }, 
                    {
                        "value": "125.5"
                    }, 
                    {
                        "value": "122.7"
                    }, 
                    {
                        "value": "122.0"
                    }, 
                    {
                        "value": "119.3"
                    }, 
                    {
                        "value": "155.8"
                    }, 
                    {
                        "value": "155.1"
                    }, 
                    {
                        "value": "153.1"
                    }, 
                    {
                        "value": "151.7"
                    }, 
                    {
                        "value": "150.3"
                    }, 
                    {
                        "value": "148.9"
                    }, 
                    {
                        "value": "148.2"
                    }, 
                    {
                        "value": "148.2"
                    }, 
                    {
                        "value": "146.2"
                    }, 
                    {
                        "value": "146.2"
                    }, 
                    {
                        "value": "145.5"
                    }, 
                    {
                        "value": "144.1"
                    }, 
                    {
                        "value": "143.4"
                    }, 
                    {
                        "value": "142.7"
                    }, 
                    {
                        "value": "141.3"
                    }, 
                    {
                        "value": "140.7"
                    }, 
                    {
                        "value": "139.3"
                    }, 
                    {
                        "value": "138.6"
                    }, 
                    {
                        "value": "136.5"
                    }, 
                    {
                        "value": "135.1"
                    }, 
                    {
                        "value": "135.8"
                    }, 
                    {
                        "value": "133.8"
                    }, 
                    {
                        "value": "133.1"
                    }, 
                    {
                        "value": "133.1"
                    }, 
                    {
                        "value": "133.1"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "4.8"
                            }, 
                            {
                                "value": "5.4"
                            }, 
                            {
                                "value": "5.9"
                            }, 
                            {
                                "value": "14.7"
                            }, 
                            {
                                "value": "20.5"
                            }, 
                            {
                                "value": "20.3"
                            }, 
                            {
                                "value": "21.6"
                            }, 
                            {
                                "value": "21.8"
                            }, 
                            {
                                "value": "30.6"
                            }, 
                            {
                                "value": "35.7"
                            }, 
                            {
                                "value": "36.5"
                            }, 
                            {
                                "value": "36.8"
                            }, 
                            {
                                "value": "21.24"
                            }, 
                            {
                                "value": "21.24"
                            }, 
                            {
                                "value": "21.24"
                            }, 
                            {
                                "value": "21.24"
                            }, 
                            {
                                "value": "21.24"
                            }, 
                            {
                                "value": "21.24"
                            }, 
                            {
                                "value": "21.24"
                            }, 
                            {
                                "value": "21.24"
                            }, 
                            {
                                "value": "21.24"
                            }, 
                            {
                                "value": "21.24"
                            }, 
                            {
                                "value": "21.24"
                            }, 
                            {
                                "value": "21.24"
                            }, 
                            {
                                "value": "21.24"
                            }, 
                            {
                                "value": "21.24"
                            }, 
                            {
                                "value": "21.24"
                            }, 
                            {
                                "value": "21.24"
                            }, 
                            {
                                "value": "21.24"
                            }, 
                            {
                                "value": "21.24"
                            }, 
                            {
                                "value": "5.81"
                            }, 
                            {
                                "value": "5.81"
                            }, 
                            {
                                "value": "5.81"
                            }, 
                            {
                                "value": "5.81"
                            }, 
                            {
                                "value": "5.81"
                            }, 
                            {
                                "value": "5.81"
                            }, 
                            {
                                "value": "5.81"
                            }, 
                            {
                                "value": "5.81"
                            }, 
                            {
                                "value": "5.81"
                            }, 
                            {
                                "value": "5.81"
                            }, 
                            {
                                "value": "5.81"
                            }, 
                            {
                                "value": "5.81"
                            }, 
                            {
                                "value": "5.81"
                            }, 
                            {
                                "value": "5.81"
                            }, 
                            {
                                "value": "5.81"
                            }, 
                            {
                                "value": "5.81"
                            }, 
                            {
                                "value": "5.81"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }, 
                            {
                                "value": "5.05"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "101"
                            }, 
                            {
                                "value": "239"
                            }, 
                            {
                                "value": "396"
                            }, 
                            {
                                "value": "524"
                            }, 
                            {
                                "value": "652"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "918"
                            }, 
                            {
                                "value": "1036"
                            }, 
                            {
                                "value": "1125"
                            }, 
                            {
                                "value": "1203"
                            }, 
                            {
                                "value": "1262"
                            }, 
                            {
                                "value": "1321"
                            }, 
                            {
                                "value": "1390"
                            }, 
                            {
                                "value": "1440"
                            }, 
                            {
                                "value": "1528"
                            }, 
                            {
                                "value": "1636"
                            }, 
                            {
                                "value": "1666"
                            }, 
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "184"
                            }, 
                            {
                                "value": "361"
                            }, 
                            {
                                "value": "509"
                            }, 
                            {
                                "value": "666"
                            }, 
                            {
                                "value": "794"
                            }, 
                            {
                                "value": "892"
                            }, 
                            {
                                "value": "1020"
                            }, 
                            {
                                "value": "1099"
                            }, 
                            {
                                "value": "1197"
                            }, 
                            {
                                "value": "1286"
                            }, 
                            {
                                "value": "1335"
                            }, 
                            {
                                "value": "1424"
                            }, 
                            {
                                "value": "1502"
                            }, 
                            {
                                "value": "1552"
                            }, 
                            {
                                "value": "1620"
                            }, 
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "86"
                            }, 
                            {
                                "value": "214"
                            }, 
                            {
                                "value": "273"
                            }, 
                            {
                                "value": "352"
                            }, 
                            {
                                "value": "381"
                            }, 
                            {
                                "value": "460"
                            }, 
                            {
                                "value": "519"
                            }, 
                            {
                                "value": "598"
                            }, 
                            {
                                "value": "627"
                            }, 
                            {
                                "value": "667"
                            }, 
                            {
                                "value": "706"
                            }, 
                            {
                                "value": "785"
                            }, 
                            {
                                "value": "844"
                            }, 
                            {
                                "value": "893"
                            }, 
                            {
                                "value": "922"
                            }, 
                            {
                                "value": "1011"
                            }, 
                            {
                                "value": "1080"
                            }, 
                            {
                                "value": "1129"
                            }, 
                            {
                                "value": "1188"
                            }, 
                            {
                                "value": "1198"
                            }, 
                            {
                                "value": "1247"
                            }, 
                            {
                                "value": "1286"
                            }, 
                            {
                                "value": "1326"
                            }, 
                            {
                                "value": "1355"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness by the Surface Crack in Flexure (SCF) Method:  Results of the VAMAS Round Robin, G.D. Quinn, R.J. Gettings, and J.J. Kubler, Ceramic Engineering and Science Proceedings, Vol. 15 5, pp. 846-855 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.37", 
                        "value": "4.59"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness by the Surface Crack in Flexure (SCF) Method:  Results of the VAMAS Round Robin, G.D. Quinn, R.J. Gettings, and J.J. Kubler, Ceramic Engineering and Science Proceedings, Vol. 15 5, pp. 846-855 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ESK"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.55", 
                        "value": "4.95"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness by the Surface Crack in Flexure (SCF) Method:  Results of the VAMAS Round Robin, G.D. Quinn, R.J. Gettings, and J.J. Kubler, Ceramic Engineering and Science Proceedings, Vol. 15 5, pp. 846-855 (1994), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.44", 
                        "value": "4.36"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Properties of Ceramics Manufactured on Base ZrO2 Partly Stabilized by Y2O3, T. V. Chusovitina, Yu. S. Toporov, M. G. Tretnikova, Ogneupori (Refractories) 6, pp. 5-7 (1991)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.03"
                    }, 
                    {
                        "value": "6.01"
                    }, 
                    {
                        "value": "6.03"
                    }, 
                    {
                        "value": "5.96"
                    }, 
                    {
                        "value": "5.48"
                    }, 
                    {
                        "value": "5.85"
                    }, 
                    {
                        "value": "5.91"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1623"
                            }, 
                            {
                                "value": "1573"
                            }, 
                            {
                                "value": "1573"
                            }, 
                            {
                                "value": "1573"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Properties of Ceramics Manufactured on Base ZrO2 Partly Stabilized by Y2O3, T. V. Chusovitina, Yu. S. Toporov, M. G. Tretnikova, Ogneupori (Refractories) 6, pp. 5-7 (1991)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "103"
                    }, 
                    {
                        "value": "76"
                    }, 
                    {
                        "value": "60"
                    }, 
                    {
                        "value": "47"
                    }, 
                    {
                        "value": "35"
                    }, 
                    {
                        "value": "111"
                    }, 
                    {
                        "value": "102"
                    }, 
                    {
                        "value": "74"
                    }, 
                    {
                        "value": "50"
                    }, 
                    {
                        "value": "23"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "98"
                    }, 
                    {
                        "value": "76"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "98"
                    }, 
                    {
                        "value": "75"
                    }, 
                    {
                        "value": "106"
                    }, 
                    {
                        "value": "100"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "980"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "980"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "980"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "380"
                            }
                        ], 
                        "name": "Thermal Resistance"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Number of Thermal Cycles"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Properties of Ceramics Manufactured on Base ZrO2 Partly Stabilized by Y2O3, T. V. Chusovitina, Yu. S. Toporov, M. G. Tretnikova, Ogneupori (Refractories) 6, pp. 5-7 (1991)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.44"
                    }, 
                    {
                        "value": "2.72"
                    }, 
                    {
                        "value": "2.17"
                    }, 
                    {
                        "value": "1.77"
                    }, 
                    {
                        "value": "1.53"
                    }, 
                    {
                        "value": "1.30"
                    }, 
                    {
                        "value": "3.69"
                    }, 
                    {
                        "value": "2.91"
                    }, 
                    {
                        "value": "2.34"
                    }, 
                    {
                        "value": "1.90"
                    }, 
                    {
                        "value": "1.59"
                    }, 
                    {
                        "value": "1.36"
                    }
                ], 
                "units": "Log10{$\\Omega$$\\cdot$cm}", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "873"
                            }, 
                            {
                                "value": "973"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1173"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "873"
                            }, 
                            {
                                "value": "973"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1173"
                            }, 
                            {
                                "value": "1273"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Electrical Resistivity Log"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Properties of Ceramics Manufactured on Base ZrO2 Partly Stabilized by Y2O3, T. V. Chusovitina, Yu. S. Toporov, M. G. Tretnikova, Ogneupori (Refractories) 6, pp. 5-7 (1991)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "380"
                    }, 
                    {
                        "value": "370"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "410"
                    }, 
                    {
                        "value": "400"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1623"
                            }, 
                            {
                                "value": "1573"
                            }, 
                            {
                                "value": "1573"
                            }, 
                            {
                                "value": "1573"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Properties of Ceramics Manufactured on Base ZrO2 Partly Stabilized by Y2O3, T. V. Chusovitina, Yu. S. Toporov, M. G. Tretnikova, Ogneupori (Refractories) 6, pp. 5-7 (1991)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.3"
                    }, 
                    {
                        "value": "0.3"
                    }, 
                    {
                        "value": "0.3"
                    }, 
                    {
                        "value": "0.5"
                    }, 
                    {
                        "value": "7.8"
                    }, 
                    {
                        "value": "0.6"
                    }, 
                    {
                        "value": "0.5"
                    }
                ], 
                "units": "%", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1623"
                            }, 
                            {
                                "value": "1573"
                            }, 
                            {
                                "value": "1573"
                            }, 
                            {
                                "value": "1573"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Porosity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Properties of Ceramics Manufactured on Base ZrO2 Partly Stabilized by Y2O3, T. V. Chusovitina, Yu. S. Toporov, M. G. Tretnikova, Ogneupori (Refractories) 6, pp. 5-7 (1991)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.05"
                    }, 
                    {
                        "value": "6.06"
                    }, 
                    {
                        "value": "6.08"
                    }, 
                    {
                        "value": "6.05"
                    }, 
                    {
                        "value": "5.97"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1623"
                            }, 
                            {
                                "value": "1573"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Slip Casting"
            }
        ], 
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            {
                "citation": "Properties of Ceramics Manufactured on Base ZrO2 Partly Stabilized by Y2O3, T. V. Chusovitina, Yu. S. Toporov, M. G. Tretnikova, Ogneupori (Refractories) 6, pp. 5-7 (1991)."
            }
        ], 
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            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
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            {
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                    {
                        "value": "338"
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                    {
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                    }, 
                    {
                        "value": "338"
                    }, 
                    {
                        "value": "338"
                    }, 
                    {
                        "value": "338"
                    }, 
                    {
                        "value": "325"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "237"
                    }, 
                    {
                        "value": "125"
                    }, 
                    {
                        "value": "88"
                    }, 
                    {
                        "value": "338"
                    }, 
                    {
                        "value": "325"
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                    {
                        "value": "288"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "100"
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                    }, 
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                        "value": "325"
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                        "value": "282"
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                    }, 
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                    }, 
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                        "value": "338"
                    }, 
                    {
                        "value": "325"
                    }, 
                    {
                        "value": "280"
                    }, 
                    {
                        "value": "175"
                    }, 
                    {
                        "value": "75"
                    }, 
                    {
                        "value": "338"
                    }, 
                    {
                        "value": "325"
                    }, 
                    {
                        "value": "275"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "338"
                    }, 
                    {
                        "value": "325"
                    }, 
                    {
                        "value": "270"
                    }, 
                    {
                        "value": "165"
                    }, 
                    {
                        "value": "338"
                    }, 
                    {
                        "value": "325"
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                    {
                        "value": "270"
                    }
                ], 
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                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "180"
                            }, 
                            {
                                "value": "380"
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                            {
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                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "980"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
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                            }, 
                            {
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                            }, 
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                            }, 
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                            }, 
                            {
                                "value": "980"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "180"
                            }, 
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                            }, 
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                            }, 
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                            }, 
                            {
                                "value": "980"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "980"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "980"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "780"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "580"
                            }
                        ], 
                        "name": "Thermal Resistance"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "9"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Number of Thermal Cycles"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Properties of Ceramics Manufactured on Base ZrO2 Partly Stabilized by Y2O3, T. V. Chusovitina, Yu. S. Toporov, M. G. Tretnikova, Ogneupori (Refractories) 6, pp. 5-7 (1991)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "450"
                    }, 
                    {
                        "value": "480"
                    }, 
                    {
                        "value": "500"
                    }, 
                    {
                        "value": "500"
                    }, 
                    {
                        "value": "460"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1623"
                            }, 
                            {
                                "value": "1573"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Properties of Ceramics Manufactured on Base ZrO2 Partly Stabilized by Y2O3, T. V. Chusovitina, Yu. S. Toporov, M. G. Tretnikova, Ogneupori (Refractories) 6, pp. 5-7 (1991)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.3"
                    }, 
                    {
                        "value": "0.3"
                    }, 
                    {
                        "value": "0.4"
                    }, 
                    {
                        "value": "0.4"
                    }, 
                    {
                        "value": "0.7"
                    }
                ], 
                "units": "%", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1623"
                            }, 
                            {
                                "value": "1573"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Porosity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "On the Heat Capacity of Crystalline Magnesium Oxide, T.H.K. Barron, W.T. Berg, and J.A. Morrison, Proceedings of The Royal Society of London Series A, Vol. 250, pp. 70-83 (1959), published by The Royal Society."
            }
        ], 
        "names": [
            "Magnesia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
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                        "value": "0.1082"
                    }, 
                    {
                        "value": "0.1095"
                    }, 
                    {
                        "value": "0.1113"
                    }, 
                    {
                        "value": "0.1449"
                    }, 
                    {
                        "value": "0.1496"
                    }, 
                    {
                        "value": "0.1501"
                    }, 
                    {
                        "value": "0.1932"
                    }, 
                    {
                        "value": "0.1946"
                    }, 
                    {
                        "value": "0.2078"
                    }, 
                    {
                        "value": "0.2331"
                    }, 
                    {
                        "value": "0.2472"
                    }, 
                    {
                        "value": "0.2768"
                    }, 
                    {
                        "value": "0.3114"
                    }, 
                    {
                        "value": "0.3667"
                    }, 
                    {
                        "value": "0.3848"
                    }, 
                    {
                        "value": "0.4360"
                    }, 
                    {
                        "value": "0.4911"
                    }, 
                    {
                        "value": "0.4713"
                    }, 
                    {
                        "value": "0.4703"
                    }, 
                    {
                        "value": "0.5608"
                    }, 
                    {
                        "value": "0.5618"
                    }, 
                    {
                        "value": "0.6699"
                    }, 
                    {
                        "value": "0.6903"
                    }, 
                    {
                        "value": "0.6985"
                    }, 
                    {
                        "value": "0.7786"
                    }, 
                    {
                        "value": "0.7896"
                    }, 
                    {
                        "value": "0.8384"
                    }, 
                    {
                        "value": "0.9249"
                    }, 
                    {
                        "value": "0.9853"
                    }, 
                    {
                        "value": "1.014"
                    }, 
                    {
                        "value": "1.186"
                    }, 
                    {
                        "value": "1.470"
                    }, 
                    {
                        "value": "1.710"
                    }, 
                    {
                        "value": "2.111"
                    }, 
                    {
                        "value": "2.491"
                    }, 
                    {
                        "value": "2.989"
                    }, 
                    {
                        "value": "3.562"
                    }, 
                    {
                        "value": "4.326"
                    }, 
                    {
                        "value": "5.026"
                    }, 
                    {
                        "value": "6.365"
                    }, 
                    {
                        "value": "7.188"
                    }, 
                    {
                        "value": "8.799"
                    }, 
                    {
                        "value": "9.946"
                    }, 
                    {
                        "value": "11.87"
                    }, 
                    {
                        "value": "13.53"
                    }, 
                    {
                        "value": "15.95"
                    }, 
                    {
                        "value": "18.11"
                    }, 
                    {
                        "value": "21.15"
                    }, 
                    {
                        "value": "23.49"
                    }, 
                    {
                        "value": "27.74"
                    }, 
                    {
                        "value": "30.60"
                    }, 
                    {
                        "value": "35.27"
                    }, 
                    {
                        "value": "38.11"
                    }, 
                    {
                        "value": "42.65"
                    }, 
                    {
                        "value": "46.74"
                    }, 
                    {
                        "value": "51.21"
                    }, 
                    {
                        "value": "57.26"
                    }, 
                    {
                        "value": "61.43"
                    }, 
                    {
                        "value": "68.57"
                    }, 
                    {
                        "value": "72.55"
                    }, 
                    {
                        "value": "80.91"
                    }, 
                    {
                        "value": "84.73"
                    }, 
                    {
                        "value": "93.68"
                    }, 
                    {
                        "value": "100.6"
                    }, 
                    {
                        "value": "107.2"
                    }, 
                    {
                        "value": "113.7"
                    }, 
                    {
                        "value": "126.8"
                    }, 
                    {
                        "value": "139.9"
                    }, 
                    {
                        "value": "153.0"
                    }, 
                    {
                        "value": "155.8"
                    }, 
                    {
                        "value": "172.5"
                    }, 
                    {
                        "value": "190.1"
                    }, 
                    {
                        "value": "207.9"
                    }, 
                    {
                        "value": "226.1"
                    }, 
                    {
                        "value": "244.3"
                    }, 
                    {
                        "value": "261.7"
                    }, 
                    {
                        "value": "280.9"
                    }, 
                    {
                        "value": "299.5"
                    }, 
                    {
                        "value": "317.9"
                    }, 
                    {
                        "value": "335.3"
                    }, 
                    {
                        "value": "345.4"
                    }, 
                    {
                        "value": "364.9"
                    }, 
                    {
                        "value": "383.3"
                    }, 
                    {
                        "value": "402.1"
                    }, 
                    {
                        "value": "420.4"
                    }, 
                    {
                        "value": "438.1"
                    }, 
                    {
                        "value": "443.2"
                    }, 
                    {
                        "value": "459.7"
                    }, 
                    {
                        "value": "475.7"
                    }, 
                    {
                        "value": "491.0"
                    }, 
                    {
                        "value": "507.1"
                    }, 
                    {
                        "value": "522.7"
                    }, 
                    {
                        "value": "539.0"
                    }, 
                    {
                        "value": "554.4"
                    }, 
                    {
                        "value": "565.3"
                    }, 
                    {
                        "value": "579.3"
                    }, 
                    {
                        "value": "594.3"
                    }, 
                    {
                        "value": "607.3"
                    }, 
                    {
                        "value": "621.9"
                    }, 
                    {
                        "value": "635.7"
                    }, 
                    {
                        "value": "648.6"
                    }, 
                    {
                        "value": "661.0"
                    }, 
                    {
                        "value": "667.8"
                    }, 
                    {
                        "value": "679.3"
                    }, 
                    {
                        "value": "587.1"
                    }, 
                    {
                        "value": "701.8"
                    }, 
                    {
                        "value": "712.4"
                    }, 
                    {
                        "value": "722.3"
                    }, 
                    {
                        "value": "733.7"
                    }, 
                    {
                        "value": "744.0"
                    }, 
                    {
                        "value": "749.6"
                    }, 
                    {
                        "value": "759.7"
                    }, 
                    {
                        "value": "769.0"
                    }, 
                    {
                        "value": "778.0"
                    }, 
                    {
                        "value": "787.1"
                    }, 
                    {
                        "value": "796.4"
                    }, 
                    {
                        "value": "805.5"
                    }, 
                    {
                        "value": "811.0"
                    }, 
                    {
                        "value": "816.8"
                    }, 
                    {
                        "value": "825.1"
                    }, 
                    {
                        "value": "834.3"
                    }, 
                    {
                        "value": "840.9"
                    }, 
                    {
                        "value": "848.9"
                    }, 
                    {
                        "value": "855.6"
                    }, 
                    {
                        "value": "863.3"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "9.759"
                            }, 
                            {
                                "value": "9.799"
                            }, 
                            {
                                "value": "9.844"
                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
                                "value": "11.892"
                            }, 
                            {
                                "value": "11.911"
                            }, 
                            {
                                "value": "12.138"
                            }, 
                            {
                                "value": "12.898"
                            }, 
                            {
                                "value": "12.906"
                            }, 
                            {
                                "value": "13.450"
                            }, 
                            {
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                            }, 
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                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
                                "value": "15.896"
                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
                                "value": "17.921"
                            }, 
                            {
                                "value": "18.101"
                            }, 
                            {
                                "value": "18.123"
                            }, 
                            {
                                "value": "18.851"
                            }, 
                            {
                                "value": "18.932"
                            }, 
                            {
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                            }, 
                            {
                                "value": "19.937"
                            }, 
                            {
                                "value": "20.263"
                            }, 
                            {
                                "value": "20.548"
                            }, 
                            {
                                "value": "21.500"
                            }, 
                            {
                                "value": "23.104"
                            }, 
                            {
                                "value": "24.216"
                            }, 
                            {
                                "value": "25.867"
                            }, 
                            {
                                "value": "27.247"
                            }, 
                            {
                                "value": "28.823"
                            }, 
                            {
                                "value": "30.419"
                            }, 
                            {
                                "value": "32.262"
                            }, 
                            {
                                "value": "33.692"
                            }, 
                            {
                                "value": "36.005"
                            }, 
                            {
                                "value": "37.264"
                            }, 
                            {
                                "value": "39.501"
                            }, 
                            {
                                "value": "40.904"
                            }, 
                            {
                                "value": "42.940"
                            }, 
                            {
                                "value": "44.504"
                            }, 
                            {
                                "value": "46.547"
                            }, 
                            {
                                "value": "48.208"
                            }, 
                            {
                                "value": "50.287"
                            }, 
                            {
                                "value": "51.740"
                            }, 
                            {
                                "value": "54.183"
                            }, 
                            {
                                "value": "55.670"
                            }, 
                            {
                                "value": "57.902"
                            }, 
                            {
                                "value": "59.175"
                            }, 
                            {
                                "value": "61.092"
                            }, 
                            {
                                "value": "62.701"
                            }, 
                            {
                                "value": "64.358"
                            }, 
                            {
                                "value": "66.494"
                            }, 
                            {
                                "value": "67.915"
                            }, 
                            {
                                "value": "70.232"
                            }, 
                            {
                                "value": "71.463"
                            }, 
                            {
                                "value": "73.910"
                            }, 
                            {
                                "value": "74.978"
                            }, 
                            {
                                "value": "77.430"
                            }, 
                            {
                                "value": "79.223"
                            }, 
                            {
                                "value": "80.845"
                            }, 
                            {
                                "value": "82.406"
                            }, 
                            {
                                "value": "85.494"
                            }, 
                            {
                                "value": "88.488"
                            }, 
                            {
                                "value": "91.417"
                            }, 
                            {
                                "value": "92.052"
                            }, 
                            {
                                "value": "95.624"
                            }, 
                            {
                                "value": "99.306"
                            }, 
                            {
                                "value": "102.902"
                            }, 
                            {
                                "value": "106.484"
                            }, 
                            {
                                "value": "110.069"
                            }, 
                            {
                                "value": "113.639"
                            }, 
                            {
                                "value": "117.191"
                            }, 
                            {
                                "value": "120.730"
                            }, 
                            {
                                "value": "124.263"
                            }, 
                            {
                                "value": "127.625"
                            }, 
                            {
                                "value": "129.700"
                            }, 
                            {
                                "value": "133.280"
                            }, 
                            {
                                "value": "136.904"
                            }, 
                            {
                                "value": "140.559"
                            }, 
                            {
                                "value": "144.252"
                            }, 
                            {
                                "value": "147.803"
                            }, 
                            {
                                "value": "148.840"
                            }, 
                            {
                                "value": "152.216"
                            }, 
                            {
                                "value": "155.549"
                            }, 
                            {
                                "value": "158.847"
                            }, 
                            {
                                "value": "162.244"
                            }, 
                            {
                                "value": "165.739"
                            }, 
                            {
                                "value": "169.320"
                            }, 
                            {
                                "value": "172.989"
                            }, 
                            {
                                "value": "175.409"
                            }, 
                            {
                                "value": "178.719"
                            }, 
                            {
                                "value": "182.142"
                            }, 
                            {
                                "value": "185.672"
                            }, 
                            {
                                "value": "189.309"
                            }, 
                            {
                                "value": "192.864"
                            }, 
                            {
                                "value": "196.348"
                            }, 
                            {
                                "value": "199.765"
                            }, 
                            {
                                "value": "201.580"
                            }, 
                            {
                                "value": "204.901"
                            }, 
                            {
                                "value": "208.165"
                            }, 
                            {
                                "value": "211.376"
                            }, 
                            {
                                "value": "214.540"
                            }, 
                            {
                                "value": "217.813"
                            }, 
                            {
                                "value": "221.192"
                            }, 
                            {
                                "value": "224.522"
                            }, 
                            {
                                "value": "226.412"
                            }, 
                            {
                                "value": "229.672"
                            }, 
                            {
                                "value": "232.890"
                            }, 
                            {
                                "value": "236.068"
                            }, 
                            {
                                "value": "239.351"
                            }, 
                            {
                                "value": "242.736"
                            }, 
                            {
                                "value": "246.081"
                            }, 
                            {
                                "value": "249.388"
                            }, 
                            {
                                "value": "250.498"
                            }, 
                            {
                                "value": "253.750"
                            }, 
                            {
                                "value": "256.967"
                            }, 
                            {
                                "value": "260.152"
                            }, 
                            {
                                "value": "263.308"
                            }, 
                            {
                                "value": "266.436"
                            }, 
                            {
                                "value": "269.793"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Microwave Plasma Sintering of Nanocrystalline Alumina, J. Peng, P. Hong, S. Dai, D. Vollath, and D.V. Szabo, Journal of Materials Science and Technology, Vol. 14, pp. 173-175 (1998), published by Allerton Press, Inc.."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "12.1"
                    }, 
                    {
                        "value": "20.8"
                    }, 
                    {
                        "value": "28.4"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "11.4"
                    }, 
                    {
                        "value": "16.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "nm", 
                        "scalars": [
                            {
                                "minimum": "4", 
                                "maximum": "8"
                            }, 
                            {
                                "minimum": "4", 
                                "maximum": "8"
                            }, 
                            {
                                "minimum": "4", 
                                "maximum": "8"
                            }, 
                            {
                                "minimum": "50", 
                                "maximum": "100"
                            }, 
                            {
                                "minimum": "50", 
                                "maximum": "100"
                            }, 
                            {
                                "minimum": "50", 
                                "maximum": "100"
                            }
                        ], 
                        "name": "Powder Grain Size Range"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "78.3"
                            }, 
                            {
                                "value": "89.6"
                            }, 
                            {
                                "value": "99.2"
                            }, 
                            {
                                "value": "69.9"
                            }, 
                            {
                                "value": "79.8"
                            }, 
                            {
                                "value": "88.7"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Creep of Polycrystalline Al2O3 Ceramics at High Temperatures, V. S. Bakunov and D. N. Poluboyarinov, Ogneupori (Refractories) 1, pp. 39-46 (1967)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "460"
                    }, 
                    {
                        "value": "585"
                    }, 
                    {
                        "value": "795"
                    }, 
                    {
                        "value": "486"
                    }, 
                    {
                        "value": "400"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-3"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-T2"
                            }
                        ], 
                        "name": "Material Label"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Creep of Polycrystalline Al2O3 Ceramics at High Temperatures, V. S. Bakunov and D. N. Poluboyarinov, Ogneupori (Refractories) 1, pp. 39-46 (1967)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "236"
                    }, 
                    {
                        "value": "317"
                    }, 
                    {
                        "value": "1600"
                    }, 
                    {
                        "value": "472"
                    }, 
                    {
                        "value": "1210"
                    }, 
                    {
                        "value": "3190"
                    }, 
                    {
                        "value": "800"
                    }, 
                    {
                        "value": "2010"
                    }, 
                    {
                        "value": "5560"
                    }, 
                    {
                        "value": "1390"
                    }, 
                    {
                        "value": "3890"
                    }, 
                    {
                        "value": "12100"
                    }, 
                    {
                        "value": "1860"
                    }, 
                    {
                        "value": "8000"
                    }, 
                    {
                        "value": "22200"
                    }, 
                    {
                        "value": "22.2"
                    }, 
                    {
                        "value": "50.0"
                    }, 
                    {
                        "value": "133"
                    }, 
                    {
                        "value": "55.5"
                    }, 
                    {
                        "value": "133"
                    }, 
                    {
                        "value": "278"
                    }, 
                    {
                        "value": "119"
                    }, 
                    {
                        "value": "278"
                    }, 
                    {
                        "value": "633"
                    }, 
                    {
                        "value": "389"
                    }, 
                    {
                        "value": "944"
                    }, 
                    {
                        "value": "2190"
                    }, 
                    {
                        "value": "728"
                    }, 
                    {
                        "value": "1640"
                    }, 
                    {
                        "value": "3890"
                    }, 
                    {
                        "value": "1550"
                    }, 
                    {
                        "value": "4390"
                    }, 
                    {
                        "value": "10100"
                    }, 
                    {
                        "value": "5.55"
                    }, 
                    {
                        "value": "11.1"
                    }, 
                    {
                        "value": "27.8"
                    }, 
                    {
                        "value": "16.7"
                    }, 
                    {
                        "value": "33.3"
                    }, 
                    {
                        "value": "88.9"
                    }, 
                    {
                        "value": "61.1"
                    }, 
                    {
                        "value": "117"
                    }, 
                    {
                        "value": "306"
                    }, 
                    {
                        "value": "128"
                    }, 
                    {
                        "value": "511"
                    }, 
                    {
                        "value": "1520"
                    }, 
                    {
                        "value": "381"
                    }, 
                    {
                        "value": "1530"
                    }, 
                    {
                        "value": "3830"
                    }, 
                    {
                        "value": "633"
                    }, 
                    {
                        "value": "2310"
                    }, 
                    {
                        "value": "4170"
                    }, 
                    {
                        "value": "1150"
                    }, 
                    {
                        "value": "4190"
                    }, 
                    {
                        "value": "12900"
                    }, 
                    {
                        "value": "2610"
                    }, 
                    {
                        "value": "7080"
                    }, 
                    {
                        "value": "24700"
                    }, 
                    {
                        "value": "4190"
                    }, 
                    {
                        "value": "19170"
                    }, 
                    {
                        "value": "583"
                    }, 
                    {
                        "value": "972"
                    }, 
                    {
                        "value": "3470"
                    }, 
                    {
                        "value": "972"
                    }, 
                    {
                        "value": "2920"
                    }, 
                    {
                        "value": "11100"
                    }, 
                    {
                        "value": "1310"
                    }, 
                    {
                        "value": "6470"
                    }, 
                    {
                        "value": "27800"
                    }, 
                    {
                        "value": "1680"
                    }, 
                    {
                        "value": "9860"
                    }, 
                    {
                        "value": "39170"
                    }, 
                    {
                        "value": "472"
                    }, 
                    {
                        "value": "878"
                    }, 
                    {
                        "value": "1875"
                    }, 
                    {
                        "value": "878"
                    }, 
                    {
                        "value": "1720"
                    }, 
                    {
                        "value": "3390"
                    }, 
                    {
                        "value": "1680"
                    }, 
                    {
                        "value": "3110"
                    }, 
                    {
                        "value": "5940"
                    }, 
                    {
                        "value": "2310"
                    }, 
                    {
                        "value": "4500"
                    }, 
                    {
                        "value": "9390"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1973"
                            }, 
                            {
                                "value": "1973"
                            }, 
                            {
                                "value": "1973"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2073"
                            }, 
                            {
                                "value": "2073"
                            }, 
                            {
                                "value": "2073"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1973"
                            }, 
                            {
                                "value": "1973"
                            }, 
                            {
                                "value": "1973"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2073"
                            }, 
                            {
                                "value": "2073"
                            }, 
                            {
                                "value": "2073"
                            }, 
                            {
                                "value": "2123"
                            }, 
                            {
                                "value": "2123"
                            }, 
                            {
                                "value": "2123"
                            }, 
                            {
                                "value": "2173"
                            }, 
                            {
                                "value": "2173"
                            }, 
                            {
                                "value": "2173"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1973"
                            }, 
                            {
                                "value": "1973"
                            }, 
                            {
                                "value": "1973"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1973"
                            }, 
                            {
                                "value": "1973"
                            }, 
                            {
                                "value": "1973"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2073"
                            }, 
                            {
                                "value": "2073"
                            }, 
                            {
                                "value": "2073"
                            }, 
                            {
                                "value": "2123"
                            }, 
                            {
                                "value": "2123"
                            }, 
                            {
                                "value": "2123"
                            }, 
                            {
                                "value": "2173"
                            }, 
                            {
                                "value": "2173"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1773"
                            }, 
                            {
                                "value": "1823"
                            }, 
                            {
                                "value": "1823"
                            }, 
                            {
                                "value": "1823"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1923"
                            }, 
                            {
                                "value": "1973"
                            }, 
                            {
                                "value": "1973"
                            }, 
                            {
                                "value": "1973"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2073"
                            }, 
                            {
                                "value": "2073"
                            }, 
                            {
                                "value": "2073"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "1.27"
                            }, 
                            {
                                "value": "2.45"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "1.27"
                            }, 
                            {
                                "value": "2.45"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "1.27"
                            }, 
                            {
                                "value": "2.45"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "1.27"
                            }, 
                            {
                                "value": "2.45"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "1.27"
                            }, 
                            {
                                "value": "2.45"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "1.27"
                            }, 
                            {
                                "value": "2.45"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "1.27"
                            }, 
                            {
                                "value": "2.45"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "1.27"
                            }, 
                            {
                                "value": "2.45"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "1.27"
                            }, 
                            {
                                "value": "2.45"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "1.27"
                            }, 
                            {
                                "value": "2.45"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "1.27"
                            }, 
                            {
                                "value": "2.45"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "1.27"
                            }, 
                            {
                                "value": "2.45"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "1.27"
                            }, 
                            {
                                "value": "2.45"
                            }, 
                            {
                                "value": "0.6"
                            }, 
                            {
                                "value": "1.27"
                            }, 
                            {
                                "value": "2.45"
                            }, 
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "1.47"
                            }, 
                            {
                                "value": "2.65"
                            }, 
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "1.47"
                            }, 
                            {
                                "value": "2.65"
                            }, 
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "1.47"
                            }, 
                            {
                                "value": "2.65"
                            }, 
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "1.47"
                            }, 
                            {
                                "value": "2.65"
                            }, 
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "1.47"
                            }, 
                            {
                                "value": "2.65"
                            }, 
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "1.47"
                            }, 
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "1.47"
                            }, 
                            {
                                "value": "2.65"
                            }, 
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "1.47"
                            }, 
                            {
                                "value": "2.65"
                            }, 
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "1.47"
                            }, 
                            {
                                "value": "2.65"
                            }, 
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "1.47"
                            }, 
                            {
                                "value": "2.65"
                            }, 
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "1.47"
                            }, 
                            {
                                "value": "2.65"
                            }, 
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "1.47"
                            }, 
                            {
                                "value": "2.65"
                            }, 
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "1.47"
                            }, 
                            {
                                "value": "2.65"
                            }, 
                            {
                                "value": "0.69"
                            }, 
                            {
                                "value": "1.47"
                            }, 
                            {
                                "value": "2.65"
                            }
                        ], 
                        "name": "Load"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-3"
                            }, 
                            {
                                "value": "A-3"
                            }, 
                            {
                                "value": "A-3"
                            }, 
                            {
                                "value": "A-3"
                            }, 
                            {
                                "value": "A-3"
                            }, 
                            {
                                "value": "A-3"
                            }, 
                            {
                                "value": "A-3"
                            }, 
                            {
                                "value": "A-3"
                            }, 
                            {
                                "value": "A-3"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T2"
                            }, 
                            {
                                "value": "A-T2"
                            }, 
                            {
                                "value": "A-T2"
                            }, 
                            {
                                "value": "A-T2"
                            }, 
                            {
                                "value": "A-T2"
                            }, 
                            {
                                "value": "A-T2"
                            }, 
                            {
                                "value": "A-T2"
                            }, 
                            {
                                "value": "A-T2"
                            }, 
                            {
                                "value": "A-T2"
                            }, 
                            {
                                "value": "A-T2"
                            }, 
                            {
                                "value": "A-T2"
                            }, 
                            {
                                "value": "A-T2"
                            }
                        ], 
                        "name": "Material Label"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Creep of Polycrystalline Al2O3 Ceramics at High Temperatures, V. S. Bakunov and D. N. Poluboyarinov, Ogneupori (Refractories) 1, pp. 39-46 (1967)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.85"
                    }, 
                    {
                        "value": "3.99"
                    }, 
                    {
                        "value": "3.84"
                    }, 
                    {
                        "value": "3.90"
                    }, 
                    {
                        "value": "3.85"
                    }, 
                    {
                        "value": "3.86"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "16"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "1.5"
                            }
                        ], 
                        "name": "Timeof Heating"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "2003"
                            }, 
                            {
                                "value": "2003"
                            }, 
                            {
                                "value": "2123"
                            }, 
                            {
                                "value": "2003"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "1973"
                            }
                        ], 
                        "name": "Temperatureof Heating"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-3"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T2"
                            }
                        ], 
                        "name": "Material Label"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Creep of Polycrystalline Al2O3 Ceramics at High Temperatures, V. S. Bakunov and D. N. Poluboyarinov, Ogneupori (Refractories) 1, pp. 39-46 (1967)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "216"
                    }, 
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "152"
                    }, 
                    {
                        "value": "149"
                    }, 
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "108"
                    }, 
                    {
                        "value": "128"
                    }, 
                    {
                        "value": "88"
                    }, 
                    {
                        "value": "265"
                    }, 
                    {
                        "value": "294"
                    }, 
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "157"
                    }, 
                    {
                        "value": "142"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "108"
                    }, 
                    {
                        "value": "206"
                    }, 
                    {
                        "value": "147"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "1873"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }, 
                            {
                                "value": "293"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "3 or 4", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Bend Test Type"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-3"
                            }, 
                            {
                                "value": "A-3"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T2"
                            }, 
                            {
                                "value": "A-T2"
                            }
                        ], 
                        "name": "Material Label"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Creep of Polycrystalline Al2O3 Ceramics at High Temperatures, V. S. Bakunov and D. N. Poluboyarinov, Ogneupori (Refractories) 1, pp. 39-46 (1967)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "40"
                    }, 
                    {
                        "value": "10"
                    }, 
                    {
                        "uncertainty": "5", 
                        "value": "35"
                    }, 
                    {
                        "value": "30"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-3"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T2"
                            }
                        ], 
                        "name": "Material Label"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Creep of Polycrystalline Al2O3 Ceramics at High Temperatures, V. S. Bakunov and D. N. Poluboyarinov, Ogneupori (Refractories) 1, pp. 39-46 (1967)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "3.6"
                    }
                ], 
                "units": "%", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A-1"
                            }, 
                            {
                                "value": "A-2"
                            }, 
                            {
                                "value": "A-3"
                            }, 
                            {
                                "value": "A-M"
                            }, 
                            {
                                "value": "A-T1"
                            }, 
                            {
                                "value": "A-T2"
                            }
                        ], 
                        "name": "Material Label"
                    }
                ], 
                "name": "Porosity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Solid State Reaction"
            }
        ], 
        "references": [
            {
                "citation": "The Heat Capacities of Quartz, Cristobalite and Tridymite at Low Temperatures, C. T. Anderson, Journal of the American Chemical Society, Vol. 58, pp. 568-570 (1936), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silica"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "107.9"
                    }, 
                    {
                        "value": "117.3"
                    }, 
                    {
                        "value": "129.2"
                    }, 
                    {
                        "value": "146.7"
                    }, 
                    {
                        "value": "174.3"
                    }, 
                    {
                        "value": "199.3"
                    }, 
                    {
                        "value": "220.7"
                    }, 
                    {
                        "value": "256.4"
                    }, 
                    {
                        "value": "280.5"
                    }, 
                    {
                        "value": "331.7"
                    }, 
                    {
                        "value": "370.7"
                    }, 
                    {
                        "value": "399.9"
                    }, 
                    {
                        "value": "434.1"
                    }, 
                    {
                        "value": "469.3"
                    }, 
                    {
                        "value": "510.6"
                    }, 
                    {
                        "value": "540.2"
                    }, 
                    {
                        "value": "582.2"
                    }, 
                    {
                        "value": "625.2"
                    }, 
                    {
                        "value": "661.7"
                    }, 
                    {
                        "value": "709.2"
                    }, 
                    {
                        "value": "718.2"
                    }, 
                    {
                        "value": "737.0"
                    }, 
                    {
                        "value": "121.1"
                    }, 
                    {
                        "value": "129.7"
                    }, 
                    {
                        "value": "139.3"
                    }, 
                    {
                        "value": "168.9"
                    }, 
                    {
                        "value": "182.7"
                    }, 
                    {
                        "value": "197.3"
                    }, 
                    {
                        "value": "214.1"
                    }, 
                    {
                        "value": "224.9"
                    }, 
                    {
                        "value": "264.4"
                    }, 
                    {
                        "value": "303.2"
                    }, 
                    {
                        "value": "283.9"
                    }, 
                    {
                        "value": "379.5"
                    }, 
                    {
                        "value": "421.7"
                    }, 
                    {
                        "value": "456.4"
                    }, 
                    {
                        "value": "494.5"
                    }, 
                    {
                        "value": "531.0"
                    }, 
                    {
                        "value": "572.7"
                    }, 
                    {
                        "value": "616.5"
                    }, 
                    {
                        "value": "639.6"
                    }, 
                    {
                        "value": "668.5"
                    }, 
                    {
                        "value": "694.6"
                    }, 
                    {
                        "value": "734.3"
                    }, 
                    {
                        "value": "739.8"
                    }, 
                    {
                        "value": "122.6"
                    }, 
                    {
                        "value": "132.6"
                    }, 
                    {
                        "value": "142.9"
                    }, 
                    {
                        "value": "167.4"
                    }, 
                    {
                        "value": "210.2"
                    }, 
                    {
                        "value": "238.8"
                    }, 
                    {
                        "value": "274.5"
                    }, 
                    {
                        "value": "298.9"
                    }, 
                    {
                        "value": "326.0"
                    }, 
                    {
                        "value": "369.5"
                    }, 
                    {
                        "value": "422.5"
                    }, 
                    {
                        "value": "465.3"
                    }, 
                    {
                        "value": "510.1"
                    }, 
                    {
                        "value": "526.2"
                    }, 
                    {
                        "value": "560.0"
                    }, 
                    {
                        "value": "597.8"
                    }, 
                    {
                        "value": "633.5"
                    }, 
                    {
                        "value": "660.3"
                    }, 
                    {
                        "value": "702.2"
                    }, 
                    {
                        "value": "712.7"
                    }, 
                    {
                        "value": "735.0"
                    }, 
                    {
                        "value": "739.8"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Quartz"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Cristobalite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }, 
                            {
                                "value": "Tridymite"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "53.4"
                            }, 
                            {
                                "value": "56.4"
                            }, 
                            {
                                "value": "60.3"
                            }, 
                            {
                                "value": "65.4"
                            }, 
                            {
                                "value": "72.8"
                            }, 
                            {
                                "value": "80.0"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "98.9"
                            }, 
                            {
                                "value": "107.9"
                            }, 
                            {
                                "value": "122.1"
                            }, 
                            {
                                "value": "134.1"
                            }, 
                            {
                                "value": "143.8"
                            }, 
                            {
                                "value": "156.2"
                            }, 
                            {
                                "value": "169.1"
                            }, 
                            {
                                "value": "184.8"
                            }, 
                            {
                                "value": "197.7"
                            }, 
                            {
                                "value": "216.1"
                            }, 
                            {
                                "value": "234.7"
                            }, 
                            {
                                "value": "252.1"
                            }, 
                            {
                                "value": "272.0"
                            }, 
                            {
                                "value": "285.0"
                            }, 
                            {
                                "value": "296.1"
                            }, 
                            {
                                "value": "54.8"
                            }, 
                            {
                                "value": "57.8"
                            }, 
                            {
                                "value": "61.3"
                            }, 
                            {
                                "value": "69.9"
                            }, 
                            {
                                "value": "73.7"
                            }, 
                            {
                                "value": "77.7"
                            }, 
                            {
                                "value": "83.9"
                            }, 
                            {
                                "value": "88.0"
                            }, 
                            {
                                "value": "99.8"
                            }, 
                            {
                                "value": "112.0"
                            }, 
                            {
                                "value": "120.4"
                            }, 
                            {
                                "value": "136.8"
                            }, 
                            {
                                "value": "150.7"
                            }, 
                            {
                                "value": "164.0"
                            }, 
                            {
                                "value": "178.2"
                            }, 
                            {
                                "value": "193.7"
                            }, 
                            {
                                "value": "210.9"
                            }, 
                            {
                                "value": "229.5"
                            }, 
                            {
                                "value": "241.4"
                            }, 
                            {
                                "value": "257.1"
                            }, 
                            {
                                "value": "272.2"
                            }, 
                            {
                                "value": "297.2"
                            }, 
                            {
                                "value": "297.3"
                            }, 
                            {
                                "value": "54.2"
                            }, 
                            {
                                "value": "57.6"
                            }, 
                            {
                                "value": "61.5"
                            }, 
                            {
                                "value": "68.6"
                            }, 
                            {
                                "value": "80.5"
                            }, 
                            {
                                "value": "90.8"
                            }, 
                            {
                                "value": "100.4"
                            }, 
                            {
                                "value": "108.8"
                            }, 
                            {
                                "value": "117.7"
                            }, 
                            {
                                "value": "131.4"
                            }, 
                            {
                                "value": "149.3"
                            }, 
                            {
                                "value": "164.3"
                            }, 
                            {
                                "value": "181.6"
                            }, 
                            {
                                "value": "187.9"
                            }, 
                            {
                                "value": "202.6"
                            }, 
                            {
                                "value": "219.5"
                            }, 
                            {
                                "value": "235.4"
                            }, 
                            {
                                "value": "249.1"
                            }, 
                            {
                                "value": "271.8"
                            }, 
                            {
                                "value": "278.1"
                            }, 
                            {
                                "value": "290.8"
                            }, 
                            {
                                "value": "294.9"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "6.481"
                            }, 
                            {
                                "value": "7.046"
                            }, 
                            {
                                "value": "7.757"
                            }, 
                            {
                                "value": "8.812"
                            }, 
                            {
                                "value": "10.47"
                            }, 
                            {
                                "value": "11.97"
                            }, 
                            {
                                "value": "13.25"
                            }, 
                            {
                                "value": "15.40"
                            }, 
                            {
                                "value": "16.84"
                            }, 
                            {
                                "value": "19.92"
                            }, 
                            {
                                "value": "22.26"
                            }, 
                            {
                                "value": "24.02"
                            }, 
                            {
                                "value": "26.07"
                            }, 
                            {
                                "value": "28.18"
                            }, 
                            {
                                "value": "30.67"
                            }, 
                            {
                                "value": "32.45"
                            }, 
                            {
                                "value": "34.97"
                            }, 
                            {
                                "value": "37.55"
                            }, 
                            {
                                "value": "39.74"
                            }, 
                            {
                                "value": "42.59"
                            }, 
                            {
                                "value": "43.14"
                            }, 
                            {
                                "value": "44.27"
                            }, 
                            {
                                "value": "7.276"
                            }, 
                            {
                                "value": "7.791"
                            }, 
                            {
                                "value": "8.364"
                            }, 
                            {
                                "value": "10.14"
                            }, 
                            {
                                "value": "10.97"
                            }, 
                            {
                                "value": "11.85"
                            }, 
                            {
                                "value": "12.86"
                            }, 
                            {
                                "value": "13.51"
                            }, 
                            {
                                "value": "15.88"
                            }, 
                            {
                                "value": "18.21"
                            }, 
                            {
                                "value": "17.05"
                            }, 
                            {
                                "value": "22.79"
                            }, 
                            {
                                "value": "25.33"
                            }, 
                            {
                                "value": "27.41"
                            }, 
                            {
                                "value": "29.70"
                            }, 
                            {
                                "value": "31.89"
                            }, 
                            {
                                "value": "34.40"
                            }, 
                            {
                                "value": "37.03"
                            }, 
                            {
                                "value": "38.41"
                            }, 
                            {
                                "value": "40.15"
                            }, 
                            {
                                "value": "41.72"
                            }, 
                            {
                                "value": "44.10"
                            }, 
                            {
                                "value": "44.43"
                            }, 
                            {
                                "value": "7.364"
                            }, 
                            {
                                "value": "7.962"
                            }, 
                            {
                                "value": "8.581"
                            }, 
                            {
                                "value": "10.05"
                            }, 
                            {
                                "value": "12.62"
                            }, 
                            {
                                "value": "14.34"
                            }, 
                            {
                                "value": "16.48"
                            }, 
                            {
                                "value": "17.95"
                            }, 
                            {
                                "value": "19.58"
                            }, 
                            {
                                "value": "22.19"
                            }, 
                            {
                                "value": "25.38"
                            }, 
                            {
                                "value": "27.94"
                            }, 
                            {
                                "value": "30.64"
                            }, 
                            {
                                "value": "31.60"
                            }, 
                            {
                                "value": "33.63"
                            }, 
                            {
                                "value": "35.90"
                            }, 
                            {
                                "value": "38.05"
                            }, 
                            {
                                "value": "39.66"
                            }, 
                            {
                                "value": "42.17"
                            }, 
                            {
                                "value": "42.80"
                            }, 
                            {
                                "value": "44.14"
                            }, 
                            {
                                "value": "44.43"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanism of Strength Degradation for Hot Corrosion of $\\alpha$-SiC, J.L. Smialek and N.S. Jacobson, Journal of the American Ceramic Society, Vol. 69 10, pp. 741-752 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.02", 
                        "value": "0.25"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "0.13"
                    }, 
                    {
                        "uncertainty": "0.03", 
                        "value": "0.12"
                    }, 
                    {
                        "uncertainty": "0.01", 
                        "value": "0.01"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2CO3/CO2"
                            }, 
                            {
                                "value": "Na2SO4/air"
                            }, 
                            {
                                "value": "Air"
                            }
                        ], 
                        "name": "Corrosion Environment"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanism of Strength Degradation for Hot Corrosion of $\\alpha$-SiC, J.L. Smialek and N.S. Jacobson, Journal of the American Ceramic Society, Vol. 69 10, pp. 741-752 (1986), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B,C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Hexoloy SA"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "76"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "270"
                    }, 
                    {
                        "value": "280"
                    }, 
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "370"
                    }, 
                    {
                        "value": "260"
                    }, 
                    {
                        "value": "260"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "350"
                    }, 
                    {
                        "value": "470"
                    }, 
                    {
                        "value": "330"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "59"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "82"
                            }, 
                            {
                                "value": "49"
                            }, 
                            {
                                "value": "59"
                            }, 
                            {
                                "value": "47"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "44"
                            }, 
                            {
                                "value": "32"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Pit Depth"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2SO4/SO3"
                            }, 
                            {
                                "value": "Na2SO4/air"
                            }, 
                            {
                                "value": "Na2SO4/air"
                            }, 
                            {
                                "value": "Na2SO4/air"
                            }, 
                            {
                                "value": "Na2SO4/air"
                            }, 
                            {
                                "value": "Na2CO3/CO2"
                            }, 
                            {
                                "value": "Na2CO3/CO2"
                            }, 
                            {
                                "value": "Na2CO3/CO2"
                            }, 
                            {
                                "value": "Na2CO3/CO2"
                            }, 
                            {
                                "value": "Na2CO3/CO2"
                            }, 
                            {
                                "value": "Na2CO3/CO2"
                            }
                        ], 
                        "name": "Environment"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Test Methodology for Tubular Components, J.C. Conway, J.J. Mecholsky, and S.M. Widerhorn, Projects Within the Center for Advanced Materials, pp. 135-151 (1988), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "39", 
                        "value": "255"
                    }, 
                    {
                        "uncertainty": "30", 
                        "value": "249"
                    }, 
                    {
                        "uncertainty": "52", 
                        "value": "290"
                    }, 
                    {
                        "uncertainty": "30", 
                        "value": "326"
                    }, 
                    {
                        "uncertainty": "26", 
                        "value": "331"
                    }, 
                    {
                        "uncertainty": "14", 
                        "value": "79"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Reaction Bonding"
            }
        ], 
        "references": [
            {
                "citation": "Test Methodology for Tubular Components, J.C. Conway, J.J. Mecholsky, and S.M. Widerhorn, Projects Within the Center for Advanced Materials, pp. 135-151 (1988), edited by J.R. Hellmann and B.K. Kennedy, published by Center for Advanced Materials, Pennsylvania State University."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
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                    {
                        "value": "Coors Porcelain Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SCRB210"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1.1", 
                        "value": "7.2"
                    }, 
                    {
                        "uncertainty": "1.5", 
                        "value": "9.4"
                    }, 
                    {
                        "uncertainty": "0.7", 
                        "value": "5.4"
                    }, 
                    {
                        "uncertainty": "2.0", 
                        "value": "12.4"
                    }, 
                    {
                        "uncertainty": "1.0", 
                        "value": "5.5"
                    }, 
                    {
                        "uncertainty": "1.3", 
                        "value": "6.3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "22"
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                            {
                                "value": "800"
                            }, 
                            {
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                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
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                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Sintering"
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        ], 
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                "citation": "Toughness, Crack Resistance and Acoustic Emission of Ceramics, G. A. Gogotsi, A. V. Drozdov, and M. V. Swain, Problemi Prochnosti (Problems of Strength) 1, pp. 39-44 (1991)."
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        ], 
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        ], 
        "licenses": [
            {
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            }
        ], 
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                ], 
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            }, 
            {
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                    {
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                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nilcra Ceramics, Inc."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
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                    {
                        "value": "6.4"
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                ], 
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                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "293"
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                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Compressive Strength"
            }
        ]
    }, 
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                "name": "Sintering"
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                "citation": "Toughness, Crack Resistance and Acoustic Emission of Ceramics, G. A. Gogotsi, A. V. Drozdov, and M. V. Swain, Problemi Prochnosti (Problems of Strength) 1, pp. 39-44 (1991)."
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        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            }, 
            {
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                    {
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                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Nilcra Ceramics, Inc."
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.71"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "K", 
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                            {
                                "value": "293"
                            }
                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
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                "name": "Sintering"
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                "citation": "Toughness, Crack Resistance and Acoustic Emission of Ceramics, G. A. Gogotsi, A. V. Drozdov, and M. V. Swain, Problemi Prochnosti (Problems of Strength) 1, pp. 39-44 (1991)."
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        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
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        ], 
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                ], 
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            }, 
            {
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                ], 
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            }, 
            {
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                    {
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                ], 
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            }, 
            {
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                        "value": "Bar"
                    }
                ], 
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            }, 
            {
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                        "value": "217"
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                    {
                        "value": "206"
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                ], 
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                    {
                        "scalars": [
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                                "value": "dynamic"
                            }, 
                            {
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                    {
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                                "value": "293"
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                ], 
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        ]
    }, 
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        ], 
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                "citation": "Toughness, Crack Resistance and Acoustic Emission of Ceramics, G. A. Gogotsi, A. V. Drozdov, and M. V. Swain, Problemi Prochnosti (Problems of Strength) 1, pp. 39-44 (1991)."
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        ], 
        "names": [
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        ], 
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            {
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            }
        ], 
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                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Nilcra Ceramics, Inc."
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                ], 
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            }, 
            {
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                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
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                        "value": "526"
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                ], 
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                        "units": "K", 
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                            {
                                "value": "293"
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                ], 
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            }
        ]
    }, 
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        "category": "system.chemical", 
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                "citation": "Toughness, Crack Resistance and Acoustic Emission of Ceramics, G. A. Gogotsi, A. V. Drozdov, and M. V. Swain, Problemi Prochnosti (Problems of Strength) 1, pp. 39-44 (1991)."
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        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
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        ], 
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                    }
                ], 
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            }, 
            {
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                ], 
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            {
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                    {
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                    }
                ], 
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            }, 
            {
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                ], 
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                    {
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                            {
                                "value": "293"
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                        ], 
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                    }
                ], 
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            }
        ]
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    {
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                "citation": "Toughness, Crack Resistance and Acoustic Emission of Ceramics, G. A. Gogotsi, A. V. Drozdov, and M. V. Swain, Problemi Prochnosti (Problems of Strength) 1, pp. 39-44 (1991)."
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        ], 
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        ], 
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                    {
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                ], 
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            }, 
            {
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                    {
                        "value": "205"
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                ], 
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                                "value": "293"
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        ]
    }, 
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                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
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        ], 
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                    {
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                                "value": "1150"
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                    }, 
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                                "value": "C"
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                                "value": "-"
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                            {
                                "value": "-"
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                            {
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                                "value": "1400/50"
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        ]
    }, 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
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            }, 
            {
                "scalars": [
                    {
                        "value": "GTE"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
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                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
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                    }, 
                    {
                        "value": "773"
                    }, 
                    {
                        "value": "891"
                    }, 
                    {
                        "value": "959"
                    }, 
                    {
                        "value": "1023"
                    }, 
                    {
                        "value": "1099"
                    }, 
                    {
                        "value": "1120"
                    }, 
                    {
                        "value": "1155"
                    }, 
                    {
                        "value": "1180"
                    }, 
                    {
                        "value": "1203"
                    }, 
                    {
                        "value": "1223"
                    }, 
                    {
                        "value": "1225"
                    }, 
                    {
                        "value": "1280"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
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                            {
                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
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                            {
                                "value": "300"
                            }, 
                            {
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                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
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                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
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                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
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        ], 
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            {
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            }
        ], 
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            {
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                    {
                        "value": "Si-N:Y"
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                ], 
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            }, 
            {
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                    }
                ], 
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            }, 
            {
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                        "value": "GTE"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
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                        "value": "PY6"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
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                    }, 
                    {
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                    }, 
                    {
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                    }, 
                    {
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                    }
                ], 
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                    {
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                                "value": "20"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
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            "Silicon nitride"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
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            }, 
            {
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                    }
                ], 
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            }, 
            {
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                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "PY6"
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                ], 
                "name": "Commercial Name"
            }, 
            {
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                    {
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                    }, 
                    {
                        "value": "48.3"
                    }, 
                    {
                        "value": "42.4"
                    }, 
                    {
                        "value": "39.3"
                    }, 
                    {
                        "value": "37.0"
                    }, 
                    {
                        "value": "33.1"
                    }, 
                    {
                        "value": "30.3"
                    }, 
                    {
                        "value": "28.0"
                    }, 
                    {
                        "value": "26.0"
                    }, 
                    {
                        "value": "24.0"
                    }, 
                    {
                        "value": "20.2"
                    }, 
                    {
                        "value": "18.1"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
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                            }, 
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                            }, 
                            {
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                            }, 
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                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
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            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
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                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "GTE"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "PY6"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
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                    }, 
                    {
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                    }, 
                    {
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                    }, 
                    {
                        "value": "0.137"
                    }, 
                    {
                        "value": "0.119"
                    }, 
                    {
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                    }, 
                    {
                        "value": "0.091"
                    }, 
                    {
                        "value": "0.081"
                    }, 
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                    }, 
                    {
                        "value": "0.067"
                    }, 
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                        "value": "0.061"
                    }, 
                    {
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                    }, 
                    {
                        "value": "0.044"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
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                    {
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                            {
                                "value": "23"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
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                            }, 
                            {
                                "value": "800"
                            }, 
                            {
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                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
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                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
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        ], 
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            }
        ], 
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            {
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                        "value": "Si-N:Y"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "GTE"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
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                    {
                        "value": "PY6"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
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                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "117"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Axial Thermal Expansion of Tetragonal ZrO2 Between 1150 \u00b0C and 1700 \u00b0C, S.M. Lang, Journal of the American Ceramic Society, Vol. 47, pp. 641-644 (1964), published by American Ceramic Society."
            }
        ], 
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                    {
                        "value": "Zr-O"
                    }
                ], 
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            }, 
            {
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                    }
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                    }, 
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                    }, 
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                            {
                                "value": "TAM-HF"
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                            {
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                            {
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                            {
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                            {
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                            {
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                            }, 
                            {
                                "value": "TAM-HF"
                            }, 
                            {
                                "value": "TAM-HF"
                            }, 
                            {
                                "value": "TAM-HF"
                            }, 
                            {
                                "value": "TAM-HF"
                            }, 
                            {
                                "value": "TAM-HF"
                            }, 
                            {
                                "value": "TAM-HF"
                            }, 
                            {
                                "value": "TAM-HF"
                            }, 
                            {
                                "value": "TAM-HF"
                            }, 
                            {
                                "value": "TAM-HF"
                            }, 
                            {
                                "value": "TAM-HF"
                            }, 
                            {
                                "value": "TAM-HF"
                            }, 
                            {
                                "value": "TAM-HF"
                            }, 
                            {
                                "value": "TAM-HF"
                            }, 
                            {
                                "value": "TAM-HF"
                            }, 
                            {
                                "value": "TAM-HF"
                            }, 
                            {
                                "value": "TAM-HF"
                            }, 
                            {
                                "value": "TAM-HF"
                            }, 
                            {
                                "value": "TAM-HF"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "WCR"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }, 
                            {
                                "value": "AHC"
                            }
                        ], 
                        "name": "Sample Code"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1650"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1750"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1850"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Axial Thermal Expansion of Tetragonal ZrO2 Between 1150 \u00b0C and 1700 \u00b0C, S.M. Lang, Journal of the American Ceramic Society, Vol. 47, pp. 641-644 (1964), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "12.5"
                    }, 
                    {
                        "value": "14.6"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "minimum": "1150", 
                                "maximum": "1700"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity/Diffusivity of Silicon Carbide Whisker Reinforced Mullite, L.M. Russell, L.F. Johnson, and D.P.H. Hasselman, Journal of the American Ceramic Society, Vol. 70 10, pp. C-226-C-229 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.158"
                    }, 
                    {
                        "value": "3.184"
                    }, 
                    {
                        "value": "3.077"
                    }, 
                    {
                        "value": "3.200"
                    }, 
                    {
                        "value": "3.182"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "RH"
                            }, 
                            {
                                "value": "RH"
                            }, 
                            {
                                "value": "RH"
                            }, 
                            {
                                "value": "VLS"
                            }
                        ], 
                        "name": "Whisker Type"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Mass Fraction of SiC"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "98.7"
                            }, 
                            {
                                "value": "99.5"
                            }, 
                            {
                                "value": "96.2"
                            }, 
                            {
                                "value": "100.0"
                            }, 
                            {
                                "value": "99.4"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity/Diffusivity of Silicon Carbide Whisker Reinforced Mullite, L.M. Russell, L.F. Johnson, and D.P.H. Hasselman, Journal of the American Ceramic Society, Vol. 70 10, pp. C-226-C-229 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
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            {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
                        "value": "1063"
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                    {
                        "value": "1116"
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                        "value": "1153"
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                    {
                        "value": "1176"
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                    {
                        "value": "878"
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                    {
                        "value": "991"
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                    {
                        "value": "1061"
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                    {
                        "value": "1111"
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                    {
                        "value": "1149"
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                    {
                        "value": "1187"
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                    {
                        "value": "735"
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                    {
                        "value": "866"
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                    {
                        "value": "980"
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                    {
                        "value": "1052"
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                    {
                        "value": "1106"
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                    {
                        "value": "1139"
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                    {
                        "value": "1165"
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                    {
                        "value": "746"
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                    {
                        "value": "878"
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                    {
                        "value": "988"
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                    {
                        "value": "1063"
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                    {
                        "value": "1108"
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                    {
                        "value": "1142"
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                    {
                        "value": "1174"
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                "units": "J kg$^{-1}$ K$^{-1}$", 
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                                "value": "RH"
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                            {
                                "value": "RH"
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                            {
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                            {
                                "value": "RH"
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                                "value": "RH"
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                                "value": "RH"
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                            {
                                "value": "RH"
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                            {
                                "value": "RH"
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                            {
                                "value": "RH"
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                            {
                                "value": "RH"
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                            {
                                "value": "VLS"
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                            {
                                "value": "VLS"
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                            {
                                "value": "VLS"
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                            {
                                "value": "VLS"
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                            {
                                "value": "VLS"
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                            {
                                "value": "VLS"
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                            {
                                "value": "VLS"
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                        ], 
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                    {
                        "units": "%", 
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                            {
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                            {
                                "value": "0"
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                            {
                                "value": "0"
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                            {
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                            {
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                            {
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                            {
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                            {
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                            {
                                "value": "10"
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                            {
                                "value": "10"
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                            {
                                "value": "10"
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                            {
                                "value": "20"
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                            {
                                "value": "20"
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                            {
                                "value": "20"
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                            {
                                "value": "20"
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                            {
                                "value": "20"
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                            {
                                "value": "20"
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                            {
                                "value": "20"
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                            {
                                "value": "30"
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                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
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                            {
                                "value": "30"
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                            {
                                "value": "30"
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                            {
                                "value": "30"
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                            {
                                "value": "30"
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                            {
                                "value": "30"
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                            {
                                "value": "30"
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                            {
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                            {
                                "value": "30"
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                            {
                                "value": "30"
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                            {
                                "value": "30"
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                        ], 
                        "name": "Mass Fraction of Si"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "25"
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                                "value": "300"
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                            {
                                "value": "400"
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                            {
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                            {
                                "value": "595"
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                            {
                                "value": "200"
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                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
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                            {
                                "value": "595"
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                                "value": "25"
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                                "value": "100"
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                            {
                                "value": "200"
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                            {
                                "value": "300"
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                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "595"
                            }, 
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                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "595"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "595"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity/Diffusivity of Silicon Carbide Whisker Reinforced Mullite, L.M. Russell, L.F. Johnson, and D.P.H. Hasselman, Journal of the American Ceramic Society, Vol. 70 10, pp. C-226-C-229 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Mullite composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
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                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }, 
                            {
                                "value": "VLS"
                            }
                        ], 
                        "name": "Whisker Type"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Perpendicular"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Parallel"
                            }
                        ], 
                        "name": "Direction to Hot Pressing"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Mass Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "391"
                            }, 
                            {
                                "value": "498"
                            }, 
                            {
                                "value": "598"
                            }, 
                            {
                                "value": "705"
                            }, 
                            {
                                "value": "792"
                            }, 
                            {
                                "value": "899"
                            }, 
                            {
                                "value": "1007"
                            }, 
                            {
                                "value": "1107"
                            }, 
                            {
                                "value": "1201"
                            }, 
                            {
                                "value": "1301"
                            }, 
                            {
                                "value": "1408"
                            }, 
                            {
                                "value": "1502"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "308"
                            }, 
                            {
                                "value": "414"
                            }, 
                            {
                                "value": "501"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "707"
                            }, 
                            {
                                "value": "807"
                            }, 
                            {
                                "value": "899"
                            }, 
                            {
                                "value": "1006"
                            }, 
                            {
                                "value": "1105"
                            }, 
                            {
                                "value": "1218"
                            }, 
                            {
                                "value": "1304"
                            }, 
                            {
                                "value": "1404"
                            }, 
                            {
                                "value": "1503"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "313"
                            }, 
                            {
                                "value": "399"
                            }, 
                            {
                                "value": "492"
                            }, 
                            {
                                "value": "593"
                            }, 
                            {
                                "value": "693"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "893"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1101"
                            }, 
                            {
                                "value": "1194"
                            }, 
                            {
                                "value": "1301"
                            }, 
                            {
                                "value": "1402"
                            }, 
                            {
                                "value": "1495"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "307"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "799"
                            }, 
                            {
                                "value": "899"
                            }, 
                            {
                                "value": "999"
                            }, 
                            {
                                "value": "1105"
                            }, 
                            {
                                "value": "1205"
                            }, 
                            {
                                "value": "1305"
                            }, 
                            {
                                "value": "1411"
                            }, 
                            {
                                "value": "1510"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "306"
                            }, 
                            {
                                "value": "413"
                            }, 
                            {
                                "value": "506"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "720"
                            }, 
                            {
                                "value": "807"
                            }, 
                            {
                                "value": "913"
                            }, 
                            {
                                "value": "1007"
                            }, 
                            {
                                "value": "1107"
                            }, 
                            {
                                "value": "1201"
                            }, 
                            {
                                "value": "1301"
                            }, 
                            {
                                "value": "1409"
                            }, 
                            {
                                "value": "1502"
                            }, 
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "311"
                            }, 
                            {
                                "value": "498"
                            }, 
                            {
                                "value": "592"
                            }, 
                            {
                                "value": "705"
                            }, 
                            {
                                "value": "805"
                            }, 
                            {
                                "value": "905"
                            }, 
                            {
                                "value": "998"
                            }, 
                            {
                                "value": "1105"
                            }, 
                            {
                                "value": "1204"
                            }, 
                            {
                                "value": "1304"
                            }, 
                            {
                                "value": "1410"
                            }, 
                            {
                                "value": "1503"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "314"
                            }, 
                            {
                                "value": "408"
                            }, 
                            {
                                "value": "501"
                            }, 
                            {
                                "value": "601"
                            }, 
                            {
                                "value": "707"
                            }, 
                            {
                                "value": "808"
                            }, 
                            {
                                "value": "901"
                            }, 
                            {
                                "value": "1015"
                            }, 
                            {
                                "value": "1102"
                            }, 
                            {
                                "value": "1195"
                            }, 
                            {
                                "value": "1302"
                            }, 
                            {
                                "value": "1409"
                            }, 
                            {
                                "value": "1503"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "303"
                            }, 
                            {
                                "value": "397"
                            }, 
                            {
                                "value": "504"
                            }, 
                            {
                                "value": "591"
                            }, 
                            {
                                "value": "698"
                            }, 
                            {
                                "value": "811"
                            }, 
                            {
                                "value": "897"
                            }, 
                            {
                                "value": "1004"
                            }, 
                            {
                                "value": "1110"
                            }, 
                            {
                                "value": "1203"
                            }, 
                            {
                                "value": "1296"
                            }, 
                            {
                                "value": "1402"
                            }, 
                            {
                                "value": "1502"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "299"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "508"
                            }, 
                            {
                                "value": "595"
                            }, 
                            {
                                "value": "696"
                            }, 
                            {
                                "value": "802"
                            }, 
                            {
                                "value": "902"
                            }, 
                            {
                                "value": "1002"
                            }, 
                            {
                                "value": "1102"
                            }, 
                            {
                                "value": "1196"
                            }, 
                            {
                                "value": "1289"
                            }, 
                            {
                                "value": "1395"
                            }, 
                            {
                                "value": "1495"
                            }, 
                            {
                                "value": "36"
                            }, 
                            {
                                "value": "306"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "499"
                            }, 
                            {
                                "value": "693"
                            }, 
                            {
                                "value": "799"
                            }, 
                            {
                                "value": "899"
                            }, 
                            {
                                "value": "992"
                            }, 
                            {
                                "value": "1098"
                            }, 
                            {
                                "value": "1198"
                            }, 
                            {
                                "value": "1291"
                            }, 
                            {
                                "value": "1397"
                            }, 
                            {
                                "value": "1497"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength of Engineering Ceramics, Y. Fujisawa, K. Matsusue, and K. Takahara, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 1112-1117 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "814"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength of Engineering Ceramics, Y. Fujisawa, K. Matsusue, and K. Takahara, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 1112-1117 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "564"
                    }, 
                    {
                        "value": "111"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength of Engineering Ceramics, Y. Fujisawa, K. Matsusue, and K. Takahara, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 1112-1117 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "8.9"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength of Engineering Ceramics, Y. Fujisawa, K. Matsusue, and K. Takahara, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 1112-1117 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xCeO2.yMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "708"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength of Engineering Ceramics, Y. Fujisawa, K. Matsusue, and K. Takahara, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 1112-1117 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xCeO2.yMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "443"
                    }, 
                    {
                        "value": "53"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength of Engineering Ceramics, Y. Fujisawa, K. Matsusue, and K. Takahara, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 1112-1117 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xCeO2.yMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:CeO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "11.5"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength of Engineering Ceramics, Y. Fujisawa, K. Matsusue, and K. Takahara, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 1112-1117 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:AlN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "506"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength of Engineering Ceramics, Y. Fujisawa, K. Matsusue, and K. Takahara, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 1112-1117 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:AlN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "285"
                    }, 
                    {
                        "value": "246"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength of Engineering Ceramics, Y. Fujisawa, K. Matsusue, and K. Takahara, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 1112-1117 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:AlN"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.4"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength of Engineering Ceramics, Y. Fujisawa, K. Matsusue, and K. Takahara, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 1112-1117 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xB4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "745"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength of Engineering Ceramics, Y. Fujisawa, K. Matsusue, and K. Takahara, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 1112-1117 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xB4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "347"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength of Engineering Ceramics, Y. Fujisawa, K. Matsusue, and K. Takahara, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 1112-1117 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xB4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "10.3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength of Engineering Ceramics, Y. Fujisawa, K. Matsusue, and K. Takahara, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 1112-1117 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1021"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength of Engineering Ceramics, Y. Fujisawa, K. Matsusue, and K. Takahara, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 1112-1117 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "759"
                    }, 
                    {
                        "value": "31"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Tensile Strength of Engineering Ceramics, Y. Fujisawa, K. Matsusue, and K. Takahara, Journal of the Society of Materials Science, Japan, Vol. 35, pp. 1112-1117 (1986), published by Kyoto: Nihon Zairyo Gakkai."
            }
        ], 
        "names": [
            "Zirconia (PSZ)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "9.3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Preparation of TiB2 Sintered Compacts by Hot Pressing, H. Itoh, S. Naka, T. Matsudaira, and H. Hamamoto, Journal of Materials Science, Vol. 25, pp. 533-536 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.47"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Preparation of TiB2 Sintered Compacts by Hot Pressing, H. Itoh, S. Naka, T. Matsudaira, and H. Hamamoto, Journal of Materials Science, Vol. 25, pp. 533-536 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.3"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "60"
                            }
                        ], 
                        "name": "Hot Pressing Time"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Preparation of TiB2 Sintered Compacts by Hot Pressing, H. Itoh, S. Naka, T. Matsudaira, and H. Hamamoto, Journal of Materials Science, Vol. 25, pp. 533-536 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "26.6"
                    }, 
                    {
                        "value": "27.8"
                    }, 
                    {
                        "value": "27.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "min", 
                        "scalars": [
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "60"
                            }
                        ], 
                        "name": "Hot Pressing Time"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Preparation of TiB2 Sintered Compacts by Hot Pressing, H. Itoh, S. Naka, T. Matsudaira, and H. Hamamoto, Journal of Materials Science, Vol. 25, pp. 533-536 (1990), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "7.8"
                    }, 
                    {
                        "value": "8.4"
                    }, 
                    {
                        "value": "8.6"
                    }, 
                    {
                        "value": "8.8"
                    }, 
                    {
                        "value": "8.8"
                    }, 
                    {
                        "value": "8.8"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering and Elastic Constants of Al2O3-SiC Nanocomposites, C.C. Anya and S.G. Roberts, Journal of the European Ceramic Society, Vol. 17, pp. 565-573 (1997), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.96"
                    }, 
                    {
                        "value": "3.91"
                    }, 
                    {
                        "value": "3.85"
                    }, 
                    {
                        "value": "3.87"
                    }, 
                    {
                        "value": "3.81"
                    }, 
                    {
                        "value": "3.83"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1560"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sintering Time"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "N2"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "N2"
                            }, 
                            {
                                "value": "Ar"
                            }, 
                            {
                                "value": "N2"
                            }
                        ], 
                        "name": "Sintering Gas"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering and Elastic Constants of Al2O3-SiC Nanocomposites, C.C. Anya and S.G. Roberts, Journal of the European Ceramic Society, Vol. 17, pp. 565-573 (1997), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "3", 
                        "value": "397"
                    }, 
                    {
                        "uncertainty": "4", 
                        "value": "400"
                    }, 
                    {
                        "uncertainty": "3", 
                        "value": "381"
                    }, 
                    {
                        "uncertainty": "2", 
                        "value": "407"
                    }, 
                    {
                        "uncertainty": "3", 
                        "value": "387"
                    }, 
                    {
                        "uncertainty": "4", 
                        "value": "410"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.91"
                            }, 
                            {
                                "value": "3.85"
                            }, 
                            {
                                "value": "3.87"
                            }, 
                            {
                                "value": "3.81"
                            }, 
                            {
                                "value": "3.83"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.9"
                            }, 
                            {
                                "value": "99.8"
                            }, 
                            {
                                "value": "98.2"
                            }, 
                            {
                                "value": "99.7"
                            }, 
                            {
                                "value": "98.2"
                            }, 
                            {
                                "value": "99.6"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "2.9"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "2.6"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering and Elastic Constants of Al2O3-SiC Nanocomposites, C.C. Anya and S.G. Roberts, Journal of the European Ceramic Society, Vol. 17, pp. 565-573 (1997), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1.3", 
                        "value": "3.5"
                    }, 
                    {
                        "uncertainty": "1.1", 
                        "value": "4.0"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "2.9"
                    }, 
                    {
                        "uncertainty": "0.3", 
                        "value": "2.6"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1560"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }, 
                            {
                                "value": "1775"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Sintering Time"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Air"
                            }, 
                            {
                                "value": "N2"
                            }, 
                            {
                                "value": "N2"
                            }, 
                            {
                                "value": "N2"
                            }
                        ], 
                        "name": "Sintering Gas"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering and Elastic Constants of Al2O3-SiC Nanocomposites, C.C. Anya and S.G. Roberts, Journal of the European Ceramic Society, Vol. 17, pp. 565-573 (1997), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.249"
                    }, 
                    {
                        "value": "0.254"
                    }, 
                    {
                        "value": "0.241"
                    }, 
                    {
                        "value": "0.250"
                    }, 
                    {
                        "value": "0.240"
                    }, 
                    {
                        "value": "0.237"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.91"
                            }, 
                            {
                                "value": "3.85"
                            }, 
                            {
                                "value": "3.87"
                            }, 
                            {
                                "value": "3.81"
                            }, 
                            {
                                "value": "3.83"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.9"
                            }, 
                            {
                                "value": "99.8"
                            }, 
                            {
                                "value": "98.2"
                            }, 
                            {
                                "value": "99.7"
                            }, 
                            {
                                "value": "98.2"
                            }, 
                            {
                                "value": "99.6"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "2.9"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "2.6"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering and Elastic Constants of Al2O3-SiC Nanocomposites, C.C. Anya and S.G. Roberts, Journal of the European Ceramic Society, Vol. 17, pp. 565-573 (1997), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xSiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:SiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "2", 
                        "value": "160"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "159"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "152"
                    }, 
                    {
                        "uncertainty": "2", 
                        "value": "162"
                    }, 
                    {
                        "uncertainty": "2", 
                        "value": "155"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "165"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of SiC"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.96"
                            }, 
                            {
                                "value": "3.91"
                            }, 
                            {
                                "value": "3.85"
                            }, 
                            {
                                "value": "3.87"
                            }, 
                            {
                                "value": "3.81"
                            }, 
                            {
                                "value": "3.83"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "99.9"
                            }, 
                            {
                                "value": "99.8"
                            }, 
                            {
                                "value": "98.2"
                            }, 
                            {
                                "value": "99.7"
                            }, 
                            {
                                "value": "98.2"
                            }, 
                            {
                                "value": "99.6"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "2.9"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "2.6"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Enhanced Mechanical Properties of Alumina by Dis persed Titanium Diboride Particulate Inclusions, J. Liu and P.D. Ownby, Journal of the American Ceramic Society, Vol. 74 1, pp. 241-243 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "TiB2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
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                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Enhanced Mechanical Properties of Alumina by Dis persed Titanium Diboride Particulate Inclusions, J. Liu and P.D. Ownby, Journal of the American Ceramic Society, Vol. 74 1, pp. 241-243 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "420"
                    }, 
                    {
                        "value": "640"
                    }, 
                    {
                        "value": "630"
                    }, 
                    {
                        "value": "600"
                    }, 
                    {
                        "value": "710"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Volume Fraction of TiB2"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Enhanced Mechanical Properties of Alumina by Dis persed Titanium Diboride Particulate Inclusions, J. Liu and P.D. Ownby, Journal of the American Ceramic Society, Vol. 74 1, pp. 241-243 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3.xTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O:TiB"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
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                        "value": "4.7"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "5.3"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "6.5"
                    }, 
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "5.7"
                    }, 
                    {
                        "value": "5.2"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "7.7"
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                            {
                                "value": "10.0"
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                            {
                                "value": "15.0"
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                            {
                                "value": "20.0"
                            }
                        ], 
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                    }, 
                    {
                        "scalars": [
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                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "Vickers"
                            }, 
                            {
                                "value": "CNSR"
                            }, 
                            {
                                "value": "CNSR"
                            }, 
                            {
                                "value": "CNSR"
                            }, 
                            {
                                "value": "CNSR"
                            }, 
                            {
                                "value": "CNSR"
                            }, 
                            {
                                "value": "CNSR"
                            }
                        ], 
                        "name": "Measurement Type"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLaO2.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1088"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen Number"
                    }
                ], 
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        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLaO2.yAl2O3", 
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                "scalars": [
                    {
                        "value": "Si-N:Al"
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                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
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                ], 
                "name": "Crystallinity"
            }, 
            {
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                    {
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                    {
                        "uncertainty": "14", 
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                    }
                ], 
                "units": "MPa", 
                "conditions": [
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                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "22"
                            }, 
                            {
                                "value": "1000"
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                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
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                    {
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                                "value": "B"
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        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLaO2.yAl2O3", 
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                        "value": "Si-N:Al"
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            {
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                    }
                ], 
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                        "units": "$^{\\circ}$C", 
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                                "value": "22"
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                                "value": "C"
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    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                "scalars": [
                    {
                        "value": "Si-N:Al"
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            {
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                ], 
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                            {
                                "value": "22"
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                        ], 
                        "name": "Temperature"
                    }, 
                    {
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                                "value": "D"
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                        "name": "Specimen Number"
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                ], 
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        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Ceramic Technology Project Data Base:  September 1992 Summary Report, B.L.P. Keyes, ORNL Report Number:  ORNL/M-2775, pp. 1-171 (1992), published by Oak Ridge National Laboratory."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xLaO2.yAl2O3", 
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                ], 
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            {
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                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
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                        "units": "$^{\\circ}$C", 
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                                "value": "23"
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                        ], 
                        "name": "Temperature"
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                                "value": "A"
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        ]
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    {
        "category": "system.chemical", 
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                "name": "Hot Isostatic Pressing"
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        ], 
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            {
                "citation": "Elevated Temperature Fracture Behavior of Monolithic and SiCw-Reinforced Silicon Nitride Under Quasi-Static Loads, T. Hansson, U. Ramamurty, C. Bull, and R. Warren, Materials Science and Engineering A, Vol. 209, pp. 137-148 (1996), published by Elsevier Sequoia."
            }
        ], 
        "names": [
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
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                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
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            }, 
            {
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                    }
                ], 
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            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
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                        "value": "6.0"
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                    {
                        "value": "6.1"
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                    {
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                    {
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                    {
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                    {
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                    {
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                    {
                        "value": "5.8"
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                    {
                        "value": "4.4"
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                    {
                        "value": "5.1"
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                    {
                        "value": "7.0"
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                        "value": "9.0"
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                        "value": "7.4"
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                    {
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                ], 
                "units": "MPa m$^{1/2}$", 
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                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
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                                "value": "1"
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                            {
                                "value": "1"
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                            {
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                            {
                                "value": "1"
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                            {
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                            {
                                "value": "1"
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                            {
                                "value": "1"
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                            {
                                "value": "10"
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                            {
                                "value": "10"
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                            {
                                "value": "10"
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                            {
                                "value": "10"
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                            {
                                "value": "10"
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                        ], 
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                    {
                        "units": "$^{\\circ}$C", 
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                                "value": "25"
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                                "value": "1000"
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                                "value": "1200"
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                            {
                                "value": "1500"
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                            {
                                "value": "1550"
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            }
        ], 
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            }, 
            {
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                ], 
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            }
        ]
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        ], 
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            {
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            }
        ], 
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            }, 
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                ], 
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                                "value": "1"
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                            {
                                "value": "1"
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                            {
                                "value": "10"
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                            {
                                "value": "10"
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                            {
                                "value": "10"
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                            {
                                "value": "10"
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                            {
                                "value": "10"
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                            {
                                "value": "10"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "1200"
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                            {
                                "value": "1250"
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                            {
                                "value": "1300"
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                            {
                                "value": "1350"
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                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1250"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanisms of High-Temperature Creep of Fully Stabilized Zirconia Single Crystals as a Function of the Yttria Content, D. Gomez-Garcia,J. Martinez-Fernandez, A. Dominguez-Rodriguez, and J. Castaing, Journal of the American Ceramic Society, Vol. 80 7, pp. 1668-1672 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "58", 
                        "value": "723"
                    }, 
                    {
                        "uncertainty": "87", 
                        "value": "753"
                    }, 
                    {
                        "uncertainty": "87", 
                        "value": "753"
                    }, 
                    {
                        "uncertainty": "48", 
                        "value": "540"
                    }, 
                    {
                        "uncertainty": "68", 
                        "value": "531"
                    }, 
                    {
                        "uncertainty": "68", 
                        "value": "579"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "T 1500"
                            }, 
                            {
                                "value": "T 1500"
                            }, 
                            {
                                "value": "T 1500"
                            }, 
                            {
                                "value": "T 1500"
                            }, 
                            {
                                "value": "T 1500"
                            }, 
                            {
                                "value": "T 1500"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "18"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanisms of High-Temperature Creep of Fully Stabilized Zirconia Single Crystals as a Function of the Yttria Content, D. Gomez-Garcia,J. Martinez-Fernandez, A. Dominguez-Rodriguez, and J. Castaing, Journal of the American Ceramic Society, Vol. 80 7, pp. 1668-1672 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
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            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "21000"
                    }, 
                    {
                        "value": "17000"
                    }, 
                    {
                        "value": "7700"
                    }, 
                    {
                        "value": "3200"
                    }, 
                    {
                        "value": "2200"
                    }, 
                    {
                        "value": "1300"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "64"
                    }, 
                    {
                        "value": "48000"
                    }, 
                    {
                        "value": "21000"
                    }, 
                    {
                        "value": "6100"
                    }, 
                    {
                        "value": "3900"
                    }, 
                    {
                        "value": "3700"
                    }, 
                    {
                        "value": "900"
                    }, 
                    {
                        "value": "910"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "92"
                    }, 
                    {
                        "value": "64"
                    }, 
                    {
                        "value": "36"
                    }, 
                    {
                        "value": "36"
                    }, 
                    {
                        "value": "31000"
                    }, 
                    {
                        "value": "8800"
                    }, 
                    {
                        "value": "6600"
                    }, 
                    {
                        "value": "2900"
                    }, 
                    {
                        "value": "2000"
                    }, 
                    {
                        "value": "840"
                    }, 
                    {
                        "value": "670"
                    }, 
                    {
                        "value": "470"
                    }, 
                    {
                        "value": "280"
                    }, 
                    {
                        "value": "92"
                    }, 
                    {
                        "value": "25"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "18"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Applied Stress"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1653"
                            }, 
                            {
                                "value": "1634"
                            }, 
                            {
                                "value": "1583"
                            }, 
                            {
                                "value": "1532"
                            }, 
                            {
                                "value": "1502"
                            }, 
                            {
                                "value": "1486"
                            }, 
                            {
                                "value": "1452"
                            }, 
                            {
                                "value": "1399"
                            }, 
                            {
                                "value": "1756"
                            }, 
                            {
                                "value": "1687"
                            }, 
                            {
                                "value": "1634"
                            }, 
                            {
                                "value": "1601"
                            }, 
                            {
                                "value": "1583"
                            }, 
                            {
                                "value": "1532"
                            }, 
                            {
                                "value": "1512"
                            }, 
                            {
                                "value": "1452"
                            }, 
                            {
                                "value": "1431"
                            }, 
                            {
                                "value": "1402"
                            }, 
                            {
                                "value": "1399"
                            }, 
                            {
                                "value": "1402"
                            }, 
                            {
                                "value": "1756"
                            }, 
                            {
                                "value": "1683"
                            }, 
                            {
                                "value": "1634"
                            }, 
                            {
                                "value": "1601"
                            }, 
                            {
                                "value": "1580"
                            }, 
                            {
                                "value": "1532"
                            }, 
                            {
                                "value": "1532"
                            }, 
                            {
                                "value": "1502"
                            }, 
                            {
                                "value": "1486"
                            }, 
                            {
                                "value": "1452"
                            }, 
                            {
                                "value": "1402"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Mechanisms of High-Temperature Creep of Fully Stabilized Zirconia Single Crystals as a Function of the Yttria Content, D. Gomez-Garcia,J. Martinez-Fernandez, A. Dominguez-Rodriguez, and J. Castaing, Journal of the American Ceramic Society, Vol. 80 7, pp. 1668-1672 (1997), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1", 
                        "value": "4"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "4"
                    }, 
                    {
                        "uncertainty": "1", 
                        "value": "5"
                    }, 
                    {
                        "uncertainty": "0.6", 
                        "value": "2.8"
                    }, 
                    {
                        "uncertainty": "0.7", 
                        "value": "2.8"
                    }, 
                    {
                        "uncertainty": "0.5", 
                        "value": "3.2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "T 1500"
                            }, 
                            {
                                "value": "T 1500"
                            }, 
                            {
                                "value": "T 1500"
                            }, 
                            {
                                "value": "T 1500"
                            }, 
                            {
                                "value": "T 1500"
                            }, 
                            {
                                "value": "T 1500"
                            }
                        ], 
                        "name": "Temperature Range"
                    }, 
                    {
                        "units": "%", 
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                            {
                                "value": "12"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "18"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "18"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "citation": "Gaseous Corrosion of Ceramics, D.W. Readey, Ceramic Transactions, Vol. 10, pp. 53-80 (1989), edited by R.E. Tressler and M. McNallan, published by American Ceramic Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
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            {
                "scalars": [
                    {
                        "value": "Si-O"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "86"
                    }, 
                    {
                        "value": "66"
                    }, 
                    {
                        "value": "55"
                    }, 
                    {
                        "value": "42"
                    }, 
                    {
                        "value": "31"
                    }, 
                    {
                        "value": "25"
                    }, 
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "8.2"
                    }, 
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "59"
                    }, 
                    {
                        "value": "47"
                    }, 
                    {
                        "value": "34"
                    }, 
                    {
                        "value": "28"
                    }, 
                    {
                        "value": "19"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "8.9"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "0.7"
                    }, 
                    {
                        "value": "18"
                    }, 
                    {
                        "value": "9.8"
                    }, 
                    {
                        "value": "6.0"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "1.1"
                    }, 
                    {
                        "value": "0.7"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1520"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1490"
                            }, 
                            {
                                "value": "1470"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1430"
                            }, 
                            {
                                "value": "1410"
                            }, 
                            {
                                "value": "1390"
                            }, 
                            {
                                "value": "1370"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1330"
                            }, 
                            {
                                "value": "1290"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "1520"
                            }, 
                            {
                                "value": "1510"
                            }, 
                            {
                                "value": "1490"
                            }, 
                            {
                                "value": "1470"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1430"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1390"
                            }, 
                            {
                                "value": "1370"
                            }, 
                            {
                                "value": "1360"
                            }, 
                            {
                                "value": "1330"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1530"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1480"
                            }, 
                            {
                                "value": "1470"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1430"
                            }, 
                            {
                                "value": "1410"
                            }, 
                            {
                                "value": "1390"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "-32"
                            }, 
                            {
                                "value": "-32"
                            }, 
                            {
                                "value": "-32"
                            }, 
                            {
                                "value": "-32"
                            }, 
                            {
                                "value": "-32"
                            }, 
                            {
                                "value": "-32"
                            }, 
                            {
                                "value": "-32"
                            }, 
                            {
                                "value": "-32"
                            }, 
                            {
                                "value": "-32"
                            }, 
                            {
                                "value": "-32"
                            }, 
                            {
                                "value": "-32"
                            }, 
                            {
                                "value": "-32"
                            }, 
                            {
                                "value": "-32"
                            }, 
                            {
                                "value": "-32"
                            }, 
                            {
                                "value": "-24"
                            }, 
                            {
                                "value": "-24"
                            }, 
                            {
                                "value": "-24"
                            }, 
                            {
                                "value": "-24"
                            }, 
                            {
                                "value": "-24"
                            }, 
                            {
                                "value": "-24"
                            }, 
                            {
                                "value": "-24"
                            }, 
                            {
                                "value": "-24"
                            }, 
                            {
                                "value": "-24"
                            }, 
                            {
                                "value": "-24"
                            }, 
                            {
                                "value": "-24"
                            }, 
                            {
                                "value": "-24"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }, 
                            {
                                "value": "13"
                            }
                        ], 
                        "name": "Dew Point"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Gaseous Corrosion of Ceramics, D.W. Readey, Ceramic Transactions, Vol. 10, pp. 53-80 (1989), edited by R.E. Tressler and M. McNallan, published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Sohio Engineered Materials Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.25"
                    }, 
                    {
                        "value": "0.36"
                    }, 
                    {
                        "value": "0.52"
                    }, 
                    {
                        "value": "0.55"
                    }, 
                    {
                        "value": "0.69"
                    }, 
                    {
                        "value": "0.46"
                    }, 
                    {
                        "value": "0.29"
                    }, 
                    {
                        "value": "0.29"
                    }, 
                    {
                        "value": "0.25"
                    }, 
                    {
                        "value": "0.22"
                    }, 
                    {
                        "value": "0.25"
                    }, 
                    {
                        "value": "0.25"
                    }, 
                    {
                        "value": "0.28"
                    }, 
                    {
                        "value": "0.24"
                    }, 
                    {
                        "value": "0.21"
                    }, 
                    {
                        "value": "0.20"
                    }, 
                    {
                        "value": "0.17"
                    }, 
                    {
                        "value": "0.47"
                    }, 
                    {
                        "value": "1.56"
                    }, 
                    {
                        "value": "0.72"
                    }, 
                    {
                        "value": "0.88"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "0.89"
                    }, 
                    {
                        "value": "0.75"
                    }, 
                    {
                        "value": "0.57"
                    }, 
                    {
                        "value": "0.53"
                    }, 
                    {
                        "value": "0.53"
                    }, 
                    {
                        "value": "0.56"
                    }, 
                    {
                        "value": "0.54"
                    }, 
                    {
                        "value": "0.49"
                    }, 
                    {
                        "value": "0.37"
                    }, 
                    {
                        "value": "0.27"
                    }, 
                    {
                        "value": "0.62"
                    }, 
                    {
                        "value": "0.73"
                    }, 
                    {
                        "value": "0.94"
                    }, 
                    {
                        "value": "1.15"
                    }, 
                    {
                        "value": "1.65"
                    }, 
                    {
                        "value": "1.88"
                    }, 
                    {
                        "value": "2.53"
                    }, 
                    {
                        "value": "2.89"
                    }, 
                    {
                        "value": "2.06"
                    }, 
                    {
                        "value": "1.28"
                    }, 
                    {
                        "value": "1.01"
                    }, 
                    {
                        "value": "1.00"
                    }, 
                    {
                        "value": "1.00"
                    }, 
                    {
                        "value": "0.99"
                    }, 
                    {
                        "value": "0.78"
                    }, 
                    {
                        "value": "0.57"
                    }, 
                    {
                        "value": "0.50"
                    }, 
                    {
                        "value": "0.78"
                    }, 
                    {
                        "value": "0.92"
                    }, 
                    {
                        "value": "1.28"
                    }, 
                    {
                        "value": "1.45"
                    }, 
                    {
                        "value": "1.96"
                    }, 
                    {
                        "value": "2.30"
                    }, 
                    {
                        "value": "3.54"
                    }, 
                    {
                        "value": "4.46"
                    }, 
                    {
                        "value": "4.76"
                    }, 
                    {
                        "value": "4.43"
                    }, 
                    {
                        "value": "2.04"
                    }, 
                    {
                        "value": "1.83"
                    }, 
                    {
                        "value": "1.82"
                    }, 
                    {
                        "value": "1.69"
                    }, 
                    {
                        "value": "1.29"
                    }, 
                    {
                        "value": "0.98"
                    }, 
                    {
                        "value": "0.82"
                    }, 
                    {
                        "value": "0.83"
                    }, 
                    {
                        "value": "1.02"
                    }, 
                    {
                        "value": "1.36"
                    }, 
                    {
                        "value": "1.66"
                    }, 
                    {
                        "value": "2.31"
                    }, 
                    {
                        "value": "1.63"
                    }, 
                    {
                        "value": "4.05"
                    }, 
                    {
                        "value": "5.10"
                    }, 
                    {
                        "value": "5.81"
                    }, 
                    {
                        "value": "7.08"
                    }, 
                    {
                        "value": "4.11"
                    }, 
                    {
                        "value": "3.34"
                    }, 
                    {
                        "value": "3.22"
                    }, 
                    {
                        "value": "3.00"
                    }, 
                    {
                        "value": "2.20"
                    }, 
                    {
                        "value": "1.62"
                    }, 
                    {
                        "value": "1.36"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1427"
                            }, 
                            {
                                "value": "1427"
                            }, 
                            {
                                "value": "1427"
                            }, 
                            {
                                "value": "1427"
                            }, 
                            {
                                "value": "1427"
                            }, 
                            {
                                "value": "1427"
                            }, 
                            {
                                "value": "1427"
                            }, 
                            {
                                "value": "1427"
                            }, 
                            {
                                "value": "1427"
                            }, 
                            {
                                "value": "1427"
                            }, 
                            {
                                "value": "1427"
                            }, 
                            {
                                "value": "1427"
                            }, 
                            {
                                "value": "1427"
                            }, 
                            {
                                "value": "1427"
                            }, 
                            {
                                "value": "1427"
                            }, 
                            {
                                "value": "1427"
                            }, 
                            {
                                "value": "1427"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1475"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "Pa", 
                        "scalars": [
                            {
                                "value": "2.3"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "7.4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "47"
                            }, 
                            {
                                "value": "71"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "340"
                            }, 
                            {
                                "value": "470"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "34"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "72"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "460"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "33"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "460"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "7"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "33"
                            }, 
                            {
                                "value": "47"
                            }, 
                            {
                                "value": "73"
                            }, 
                            {
                                "value": "99"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "360"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "33"
                            }, 
                            {
                                "value": "48"
                            }, 
                            {
                                "value": "71"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "220"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "450"
                            }
                        ], 
                        "name": "H2O Vapor Pressure"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering and Properties of Titanium Diboride Made from Powder Synthesized in a Plasma-Arc Heater, H.R. Baumgartner and R.A. Steiger, Journal of the American Ceramic Society, Vol. 67 3, pp. 207-212 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "537"
                    }, 
                    {
                        "value": "540"
                    }, 
                    {
                        "value": "532"
                    }, 
                    {
                        "value": "526"
                    }, 
                    {
                        "value": "503"
                    }, 
                    {
                        "value": "500"
                    }, 
                    {
                        "value": "482"
                    }, 
                    {
                        "value": "459"
                    }, 
                    {
                        "value": "447"
                    }, 
                    {
                        "value": "433"
                    }, 
                    {
                        "value": "412"
                    }, 
                    {
                        "value": "507"
                    }, 
                    {
                        "value": "505"
                    }, 
                    {
                        "value": "502"
                    }, 
                    {
                        "value": "494"
                    }, 
                    {
                        "value": "491"
                    }, 
                    {
                        "value": "464"
                    }, 
                    {
                        "value": "438"
                    }, 
                    {
                        "value": "432"
                    }, 
                    {
                        "value": "400"
                    }, 
                    {
                        "value": "385"
                    }, 
                    {
                        "value": "405"
                    }, 
                    {
                        "value": "403"
                    }, 
                    {
                        "value": "388"
                    }, 
                    {
                        "value": "385"
                    }, 
                    {
                        "value": "383"
                    }, 
                    {
                        "value": "377"
                    }, 
                    {
                        "value": "377"
                    }, 
                    {
                        "value": "363"
                    }, 
                    {
                        "value": "345"
                    }, 
                    {
                        "value": "346"
                    }, 
                    {
                        "value": "343"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "610"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "810"
                            }, 
                            {
                                "value": "910"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "27"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "610"
                            }, 
                            {
                                "value": "710"
                            }, 
                            {
                                "value": "810"
                            }, 
                            {
                                "value": "910"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "29"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "210"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "410"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "710"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "910"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2275"
                            }, 
                            {
                                "value": "2275"
                            }, 
                            {
                                "value": "2275"
                            }, 
                            {
                                "value": "2275"
                            }, 
                            {
                                "value": "2275"
                            }, 
                            {
                                "value": "2275"
                            }, 
                            {
                                "value": "2275"
                            }, 
                            {
                                "value": "2275"
                            }, 
                            {
                                "value": "2275"
                            }, 
                            {
                                "value": "2275"
                            }, 
                            {
                                "value": "2275"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering and Properties of Titanium Diboride Made from Powder Synthesized in a Plasma-Arc Heater, H.R. Baumgartner and R.A. Steiger, Journal of the American Ceramic Society, Vol. 67 3, pp. 207-212 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "308"
                    }, 
                    {
                        "value": "368"
                    }, 
                    {
                        "value": "388"
                    }, 
                    {
                        "value": "283"
                    }, 
                    {
                        "value": "304"
                    }, 
                    {
                        "value": "365"
                    }, 
                    {
                        "value": "382"
                    }, 
                    {
                        "value": "61"
                    }, 
                    {
                        "value": "74"
                    }, 
                    {
                        "value": "127"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "970"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "490"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "960"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2275"
                            }, 
                            {
                                "value": "2275"
                            }, 
                            {
                                "value": "2275"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering and Properties of Titanium Diboride Made from Powder Synthesized in a Plasma-Arc Heater, H.R. Baumgartner and R.A. Steiger, Journal of the American Ceramic Society, Vol. 67 3, pp. 207-212 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.43", 
                        "value": "4.87"
                    }, 
                    {
                        "uncertainty": "0.40", 
                        "value": "4.78"
                    }, 
                    {
                        "uncertainty": "0.30", 
                        "value": "5.00"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "960"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2100"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering and Properties of Titanium Diboride Made from Powder Synthesized in a Plasma-Arc Heater, H.R. Baumgartner and R.A. Steiger, Journal of the American Ceramic Society, Vol. 67 3, pp. 207-212 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.093"
                    }, 
                    {
                        "value": "0.074"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2275"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "No"
                            }, 
                            {
                                "value": "Yes"
                            }
                        ], 
                        "name": "Microcracked Condition"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Sintering and Properties of Titanium Diboride Made from Powder Synthesized in a Plasma-Arc Heater, H.R. Baumgartner and R.A. Steiger, Journal of the American Ceramic Society, Vol. 67 3, pp. 207-212 (1984), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.403"
                    }, 
                    {
                        "value": "0.317"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "25"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2275"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "No"
                            }, 
                            {
                                "value": "Yes"
                            }
                        ], 
                        "name": "Microcracked Condition"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Expansion of Sintered Oxynitrides in the System AlN-Al2O3, T. Sakai and A. Watanabe, American Ceramic Society Bulletin, Vol. 59 8, pp. 853-853 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Aluminum oxynitride (ALON)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "(1-x)Al2O3.xAlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.61"
                    }, 
                    {
                        "value": "5.57"
                    }, 
                    {
                        "value": "5.73"
                    }, 
                    {
                        "value": "6.00"
                    }, 
                    {
                        "value": "5.91"
                    }, 
                    {
                        "value": "7.59"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "94.9"
                            }, 
                            {
                                "value": "91.3"
                            }, 
                            {
                                "value": "87.4"
                            }, 
                            {
                                "value": "83.2"
                            }, 
                            {
                                "value": "33.3"
                            }
                        ], 
                        "name": "Mole Fraction of AlN"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Hot Pressing Temperature"
                    }, 
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.25"
                            }, 
                            {
                                "value": "3.24"
                            }, 
                            {
                                "value": "3.28"
                            }, 
                            {
                                "value": "3.30"
                            }, 
                            {
                                "value": "3.29"
                            }, 
                            {
                                "value": "3.65"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "AlN"
                            }, 
                            {
                                "value": "AlN"
                            }, 
                            {
                                "value": "AlN + polytype"
                            }, 
                            {
                                "value": "AlN + polytype"
                            }, 
                            {
                                "value": "Polytype (27R)"
                            }, 
                            {
                                "value": "Spinel"
                            }
                        ], 
                        "name": "Dominant Crystal Plane"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High-Temperature Heat Contents of V2O3, V2O4, and V2O5, O.A. Cook, Journal of the American Chemical Society, Vol. 69, pp. 331-333 (1947), published by American Chemical Society."
            }
        ], 
        "names": [
            "Vanadium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "V2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "V-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "688.4"
                    }, 
                    {
                        "value": "691.0"
                    }, 
                    {
                        "value": "777.8"
                    }, 
                    {
                        "value": "825.1"
                    }, 
                    {
                        "value": "856.9"
                    }, 
                    {
                        "value": "881.3"
                    }, 
                    {
                        "value": "901.8"
                    }, 
                    {
                        "value": "920.1"
                    }, 
                    {
                        "value": "936.9"
                    }, 
                    {
                        "value": "952.8"
                    }, 
                    {
                        "value": "968.1"
                    }, 
                    {
                        "value": "982.9"
                    }, 
                    {
                        "value": "997.5"
                    }, 
                    {
                        "value": "1012"
                    }, 
                    {
                        "value": "1026"
                    }, 
                    {
                        "value": "1040"
                    }, 
                    {
                        "value": "1054"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "solid"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "103.2"
                            }, 
                            {
                                "value": "103.6"
                            }, 
                            {
                                "value": "116.6"
                            }, 
                            {
                                "value": "123.7"
                            }, 
                            {
                                "value": "128.4"
                            }, 
                            {
                                "value": "132.1"
                            }, 
                            {
                                "value": "135.2"
                            }, 
                            {
                                "value": "137.9"
                            }, 
                            {
                                "value": "140.4"
                            }, 
                            {
                                "value": "142.8"
                            }, 
                            {
                                "value": "145.1"
                            }, 
                            {
                                "value": "147.3"
                            }, 
                            {
                                "value": "149.5"
                            }, 
                            {
                                "value": "151.6"
                            }, 
                            {
                                "value": "153.8"
                            }, 
                            {
                                "value": "155.8"
                            }, 
                            {
                                "value": "157.9"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High-Temperature Heat Contents of V2O3, V2O4, and V2O5, O.A. Cook, Journal of the American Chemical Society, Vol. 69, pp. 331-333 (1947), published by American Chemical Society."
            }
        ], 
        "names": [
            "Vanadium tetroxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "V2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "V-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "754.3"
                    }, 
                    {
                        "value": "754.3"
                    }, 
                    {
                        "value": "754.3"
                    }, 
                    {
                        "value": "762.7"
                    }, 
                    {
                        "value": "810.2"
                    }, 
                    {
                        "value": "863.6"
                    }, 
                    {
                        "value": "896.5"
                    }, 
                    {
                        "value": "919.7"
                    }, 
                    {
                        "value": "937.8"
                    }, 
                    {
                        "value": "952.9"
                    }, 
                    {
                        "value": "966.2"
                    }, 
                    {
                        "value": "978.2"
                    }, 
                    {
                        "value": "989.4"
                    }, 
                    {
                        "value": "1000"
                    }, 
                    {
                        "value": "1010"
                    }, 
                    {
                        "value": "1020"
                    }, 
                    {
                        "value": "1030"
                    }, 
                    {
                        "value": "1039"
                    }, 
                    {
                        "value": "1049"
                    }, 
                    {
                        "value": "1050"
                    }, 
                    {
                        "value": "1286"
                    }, 
                    {
                        "value": "1286"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "alpha"
                            }, 
                            {
                                "value": "alpha"
                            }, 
                            {
                                "value": "alpha"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "beta"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "345"
                            }, 
                            {
                                "value": "345"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1818"
                            }, 
                            {
                                "value": "1818"
                            }, 
                            {
                                "value": "1900"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "125.1"
                            }, 
                            {
                                "value": "125.1"
                            }, 
                            {
                                "value": "125.1"
                            }, 
                            {
                                "value": "126.5"
                            }, 
                            {
                                "value": "134.4"
                            }, 
                            {
                                "value": "143.3"
                            }, 
                            {
                                "value": "148.7"
                            }, 
                            {
                                "value": "152.6"
                            }, 
                            {
                                "value": "155.6"
                            }, 
                            {
                                "value": "158.1"
                            }, 
                            {
                                "value": "160.3"
                            }, 
                            {
                                "value": "162.3"
                            }, 
                            {
                                "value": "164.1"
                            }, 
                            {
                                "value": "165.9"
                            }, 
                            {
                                "value": "167.6"
                            }, 
                            {
                                "value": "169.2"
                            }, 
                            {
                                "value": "170.8"
                            }, 
                            {
                                "value": "172.4"
                            }, 
                            {
                                "value": "173.9"
                            }, 
                            {
                                "value": "174.2"
                            }, 
                            {
                                "value": "213.3"
                            }, 
                            {
                                "value": "213.3"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "High-Temperature Heat Contents of V2O3, V2O4, and V2O5, O.A. Cook, Journal of the American Chemical Society, Vol. 69, pp. 331-333 (1947), published by American Chemical Society."
            }
        ], 
        "names": [
            "Vanadium pentoxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "V2O5", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "V-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "701.3"
                    }, 
                    {
                        "value": "705.7"
                    }, 
                    {
                        "value": "844.5"
                    }, 
                    {
                        "value": "904.0"
                    }, 
                    {
                        "value": "932.2"
                    }, 
                    {
                        "value": "945.6"
                    }, 
                    {
                        "value": "951.2"
                    }, 
                    {
                        "value": "952.2"
                    }, 
                    {
                        "value": "951.7"
                    }, 
                    {
                        "value": "1049"
                    }, 
                    {
                        "value": "1049"
                    }, 
                    {
                        "value": "1049"
                    }, 
                    {
                        "value": "1049"
                    }, 
                    {
                        "value": "1049"
                    }, 
                    {
                        "value": "1049"
                    }, 
                    {
                        "value": "1049"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "solid"
                            }, 
                            {
                                "value": "solid"
                            }, 
                            {
                                "value": "solid"
                            }, 
                            {
                                "value": "solid"
                            }, 
                            {
                                "value": "solid"
                            }, 
                            {
                                "value": "solid"
                            }, 
                            {
                                "value": "solid"
                            }, 
                            {
                                "value": "solid"
                            }, 
                            {
                                "value": "solid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }, 
                            {
                                "value": "liquid"
                            }
                        ], 
                        "name": "Phase"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "943"
                            }, 
                            {
                                "value": "943"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "127.6"
                            }, 
                            {
                                "value": "128.3"
                            }, 
                            {
                                "value": "153.6"
                            }, 
                            {
                                "value": "164.4"
                            }, 
                            {
                                "value": "169.5"
                            }, 
                            {
                                "value": "172.0"
                            }, 
                            {
                                "value": "173.0"
                            }, 
                            {
                                "value": "173.2"
                            }, 
                            {
                                "value": "173.1"
                            }, 
                            {
                                "value": "190.8"
                            }, 
                            {
                                "value": "190.8"
                            }, 
                            {
                                "value": "190.8"
                            }, 
                            {
                                "value": "190.8"
                            }, 
                            {
                                "value": "190.8"
                            }, 
                            {
                                "value": "190.8"
                            }, 
                            {
                                "value": "190.8"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Selected Data on the Thermodynamic Properties of $\\alpha$-Alumina, R. Castanet, High Temperatures - High Pressures, Vol. 16, pp. 449-457 (1984), published by Pion Limited."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.085"
                    }, 
                    {
                        "value": "0.72"
                    }, 
                    {
                        "value": "2.58"
                    }, 
                    {
                        "value": "6.85"
                    }, 
                    {
                        "value": "14.8"
                    }, 
                    {
                        "value": "27.4"
                    }, 
                    {
                        "value": "45.1"
                    }, 
                    {
                        "value": "67.7"
                    }, 
                    {
                        "value": "94.9"
                    }, 
                    {
                        "value": "126"
                    }, 
                    {
                        "value": "197"
                    }, 
                    {
                        "value": "274"
                    }, 
                    {
                        "value": "353"
                    }, 
                    {
                        "value": "431"
                    }, 
                    {
                        "value": "503"
                    }, 
                    {
                        "value": "659"
                    }, 
                    {
                        "value": "718"
                    }, 
                    {
                        "value": "779"
                    }, 
                    {
                        "value": "872"
                    }, 
                    {
                        "value": "942"
                    }, 
                    {
                        "value": "1041"
                    }, 
                    {
                        "value": "1104"
                    }, 
                    {
                        "value": "1147"
                    }, 
                    {
                        "value": "1178"
                    }, 
                    {
                        "value": "1204"
                    }, 
                    {
                        "value": "1226"
                    }, 
                    {
                        "value": "1244"
                    }, 
                    {
                        "value": "1258"
                    }, 
                    {
                        "value": "1267"
                    }, 
                    {
                        "value": "1277"
                    }, 
                    {
                        "value": "1285"
                    }, 
                    {
                        "value": "1296"
                    }, 
                    {
                        "value": "1306"
                    }, 
                    {
                        "value": "1318"
                    }, 
                    {
                        "value": "1344"
                    }, 
                    {
                        "value": "1370"
                    }, 
                    {
                        "value": "1378"
                    }, 
                    {
                        "value": "1386"
                    }, 
                    {
                        "value": "1390"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "250"
                            }, 
                            {
                                "value": "273.15"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2250"
                            }, 
                            {
                                "value": "2300"
                            }, 
                            {
                                "value": "2325"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "0.0087"
                            }, 
                            {
                                "value": "0.073"
                            }, 
                            {
                                "value": "0.263"
                            }, 
                            {
                                "value": "0.698"
                            }, 
                            {
                                "value": "1.506"
                            }, 
                            {
                                "value": "2.793"
                            }, 
                            {
                                "value": "4.594"
                            }, 
                            {
                                "value": "6.902"
                            }, 
                            {
                                "value": "9.677"
                            }, 
                            {
                                "value": "12.85"
                            }, 
                            {
                                "value": "20.07"
                            }, 
                            {
                                "value": "27.94"
                            }, 
                            {
                                "value": "36.04"
                            }, 
                            {
                                "value": "43.91"
                            }, 
                            {
                                "value": "51.33"
                            }, 
                            {
                                "value": "67.17"
                            }, 
                            {
                                "value": "73.22"
                            }, 
                            {
                                "value": "79.46"
                            }, 
                            {
                                "value": "88.91"
                            }, 
                            {
                                "value": "96.08"
                            }, 
                            {
                                "value": "106.13"
                            }, 
                            {
                                "value": "112.55"
                            }, 
                            {
                                "value": "116.92"
                            }, 
                            {
                                "value": "120.14"
                            }, 
                            {
                                "value": "122.81"
                            }, 
                            {
                                "value": "125.02"
                            }, 
                            {
                                "value": "126.79"
                            }, 
                            {
                                "value": "128.25"
                            }, 
                            {
                                "value": "129.22"
                            }, 
                            {
                                "value": "130.16"
                            }, 
                            {
                                "value": "131.0"
                            }, 
                            {
                                "value": "132.1"
                            }, 
                            {
                                "value": "133.2"
                            }, 
                            {
                                "value": "134.4"
                            }, 
                            {
                                "value": "137.0"
                            }, 
                            {
                                "value": "139.7"
                            }, 
                            {
                                "value": "140.5"
                            }, 
                            {
                                "value": "141.3"
                            }, 
                            {
                                "value": "141.7"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Indentation Fracture of WC-Co Cermets, D.K. Shetty, I.G. Wright, P.N. Mincer, and A.H. Clauer, Journal of Materials Science, Vol. 20, pp. 1873-1882 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Tungsten carbide cermet"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "WC.xCo", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "W-C:Co"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "WC"
                    }, 
                    {
                        "value": "Co"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Indentation Fracture of WC-Co Cermets, D.K. Shetty, I.G. Wright, P.N. Mincer, and A.H. Clauer, Journal of Materials Science, Vol. 20, pp. 1873-1882 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Tungsten carbide cermet"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "WC.xCo", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "W-C:Co"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "9.4"
                    }, 
                    {
                        "value": "9.3"
                    }, 
                    {
                        "value": "9.9"
                    }, 
                    {
                        "value": "13.1"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "1.06"
                            }, 
                            {
                                "value": "0.90"
                            }, 
                            {
                                "value": "0.98"
                            }, 
                            {
                                "value": "2.84"
                            }
                        ], 
                        "name": "Carbidegrain size"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "7.6"
                            }, 
                            {
                                "value": "10.1"
                            }, 
                            {
                                "value": "10.1"
                            }
                        ], 
                        "name": "Volume Fraction of Cobalt"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Indentation Fracture of WC-Co Cermets, D.K. Shetty, I.G. Wright, P.N. Mincer, and A.H. Clauer, Journal of Materials Science, Vol. 20, pp. 1873-1882 (1985), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Tungsten carbide cermet"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "WC.xCo", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "W-C:Co"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "16.72"
                    }, 
                    {
                        "value": "16.33"
                    }, 
                    {
                        "value": "14.93"
                    }, 
                    {
                        "value": "11.77"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "1.06"
                            }, 
                            {
                                "value": "0.90"
                            }, 
                            {
                                "value": "0.98"
                            }, 
                            {
                                "value": "2.84"
                            }
                        ], 
                        "name": "Carbidegrain size"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "5.1"
                            }, 
                            {
                                "value": "7.6"
                            }, 
                            {
                                "value": "10.1"
                            }, 
                            {
                                "value": "10.1"
                            }
                        ], 
                        "name": "Volume Fraction of Cobalt"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Ceramic Microstructures on Strength and Fracture Surface Energy, G.K. Bansal, Proceedings of the Sixth International Materials Symposium, pp. 860-871 (1976), edited by R.M. Fulrath and J.A. Pask, published by Westview Press (Boulder Colorado)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3M Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "318"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Ceramic Microstructures on Strength and Fracture Surface Energy, G.K. Bansal, Proceedings of the Sixth International Materials Symposium, pp. 860-871 (1976), edited by R.M. Fulrath and J.A. Pask, published by Westview Press (Boulder Colorado)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3M Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "12", 
                        "value": "408"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Ceramic Microstructures on Strength and Fracture Surface Energy, G.K. Bansal, Proceedings of the Sixth International Materials Symposium, pp. 860-871 (1976), edited by R.M. Fulrath and J.A. Pask, published by Westview Press (Boulder Colorado)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3M Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1.2", 
                        "value": "23.2"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Ceramic Microstructures on Strength and Fracture Surface Energy, G.K. Bansal, Proceedings of the Sixth International Materials Symposium, pp. 860-871 (1976), edited by R.M. Fulrath and J.A. Pask, published by Westview Press (Boulder Colorado)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Avco Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "413"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Ceramic Microstructures on Strength and Fracture Surface Energy, G.K. Bansal, Proceedings of the Sixth International Materials Symposium, pp. 860-871 (1976), edited by R.M. Fulrath and J.A. Pask, published by Westview Press (Boulder Colorado)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Avco Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "50", 
                        "value": "915"
                    }, 
                    {
                        "uncertainty": "54", 
                        "value": "843"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "parallel"
                            }, 
                            {
                                "value": "normal"
                            }
                        ], 
                        "name": "Flaw Direction"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Ceramic Microstructures on Strength and Fracture Surface Energy, G.K. Bansal, Proceedings of the Sixth International Materials Symposium, pp. 860-871 (1976), edited by R.M. Fulrath and J.A. Pask, published by Westview Press (Boulder Colorado)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Avco Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "6.0", 
                        "value": "42.2"
                    }, 
                    {
                        "uncertainty": "2.1", 
                        "value": "21.2"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Normal"
                            }
                        ], 
                        "name": "Flaw Direction"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Ceramic Microstructures on Strength and Fracture Surface Energy, G.K. Bansal, Proceedings of the Sixth International Materials Symposium, pp. 860-871 (1976), edited by R.M. Fulrath and J.A. Pask, published by Westview Press (Boulder Colorado)."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "MgO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Sintering Aid Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Ceramic Microstructures on Strength and Fracture Surface Energy, G.K. Bansal, Proceedings of the Sixth International Materials Symposium, pp. 860-871 (1976), edited by R.M. Fulrath and J.A. Pask, published by Westview Press (Boulder Colorado)."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "310"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Ceramic Microstructures on Strength and Fracture Surface Energy, G.K. Bansal, Proceedings of the Sixth International Materials Symposium, pp. 860-871 (1976), edited by R.M. Fulrath and J.A. Pask, published by Westview Press (Boulder Colorado)."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "35", 
                        "value": "960"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "parallel"
                            }
                        ], 
                        "name": "Flaw Direction"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effects of Ceramic Microstructures on Strength and Fracture Surface Energy, G.K. Bansal, Proceedings of the Sixth International Materials Symposium, pp. 860-871 (1976), edited by R.M. Fulrath and J.A. Pask, published by Westview Press (Boulder Colorado)."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xMgO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:MgO"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "5.3", 
                        "value": "61.3"
                    }, 
                    {
                        "uncertainty": "1.8", 
                        "value": "42.2"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "Parallel"
                            }, 
                            {
                                "value": "Normal"
                            }
                        ], 
                        "name": "Flaw Direction"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Moduli of Refractory Spinels, D.F. Porter, J.S. Reed, and D. Lewis, Journal of the American Ceramic Society, Vol. 60 7, pp. 345-349 (1977), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "8.088"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Moduli of Refractory Spinels, D.F. Porter, J.S. Reed, and D. Lewis, Journal of the American Ceramic Society, Vol. 60 7, pp. 345-349 (1977), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "268.3"
                    }, 
                    {
                        "value": "262.7"
                    }, 
                    {
                        "value": "258.6"
                    }, 
                    {
                        "value": "254.5"
                    }, 
                    {
                        "value": "237.9"
                    }, 
                    {
                        "value": "242.0"
                    }, 
                    {
                        "value": "244.8"
                    }, 
                    {
                        "value": "235.2"
                    }, 
                    {
                        "value": "219.3"
                    }, 
                    {
                        "value": "195.8"
                    }, 
                    {
                        "value": "180.7"
                    }, 
                    {
                        "value": "186.2"
                    }, 
                    {
                        "value": "181.4"
                    }, 
                    {
                        "value": "166.2"
                    }, 
                    {
                        "value": "137.9"
                    }, 
                    {
                        "value": "133.8"
                    }, 
                    {
                        "value": "86.2"
                    }, 
                    {
                        "value": "79.3"
                    }, 
                    {
                        "value": "46.9"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.015"
                            }, 
                            {
                                "value": "0.024"
                            }, 
                            {
                                "value": "0.027"
                            }, 
                            {
                                "value": "0.033"
                            }, 
                            {
                                "value": "0.047"
                            }, 
                            {
                                "value": "0.053"
                            }, 
                            {
                                "value": "0.057"
                            }, 
                            {
                                "value": "0.065"
                            }, 
                            {
                                "value": "0.079"
                            }, 
                            {
                                "value": "0.119"
                            }, 
                            {
                                "value": "0.125"
                            }, 
                            {
                                "value": "0.128"
                            }, 
                            {
                                "value": "0.137"
                            }, 
                            {
                                "value": "0.161"
                            }, 
                            {
                                "value": "0.201"
                            }, 
                            {
                                "value": "0.198"
                            }, 
                            {
                                "value": "0.312"
                            }, 
                            {
                                "value": "0.319"
                            }, 
                            {
                                "value": "0.390"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Moduli of Refractory Spinels, D.F. Porter, J.S. Reed, and D. Lewis, Journal of the American Ceramic Society, Vol. 60 7, pp. 345-349 (1977), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Magnesium aluminate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "MgAl2O4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Mg-Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "94.5"
                    }, 
                    {
                        "value": "95.8"
                    }, 
                    {
                        "value": "97.9"
                    }, 
                    {
                        "value": "94.5"
                    }, 
                    {
                        "value": "83.4"
                    }, 
                    {
                        "value": "74.5"
                    }, 
                    {
                        "value": "72.4"
                    }, 
                    {
                        "value": "56.5"
                    }, 
                    {
                        "value": "53.8"
                    }, 
                    {
                        "value": "33.8"
                    }, 
                    {
                        "value": "32.4"
                    }, 
                    {
                        "value": "19.3"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.045"
                            }, 
                            {
                                "value": "0.049"
                            }, 
                            {
                                "value": "0.054"
                            }, 
                            {
                                "value": "0.064"
                            }, 
                            {
                                "value": "0.078"
                            }, 
                            {
                                "value": "0.126"
                            }, 
                            {
                                "value": "0.135"
                            }, 
                            {
                                "value": "0.202"
                            }, 
                            {
                                "value": "0.199"
                            }, 
                            {
                                "value": "0.311"
                            }, 
                            {
                                "value": "0.317"
                            }, 
                            {
                                "value": "0.389"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity of Four Si-Al-O-N Compositions, F.F. Lange, H.J. Siebeneck, and D.P.H. Hasselman, Journal of the American Ceramic Society, Vol. 59 9, pp. 454-455 (1976), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.14"
                    }, 
                    {
                        "value": "3.17"
                    }, 
                    {
                        "value": "3.27"
                    }, 
                    {
                        "value": "3.37"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "25.5"
                            }, 
                            {
                                "value": "37.0"
                            }, 
                            {
                                "value": "47.8"
                            }, 
                            {
                                "value": "57.8"
                            }
                        ], 
                        "name": "Mole Fraction of Al2O3"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity of Four Si-Al-O-N Compositions, F.F. Lange, H.J. Siebeneck, and D.P.H. Hasselman, Journal of the American Ceramic Society, Vol. 59 9, pp. 454-455 (1976), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "1.8"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "1.9"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "57.8"
                            }, 
                            {
                                "value": "57.8"
                            }, 
                            {
                                "value": "57.8"
                            }, 
                            {
                                "value": "57.8"
                            }, 
                            {
                                "value": "57.8"
                            }, 
                            {
                                "value": "57.8"
                            }, 
                            {
                                "value": "57.8"
                            }, 
                            {
                                "value": "47.8"
                            }, 
                            {
                                "value": "47.8"
                            }, 
                            {
                                "value": "47.8"
                            }, 
                            {
                                "value": "47.8"
                            }, 
                            {
                                "value": "47.8"
                            }, 
                            {
                                "value": "47.8"
                            }, 
                            {
                                "value": "47.8"
                            }, 
                            {
                                "value": "37.0"
                            }, 
                            {
                                "value": "37.0"
                            }, 
                            {
                                "value": "37.0"
                            }, 
                            {
                                "value": "37.0"
                            }, 
                            {
                                "value": "37.0"
                            }, 
                            {
                                "value": "37.0"
                            }, 
                            {
                                "value": "37.0"
                            }, 
                            {
                                "value": "25.5"
                            }, 
                            {
                                "value": "25.5"
                            }, 
                            {
                                "value": "25.5"
                            }, 
                            {
                                "value": "25.5"
                            }, 
                            {
                                "value": "25.5"
                            }, 
                            {
                                "value": "25.5"
                            }, 
                            {
                                "value": "25.5"
                            }
                        ], 
                        "name": "Mole Fraction of Al2O3"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Diffusivity of Four Si-Al-O-N Compositions, F.F. Lange, H.J. Siebeneck, and D.P.H. Hasselman, Journal of the American Ceramic Society, Vol. 59 9, pp. 454-455 (1976), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton Company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "3.6"
                    }
                ], 
                "units": "cm$^{2}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Diffusivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Crystal Growth of Borides and Carbides of Transition Metals from Molten Aluminum Solutions, I. Higashi, Y. Takahashi, and T. Atoda, Journal of Crystal Growth, Vol. 33, pp. 207-211 (1976), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0004", 
                        "value": "3.0304"
                    }, 
                    {
                        "uncertainty": "0.0003", 
                        "value": "3.2273"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Crystal Growth of Borides and Carbides of Transition Metals from Molten Aluminum Solutions, I. Higashi, Y. Takahashi, and T. Atoda, Journal of Crystal Growth, Vol. 33, pp. 207-211 (1976), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Zirconium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0002", 
                        "value": "3.1693"
                    }, 
                    {
                        "uncertainty": "0.0004", 
                        "value": "3.5309"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Crystal Growth of Borides and Carbides of Transition Metals from Molten Aluminum Solutions, I. Higashi, Y. Takahashi, and T. Atoda, Journal of Crystal Growth, Vol. 33, pp. 207-211 (1976), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Hafnium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0005", 
                        "value": "3.1433"
                    }, 
                    {
                        "uncertainty": "0.0009", 
                        "value": "3.4793"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Crystal Growth of Borides and Carbides of Transition Metals from Molten Aluminum Solutions, I. Higashi, Y. Takahashi, and T. Atoda, Journal of Crystal Growth, Vol. 33, pp. 207-211 (1976), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Vanadium boride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "VB", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "V-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.05"
                    }, 
                    {
                        "value": "7.99"
                    }, 
                    {
                        "value": "2.97"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Crystal Growth of Borides and Carbides of Transition Metals from Molten Aluminum Solutions, I. Higashi, Y. Takahashi, and T. Atoda, Journal of Crystal Growth, Vol. 33, pp. 207-211 (1976), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Trivanadium tetraboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "V3B4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "V-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.05"
                    }, 
                    {
                        "value": "13.2"
                    }, 
                    {
                        "value": "2.97"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Crystal Growth of Borides and Carbides of Transition Metals from Molten Aluminum Solutions, I. Higashi, Y. Takahashi, and T. Atoda, Journal of Crystal Growth, Vol. 33, pp. 207-211 (1976), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Niobium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "NbB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Nb-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0001", 
                        "value": "3.1103"
                    }, 
                    {
                        "uncertainty": "0.001", 
                        "value": "3.283"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Crystal Growth of Borides and Carbides of Transition Metals from Molten Aluminum Solutions, I. Higashi, Y. Takahashi, and T. Atoda, Journal of Crystal Growth, Vol. 33, pp. 207-211 (1976), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Tantalum boride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TaB", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ta-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.25"
                    }, 
                    {
                        "value": "8.69"
                    }, 
                    {
                        "value": "3.13"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "b"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Crystal Growth of Borides and Carbides of Transition Metals from Molten Aluminum Solutions, I. Higashi, Y. Takahashi, and T. Atoda, Journal of Crystal Growth, Vol. 33, pp. 207-211 (1976), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Ditungsten pentaboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "W2B5", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "W-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0006", 
                        "value": "2.9838"
                    }, 
                    {
                        "uncertainty": "0.0006", 
                        "value": "13.8840"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
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                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
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                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
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                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Crystal Growth of Borides and Carbides of Transition Metals from Molten Aluminum Solutions, I. Higashi, Y. Takahashi, and T. Atoda, Journal of Crystal Growth, Vol. 33, pp. 207-211 (1976), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Titanium carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiC0.9", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
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            }, 
            {
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                    {
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                        "value": "4.3279"
                    }
                ], 
                "units": "$\\AA$", 
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                    {
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                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Crystal Growth"
            }
        ], 
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            {
                "citation": "Crystal Growth of Borides and Carbides of Transition Metals from Molten Aluminum Solutions, I. Higashi, Y. Takahashi, and T. Atoda, Journal of Crystal Growth, Vol. 33, pp. 207-211 (1976), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Tantalum carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TaC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ta-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0005", 
                        "value": "4.4558"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
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                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Additive Amount on Microstructure and Mechanical Properties of Self-Reinforced Silicon Carbide, Y.W. Kim, W. Kim, and D.H. Cho, Journal of Materials Science Letters, Vol. 16, pp. 1384-1386 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.221"
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                    {
                        "value": "3.242"
                    }, 
                    {
                        "value": "3.297"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "12"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "98.9"
                            }, 
                            {
                                "value": "98.2"
                            }, 
                            {
                                "value": "97.2"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Additive Amount on Microstructure and Mechanical Properties of Self-Reinforced Silicon Carbide, Y.W. Kim, W. Kim, and D.H. Cho, Journal of Materials Science Letters, Vol. 16, pp. 1384-1386 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "41", 
                        "value": "588"
                    }, 
                    {
                        "uncertainty": "52", 
                        "value": "515"
                    }, 
                    {
                        "uncertainty": "44", 
                        "value": "603"
                    }, 
                    {
                        "uncertainty": "59", 
                        "value": "557"
                    }, 
                    {
                        "uncertainty": "48", 
                        "value": "591"
                    }, 
                    {
                        "uncertainty": "47", 
                        "value": "589"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "12"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "900"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Effect of Additive Amount on Microstructure and Mechanical Properties of Self-Reinforced Silicon Carbide, Y.W. Kim, W. Kim, and D.H. Cho, Journal of Materials Science Letters, Vol. 16, pp. 1384-1386 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "5.6"
                    }, 
                    {
                        "value": "5.7"
                    }, 
                    {
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                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "12"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Effect of Additive Amount on Microstructure and Mechanical Properties of Self-Reinforced Silicon Carbide, Y.W. Kim, W. Kim, and D.H. Cho, Journal of Materials Science Letters, Vol. 16, pp. 1384-1386 (1997), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.01"
                    }, 
                    {
                        "value": "0.80"
                    }, 
                    {
                        "value": "0.60"
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                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "12"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "8"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "6.26"
                            }, 
                            {
                                "value": "5.92"
                            }, 
                            {
                                "value": "6.66"
                            }
                        ], 
                        "name": "Grain Length"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "6.2"
                            }, 
                            {
                                "value": "7.4"
                            }, 
                            {
                                "value": "11.1"
                            }
                        ], 
                        "name": "Aspect Ratio"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Specific Heat of Some High Temperature Materials, B.E. Walker, C.T. Ewing, and R.R. Miller, Journal of Chemical and Engineering Data, Vol. 7 4, pp. 595-597 (1962), published by American Chemical Society."
            }
        ], 
        "names": [
            "Beryllia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BeO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Be-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Commercial company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "1038"
                    }, 
                    {
                        "value": "1247"
                    }, 
                    {
                        "value": "1481"
                    }, 
                    {
                        "value": "1607"
                    }, 
                    {
                        "value": "1707"
                    }, 
                    {
                        "value": "1782"
                    }, 
                    {
                        "value": "1854"
                    }, 
                    {
                        "value": "1925"
                    }, 
                    {
                        "value": "1992"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Specific Heat of Some High Temperature Materials, B.E. Walker, C.T. Ewing, and R.R. Miller, Journal of Chemical and Engineering Data, Vol. 7 4, pp. 595-597 (1962), published by American Chemical Society."
            }
        ], 
        "names": [
            "Silicon carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Commercial company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "682"
                    }, 
                    {
                        "value": "820"
                    }, 
                    {
                        "value": "937"
                    }, 
                    {
                        "value": "1013"
                    }, 
                    {
                        "value": "1067"
                    }, 
                    {
                        "value": "1117"
                    }, 
                    {
                        "value": "1159"
                    }, 
                    {
                        "value": "1201"
                    }, 
                    {
                        "value": "1234"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Specific Heat of Some High Temperature Materials, B.E. Walker, C.T. Ewing, and R.R. Miller, Journal of Chemical and Engineering Data, Vol. 7 4, pp. 595-597 (1962), published by American Chemical Society."
            }
        ], 
        "names": [
            "Boron nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Commercial company"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "808"
                    }, 
                    {
                        "value": "987"
                    }, 
                    {
                        "value": "1184"
                    }, 
                    {
                        "value": "1356"
                    }, 
                    {
                        "value": "1498"
                    }, 
                    {
                        "value": "1628"
                    }, 
                    {
                        "value": "1741"
                    }, 
                    {
                        "value": "1845"
                    }, 
                    {
                        "value": "1958"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Diffusional Creep and Kinetic Demixing in Yttria-Stabilized Zirconia, D. Dimos and D.L. Kohlstedt, Journal of the American Ceramic Society, Vol. 70 8, pp. 531-536 (1987), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Zirconia (cubic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "320"
                    }, 
                    {
                        "value": "560"
                    }, 
                    {
                        "value": "900"
                    }, 
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "450"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "760"
                    }, 
                    {
                        "value": "940"
                    }, 
                    {
                        "value": "1500"
                    }, 
                    {
                        "value": "1600"
                    }, 
                    {
                        "value": "2600"
                    }, 
                    {
                        "value": "340"
                    }, 
                    {
                        "value": "260"
                    }, 
                    {
                        "value": "920"
                    }, 
                    {
                        "value": "1900"
                    }, 
                    {
                        "value": "3600"
                    }, 
                    {
                        "value": "150"
                    }, 
                    {
                        "value": "410"
                    }, 
                    {
                        "value": "1100"
                    }, 
                    {
                        "value": "1700"
                    }, 
                    {
                        "value": "3700"
                    }, 
                    {
                        "value": "60"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "380"
                    }, 
                    {
                        "value": "780"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "470"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "2.6"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "3.5"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "9.5"
                            }, 
                            {
                                "value": "14.4"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1450"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1600"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "37.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "19"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Physicochemical Properties of ZrO2 Solid Electrolyte Partially Stabilized by Mixtures of Y2O3-Yb2O3- Sc2O3, T. V. Chusovitina, Yu. S. Toropov, M. G. Tretnikova, and S. A. Gladkovskaya, Ogneupori (Refractories) 12, pp. 7-12 (1984)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "15"
                    }, 
                    {
                        "value": "14"
                    }, 
                    {
                        "value": "10"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "35"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "29"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "103"
                    }, 
                    {
                        "value": "103"
                    }, 
                    {
                        "value": "103"
                    }, 
                    {
                        "value": "103"
                    }, 
                    {
                        "value": "103"
                    }, 
                    {
                        "value": "103"
                    }, 
                    {
                        "value": "119"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "112"
                    }, 
                    {
                        "value": "100"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Number of Thermal Cycles"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "980"
                            }, 
                            {
                                "value": "980"
                            }, 
                            {
                                "value": "980"
                            }, 
                            {
                                "value": "980"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "580"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "380"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "180"
                            }
                        ], 
                        "name": "Thermal Resistivity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Slip Casting"
            }
        ], 
        "references": [
            {
                "citation": "Physicochemical Properties of ZrO2 Solid Electrolyte Partially Stabilized by Mixtures of Y2O3-Yb2O3- Sc2O3, T. V. Chusovitina, Yu. S. Toropov, M. G. Tretnikova, and S. A. Gladkovskaya, Ogneupori (Refractories) 12, pp. 7-12 (1984)."
            }
        ], 
        "names": [
            "Zirconia"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.48"
                    }, 
                    {
                        "value": "2.72"
                    }, 
                    {
                        "value": "2.16"
                    }, 
                    {
                        "value": "1.76"
                    }, 
                    {
                        "value": "1.81"
                    }, 
                    {
                        "value": "1.72"
                    }, 
                    {
                        "value": "3.48"
                    }, 
                    {
                        "value": "2.71"
                    }, 
                    {
                        "value": "2.15"
                    }, 
                    {
                        "value": "1.73"
                    }, 
                    {
                        "value": "1.78"
                    }, 
                    {
                        "value": "1.67"
                    }, 
                    {
                        "value": "3.24"
                    }, 
                    {
                        "value": "2.53"
                    }, 
                    {
                        "value": "1.98"
                    }, 
                    {
                        "value": "1.60"
                    }, 
                    {
                        "value": "1.52"
                    }, 
                    {
                        "value": "1.60"
                    }
                ], 
                "units": "Log10{$\\Omega$$\\cdot$cm}", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "873"
                            }, 
                            {
                                "value": "973"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1173"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "773"
                            }, 
                            {
                                "value": "873"
                            }, 
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                                "value": "973"
                            }, 
                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1173"
                            }, 
                            {
                                "value": "1273"
                            }, 
                            {
                                "value": "773"
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                            {
                                "value": "1073"
                            }, 
                            {
                                "value": "1173"
                            }, 
                            {
                                "value": "1273"
                            }
                        ], 
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                    }, 
                    {
                        "units": "K", 
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                            {
                                "value": "1623"
                            }, 
                            {
                                "value": "1623"
                            }, 
                            {
                                "value": "1623"
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                            {
                                "value": "1623"
                            }, 
                            {
                                "value": "1623"
                            }, 
                            {
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                            {
                                "value": "1673"
                            }, 
                            {
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                            {
                                "value": "1673"
                            }, 
                            {
                                "value": "1673"
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                                "value": "1723"
                            }, 
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                            {
                                "value": "1723"
                            }, 
                            {
                                "value": "1723"
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                            {
                                "value": "1723"
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                "name": "Slip Casting"
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        ], 
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            {
                "citation": "Physicochemical Properties of ZrO2 Solid Electrolyte Partially Stabilized by Mixtures of Y2O3-Yb2O3- Sc2O3, T. V. Chusovitina, Yu. S. Toropov, M. G. Tretnikova, and S. A. Gladkovskaya, Ogneupori (Refractories) 12, pp. 7-12 (1984)."
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        ], 
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                "name": "NIST_SRD-30"
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        ], 
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                    {
                        "value": "Zr-O"
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            {
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            {
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                    {
                        "value": "490"
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                    {
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                ], 
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                            {
                                "value": "1673"
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                            {
                                "value": "1623"
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                ], 
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            {
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                ], 
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                ], 
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                            {
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                "citation": "Mechanical Response of High Performance Silicon Carbide, E.H. Kraft and G.I. Dooher, Conference on Mechanical Behavior of Materials, pp. 1-6 (1976), published by Carborundum Company, Research and Development Division."
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        ], 
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        ], 
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            {
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                    {
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                            {
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                "citation": "Mechanical Response of High Performance Silicon Carbide, E.H. Kraft and G.I. Dooher, Conference on Mechanical Behavior of Materials, pp. 1-6 (1976), published by Carborundum Company, Research and Development Division."
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        ], 
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        ], 
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                "citation": "Mechanical Response of High Performance Silicon Carbide, E.H. Kraft and G.I. Dooher, Conference on Mechanical Behavior of Materials, pp. 1-6 (1976), published by Carborundum Company, Research and Development Division."
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                    {
                        "value": "344"
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                    }, 
                    {
                        "value": "501"
                    }, 
                    {
                        "value": "495"
                    }, 
                    {
                        "value": "485"
                    }, 
                    {
                        "value": "476"
                    }, 
                    {
                        "value": "324"
                    }, 
                    {
                        "value": "335"
                    }, 
                    {
                        "value": "336"
                    }, 
                    {
                        "value": "328"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "227"
                    }, 
                    {
                        "value": "253"
                    }, 
                    {
                        "value": "247"
                    }, 
                    {
                        "value": "244"
                    }, 
                    {
                        "value": "238"
                    }, 
                    {
                        "value": "233"
                    }, 
                    {
                        "value": "227"
                    }, 
                    {
                        "value": "300"
                    }, 
                    {
                        "value": "297"
                    }, 
                    {
                        "value": "272"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "168"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1200"
                            }, 
                            {
                                "value": "1300"
                            }
                        ], 
                        "name": "Test Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }, 
                            {
                                "value": "1550"
                            }
                        ], 
                        "name": "Hot Press Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "12.5"
                            }, 
                            {
                                "value": "66.7"
                            }, 
                            {
                                "value": "66.7"
                            }, 
                            {
                                "value": "66.7"
                            }, 
                            {
                                "value": "66.7"
                            }, 
                            {
                                "value": "66.7"
                            }, 
                            {
                                "value": "66.7"
                            }, 
                            {
                                "value": "100.0"
                            }, 
                            {
                                "value": "100.0"
                            }, 
                            {
                                "value": "100.0"
                            }, 
                            {
                                "value": "100.0"
                            }, 
                            {
                                "value": "100.0"
                            }
                        ], 
                        "name": "Mole Fraction of Al2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "97.5"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "87.5"
                            }, 
                            {
                                "value": "33.3"
                            }, 
                            {
                                "value": "33.3"
                            }, 
                            {
                                "value": "33.3"
                            }, 
                            {
                                "value": "33.3"
                            }, 
                            {
                                "value": "33.3"
                            }, 
                            {
                                "value": "33.3"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }
                        ], 
                        "name": "Mole Fraction of AlN"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Monoclinic Hafnium Oxide at Room Temperature, S.L. Dole, O. Hunter,Jr., and C.J. Wooge, Journal of the American Ceramic Society, Vol. 60 11, pp. 488-490 (1977), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia (monoclinic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "201.7"
                    }, 
                    {
                        "value": "199.5"
                    }, 
                    {
                        "value": "155.1"
                    }, 
                    {
                        "value": "140.1"
                    }, 
                    {
                        "value": "128.3"
                    }, 
                    {
                        "value": "102.8"
                    }, 
                    {
                        "value": "93.1"
                    }, 
                    {
                        "value": "92.9"
                    }, 
                    {
                        "value": "98.1"
                    }, 
                    {
                        "value": "97.8"
                    }, 
                    {
                        "value": "77.8"
                    }, 
                    {
                        "value": "63.7"
                    }, 
                    {
                        "value": "61.4"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "no"
                            }
                        ], 
                        "name": "Specimen with Microcracks ?"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.045"
                            }, 
                            {
                                "value": "0.064"
                            }, 
                            {
                                "value": "0.089"
                            }, 
                            {
                                "value": "0.109"
                            }, 
                            {
                                "value": "0.126"
                            }, 
                            {
                                "value": "0.147"
                            }, 
                            {
                                "value": "0.162"
                            }, 
                            {
                                "value": "0.166"
                            }, 
                            {
                                "value": "0.195"
                            }, 
                            {
                                "value": "0.196"
                            }, 
                            {
                                "value": "0.234"
                            }, 
                            {
                                "value": "0.248"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Bulk Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Monoclinic Hafnium Oxide at Room Temperature, S.L. Dole, O. Hunter,Jr., and C.J. Wooge, Journal of the American Ceramic Society, Vol. 60 11, pp. 488-490 (1977), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia (monoclinic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "239.3"
                    }, 
                    {
                        "value": "234.9"
                    }, 
                    {
                        "value": "215.1"
                    }, 
                    {
                        "value": "197.5"
                    }, 
                    {
                        "value": "181.0"
                    }, 
                    {
                        "value": "162.2"
                    }, 
                    {
                        "value": "148.0"
                    }, 
                    {
                        "value": "145.8"
                    }, 
                    {
                        "value": "148.0"
                    }, 
                    {
                        "value": "137.1"
                    }, 
                    {
                        "value": "121.6"
                    }, 
                    {
                        "value": "103.0"
                    }, 
                    {
                        "value": "99.7"
                    }, 
                    {
                        "value": "63.4"
                    }, 
                    {
                        "value": "72.5"
                    }, 
                    {
                        "value": "182.0"
                    }, 
                    {
                        "value": "121.2"
                    }, 
                    {
                        "value": "141.2"
                    }, 
                    {
                        "value": "91.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "yes"
                            }, 
                            {
                                "value": "yes"
                            }, 
                            {
                                "value": "yes"
                            }, 
                            {
                                "value": "yes"
                            }, 
                            {
                                "value": "yes"
                            }, 
                            {
                                "value": "yes"
                            }
                        ], 
                        "name": "Specimen with Microcracks ?"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.045"
                            }, 
                            {
                                "value": "0.064"
                            }, 
                            {
                                "value": "0.089"
                            }, 
                            {
                                "value": "0.109"
                            }, 
                            {
                                "value": "0.126"
                            }, 
                            {
                                "value": "0.147"
                            }, 
                            {
                                "value": "0.162"
                            }, 
                            {
                                "value": "0.166"
                            }, 
                            {
                                "value": "0.195"
                            }, 
                            {
                                "value": "0.196"
                            }, 
                            {
                                "value": "0.234"
                            }, 
                            {
                                "value": "0.248"
                            }, 
                            {
                                "value": "0.033"
                            }, 
                            {
                                "value": "0.077"
                            }, 
                            {
                                "value": "0.084"
                            }, 
                            {
                                "value": "0.086"
                            }, 
                            {
                                "value": "0.117"
                            }, 
                            {
                                "value": "0.136"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Monoclinic Hafnium Oxide at Room Temperature, S.L. Dole, O. Hunter,Jr., and C.J. Wooge, Journal of the American Ceramic Society, Vol. 60 11, pp. 488-490 (1977), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia (monoclinic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.3019"
                    }, 
                    {
                        "value": "0.3029"
                    }, 
                    {
                        "value": "0.2674"
                    }, 
                    {
                        "value": "0.2636"
                    }, 
                    {
                        "value": "0.2662"
                    }, 
                    {
                        "value": "0.2392"
                    }, 
                    {
                        "value": "0.2348"
                    }, 
                    {
                        "value": "0.2390"
                    }, 
                    {
                        "value": "0.2469"
                    }, 
                    {
                        "value": "0.2653"
                    }, 
                    {
                        "value": "0.2378"
                    }, 
                    {
                        "value": "0.2303"
                    }, 
                    {
                        "value": "0.2271"
                    }
                ], 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "no"
                            }
                        ], 
                        "name": "Specimen with Microcracks ?"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.045"
                            }, 
                            {
                                "value": "0.064"
                            }, 
                            {
                                "value": "0.089"
                            }, 
                            {
                                "value": "0.109"
                            }, 
                            {
                                "value": "0.126"
                            }, 
                            {
                                "value": "0.147"
                            }, 
                            {
                                "value": "0.162"
                            }, 
                            {
                                "value": "0.166"
                            }, 
                            {
                                "value": "0.195"
                            }, 
                            {
                                "value": "0.196"
                            }, 
                            {
                                "value": "0.234"
                            }, 
                            {
                                "value": "0.248"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Elastic Properties of Monoclinic Hafnium Oxide at Room Temperature, S.L. Dole, O. Hunter,Jr., and C.J. Wooge, Journal of the American Ceramic Society, Vol. 60 11, pp. 488-490 (1977), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Hafnia (monoclinic)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "HfO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Hf-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "92.0"
                    }, 
                    {
                        "value": "89.8"
                    }, 
                    {
                        "value": "85.0"
                    }, 
                    {
                        "value": "78.1"
                    }, 
                    {
                        "value": "71.2"
                    }, 
                    {
                        "value": "65.3"
                    }, 
                    {
                        "value": "60.0"
                    }, 
                    {
                        "value": "58.9"
                    }, 
                    {
                        "value": "58.9"
                    }, 
                    {
                        "value": "54.6"
                    }, 
                    {
                        "value": "49.3"
                    }, 
                    {
                        "value": "42.3"
                    }, 
                    {
                        "value": "40.7"
                    }, 
                    {
                        "value": "25.2"
                    }, 
                    {
                        "value": "31.0"
                    }, 
                    {
                        "value": "72.3"
                    }, 
                    {
                        "value": "50.0"
                    }, 
                    {
                        "value": "56.9"
                    }, 
                    {
                        "value": "37.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "no"
                            }, 
                            {
                                "value": "yes"
                            }, 
                            {
                                "value": "yes"
                            }, 
                            {
                                "value": "yes"
                            }, 
                            {
                                "value": "yes"
                            }, 
                            {
                                "value": "yes"
                            }, 
                            {
                                "value": "yes"
                            }
                        ], 
                        "name": "Specimen with Microcracks ?"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.038"
                            }, 
                            {
                                "value": "0.045"
                            }, 
                            {
                                "value": "0.064"
                            }, 
                            {
                                "value": "0.089"
                            }, 
                            {
                                "value": "0.109"
                            }, 
                            {
                                "value": "0.126"
                            }, 
                            {
                                "value": "0.147"
                            }, 
                            {
                                "value": "0.162"
                            }, 
                            {
                                "value": "0.166"
                            }, 
                            {
                                "value": "0.195"
                            }, 
                            {
                                "value": "0.196"
                            }, 
                            {
                                "value": "0.234"
                            }, 
                            {
                                "value": "0.248"
                            }, 
                            {
                                "value": "0.033"
                            }, 
                            {
                                "value": "0.077"
                            }, 
                            {
                                "value": "0.084"
                            }, 
                            {
                                "value": "0.086"
                            }, 
                            {
                                "value": "0.117"
                            }, 
                            {
                                "value": "0.136"
                            }
                        ], 
                        "name": "Volume Fraction of Porosity"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Fracture of Hot-Pressed AlN Ceramics, G. De With and N. Hattu, Journal of Materials Science, Vol. 18, pp. 503-507 (1983), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Cerac/Pure"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "C"
                    }, 
                    {
                        "value": "Fe"
                    }, 
                    {
                        "value": "W"
                    }, 
                    {
                        "value": "Si"
                    }, 
                    {
                        "value": "Ni"
                    }, 
                    {
                        "value": "Mo"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.9"
                            }, 
                            {
                                "value": "0.2"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.05"
                            }, 
                            {
                                "value": "0.03"
                            }, 
                            {
                                "value": "0.02"
                            }
                        ], 
                        "name": "Mass Fraction of Impurities"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Fracture of Hot-Pressed AlN Ceramics, G. De With and N. Hattu, Journal of Materials Science, Vol. 18, pp. 503-507 (1983), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Cerac/Pure"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.16"
                    }, 
                    {
                        "value": "2.58"
                    }, 
                    {
                        "value": "3.09"
                    }, 
                    {
                        "value": "3.28"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "66.1"
                            }, 
                            {
                                "value": "79.1"
                            }, 
                            {
                                "value": "94.6"
                            }, 
                            {
                                "value": "100.0"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Fracture of Hot-Pressed AlN Ceramics, G. De With and N. Hattu, Journal of Materials Science, Vol. 18, pp. 503-507 (1983), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Cerac/Pure"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "100"
                    }, 
                    {
                        "value": "170"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "340"
                    }, 
                    {
                        "value": "85"
                    }, 
                    {
                        "value": "160"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "320"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "79"
                            }, 
                            {
                                "value": "95"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "79"
                            }, 
                            {
                                "value": "95"
                            }, 
                            {
                                "value": "100"
                            }
                        ], 
                        "name": "Relative Density"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "perpendicular"
                            }, 
                            {
                                "value": "perpendicular"
                            }, 
                            {
                                "value": "perpendicular"
                            }, 
                            {
                                "value": "perpendicular"
                            }, 
                            {
                                "value": "parallel"
                            }, 
                            {
                                "value": "parallel"
                            }, 
                            {
                                "value": "parallel"
                            }, 
                            {
                                "value": "parallel"
                            }
                        ], 
                        "name": "Direction"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Fracture of Hot-Pressed AlN Ceramics, G. De With and N. Hattu, Journal of Materials Science, Vol. 18, pp. 503-507 (1983), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Cerac/Pure"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "310"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "190"
                    }, 
                    {
                        "value": "210"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "130"
                    }, 
                    {
                        "value": "100"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "95"
                    }, 
                    {
                        "value": "90"
                    }, 
                    {
                        "value": "86"
                    }, 
                    {
                        "value": "76"
                    }, 
                    {
                        "value": "67"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100.0"
                            }, 
                            {
                                "value": "100.0"
                            }, 
                            {
                                "value": "94.6"
                            }, 
                            {
                                "value": "94.6"
                            }, 
                            {
                                "value": "94.6"
                            }, 
                            {
                                "value": "94.6"
                            }, 
                            {
                                "value": "79.1"
                            }, 
                            {
                                "value": "79.1"
                            }, 
                            {
                                "value": "79.1"
                            }, 
                            {
                                "value": "79.1"
                            }, 
                            {
                                "value": "66.1"
                            }, 
                            {
                                "value": "66.1"
                            }, 
                            {
                                "value": "66.1"
                            }, 
                            {
                                "value": "66.1"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "High-Temperature Fracture of Hot-Pressed AlN Ceramics, G. De With and N. Hattu, Journal of Materials Science, Vol. 18, pp. 503-507 (1983), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Aluminum nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Cerac/Pure"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.0"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.5"
                    }, 
                    {
                        "value": "1.4"
                    }, 
                    {
                        "value": "1.2"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.3"
                    }, 
                    {
                        "value": "1.1"
                    }, 
                    {
                        "value": "1.1"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "330"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "320"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100.0"
                            }, 
                            {
                                "value": "100.0"
                            }, 
                            {
                                "value": "100.0"
                            }, 
                            {
                                "value": "100.0"
                            }, 
                            {
                                "value": "94.6"
                            }, 
                            {
                                "value": "94.6"
                            }, 
                            {
                                "value": "94.6"
                            }, 
                            {
                                "value": "94.6"
                            }, 
                            {
                                "value": "79.1"
                            }, 
                            {
                                "value": "79.1"
                            }, 
                            {
                                "value": "79.1"
                            }, 
                            {
                                "value": "79.1"
                            }, 
                            {
                                "value": "66.1"
                            }, 
                            {
                                "value": "66.1"
                            }, 
                            {
                                "value": "66.1"
                            }, 
                            {
                                "value": "66.1"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Thermodynamic Properties of Synthetic Sapphire ($\\alpha$-Al2O3), Standard Reference Material 720 and the Effect of Temperature-Scale Differences on Thermodynamic Properties, D.G. Archer, Journal of Physical and Chemical Reference Data, Vol. 22 6, pp. 1441-1453 (1993), published by American Chemical Society."
            }
        ], 
        "names": [
            "Sapphire"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Single Crystal"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "NIST"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "SRM 720"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.098"
                    }, 
                    {
                        "value": "0.69"
                    }, 
                    {
                        "value": "2.65"
                    }, 
                    {
                        "value": "6.87"
                    }, 
                    {
                        "value": "14.8"
                    }, 
                    {
                        "value": "27.4"
                    }, 
                    {
                        "value": "45.0"
                    }, 
                    {
                        "value": "67.7"
                    }, 
                    {
                        "value": "94.8"
                    }, 
                    {
                        "value": "125.9"
                    }, 
                    {
                        "value": "160.3"
                    }, 
                    {
                        "value": "196.8"
                    }, 
                    {
                        "value": "234.9"
                    }, 
                    {
                        "value": "273.9"
                    }, 
                    {
                        "value": "313.3"
                    }, 
                    {
                        "value": "352.5"
                    }, 
                    {
                        "value": "391.2"
                    }, 
                    {
                        "value": "429.0"
                    }, 
                    {
                        "value": "465.9"
                    }, 
                    {
                        "value": "501.4"
                    }, 
                    {
                        "value": "535.6"
                    }, 
                    {
                        "value": "568.4"
                    }, 
                    {
                        "value": "599.6"
                    }, 
                    {
                        "value": "629.4"
                    }, 
                    {
                        "value": "657.7"
                    }, 
                    {
                        "value": "684.6"
                    }, 
                    {
                        "value": "710.2"
                    }, 
                    {
                        "value": "734.4"
                    }, 
                    {
                        "value": "757.4"
                    }, 
                    {
                        "value": "779.2"
                    }, 
                    {
                        "value": "799.9"
                    }, 
                    {
                        "value": "819.4"
                    }, 
                    {
                        "value": "838.0"
                    }, 
                    {
                        "value": "855.5"
                    }, 
                    {
                        "value": "872.1"
                    }, 
                    {
                        "value": "887.8"
                    }, 
                    {
                        "value": "902.7"
                    }, 
                    {
                        "value": "916.8"
                    }, 
                    {
                        "value": "930.2"
                    }, 
                    {
                        "value": "942.9"
                    }, 
                    {
                        "value": "955.0"
                    }, 
                    {
                        "value": "966.5"
                    }, 
                    {
                        "value": "977.5"
                    }, 
                    {
                        "value": "987.9"
                    }, 
                    {
                        "value": "997.8"
                    }, 
                    {
                        "value": "1007.3"
                    }, 
                    {
                        "value": "1016.4"
                    }, 
                    {
                        "value": "1025.0"
                    }, 
                    {
                        "value": "1033.2"
                    }, 
                    {
                        "value": "1041.1"
                    }, 
                    {
                        "value": "1048.6"
                    }, 
                    {
                        "value": "1055.9"
                    }, 
                    {
                        "value": "1062.8"
                    }, 
                    {
                        "value": "1069.4"
                    }, 
                    {
                        "value": "1075.8"
                    }, 
                    {
                        "value": "1081.9"
                    }, 
                    {
                        "value": "1087.7"
                    }, 
                    {
                        "value": "1093.4"
                    }, 
                    {
                        "value": "1098.8"
                    }, 
                    {
                        "value": "1103.9"
                    }, 
                    {
                        "value": "1109.0"
                    }, 
                    {
                        "value": "1113.8"
                    }, 
                    {
                        "value": "1118.4"
                    }, 
                    {
                        "value": "1122.8"
                    }, 
                    {
                        "value": "1127.2"
                    }, 
                    {
                        "value": "1131.3"
                    }, 
                    {
                        "value": "1135.3"
                    }, 
                    {
                        "value": "1139.3"
                    }, 
                    {
                        "value": "1143.1"
                    }, 
                    {
                        "value": "1146.7"
                    }, 
                    {
                        "value": "1150.3"
                    }, 
                    {
                        "value": "1153.8"
                    }, 
                    {
                        "value": "1157.2"
                    }, 
                    {
                        "value": "1160.4"
                    }, 
                    {
                        "value": "1163.7"
                    }, 
                    {
                        "value": "1166.7"
                    }, 
                    {
                        "value": "1169.8"
                    }, 
                    {
                        "value": "1172.7"
                    }, 
                    {
                        "value": "1175.6"
                    }, 
                    {
                        "value": "1178.4"
                    }, 
                    {
                        "value": "1181.1"
                    }, 
                    {
                        "value": "1183.9"
                    }, 
                    {
                        "value": "1186.4"
                    }, 
                    {
                        "value": "1189.0"
                    }, 
                    {
                        "value": "1191.4"
                    }, 
                    {
                        "value": "1193.9"
                    }, 
                    {
                        "value": "1196.2"
                    }, 
                    {
                        "value": "1198.6"
                    }, 
                    {
                        "value": "1200.8"
                    }, 
                    {
                        "value": "1203.1"
                    }, 
                    {
                        "value": "1205.3"
                    }, 
                    {
                        "value": "1207.4"
                    }, 
                    {
                        "value": "1209.5"
                    }, 
                    {
                        "value": "1211.5"
                    }, 
                    {
                        "value": "1213.5"
                    }, 
                    {
                        "value": "1215.5"
                    }, 
                    {
                        "value": "1217.4"
                    }, 
                    {
                        "value": "1219.4"
                    }, 
                    {
                        "value": "1221.2"
                    }, 
                    {
                        "value": "1223.0"
                    }, 
                    {
                        "value": "1224.9"
                    }, 
                    {
                        "value": "1226.6"
                    }, 
                    {
                        "value": "1228.4"
                    }, 
                    {
                        "value": "1230.1"
                    }, 
                    {
                        "value": "1231.8"
                    }, 
                    {
                        "value": "1233.5"
                    }, 
                    {
                        "value": "1235.1"
                    }, 
                    {
                        "value": "1236.7"
                    }, 
                    {
                        "value": "1238.3"
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                    {
                        "value": "1240.0"
                    }, 
                    {
                        "value": "1241.6"
                    }, 
                    {
                        "value": "1243.0"
                    }, 
                    {
                        "value": "1244.6"
                    }, 
                    {
                        "value": "1246.1"
                    }, 
                    {
                        "value": "1247.6"
                    }, 
                    {
                        "value": "1249.1"
                    }, 
                    {
                        "value": "1250.6"
                    }, 
                    {
                        "value": "1252.0"
                    }, 
                    {
                        "value": "1253.4"
                    }, 
                    {
                        "value": "1254.9"
                    }, 
                    {
                        "value": "1261.9"
                    }, 
                    {
                        "value": "1268.6"
                    }, 
                    {
                        "value": "1275.2"
                    }, 
                    {
                        "value": "1281.6"
                    }, 
                    {
                        "value": "1287.6"
                    }, 
                    {
                        "value": "1293.7"
                    }, 
                    {
                        "value": "1299.6"
                    }, 
                    {
                        "value": "1305.3"
                    }, 
                    {
                        "value": "1311.0"
                    }, 
                    {
                        "value": "1316.5"
                    }, 
                    {
                        "value": "1321.9"
                    }, 
                    {
                        "value": "1327.3"
                    }, 
                    {
                        "value": "1332.6"
                    }, 
                    {
                        "value": "1337.8"
                    }, 
                    {
                        "value": "1342.9"
                    }, 
                    {
                        "value": "1348.0"
                    }, 
                    {
                        "value": "1353.0"
                    }, 
                    {
                        "value": "1358.0"
                    }, 
                    {
                        "value": "1362.9"
                    }, 
                    {
                        "value": "1367.8"
                    }, 
                    {
                        "value": "1372.7"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
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                                "value": "10"
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                            {
                                "value": "20"
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                            {
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                            }, 
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                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
                                "value": "780"
                            }, 
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                            }, 
                            {
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                            }, 
                            {
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                            {
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                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1010"
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                            {
                                "value": "1020"
                            }, 
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                            }, 
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                            }, 
                            {
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                            }, 
                            {
                                "value": "1070"
                            }, 
                            {
                                "value": "1080"
                            }, 
                            {
                                "value": "1090"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1110"
                            }, 
                            {
                                "value": "1120"
                            }, 
                            {
                                "value": "1130"
                            }, 
                            {
                                "value": "1140"
                            }, 
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                            }, 
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                            }, 
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                            }, 
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                                "value": "1180"
                            }, 
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                                "value": "1190"
                            }, 
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                            }, 
                            {
                                "value": "1800"
                            }, 
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                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "1950"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2050"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
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                            }, 
                            {
                                "value": "2200"
                            }, 
                            {
                                "value": "2250"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
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                                "value": "0.01"
                            }, 
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                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
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                            }, 
                            {
                                "value": "4.59"
                            }, 
                            {
                                "value": "6.90"
                            }, 
                            {
                                "value": "9.67"
                            }, 
                            {
                                "value": "12.84"
                            }, 
                            {
                                "value": "16.34"
                            }, 
                            {
                                "value": "20.07"
                            }, 
                            {
                                "value": "23.95"
                            }, 
                            {
                                "value": "27.93"
                            }, 
                            {
                                "value": "31.94"
                            }, 
                            {
                                "value": "35.94"
                            }, 
                            {
                                "value": "39.89"
                            }, 
                            {
                                "value": "43.74"
                            }, 
                            {
                                "value": "47.50"
                            }, 
                            {
                                "value": "51.12"
                            }, 
                            {
                                "value": "54.61"
                            }, 
                            {
                                "value": "57.95"
                            }, 
                            {
                                "value": "61.14"
                            }, 
                            {
                                "value": "64.17"
                            }, 
                            {
                                "value": "67.06"
                            }, 
                            {
                                "value": "69.80"
                            }, 
                            {
                                "value": "72.41"
                            }, 
                            {
                                "value": "74.88"
                            }, 
                            {
                                "value": "77.23"
                            }, 
                            {
                                "value": "79.45"
                            }, 
                            {
                                "value": "81.56"
                            }, 
                            {
                                "value": "83.55"
                            }, 
                            {
                                "value": "85.44"
                            }, 
                            {
                                "value": "87.23"
                            }, 
                            {
                                "value": "88.92"
                            }, 
                            {
                                "value": "90.52"
                            }, 
                            {
                                "value": "92.04"
                            }, 
                            {
                                "value": "93.48"
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                            {
                                "value": "94.84"
                            }, 
                            {
                                "value": "96.14"
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                            {
                                "value": "97.37"
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                            {
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                            }, 
                            {
                                "value": "99.67"
                            }, 
                            {
                                "value": "100.73"
                            }, 
                            {
                                "value": "101.74"
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                            {
                                "value": "102.71"
                            }, 
                            {
                                "value": "103.63"
                            }, 
                            {
                                "value": "104.51"
                            }, 
                            {
                                "value": "105.35"
                            }, 
                            {
                                "value": "106.15"
                            }, 
                            {
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                            {
                                "value": "107.66"
                            }, 
                            {
                                "value": "108.36"
                            }, 
                            {
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                            }, 
                            {
                                "value": "109.69"
                            }, 
                            {
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                            }, 
                            {
                                "value": "110.90"
                            }, 
                            {
                                "value": "111.48"
                            }, 
                            {
                                "value": "112.03"
                            }, 
                            {
                                "value": "112.56"
                            }, 
                            {
                                "value": "113.07"
                            }, 
                            {
                                "value": "113.56"
                            }, 
                            {
                                "value": "114.03"
                            }, 
                            {
                                "value": "114.48"
                            }, 
                            {
                                "value": "114.93"
                            }, 
                            {
                                "value": "115.35"
                            }, 
                            {
                                "value": "115.76"
                            }, 
                            {
                                "value": "116.16"
                            }, 
                            {
                                "value": "116.55"
                            }, 
                            {
                                "value": "116.92"
                            }, 
                            {
                                "value": "117.29"
                            }, 
                            {
                                "value": "117.64"
                            }, 
                            {
                                "value": "117.99"
                            }, 
                            {
                                "value": "118.32"
                            }, 
                            {
                                "value": "118.65"
                            }, 
                            {
                                "value": "118.96"
                            }, 
                            {
                                "value": "119.27"
                            }, 
                            {
                                "value": "119.57"
                            }, 
                            {
                                "value": "119.87"
                            }, 
                            {
                                "value": "120.15"
                            }, 
                            {
                                "value": "120.43"
                            }, 
                            {
                                "value": "120.71"
                            }, 
                            {
                                "value": "120.97"
                            }, 
                            {
                                "value": "121.23"
                            }, 
                            {
                                "value": "121.48"
                            }, 
                            {
                                "value": "121.73"
                            }, 
                            {
                                "value": "121.97"
                            }, 
                            {
                                "value": "122.21"
                            }, 
                            {
                                "value": "122.44"
                            }, 
                            {
                                "value": "122.67"
                            }, 
                            {
                                "value": "122.89"
                            }, 
                            {
                                "value": "123.11"
                            }, 
                            {
                                "value": "123.32"
                            }, 
                            {
                                "value": "123.53"
                            }, 
                            {
                                "value": "123.73"
                            }, 
                            {
                                "value": "123.93"
                            }, 
                            {
                                "value": "124.13"
                            }, 
                            {
                                "value": "124.33"
                            }, 
                            {
                                "value": "124.52"
                            }, 
                            {
                                "value": "124.70"
                            }, 
                            {
                                "value": "124.89"
                            }, 
                            {
                                "value": "125.07"
                            }, 
                            {
                                "value": "125.25"
                            }, 
                            {
                                "value": "125.42"
                            }, 
                            {
                                "value": "125.60"
                            }, 
                            {
                                "value": "125.77"
                            }, 
                            {
                                "value": "125.93"
                            }, 
                            {
                                "value": "126.10"
                            }, 
                            {
                                "value": "126.26"
                            }, 
                            {
                                "value": "126.43"
                            }, 
                            {
                                "value": "126.59"
                            }, 
                            {
                                "value": "126.74"
                            }, 
                            {
                                "value": "126.90"
                            }, 
                            {
                                "value": "127.05"
                            }, 
                            {
                                "value": "127.21"
                            }, 
                            {
                                "value": "127.36"
                            }, 
                            {
                                "value": "127.51"
                            }, 
                            {
                                "value": "127.66"
                            }, 
                            {
                                "value": "127.80"
                            }, 
                            {
                                "value": "127.95"
                            }, 
                            {
                                "value": "128.66"
                            }, 
                            {
                                "value": "129.35"
                            }, 
                            {
                                "value": "130.02"
                            }, 
                            {
                                "value": "130.67"
                            }, 
                            {
                                "value": "131.29"
                            }, 
                            {
                                "value": "131.91"
                            }, 
                            {
                                "value": "132.51"
                            }, 
                            {
                                "value": "133.09"
                            }, 
                            {
                                "value": "133.67"
                            }, 
                            {
                                "value": "134.23"
                            }, 
                            {
                                "value": "134.78"
                            }, 
                            {
                                "value": "135.33"
                            }, 
                            {
                                "value": "135.87"
                            }, 
                            {
                                "value": "136.40"
                            }, 
                            {
                                "value": "136.92"
                            }, 
                            {
                                "value": "137.44"
                            }, 
                            {
                                "value": "137.95"
                            }, 
                            {
                                "value": "138.46"
                            }, 
                            {
                                "value": "138.96"
                            }, 
                            {
                                "value": "139.46"
                            }, 
                            {
                                "value": "139.96"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Oxidation Behaviour and Mechanical Properties of $\\beta$- and Mixed $\\alpha$-$\\beta$-Sialons Sintered with Additions of Y2O3 and Nd2O3, J. Persson, T. Ekstrom, P.O. Kall, and M. Nygren, Journal of the European Ceramic Society, Vol. 11, pp. 363-373 (1993), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x.yNd2O3.zY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.58"
                    }, 
                    {
                        "value": "0.082"
                    }, 
                    {
                        "value": "0.066"
                    }, 
                    {
                        "value": "0.032"
                    }, 
                    {
                        "value": "0.77"
                    }, 
                    {
                        "value": "0.39"
                    }, 
                    {
                        "value": "0.23"
                    }, 
                    {
                        "value": "0.13"
                    }, 
                    {
                        "value": "0.091"
                    }, 
                    {
                        "value": "0.77"
                    }, 
                    {
                        "value": "0.39"
                    }, 
                    {
                        "value": "0.27"
                    }, 
                    {
                        "value": "0.16"
                    }, 
                    {
                        "value": "0.11"
                    }, 
                    {
                        "value": "0.59"
                    }, 
                    {
                        "value": "0.070"
                    }, 
                    {
                        "value": "0.046"
                    }, 
                    {
                        "value": "0.037"
                    }, 
                    {
                        "value": "0.83"
                    }, 
                    {
                        "value": "0.22"
                    }, 
                    {
                        "value": "0.15"
                    }, 
                    {
                        "value": "0.082"
                    }, 
                    {
                        "value": "0.082"
                    }, 
                    {
                        "value": "0.83"
                    }, 
                    {
                        "value": "0.33"
                    }, 
                    {
                        "value": "0.15"
                    }, 
                    {
                        "value": "0.12"
                    }, 
                    {
                        "value": "0.088"
                    }, 
                    {
                        "value": "0.24"
                    }, 
                    {
                        "value": "0.046"
                    }, 
                    {
                        "value": "0.0065"
                    }, 
                    {
                        "value": "0.015"
                    }, 
                    {
                        "value": "0.24"
                    }, 
                    {
                        "value": "0.11"
                    }, 
                    {
                        "value": "0.070"
                    }, 
                    {
                        "value": "0.052"
                    }, 
                    {
                        "value": "1.0"
                    }, 
                    {
                        "value": "0.27"
                    }, 
                    {
                        "value": "0.070"
                    }, 
                    {
                        "value": "0.070"
                    }, 
                    {
                        "value": "0.075"
                    }
                ], 
                "units": "mg cm$^{-2}$ h$^{-1}$", 
                "conditions": [
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "0.0025"
                            }, 
                            {
                                "value": "0.86"
                            }, 
                            {
                                "value": "5.4"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "0.0025"
                            }, 
                            {
                                "value": "0.74"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "0.0025"
                            }, 
                            {
                                "value": "0.74"
                            }, 
                            {
                                "value": "3.4"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "0.0013"
                            }, 
                            {
                                "value": "0.85"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "0.0013"
                            }, 
                            {
                                "value": "0.85"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "0.0013"
                            }, 
                            {
                                "value": "0.85"
                            }, 
                            {
                                "value": "2.8"
                            }, 
                            {
                                "value": "5.5"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "0.12"
                            }, 
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "5.6"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "0.12"
                            }, 
                            {
                                "value": "1.6"
                            }, 
                            {
                                "value": "5.6"
                            }, 
                            {
                                "value": "11"
                            }, 
                            {
                                "value": "0.12"
                            }, 
                            {
                                "value": "0.61"
                            }, 
                            {
                                "value": "2.9"
                            }, 
                            {
                                "value": "5.6"
                            }, 
                            {
                                "value": "11"
                            }
                        ], 
                        "name": "Exposure Time"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "0.08"
                            }, 
                            {
                                "value": "0.08"
                            }, 
                            {
                                "value": "0.08"
                            }, 
                            {
                                "value": "0.08"
                            }, 
                            {
                                "value": "0.06"
                            }, 
                            {
                                "value": "0.06"
                            }, 
                            {
                                "value": "0.06"
                            }, 
                            {
                                "value": "0.06"
                            }, 
                            {
                                "value": "0.06"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.22"
                            }, 
                            {
                                "value": "0.22"
                            }, 
                            {
                                "value": "0.22"
                            }, 
                            {
                                "value": "0.22"
                            }, 
                            {
                                "value": "0.22"
                            }, 
                            {
                                "value": "0.91"
                            }, 
                            {
                                "value": "0.91"
                            }, 
                            {
                                "value": "0.91"
                            }, 
                            {
                                "value": "0.91"
                            }, 
                            {
                                "value": "0.83"
                            }, 
                            {
                                "value": "0.83"
                            }, 
                            {
                                "value": "0.83"
                            }, 
                            {
                                "value": "0.83"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "0.75"
                            }
                        ], 
                        "name": "Sialon Ratio $\\alpha$/($\\alpha$+$\\beta$)"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "0/100"
                            }
                        ], 
                        "name": "Y2O3/Nd2O3Ratio"
                    }
                ], 
                "name": "Corrosion Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Oxidation Behaviour and Mechanical Properties of $\\beta$- and Mixed $\\alpha$-$\\beta$-Sialons Sintered with Additions of Y2O3 and Nd2O3, J. Persson, T. Ekstrom, P.O. Kall, and M. Nygren, Journal of the European Ceramic Society, Vol. 11, pp. 363-373 (1993), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x.yNd2O3.zY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "5.1"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "5.1"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.08"
                            }, 
                            {
                                "value": "0.06"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.22"
                            }, 
                            {
                                "value": "0.91"
                            }, 
                            {
                                "value": "0.83"
                            }, 
                            {
                                "value": "0.75"
                            }
                        ], 
                        "name": "Sialon Ratio $\\alpha$/($\\alpha$+$\\beta$)"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "0/100"
                            }
                        ], 
                        "name": "Y2O3/Nd2O3Ratio"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Oxidation Behaviour and Mechanical Properties of $\\beta$- and Mixed $\\alpha$-$\\beta$-Sialons Sintered with Additions of Y2O3 and Nd2O3, J. Persson, T. Ekstrom, P.O. Kall, and M. Nygren, Journal of the European Ceramic Society, Vol. 11, pp. 363-373 (1993), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x.yNd2O3.zY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N:Nd"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "15.0"
                    }, 
                    {
                        "value": "15.1"
                    }, 
                    {
                        "value": "15.4"
                    }, 
                    {
                        "value": "17.0"
                    }, 
                    {
                        "value": "17.3"
                    }, 
                    {
                        "value": "15.8"
                    }, 
                    {
                        "value": "18.9"
                    }, 
                    {
                        "value": "17.0"
                    }, 
                    {
                        "value": "11.0"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0.08"
                            }, 
                            {
                                "value": "0.06"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.47"
                            }, 
                            {
                                "value": "0.45"
                            }, 
                            {
                                "value": "0.22"
                            }, 
                            {
                                "value": "0.91"
                            }, 
                            {
                                "value": "0.83"
                            }, 
                            {
                                "value": "0.75"
                            }
                        ], 
                        "name": "Sialon Ratio $\\alpha$/($\\alpha$+$\\beta$)"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "0/100"
                            }, 
                            {
                                "value": "100/0"
                            }, 
                            {
                                "value": "50/50"
                            }, 
                            {
                                "value": "0/100"
                            }
                        ], 
                        "name": "Y2O3/Nd2O3Ratio"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep and Creep-Rupture of HIP-ed Si3N4, D.C. Cranmer, B.J. Hockey, and S.M. Wiederhorn, Ceramic Engineering and Science Proceedings, Vol. 12 9, pp. 1862-1872 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton/TRW"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NT-154"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "Y2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "4"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep and Creep-Rupture of HIP-ed Si3N4, D.C. Cranmer, B.J. Hockey, and S.M. Wiederhorn, Ceramic Engineering and Science Proceedings, Vol. 12 9, pp. 1862-1872 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton/TRW"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NT-154"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "590"
                    }, 
                    {
                        "value": "1200"
                    }
                ], 
                "units": "kJ mol$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1325"
                            }, 
                            {
                                "value": "1360"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Activatn Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep and Creep-Rupture of HIP-ed Si3N4, D.C. Cranmer, B.J. Hockey, and S.M. Wiederhorn, Ceramic Engineering and Science Proceedings, Vol. 12 9, pp. 1862-1872 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton/TRW"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NT-154"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.29"
                    }, 
                    {
                        "value": "1.10"
                    }, 
                    {
                        "value": "3.60"
                    }, 
                    {
                        "value": "0.12"
                    }, 
                    {
                        "value": "2.60"
                    }, 
                    {
                        "value": "0.42"
                    }, 
                    {
                        "value": "5.80"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1375"
                            }, 
                            {
                                "value": "1325"
                            }, 
                            {
                                "value": "1375"
                            }, 
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1400"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Creep and Creep-Rupture of HIP-ed Si3N4, D.C. Cranmer, B.J. Hockey, and S.M. Wiederhorn, Ceramic Engineering and Science Proceedings, Vol. 12 9, pp. 1862-1872 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Norton/TRW"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "NT-154"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.6"
                    }, 
                    {
                        "value": "5.3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1350"
                            }, 
                            {
                                "value": "1375"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Creep Rate Exponent"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Grain Size Dependence of the Mechanical Properties in TZP Ceramics, J. Wang, M. Rainforth, and R. Stevens, British Ceramic Transactions and Journal, Vol. 88, pp. 1-6 (1989), published by Institute of Ceramics."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1075"
                    }, 
                    {
                        "value": "995"
                    }, 
                    {
                        "value": "982"
                    }, 
                    {
                        "value": "982"
                    }, 
                    {
                        "value": "908"
                    }, 
                    {
                        "value": "933"
                    }, 
                    {
                        "value": "765"
                    }, 
                    {
                        "value": "815"
                    }, 
                    {
                        "value": "734"
                    }, 
                    {
                        "value": "964"
                    }, 
                    {
                        "value": "1032"
                    }, 
                    {
                        "value": "1001"
                    }, 
                    {
                        "value": "809"
                    }, 
                    {
                        "value": "660"
                    }, 
                    {
                        "value": "653"
                    }, 
                    {
                        "value": "641"
                    }, 
                    {
                        "value": "840"
                    }, 
                    {
                        "value": "858"
                    }, 
                    {
                        "value": "1019"
                    }, 
                    {
                        "value": "765"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }
                        ], 
                        "name": "Mole Fraction of Y2O3"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.71"
                            }, 
                            {
                                "value": "0.91"
                            }, 
                            {
                                "value": "0.97"
                            }, 
                            {
                                "value": "1.16"
                            }, 
                            {
                                "value": "1.33"
                            }, 
                            {
                                "value": "1.72"
                            }, 
                            {
                                "value": "0.78"
                            }, 
                            {
                                "value": "0.90"
                            }, 
                            {
                                "value": "0.97"
                            }, 
                            {
                                "value": "1.01"
                            }, 
                            {
                                "value": "1.22"
                            }, 
                            {
                                "value": "1.37"
                            }, 
                            {
                                "value": "1.76"
                            }, 
                            {
                                "value": "0.82"
                            }, 
                            {
                                "value": "0.96"
                            }, 
                            {
                                "value": "1.03"
                            }, 
                            {
                                "value": "1.08"
                            }, 
                            {
                                "value": "1.26"
                            }, 
                            {
                                "value": "1.43"
                            }, 
                            {
                                "value": "1.83"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Grain Size Dependence of the Mechanical Properties in TZP Ceramics, J. Wang, M. Rainforth, and R. Stevens, British Ceramic Transactions and Journal, Vol. 88, pp. 1-6 (1989), published by Institute of Ceramics."
            }
        ], 
        "names": [
            "Zirconia (TZP)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "ZrO2.xY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Zr-O:Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "10.1"
                    }, 
                    {
                        "value": "10.9"
                    }, 
                    {
                        "value": "12.3"
                    }, 
                    {
                        "value": "11.2"
                    }, 
                    {
                        "value": "11.5"
                    }, 
                    {
                        "value": "10.5"
                    }, 
                    {
                        "value": "10.2"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "7.3"
                    }, 
                    {
                        "value": "8.9"
                    }, 
                    {
                        "value": "9.5"
                    }, 
                    {
                        "value": "10.8"
                    }, 
                    {
                        "value": "11.9"
                    }, 
                    {
                        "value": "10.5"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "7.5"
                    }, 
                    {
                        "value": "9.8"
                    }, 
                    {
                        "value": "12.3"
                    }, 
                    {
                        "value": "11.0"
                    }, 
                    {
                        "value": "10.4"
                    }, 
                    {
                        "value": "16.4"
                    }, 
                    {
                        "value": "17.8"
                    }, 
                    {
                        "value": "16.7"
                    }, 
                    {
                        "value": "18.4"
                    }, 
                    {
                        "value": "18.1"
                    }, 
                    {
                        "value": "18.5"
                    }, 
                    {
                        "value": "15.2"
                    }, 
                    {
                        "value": "15.9"
                    }, 
                    {
                        "value": "16.3"
                    }, 
                    {
                        "value": "19.5"
                    }, 
                    {
                        "value": "17.3"
                    }, 
                    {
                        "value": "14.1"
                    }, 
                    {
                        "value": "10.2"
                    }, 
                    {
                        "value": "12.8"
                    }, 
                    {
                        "value": "16.4"
                    }, 
                    {
                        "value": "19.9"
                    }, 
                    {
                        "value": "17.0"
                    }, 
                    {
                        "value": "10.8"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "Indentation"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }, 
                            {
                                "value": "SENB"
                            }
                        ], 
                        "name": "Test Type"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "2.5"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }, 
                            {
                                "value": "3.0"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "0.73"
                            }, 
                            {
                                "value": "0.86"
                            }, 
                            {
                                "value": "0.90"
                            }, 
                            {
                                "value": "0.98"
                            }, 
                            {
                                "value": "1.17"
                            }, 
                            {
                                "value": "1.31"
                            }, 
                            {
                                "value": "1.70"
                            }, 
                            {
                                "value": "0.78"
                            }, 
                            {
                                "value": "0.91"
                            }, 
                            {
                                "value": "0.98"
                            }, 
                            {
                                "value": "1.01"
                            }, 
                            {
                                "value": "1.22"
                            }, 
                            {
                                "value": "1.37"
                            }, 
                            {
                                "value": "1.77"
                            }, 
                            {
                                "value": "1.98"
                            }, 
                            {
                                "value": "0.86"
                            }, 
                            {
                                "value": "0.98"
                            }, 
                            {
                                "value": "1.07"
                            }, 
                            {
                                "value": "1.10"
                            }, 
                            {
                                "value": "1.30"
                            }, 
                            {
                                "value": "1.45"
                            }, 
                            {
                                "value": "1.83"
                            }, 
                            {
                                "value": "2.07"
                            }, 
                            {
                                "value": "0.73"
                            }, 
                            {
                                "value": "0.92"
                            }, 
                            {
                                "value": "0.97"
                            }, 
                            {
                                "value": "1.16"
                            }, 
                            {
                                "value": "1.33"
                            }, 
                            {
                                "value": "1.72"
                            }, 
                            {
                                "value": "0.76"
                            }, 
                            {
                                "value": "0.96"
                            }, 
                            {
                                "value": "1.01"
                            }, 
                            {
                                "value": "1.21"
                            }, 
                            {
                                "value": "1.36"
                            }, 
                            {
                                "value": "1.75"
                            }, 
                            {
                                "value": "0.82"
                            }, 
                            {
                                "value": "1.02"
                            }, 
                            {
                                "value": "1.07"
                            }, 
                            {
                                "value": "1.26"
                            }, 
                            {
                                "value": "1.44"
                            }, 
                            {
                                "value": "1.81"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "Thermal Conductivity of Diamond Films Synthesized by Microwave Plasma CVD, A. Ono, T. Baba, H. Funamoto, and A. Nishikawa, Japanese Journal of Applied Physics, Vol. 25 10, pp. L808-L810 (1986), published by Publication Office, Japanese Journal of Applied Physics."
            }
        ], 
        "names": [
            "Diamond (CVD)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "40", 
                        "value": "980"
                    }, 
                    {
                        "value": "700"
                    }, 
                    {
                        "uncertainty": "20", 
                        "value": "410"
                    }, 
                    {
                        "value": "40"
                    }, 
                    {
                        "value": "40"
                    }
                ], 
                "units": "W m$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "0.3"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "3.0"
                            }
                        ], 
                        "name": "Volume Fraction CH4 in H2"
                    }
                ], 
                "name": "Thermal Conductivity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Thermal Quenching on Surface Fracture Toughness and Microhardness of Si3N4, SiAlON, and SiC, D. Chakraborty, A.K. Mukhopadhyay, and J. Mukerji, Revue Internationale des Hautes Temperatures et des Refractaires, Vol. 22, pp. 105-113 (1985), published by Masson."
            }
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "4.2"
                    }, 
                    {
                        "value": "5.0"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "2.9"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Number of Quenches"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Quenching Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Measurement Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Thermal Quenching on Surface Fracture Toughness and Microhardness of Si3N4, SiAlON, and SiC, D. Chakraborty, A.K. Mukhopadhyay, and J. Mukerji, Revue Internationale des Hautes Temperatures et des Refractaires, Vol. 22, pp. 105-113 (1985), published by Masson."
            }
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "20.29"
                    }, 
                    {
                        "value": "20.69"
                    }, 
                    {
                        "value": "19.80"
                    }, 
                    {
                        "value": "19.70"
                    }, 
                    {
                        "value": "19.61"
                    }, 
                    {
                        "value": "19.02"
                    }, 
                    {
                        "value": "18.53"
                    }, 
                    {
                        "value": "17.94"
                    }, 
                    {
                        "value": "20.29"
                    }, 
                    {
                        "value": "19.80"
                    }, 
                    {
                        "value": "17.94"
                    }, 
                    {
                        "value": "17.45"
                    }, 
                    {
                        "value": "18.24"
                    }, 
                    {
                        "value": "16.47"
                    }, 
                    {
                        "value": "15.88"
                    }, 
                    {
                        "value": "16.27"
                    }, 
                    {
                        "value": "20.69"
                    }, 
                    {
                        "value": "18.43"
                    }, 
                    {
                        "value": "18.43"
                    }, 
                    {
                        "value": "16.67"
                    }, 
                    {
                        "value": "15.88"
                    }, 
                    {
                        "value": "13.53"
                    }, 
                    {
                        "value": "12.55"
                    }, 
                    {
                        "value": "11.67"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Number of Quenches"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Quenching Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Measurement Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Liquid Phase Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Thermal Quenching on Surface Fracture Toughness and Microhardness of Si3N4, SiAlON, and SiC, D. Chakraborty, A.K. Mukhopadhyay, and J. Mukerji, Revue Internationale des Hautes Temperatures et des Refractaires, Vol. 22, pp. 105-113 (1985), published by Masson."
            }
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.5"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "5.4"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.0"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.1"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Number of Quenches"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Quenching Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Measurement Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Liquid Phase Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Thermal Quenching on Surface Fracture Toughness and Microhardness of Si3N4, SiAlON, and SiC, D. Chakraborty, A.K. Mukhopadhyay, and J. Mukerji, Revue Internationale des Hautes Temperatures et des Refractaires, Vol. 22, pp. 105-113 (1985), published by Masson."
            }
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "16.27"
                    }, 
                    {
                        "value": "16.18"
                    }, 
                    {
                        "value": "16.18"
                    }, 
                    {
                        "value": "16.37"
                    }, 
                    {
                        "value": "15.69"
                    }, 
                    {
                        "value": "16.47"
                    }, 
                    {
                        "value": "16.37"
                    }, 
                    {
                        "value": "15.98"
                    }, 
                    {
                        "value": "15.88"
                    }, 
                    {
                        "value": "15.88"
                    }, 
                    {
                        "value": "15.39"
                    }, 
                    {
                        "value": "15.98"
                    }, 
                    {
                        "value": "15.39"
                    }, 
                    {
                        "value": "16.08"
                    }, 
                    {
                        "value": "14.70"
                    }, 
                    {
                        "value": "13.04"
                    }, 
                    {
                        "value": "18.82"
                    }, 
                    {
                        "value": "20.59"
                    }, 
                    {
                        "value": "17.55"
                    }, 
                    {
                        "value": "17.65"
                    }, 
                    {
                        "value": "17.65"
                    }, 
                    {
                        "value": "17.06"
                    }, 
                    {
                        "value": "17.55"
                    }, 
                    {
                        "value": "16.27"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Number of Quenches"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Quenching Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Measurement Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Thermal Quenching on Surface Fracture Toughness and Microhardness of Si3N4, SiAlON, and SiC, D. Chakraborty, A.K. Mukhopadhyay, and J. Mukerji, Revue Internationale des Hautes Temperatures et des Refractaires, Vol. 22, pp. 105-113 (1985), published by Masson."
            }
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.3"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Number of Quenches"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Quenching Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Measurement Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Thermal Quenching on Surface Fracture Toughness and Microhardness of Si3N4, SiAlON, and SiC, D. Chakraborty, A.K. Mukhopadhyay, and J. Mukerji, Revue Internationale des Hautes Temperatures et des Refractaires, Vol. 22, pp. 105-113 (1985), published by Masson."
            }
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "31.4"
                    }, 
                    {
                        "value": "32.3"
                    }, 
                    {
                        "value": "30.3"
                    }, 
                    {
                        "value": "31.1"
                    }, 
                    {
                        "value": "27.5"
                    }, 
                    {
                        "value": "31.9"
                    }, 
                    {
                        "value": "31.3"
                    }, 
                    {
                        "value": "30.6"
                    }, 
                    {
                        "value": "30.4"
                    }, 
                    {
                        "value": "29.1"
                    }, 
                    {
                        "value": "31.0"
                    }, 
                    {
                        "value": "32.1"
                    }, 
                    {
                        "value": "30.1"
                    }, 
                    {
                        "value": "30.1"
                    }, 
                    {
                        "value": "30.2"
                    }, 
                    {
                        "value": "28.9"
                    }, 
                    {
                        "value": "29.2"
                    }, 
                    {
                        "value": "28.0"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Number of Quenches"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Quenching Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Measurement Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Influence of Thermal Quenching on Surface Fracture Toughness and Microhardness of Si3N4, SiAlON, and SiC, D. Chakraborty, A.K. Mukhopadhyay, and J. Mukerji, Revue Internationale des Hautes Temperatures et des Refractaires, Vol. 22, pp. 105-113 (1985), published by Masson."
            }
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "3.6"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "1.9"
                    }, 
                    {
                        "value": "2.1"
                    }, 
                    {
                        "value": "2.0"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Number of Quenches"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Quenching Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Measurement Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Influence of Thermal Quenching on Surface Fracture Toughness and Microhardness of Si3N4, SiAlON, and SiC, D. Chakraborty, A.K. Mukhopadhyay, and J. Mukerji, Revue Internationale des Hautes Temperatures et des Refractaires, Vol. 22, pp. 105-113 (1985), published by Masson."
            }
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "18.2"
                    }, 
                    {
                        "value": "17.7"
                    }, 
                    {
                        "value": "17.6"
                    }, 
                    {
                        "value": "17.0"
                    }, 
                    {
                        "value": "17.6"
                    }, 
                    {
                        "value": "17.5"
                    }, 
                    {
                        "value": "17.7"
                    }, 
                    {
                        "value": "17.7"
                    }, 
                    {
                        "value": "16.9"
                    }, 
                    {
                        "value": "16.0"
                    }, 
                    {
                        "value": "16.2"
                    }, 
                    {
                        "value": "16.2"
                    }, 
                    {
                        "value": "16.1"
                    }, 
                    {
                        "value": "16.6"
                    }, 
                    {
                        "value": "15.2"
                    }, 
                    {
                        "value": "15.3"
                    }, 
                    {
                        "value": "17.7"
                    }, 
                    {
                        "value": "17.9"
                    }, 
                    {
                        "value": "18.5"
                    }, 
                    {
                        "value": "17.7"
                    }, 
                    {
                        "value": "17.9"
                    }, 
                    {
                        "value": "17.0"
                    }, 
                    {
                        "value": "16.8"
                    }, 
                    {
                        "value": "17.2"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
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                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
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                                "value": "15"
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                            {
                                "value": "20"
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                            {
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                            {
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                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Quenching Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Measurement Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Influence of Thermal Quenching on Surface Fracture Toughness and Microhardness of Si3N4, SiAlON, and SiC, D. Chakraborty, A.K. Mukhopadhyay, and J. Mukerji, Revue Internationale des Hautes Temperatures et des Refractaires, Vol. 22, pp. 105-113 (1985), published by Masson."
            }
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "YxSi12-4.5xAl4.5xO1.5xN16-1.5x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.3"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "2.7"
                    }, 
                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.6"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "2.3"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Number of Quenches"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Quenching Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Measurement Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Influence of Thermal Quenching on Surface Fracture Toughness and Microhardness of Si3N4, SiAlON, and SiC, D. Chakraborty, A.K. Mukhopadhyay, and J. Mukerji, Revue Internationale des Hautes Temperatures et des Refractaires, Vol. 22, pp. 105-113 (1985), published by Masson."
            }
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "YxSi12-4.5xAl4.5xO1.5xN16-1.5x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "22.0"
                    }, 
                    {
                        "value": "21.3"
                    }, 
                    {
                        "value": "21.9"
                    }, 
                    {
                        "value": "22.1"
                    }, 
                    {
                        "value": "22.5"
                    }, 
                    {
                        "value": "22.4"
                    }, 
                    {
                        "value": "22.1"
                    }, 
                    {
                        "value": "22.4"
                    }, 
                    {
                        "value": "23.9"
                    }, 
                    {
                        "value": "24.3"
                    }, 
                    {
                        "value": "23.6"
                    }, 
                    {
                        "value": "24.2"
                    }, 
                    {
                        "value": "23.5"
                    }, 
                    {
                        "value": "23.3"
                    }, 
                    {
                        "value": "22.6"
                    }, 
                    {
                        "value": "23.1"
                    }, 
                    {
                        "value": "22.4"
                    }, 
                    {
                        "value": "23.0"
                    }, 
                    {
                        "value": "23.7"
                    }, 
                    {
                        "value": "21.4"
                    }, 
                    {
                        "value": "22.2"
                    }, 
                    {
                        "value": "21.8"
                    }, 
                    {
                        "value": "20.9"
                    }, 
                    {
                        "value": "21.1"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
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                            {
                                "value": "0"
                            }, 
                            {
                                "value": "1"
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                            {
                                "value": "2"
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                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
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                            {
                                "value": "20"
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                                "value": "0"
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                                "value": "2"
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                                "value": "4"
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                                "value": "15"
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                                "value": "20"
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                            {
                                "value": "0"
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                            {
                                "value": "1"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }
                        ], 
                        "name": "Number of Quenches"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Quenching Temperature"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Measurement Temperature"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Hot Pressing"
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        ], 
        "references": [
            {
                "citation": "Fracture Toughness of TiB2 and B4C Using the Single-Edge Precracked Beam, Indentation Strength, Chevron Notched Beam, and Indentation Strength Methods, S.D. Conzone, W.R. Blumenthal, and J.R. Varner, Journal of the American Ceramic Society, Vol. 78 8, pp. 2187-2192 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Cercom"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.38", 
                        "value": "5.99"
                    }, 
                    {
                        "uncertainty": "0.64", 
                        "value": "6.75"
                    }, 
                    {
                        "uncertainty": "0.99", 
                        "value": "5.54"
                    }, 
                    {
                        "uncertainty": "0.49", 
                        "value": "4.93"
                    }, 
                    {
                        "uncertainty": "0.25", 
                        "value": "6.98"
                    }, 
                    {
                        "uncertainty": "0.43", 
                        "value": "3.92"
                    }, 
                    {
                        "uncertainty": "0.04", 
                        "value": "4.25"
                    }, 
                    {
                        "uncertainty": "0.25", 
                        "value": "5.64"
                    }, 
                    {
                        "uncertainty": "0.38", 
                        "value": "5.50"
                    }, 
                    {
                        "uncertainty": "0.47", 
                        "value": "5.62"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IF"
                            }, 
                            {
                                "value": "IF"
                            }, 
                            {
                                "value": "SEPB"
                            }, 
                            {
                                "value": "CNB"
                            }, 
                            {
                                "value": "CNB"
                            }, 
                            {
                                "value": "CNB"
                            }, 
                            {
                                "value": "CNB"
                            }, 
                            {
                                "value": "CNB"
                            }
                        ], 
                        "name": "Method Name"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "98 N"
                            }, 
                            {
                                "value": "490 N"
                            }, 
                            {
                                "value": "98 N"
                            }, 
                            {
                                "value": "196 N"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "10.16 mm/min"
                            }, 
                            {
                                "value": "2.54 mm/min"
                            }, 
                            {
                                "value": "0.51 mm/min"
                            }, 
                            {
                                "value": "0.051 mm/min"
                            }, 
                            {
                                "value": "0.0051 mm/min"
                            }
                        ], 
                        "name": "Test Condition"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Fracture Toughness of TiB2 and B4C Using the Single-Edge Precracked Beam, Indentation Strength, Chevron Notched Beam, and Indentation Strength Methods, S.D. Conzone, W.R. Blumenthal, and J.R. Varner, Journal of the American Ceramic Society, Vol. 78 8, pp. 2187-2192 (1995), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Cercom"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.11", 
                        "value": "3.76"
                    }, 
                    {
                        "uncertainty": "0.50", 
                        "value": "4.09"
                    }, 
                    {
                        "uncertainty": "0.94", 
                        "value": "4.95"
                    }, 
                    {
                        "uncertainty": "0.33", 
                        "value": "3.39"
                    }, 
                    {
                        "uncertainty": "0.24", 
                        "value": "2.99"
                    }, 
                    {
                        "uncertainty": "0.22", 
                        "value": "2.42"
                    }, 
                    {
                        "uncertainty": "0.06", 
                        "value": "3.23"
                    }, 
                    {
                        "uncertainty": "0.16", 
                        "value": "3.59"
                    }, 
                    {
                        "uncertainty": "0.06", 
                        "value": "3.48"
                    }, 
                    {
                        "uncertainty": "0.09", 
                        "value": "3.25"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IS"
                            }, 
                            {
                                "value": "IF"
                            }, 
                            {
                                "value": "IF"
                            }, 
                            {
                                "value": "SEPB"
                            }, 
                            {
                                "value": "CNB"
                            }, 
                            {
                                "value": "CNB"
                            }, 
                            {
                                "value": "CNB"
                            }, 
                            {
                                "value": "CNB"
                            }, 
                            {
                                "value": "CNB"
                            }
                        ], 
                        "name": "Method Name"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "98 N"
                            }, 
                            {
                                "value": "490 N"
                            }, 
                            {
                                "value": "49 N"
                            }, 
                            {
                                "value": "98 N"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "10.16 mm/min"
                            }, 
                            {
                                "value": "2.54 mm/min"
                            }, 
                            {
                                "value": "0.51 mm/min"
                            }, 
                            {
                                "value": "0.051 mm/min"
                            }, 
                            {
                                "value": "0.0051 min/min"
                            }
                        ], 
                        "name": "Test Condition"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "The Effect of Nanoscale Microstructures on the Mechanical Behavior of Silicon-Carbon - Titanium-Carbon Composites, H. Maupas, J.L. Chermant, and R. Hillel, Materials Research Bulletin, Vol. 29 8, pp. 895-902 (1994), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "SiC"
                    }, 
                    {
                        "value": "TiC"
                    }
                ], 
                "conditions": [
                    {
                        "units": "mol", 
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "x"
                            }
                        ], 
                        "name": "Amount of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "The Effect of Nanoscale Microstructures on the Mechanical Behavior of Silicon-Carbon - Titanium-Carbon Composites, H. Maupas, J.L. Chermant, and R. Hillel, Materials Research Bulletin, Vol. 29 8, pp. 895-902 (1994), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.6"
                    }, 
                    {
                        "value": "5.8"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "6.2"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8.8"
                            }, 
                            {
                                "value": "11.5"
                            }, 
                            {
                                "value": "13.0"
                            }, 
                            {
                                "value": "14.5"
                            }
                        ], 
                        "name": "Mole Fraction of TiC"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Chemical Vapor Deposition"
            }
        ], 
        "references": [
            {
                "citation": "The Effect of Nanoscale Microstructures on the Mechanical Behavior of Silicon-Carbon - Titanium-Carbon Composites, H. Maupas, J.L. Chermant, and R. Hillel, Materials Research Bulletin, Vol. 29 8, pp. 895-902 (1994), published by Elsevier Science Limited."
            }
        ], 
        "names": [
            "Silicon carbide composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "SiC.xTiC", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-C:TiC"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "17"
                    }, 
                    {
                        "value": "22"
                    }, 
                    {
                        "value": "25"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8.8"
                            }, 
                            {
                                "value": "11.5"
                            }, 
                            {
                                "value": "13.0"
                            }, 
                            {
                                "value": "14.5"
                            }
                        ], 
                        "name": "Mole Fraction of TiC"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermomechanical Response of Polycrystalline BaZrO3, K.C. Goretta, E.T. Park, R.E. Koritala, M.M. Cuber, E.A. Pascual, N. Chen, A.R. de Arellano-Lopez, and J.L. Routbort, Physica C, Vol. 309, pp. 245-250 (1998), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ACE-RAM Technologies"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.01"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "96"
                            }
                        ], 
                        "name": "Relative Density"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermomechanical Response of Polycrystalline BaZrO3, K.C. Goretta, E.T. Park, R.E. Koritala, M.M. Cuber, E.A. Pascual, N. Chen, A.R. de Arellano-Lopez, and J.L. Routbort, Physica C, Vol. 309, pp. 245-250 (1998), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ACE-RAM Technologies"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "240.5"
                    }, 
                    {
                        "value": "239.5"
                    }, 
                    {
                        "value": "237.7"
                    }, 
                    {
                        "value": "235.9"
                    }, 
                    {
                        "value": "228.6"
                    }, 
                    {
                        "value": "215.5"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "835"
                            }, 
                            {
                                "value": "1015"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermomechanical Response of Polycrystalline BaZrO3, K.C. Goretta, E.T. Park, R.E. Koritala, M.M. Cuber, E.A. Pascual, N. Chen, A.R. de Arellano-Lopez, and J.L. Routbort, Physica C, Vol. 309, pp. 245-250 (1998), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ACE-RAM Technologies"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.237"
                    }, 
                    {
                        "value": "0.236"
                    }, 
                    {
                        "value": "0.235"
                    }, 
                    {
                        "value": "0.236"
                    }, 
                    {
                        "value": "0.237"
                    }, 
                    {
                        "value": "0.237"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "835"
                            }, 
                            {
                                "value": "1015"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermomechanical Response of Polycrystalline BaZrO3, K.C. Goretta, E.T. Park, R.E. Koritala, M.M. Cuber, E.A. Pascual, N. Chen, A.R. de Arellano-Lopez, and J.L. Routbort, Physica C, Vol. 309, pp. 245-250 (1998), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ACE-RAM Technologies"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "97.2"
                    }, 
                    {
                        "value": "96.9"
                    }, 
                    {
                        "value": "96.2"
                    }, 
                    {
                        "value": "95.4"
                    }, 
                    {
                        "value": "92.4"
                    }, 
                    {
                        "value": "87.1"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "280"
                            }, 
                            {
                                "value": "480"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "835"
                            }, 
                            {
                                "value": "1015"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Shear Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Thermomechanical Response of Polycrystalline BaZrO3, K.C. Goretta, E.T. Park, R.E. Koritala, M.M. Cuber, E.A. Pascual, N. Chen, A.R. de Arellano-Lopez, and J.L. Routbort, Physica C, Vol. 309, pp. 245-250 (1998), published by Elsevier Science B.V.."
            }
        ], 
        "names": [
            "Barium zirconate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaZrO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Zr-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "ACE-RAM Technologies"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.02"
                    }, 
                    {
                        "value": "6.93"
                    }, 
                    {
                        "value": "6.90"
                    }, 
                    {
                        "value": "7.01"
                    }, 
                    {
                        "value": "7.15"
                    }, 
                    {
                        "value": "7.26"
                    }, 
                    {
                        "value": "7.38"
                    }, 
                    {
                        "value": "7.50"
                    }, 
                    {
                        "value": "7.61"
                    }, 
                    {
                        "value": "7.72"
                    }, 
                    {
                        "value": "7.84"
                    }, 
                    {
                        "value": "7.93"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1175"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Properties of High Refractory Glass Phase Corundum Ceramics and Their Influence on Surface Roughness after Mechanical Treatment, E. V. Degtyareva, E. V. Skorodumova, I. I. Kabakova, and Ya. P. Barannik, Ogneupori (Refractories) 2, pp. 5-8 (1985)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Rod"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "SiO2"
                    }, 
                    {
                        "value": "MgO"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "minimum": "0.5", 
                                "maximum": "3.0"
                            }, 
                            {
                                "value": "0.1 or 1.0"
                            }
                        ], 
                        "name": "Mass Fraction"
                    }
                ], 
                "name": "Dopant"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Properties of High Refractory Glass Phase Corundum Ceramics and Their Influence on Surface Roughness after Mechanical Treatment, E. V. Degtyareva, E. V. Skorodumova, I. I. Kabakova, and Ya. P. Barannik, Ogneupori (Refractories) 2, pp. 5-8 (1985)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Rod"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "340"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "290"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "240"
                    }, 
                    {
                        "value": "180"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "120"
                    }, 
                    {
                        "value": "80"
                    }, 
                    {
                        "value": "40"
                    }, 
                    {
                        "uncertainty": "30", 
                        "value": "260"
                    }, 
                    {
                        "uncertainty": "60", 
                        "value": "260"
                    }, 
                    {
                        "uncertainty": "30", 
                        "value": "320"
                    }, 
                    {
                        "uncertainty": "30", 
                        "value": "315"
                    }, 
                    {
                        "value": "167"
                    }, 
                    {
                        "value": "200"
                    }, 
                    {
                        "value": "38"
                    }, 
                    {
                        "value": "220"
                    }, 
                    {
                        "value": "330"
                    }, 
                    {
                        "value": "205"
                    }, 
                    {
                        "value": "166"
                    }, 
                    {
                        "value": "134"
                    }, 
                    {
                        "value": "220"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "minimum": "0.5", 
                                "maximum": "3"
                            }, 
                            {
                                "minimum": "0.5", 
                                "maximum": "3"
                            }, 
                            {
                                "minimum": "0.5", 
                                "maximum": "3"
                            }, 
                            {
                                "minimum": "0.5", 
                                "maximum": "3"
                            }, 
                            {
                                "minimum": "0.5", 
                                "maximum": "3"
                            }, 
                            {
                                "minimum": "0.5", 
                                "maximum": "3"
                            }, 
                            {
                                "minimum": "0.5", 
                                "maximum": "3"
                            }, 
                            {
                                "minimum": "0.5", 
                                "maximum": "3"
                            }, 
                            {
                                "minimum": "0.5", 
                                "maximum": "3"
                            }, 
                            {
                                "minimum": "0.5", 
                                "maximum": "3"
                            }, 
                            {
                                "minimum": "0.5", 
                                "maximum": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "0.22"
                            }, 
                            {
                                "value": "0.20"
                            }, 
                            {
                                "value": "0.16"
                            }, 
                            {
                                "value": "0.92"
                            }, 
                            {
                                "value": "1.12"
                            }, 
                            {
                                "value": "1.20"
                            }, 
                            {
                                "value": "1.80"
                            }, 
                            {
                                "value": "2.47"
                            }, 
                            {
                                "value": "3.18"
                            }
                        ], 
                        "name": "Mass Fraction of Glass Phase"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.1; 1.0"
                            }, 
                            {
                                "value": "0.1; 1.0"
                            }, 
                            {
                                "value": "0.1; 1.0"
                            }, 
                            {
                                "value": "0.1; 1.0"
                            }, 
                            {
                                "value": "0.1; 1.0"
                            }, 
                            {
                                "value": "0.1; 1.0"
                            }, 
                            {
                                "value": "0.1; 1.0"
                            }, 
                            {
                                "value": "0.1; 1.0"
                            }, 
                            {
                                "value": "0.1; 1.0"
                            }, 
                            {
                                "value": "0.1; 1.0"
                            }, 
                            {
                                "value": "0.1; 1.0"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Mass Fraction of MgO"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "1823"
                            }, 
                            {
                                "value": "1823"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }, 
                            {
                                "value": "2023"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "12"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "28"
                            }, 
                            {
                                "value": "36"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }, 
                            {
                                "value": "-"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Static Fatigue and Creep Resistance of a Commerical Sialon, G.D. Quinn, Journal of Materials Science, Vol. 22, pp. 374-380 (1987), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Lucas Cookson Syalon Ltd."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Syalon 201"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.01", 
                        "value": "3.24"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Static Fatigue and Creep Resistance of a Commerical Sialon, G.D. Quinn, Journal of Materials Science, Vol. 22, pp. 374-380 (1987), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Lucas Cookson Syalon Ltd."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Syalon 201"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "1.5", 
                        "value": "321"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Static Fatigue and Creep Resistance of a Commerical Sialon, G.D. Quinn, Journal of Materials Science, Vol. 22, pp. 374-380 (1987), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Lucas Cookson Syalon Ltd."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Syalon 201"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "76", 
                        "value": "569"
                    }, 
                    {
                        "uncertainty": "75", 
                        "value": "540"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Static Fatigue and Creep Resistance of a Commerical Sialon, G.D. Quinn, Journal of Materials Science, Vol. 22, pp. 374-380 (1987), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si6-xAlxOxN8-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Lucas Cookson Syalon Ltd."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "Syalon 201"
                    }
                ], 
                "name": "Commercial Name"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.286"
                    }
                ], 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Poissons Ratio"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Evaluation of the Mechanical Properties of Hot Isostatically Pressed Titania and Titania-Calcium Phosphate Composites, J. Li, S. Forberg, and L. Hermansson, Biomaterials, Vol. 12, pp. 438-440 (1991), published by Butterworth-Heinemann Ltd.."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.21"
                    }, 
                    {
                        "value": "4.02"
                    }, 
                    {
                        "value": "4.01"
                    }, 
                    {
                        "value": "4.05"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "85"
                            }
                        ], 
                        "name": "Volume Fraction of TiO2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "7.5"
                            }
                        ], 
                        "name": "Volume Fraction of HA"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of BA"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "7.5"
                            }
                        ], 
                        "name": "Volume Fraction of TCP"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Evaluation of the Mechanical Properties of Hot Isostatically Pressed Titania and Titania-Calcium Phosphate Composites, J. Li, S. Forberg, and L. Hermansson, Biomaterials, Vol. 12, pp. 438-440 (1991), published by Butterworth-Heinemann Ltd.."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "12", 
                        "value": "270"
                    }, 
                    {
                        "uncertainty": "10", 
                        "value": "238"
                    }, 
                    {
                        "uncertainty": "21", 
                        "value": "233"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "85"
                            }
                        ], 
                        "name": "Volume Fraction of TiO2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of HA"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of BA"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of TCP"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Evaluation of the Mechanical Properties of Hot Isostatically Pressed Titania and Titania-Calcium Phosphate Composites, J. Li, S. Forberg, and L. Hermansson, Biomaterials, Vol. 12, pp. 438-440 (1991), published by Butterworth-Heinemann Ltd.."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "426"
                    }, 
                    {
                        "value": "252"
                    }, 
                    {
                        "value": "326"
                    }, 
                    {
                        "value": "397"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "85"
                            }
                        ], 
                        "name": "Volume Fraction of TiO2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "7.5"
                            }
                        ], 
                        "name": "Volume Fraction of HA"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of BA"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "7.5"
                            }
                        ], 
                        "name": "Volume Fraction of TCP"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
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            {
                "citation": "Evaluation of the Mechanical Properties of Hot Isostatically Pressed Titania and Titania-Calcium Phosphate Composites, J. Li, S. Forberg, and L. Hermansson, Biomaterials, Vol. 12, pp. 438-440 (1991), published by Butterworth-Heinemann Ltd.."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.2", 
                        "value": "2.8"
                    }, 
                    {
                        "uncertainty": "0.1", 
                        "value": "2.9"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "2.7"
                    }, 
                    {
                        "uncertainty": "0.2", 
                        "value": "2.6"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "85"
                            }
                        ], 
                        "name": "Volume Fraction of TiO2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "7.5"
                            }
                        ], 
                        "name": "Volume Fraction of HA"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of BA"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "7.5"
                            }
                        ], 
                        "name": "Volume Fraction of TCP"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
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            {
                "citation": "Evaluation of the Mechanical Properties of Hot Isostatically Pressed Titania and Titania-Calcium Phosphate Composites, J. Li, S. Forberg, and L. Hermansson, Biomaterials, Vol. 12, pp. 438-440 (1991), published by Butterworth-Heinemann Ltd.."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "11"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "8.5"
                    }, 
                    {
                        "value": "11"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "85"
                            }
                        ], 
                        "name": "Volume Fraction of TiO2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "7.5"
                            }
                        ], 
                        "name": "Volume Fraction of HA"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of BA"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "7.5"
                            }
                        ], 
                        "name": "Volume Fraction of TCP"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Evaluation of the Mechanical Properties of Hot Isostatically Pressed Titania and Titania-Calcium Phosphate Composites, J. Li, S. Forberg, and L. Hermansson, Biomaterials, Vol. 12, pp. 438-440 (1991), published by Butterworth-Heinemann Ltd.."
            }
        ], 
        "names": [
            "Titania"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "21"
                    }, 
                    {
                        "value": "9"
                    }, 
                    {
                        "value": "11"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "85"
                            }
                        ], 
                        "name": "Volume Fraction of TiO2"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of HA"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "15"
                            }
                        ], 
                        "name": "Volume Fraction of BA"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }
                        ], 
                        "name": "Volume Fraction of TCP"
                    }
                ], 
                "name": "Weibull Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Heat Capacity and Entropy of Rutile (TiO2) and Nepheline (NaAlSiO4), D. de Ligny, P. Richet, E.F. Westrum,Jr., and J. Roux, Physics and Chemistry of Minerals, Vol. 29, pp. 267-272 (2002), published by Springer-Verlag."
            }
        ], 
        "names": [
            "Titania (rutile)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Aldrich Chemical Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0010", 
                        "value": "4.5936"
                    }, 
                    {
                        "uncertainty": "0.0002", 
                        "value": "2.9587"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Heat Capacity and Entropy of Rutile (TiO2) and Nepheline (NaAlSiO4), D. de Ligny, P. Richet, E.F. Westrum,Jr., and J. Roux, Physics and Chemistry of Minerals, Vol. 29, pp. 267-272 (2002), published by Springer-Verlag."
            }
        ], 
        "names": [
            "Titania (rutile)"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Aldrich Chemical Co."
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "value": "25.28"
                    }, 
                    {
                        "value": "29.10"
                    }, 
                    {
                        "value": "34.37"
                    }, 
                    {
                        "value": "40.72"
                    }, 
                    {
                        "value": "47.13"
                    }, 
                    {
                        "value": "54.59"
                    }, 
                    {
                        "value": "69.25"
                    }, 
                    {
                        "value": "83.26"
                    }, 
                    {
                        "value": "93.69"
                    }, 
                    {
                        "value": "110.6"
                    }, 
                    {
                        "value": "120.3"
                    }, 
                    {
                        "value": "131.0"
                    }, 
                    {
                        "value": "131.7"
                    }, 
                    {
                        "value": "142.0"
                    }, 
                    {
                        "value": "158.4"
                    }, 
                    {
                        "value": "177.4"
                    }, 
                    {
                        "value": "179.7"
                    }, 
                    {
                        "value": "189.2"
                    }, 
                    {
                        "value": "195.1"
                    }, 
                    {
                        "value": "202.8"
                    }, 
                    {
                        "value": "209.5"
                    }, 
                    {
                        "value": "230.9"
                    }, 
                    {
                        "value": "259.2"
                    }, 
                    {
                        "value": "276.1"
                    }, 
                    {
                        "value": "294.2"
                    }, 
                    {
                        "value": "312.1"
                    }, 
                    {
                        "value": "330.2"
                    }, 
                    {
                        "value": "347.5"
                    }, 
                    {
                        "value": "364.9"
                    }, 
                    {
                        "value": "381.8"
                    }, 
                    {
                        "value": "398.4"
                    }, 
                    {
                        "value": "414.6"
                    }, 
                    {
                        "value": "430.5"
                    }, 
                    {
                        "value": "445.9"
                    }, 
                    {
                        "value": "451.5"
                    }, 
                    {
                        "value": "459.9"
                    }, 
                    {
                        "value": "466.8"
                    }, 
                    {
                        "value": "476.0"
                    }, 
                    {
                        "value": "478.6"
                    }, 
                    {
                        "value": "483.7"
                    }, 
                    {
                        "value": "496.1"
                    }, 
                    {
                        "value": "502.1"
                    }, 
                    {
                        "value": "509.4"
                    }, 
                    {
                        "value": "512.0"
                    }, 
                    {
                        "value": "516.0"
                    }, 
                    {
                        "value": "519.0"
                    }, 
                    {
                        "value": "519.5"
                    }, 
                    {
                        "value": "526.9"
                    }, 
                    {
                        "value": "531.0"
                    }, 
                    {
                        "value": "539.2"
                    }, 
                    {
                        "value": "543.0"
                    }, 
                    {
                        "value": "550.8"
                    }, 
                    {
                        "value": "554.1"
                    }, 
                    {
                        "value": "561.8"
                    }, 
                    {
                        "value": "565.2"
                    }, 
                    {
                        "value": "572.5"
                    }, 
                    {
                        "value": "582.7"
                    }, 
                    {
                        "value": "593.0"
                    }, 
                    {
                        "value": "603.0"
                    }, 
                    {
                        "value": "612.2"
                    }, 
                    {
                        "value": "621.4"
                    }, 
                    {
                        "value": "631.1"
                    }, 
                    {
                        "value": "639.1"
                    }, 
                    {
                        "value": "647.6"
                    }, 
                    {
                        "value": "647.6"
                    }, 
                    {
                        "value": "650.0"
                    }, 
                    {
                        "value": "651.3"
                    }, 
                    {
                        "value": "667.9"
                    }, 
                    {
                        "value": "675.0"
                    }, 
                    {
                        "value": "679.9"
                    }, 
                    {
                        "value": "682.9"
                    }, 
                    {
                        "value": "686.0"
                    }, 
                    {
                        "value": "687.3"
                    }, 
                    {
                        "value": "688.5"
                    }, 
                    {
                        "value": "690.3"
                    }, 
                    {
                        "value": "692.2"
                    }, 
                    {
                        "value": "693.2"
                    }, 
                    {
                        "value": "700.0"
                    }, 
                    {
                        "value": "706.8"
                    }, 
                    {
                        "value": "712.8"
                    }, 
                    {
                        "value": "720.5"
                    }, 
                    {
                        "value": "724.1"
                    }, 
                    {
                        "value": "728.7"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }
                        ], 
                        "name": "Measurement Series Number"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "32.85"
                            }, 
                            {
                                "value": "34.65"
                            }, 
                            {
                                "value": "36.85"
                            }, 
                            {
                                "value": "39.25"
                            }, 
                            {
                                "value": "41.55"
                            }, 
                            {
                                "value": "44.21"
                            }, 
                            {
                                "value": "48.26"
                            }, 
                            {
                                "value": "52.96"
                            }, 
                            {
                                "value": "57.05"
                            }, 
                            {
                                "value": "62.53"
                            }, 
                            {
                                "value": "65.78"
                            }, 
                            {
                                "value": "69.25"
                            }, 
                            {
                                "value": "69.49"
                            }, 
                            {
                                "value": "72.85"
                            }, 
                            {
                                "value": "77.96"
                            }, 
                            {
                                "value": "83.77"
                            }, 
                            {
                                "value": "84.46"
                            }, 
                            {
                                "value": "87.50"
                            }, 
                            {
                                "value": "89.20"
                            }, 
                            {
                                "value": "91.55"
                            }, 
                            {
                                "value": "93.56"
                            }, 
                            {
                                "value": "100.50"
                            }, 
                            {
                                "value": "108.11"
                            }, 
                            {
                                "value": "113.14"
                            }, 
                            {
                                "value": "118.50"
                            }, 
                            {
                                "value": "123.86"
                            }, 
                            {
                                "value": "129.24"
                            }, 
                            {
                                "value": "134.66"
                            }, 
                            {
                                "value": "140.09"
                            }, 
                            {
                                "value": "145.51"
                            }, 
                            {
                                "value": "150.96"
                            }, 
                            {
                                "value": "156.41"
                            }, 
                            {
                                "value": "161.86"
                            }, 
                            {
                                "value": "167.45"
                            }, 
                            {
                                "value": "169.57"
                            }, 
                            {
                                "value": "173.15"
                            }, 
                            {
                                "value": "175.29"
                            }, 
                            {
                                "value": "178.85"
                            }, 
                            {
                                "value": "180.45"
                            }, 
                            {
                                "value": "182.00"
                            }, 
                            {
                                "value": "187.15"
                            }, 
                            {
                                "value": "189.64"
                            }, 
                            {
                                "value": "192.70"
                            }, 
                            {
                                "value": "193.91"
                            }, 
                            {
                                "value": "195.46"
                            }, 
                            {
                                "value": "197.02"
                            }, 
                            {
                                "value": "197.21"
                            }, 
                            {
                                "value": "200.68"
                            }, 
                            {
                                "value": "202.50"
                            }, 
                            {
                                "value": "206.43"
                            }, 
                            {
                                "value": "208.25"
                            }, 
                            {
                                "value": "212.15"
                            }, 
                            {
                                "value": "214.00"
                            }, 
                            {
                                "value": "217.91"
                            }, 
                            {
                                "value": "219.71"
                            }, 
                            {
                                "value": "223.65"
                            }, 
                            {
                                "value": "229.46"
                            }, 
                            {
                                "value": "235.43"
                            }, 
                            {
                                "value": "241.40"
                            }, 
                            {
                                "value": "247.34"
                            }, 
                            {
                                "value": "253.29"
                            }, 
                            {
                                "value": "259.30"
                            }, 
                            {
                                "value": "265.38"
                            }, 
                            {
                                "value": "271.38"
                            }, 
                            {
                                "value": "271.46"
                            }, 
                            {
                                "value": "272.68"
                            }, 
                            {
                                "value": "274.18"
                            }, 
                            {
                                "value": "286.57"
                            }, 
                            {
                                "value": "292.12"
                            }, 
                            {
                                "value": "296.03"
                            }, 
                            {
                                "value": "298.37"
                            }, 
                            {
                                "value": "300.71"
                            }, 
                            {
                                "value": "301.98"
                            }, 
                            {
                                "value": "303.05"
                            }, 
                            {
                                "value": "304.59"
                            }, 
                            {
                                "value": "306.15"
                            }, 
                            {
                                "value": "307.08"
                            }, 
                            {
                                "value": "313.17"
                            }, 
                            {
                                "value": "319.26"
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                            {
                                "value": "325.66"
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                            {
                                "value": "332.36"
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                            {
                                "value": "339.07"
                            }, 
                            {
                                "value": "345.80"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
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                                "value": "2.019"
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                            {
                                "value": "2.324"
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                            {
                                "value": "3.252"
                            }, 
                            {
                                "value": "3.764"
                            }, 
                            {
                                "value": "4.360"
                            }, 
                            {
                                "value": "5.531"
                            }, 
                            {
                                "value": "6.650"
                            }, 
                            {
                                "value": "7.483"
                            }, 
                            {
                                "value": "8.835"
                            }, 
                            {
                                "value": "9.608"
                            }, 
                            {
                                "value": "10.461"
                            }, 
                            {
                                "value": "10.515"
                            }, 
                            {
                                "value": "11.339"
                            }, 
                            {
                                "value": "12.651"
                            }, 
                            {
                                "value": "14.167"
                            }, 
                            {
                                "value": "14.35"
                            }, 
                            {
                                "value": "15.11"
                            }, 
                            {
                                "value": "15.58"
                            }, 
                            {
                                "value": "16.20"
                            }, 
                            {
                                "value": "16.73"
                            }, 
                            {
                                "value": "18.44"
                            }, 
                            {
                                "value": "20.70"
                            }, 
                            {
                                "value": "22.05"
                            }, 
                            {
                                "value": "23.50"
                            }, 
                            {
                                "value": "24.93"
                            }, 
                            {
                                "value": "26.37"
                            }, 
                            {
                                "value": "27.75"
                            }, 
                            {
                                "value": "29.14"
                            }, 
                            {
                                "value": "30.49"
                            }, 
                            {
                                "value": "31.82"
                            }, 
                            {
                                "value": "33.11"
                            }, 
                            {
                                "value": "34.38"
                            }, 
                            {
                                "value": "35.61"
                            }, 
                            {
                                "value": "36.06"
                            }, 
                            {
                                "value": "36.73"
                            }, 
                            {
                                "value": "37.28"
                            }, 
                            {
                                "value": "38.02"
                            }, 
                            {
                                "value": "38.22"
                            }, 
                            {
                                "value": "38.63"
                            }, 
                            {
                                "value": "39.62"
                            }, 
                            {
                                "value": "40.10"
                            }, 
                            {
                                "value": "40.68"
                            }, 
                            {
                                "value": "40.89"
                            }, 
                            {
                                "value": "41.21"
                            }, 
                            {
                                "value": "41.45"
                            }, 
                            {
                                "value": "41.49"
                            }, 
                            {
                                "value": "42.08"
                            }, 
                            {
                                "value": "42.41"
                            }, 
                            {
                                "value": "43.06"
                            }, 
                            {
                                "value": "43.37"
                            }, 
                            {
                                "value": "43.99"
                            }, 
                            {
                                "value": "44.25"
                            }, 
                            {
                                "value": "44.87"
                            }, 
                            {
                                "value": "45.14"
                            }, 
                            {
                                "value": "45.72"
                            }, 
                            {
                                "value": "46.54"
                            }, 
                            {
                                "value": "47.36"
                            }, 
                            {
                                "value": "48.16"
                            }, 
                            {
                                "value": "48.89"
                            }, 
                            {
                                "value": "49.63"
                            }, 
                            {
                                "value": "50.40"
                            }, 
                            {
                                "value": "51.04"
                            }, 
                            {
                                "value": "51.72"
                            }, 
                            {
                                "value": "51.72"
                            }, 
                            {
                                "value": "51.91"
                            }, 
                            {
                                "value": "52.02"
                            }, 
                            {
                                "value": "53.34"
                            }, 
                            {
                                "value": "53.91"
                            }, 
                            {
                                "value": "54.30"
                            }, 
                            {
                                "value": "54.54"
                            }, 
                            {
                                "value": "54.79"
                            }, 
                            {
                                "value": "54.89"
                            }, 
                            {
                                "value": "54.99"
                            }, 
                            {
                                "value": "55.13"
                            }, 
                            {
                                "value": "55.28"
                            }, 
                            {
                                "value": "55.36"
                            }, 
                            {
                                "value": "55.91"
                            }, 
                            {
                                "value": "56.45"
                            }, 
                            {
                                "value": "56.93"
                            }, 
                            {
                                "value": "57.54"
                            }, 
                            {
                                "value": "57.83"
                            }, 
                            {
                                "value": "58.20"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Heat Capacity and Entropy of Rutile (TiO2) and Nepheline (NaAlSiO4), D. de Ligny, P. Richet, E.F. Westrum,Jr., and J. Roux, Physics and Chemistry of Minerals, Vol. 29, pp. 267-272 (2002), published by Springer-Verlag."
            }
        ], 
        "names": [
            "Nepheline"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "NaAlSiO4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Na-Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.0048", 
                        "value": "9.9663"
                    }, 
                    {
                        "uncertainty": "0.0062", 
                        "value": "8.3664"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Heat Capacity and Entropy of Rutile (TiO2) and Nepheline (NaAlSiO4), D. de Ligny, P. Richet, E.F. Westrum,Jr., and J. Roux, Physics and Chemistry of Minerals, Vol. 29, pp. 267-272 (2002), published by Springer-Verlag."
            }
        ], 
        "names": [
            "Nepheline"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "NaAlSiO4", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Na-Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "0.676"
                    }, 
                    {
                        "value": "2.140"
                    }, 
                    {
                        "value": "3.731"
                    }, 
                    {
                        "value": "4.435"
                    }, 
                    {
                        "value": "5.076"
                    }, 
                    {
                        "value": "7.603"
                    }, 
                    {
                        "value": "10.06"
                    }, 
                    {
                        "value": "13.11"
                    }, 
                    {
                        "value": "16.48"
                    }, 
                    {
                        "value": "20.15"
                    }, 
                    {
                        "value": "24.88"
                    }, 
                    {
                        "value": "33.28"
                    }, 
                    {
                        "value": "36.16"
                    }, 
                    {
                        "value": "42.55"
                    }, 
                    {
                        "value": "49.98"
                    }, 
                    {
                        "value": "58.14"
                    }, 
                    {
                        "value": "65.93"
                    }, 
                    {
                        "value": "75.79"
                    }, 
                    {
                        "value": "85.72"
                    }, 
                    {
                        "value": "96.24"
                    }, 
                    {
                        "value": "107.1"
                    }, 
                    {
                        "value": "119.0"
                    }, 
                    {
                        "value": "129.5"
                    }, 
                    {
                        "value": "141.8"
                    }, 
                    {
                        "value": "155.3"
                    }, 
                    {
                        "value": "168.2"
                    }, 
                    {
                        "value": "182.0"
                    }, 
                    {
                        "value": "195.0"
                    }, 
                    {
                        "value": "181.8"
                    }, 
                    {
                        "value": "196.6"
                    }, 
                    {
                        "value": "210.3"
                    }, 
                    {
                        "value": "224.4"
                    }, 
                    {
                        "value": "238.6"
                    }, 
                    {
                        "value": "255.4"
                    }, 
                    {
                        "value": "270.4"
                    }, 
                    {
                        "value": "288.6"
                    }, 
                    {
                        "value": "304.8"
                    }, 
                    {
                        "value": "321.4"
                    }, 
                    {
                        "value": "338.5"
                    }, 
                    {
                        "value": "356.9"
                    }, 
                    {
                        "value": "377.3"
                    }, 
                    {
                        "value": "395.0"
                    }, 
                    {
                        "value": "414.7"
                    }, 
                    {
                        "value": "434.7"
                    }, 
                    {
                        "value": "451.9"
                    }, 
                    {
                        "value": "470.7"
                    }, 
                    {
                        "value": "490.8"
                    }, 
                    {
                        "value": "505.4"
                    }, 
                    {
                        "value": "524.7"
                    }, 
                    {
                        "value": "538.5"
                    }, 
                    {
                        "value": "557.4"
                    }, 
                    {
                        "value": "570.4"
                    }, 
                    {
                        "value": "585.7"
                    }, 
                    {
                        "value": "600.3"
                    }, 
                    {
                        "value": "616.5"
                    }, 
                    {
                        "value": "629.2"
                    }, 
                    {
                        "value": "644.2"
                    }, 
                    {
                        "value": "653.6"
                    }, 
                    {
                        "value": "670.4"
                    }, 
                    {
                        "value": "681.7"
                    }, 
                    {
                        "value": "690.8"
                    }, 
                    {
                        "value": "699.7"
                    }, 
                    {
                        "value": "717.0"
                    }, 
                    {
                        "value": "724.7"
                    }, 
                    {
                        "value": "743.2"
                    }, 
                    {
                        "value": "748.1"
                    }, 
                    {
                        "value": "765.6"
                    }, 
                    {
                        "value": "774.7"
                    }, 
                    {
                        "value": "788.9"
                    }, 
                    {
                        "value": "794.0"
                    }, 
                    {
                        "value": "808.6"
                    }, 
                    {
                        "value": "819.1"
                    }, 
                    {
                        "value": "831.5"
                    }, 
                    {
                        "value": "842.5"
                    }, 
                    {
                        "value": "845.2"
                    }, 
                    {
                        "value": "856.4"
                    }, 
                    {
                        "value": "867.9"
                    }, 
                    {
                        "value": "881.0"
                    }, 
                    {
                        "value": "884.2"
                    }, 
                    {
                        "value": "823.8"
                    }, 
                    {
                        "value": "826.5"
                    }, 
                    {
                        "value": "839.5"
                    }, 
                    {
                        "value": "848.1"
                    }, 
                    {
                        "value": "860.1"
                    }, 
                    {
                        "value": "866.8"
                    }, 
                    {
                        "value": "881.9"
                    }, 
                    {
                        "value": "883.4"
                    }, 
                    {
                        "value": "901.3"
                    }, 
                    {
                        "value": "901.4"
                    }, 
                    {
                        "value": "914.6"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
                            }, 
                            {
                                "value": "1"
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                                "value": "1"
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                                "value": "1"
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                                "value": "1"
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                                "value": "1"
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                                "value": "1"
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                            }, 
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                                "value": "1"
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                                "value": "1"
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                                "value": "1"
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                                "value": "1"
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                                "value": "1"
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                                "value": "1"
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                                "value": "1"
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                                "value": "1"
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                                "value": "2"
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                            {
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                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
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                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "3"
                            }
                        ], 
                        "name": "Measurement Series Number"
                    }, 
                    {
                        "units": "K", 
                        "scalars": [
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                                "value": "8.59"
                            }, 
                            {
                                "value": "10.30"
                            }, 
                            {
                                "value": "11.20"
                            }, 
                            {
                                "value": "12.56"
                            }, 
                            {
                                "value": "13.90"
                            }, 
                            {
                                "value": "15.32"
                            }, 
                            {
                                "value": "16.90"
                            }, 
                            {
                                "value": "18.49"
                            }, 
                            {
                                "value": "19.95"
                            }, 
                            {
                                "value": "21.45"
                            }, 
                            {
                                "value": "23.13"
                            }, 
                            {
                                "value": "24.83"
                            }, 
                            {
                                "value": "26.56"
                            }, 
                            {
                                "value": "28.47"
                            }, 
                            {
                                "value": "30.54"
                            }, 
                            {
                                "value": "32.69"
                            }, 
                            {
                                "value": "34.85"
                            }, 
                            {
                                "value": "37.00"
                            }, 
                            {
                                "value": "39.28"
                            }, 
                            {
                                "value": "41.63"
                            }, 
                            {
                                "value": "44.03"
                            }, 
                            {
                                "value": "46.45"
                            }, 
                            {
                                "value": "48.90"
                            }, 
                            {
                                "value": "51.55"
                            }, 
                            {
                                "value": "54.39"
                            }, 
                            {
                                "value": "57.26"
                            }, 
                            {
                                "value": "60.15"
                            }, 
                            {
                                "value": "63.05"
                            }, 
                            {
                                "value": "60.24"
                            }, 
                            {
                                "value": "63.28"
                            }, 
                            {
                                "value": "66.35"
                            }, 
                            {
                                "value": "69.59"
                            }, 
                            {
                                "value": "72.99"
                            }, 
                            {
                                "value": "76.56"
                            }, 
                            {
                                "value": "80.32"
                            }, 
                            {
                                "value": "84.27"
                            }, 
                            {
                                "value": "88.42"
                            }, 
                            {
                                "value": "92.79"
                            }, 
                            {
                                "value": "97.39"
                            }, 
                            {
                                "value": "102.43"
                            }, 
                            {
                                "value": "107.79"
                            }, 
                            {
                                "value": "113.17"
                            }, 
                            {
                                "value": "118.57"
                            }, 
                            {
                                "value": "123.99"
                            }, 
                            {
                                "value": "129.41"
                            }, 
                            {
                                "value": "134.86"
                            }, 
                            {
                                "value": "140.31"
                            }, 
                            {
                                "value": "145.78"
                            }, 
                            {
                                "value": "151.26"
                            }, 
                            {
                                "value": "156.74"
                            }, 
                            {
                                "value": "162.24"
                            }, 
                            {
                                "value": "167.74"
                            }, 
                            {
                                "value": "173.35"
                            }, 
                            {
                                "value": "179.07"
                            }, 
                            {
                                "value": "184.79"
                            }, 
                            {
                                "value": "190.51"
                            }, 
                            {
                                "value": "196.24"
                            }, 
                            {
                                "value": "201.98"
                            }, 
                            {
                                "value": "207.93"
                            }, 
                            {
                                "value": "213.66"
                            }, 
                            {
                                "value": "217.93"
                            }, 
                            {
                                "value": "223.81"
                            }, 
                            {
                                "value": "229.76"
                            }, 
                            {
                                "value": "235.71"
                            }, 
                            {
                                "value": "241.67"
                            }, 
                            {
                                "value": "247.62"
                            }, 
                            {
                                "value": "253.60"
                            }, 
                            {
                                "value": "259.55"
                            }, 
                            {
                                "value": "265.57"
                            }, 
                            {
                                "value": "271.61"
                            }, 
                            {
                                "value": "277.70"
                            }, 
                            {
                                "value": "283.78"
                            }, 
                            {
                                "value": "289.91"
                            }, 
                            {
                                "value": "295.98"
                            }, 
                            {
                                "value": "302.08"
                            }, 
                            {
                                "value": "308.18"
                            }, 
                            {
                                "value": "314.26"
                            }, 
                            {
                                "value": "320.34"
                            }, 
                            {
                                "value": "326.39"
                            }, 
                            {
                                "value": "285.21"
                            }, 
                            {
                                "value": "290.14"
                            }, 
                            {
                                "value": "296.24"
                            }, 
                            {
                                "value": "302.33"
                            }, 
                            {
                                "value": "308.42"
                            }, 
                            {
                                "value": "314.51"
                            }, 
                            {
                                "value": "320.60"
                            }, 
                            {
                                "value": "326.68"
                            }, 
                            {
                                "value": "332.76"
                            }, 
                            {
                                "value": "338.83"
                            }, 
                            {
                                "value": "344.91"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$$\\cdot$K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "0.096"
                            }, 
                            {
                                "value": "0.304"
                            }, 
                            {
                                "value": "0.530"
                            }, 
                            {
                                "value": "0.630"
                            }, 
                            {
                                "value": "0.721"
                            }, 
                            {
                                "value": "1.080"
                            }, 
                            {
                                "value": "1.429"
                            }, 
                            {
                                "value": "1.862"
                            }, 
                            {
                                "value": "2.341"
                            }, 
                            {
                                "value": "2.863"
                            }, 
                            {
                                "value": "3.534"
                            }, 
                            {
                                "value": "4.727"
                            }, 
                            {
                                "value": "5.136"
                            }, 
                            {
                                "value": "6.044"
                            }, 
                            {
                                "value": "7.100"
                            }, 
                            {
                                "value": "8.259"
                            }, 
                            {
                                "value": "9.366"
                            }, 
                            {
                                "value": "10.766"
                            }, 
                            {
                                "value": "12.177"
                            }, 
                            {
                                "value": "13.672"
                            }, 
                            {
                                "value": "15.22"
                            }, 
                            {
                                "value": "16.90"
                            }, 
                            {
                                "value": "18.39"
                            }, 
                            {
                                "value": "20.14"
                            }, 
                            {
                                "value": "22.06"
                            }, 
                            {
                                "value": "23.90"
                            }, 
                            {
                                "value": "25.86"
                            }, 
                            {
                                "value": "27.70"
                            }, 
                            {
                                "value": "25.82"
                            }, 
                            {
                                "value": "27.93"
                            }, 
                            {
                                "value": "29.87"
                            }, 
                            {
                                "value": "31.87"
                            }, 
                            {
                                "value": "33.89"
                            }, 
                            {
                                "value": "36.28"
                            }, 
                            {
                                "value": "38.41"
                            }, 
                            {
                                "value": "40.99"
                            }, 
                            {
                                "value": "43.30"
                            }, 
                            {
                                "value": "45.66"
                            }, 
                            {
                                "value": "48.09"
                            }, 
                            {
                                "value": "50.70"
                            }, 
                            {
                                "value": "53.60"
                            }, 
                            {
                                "value": "56.11"
                            }, 
                            {
                                "value": "58.91"
                            }, 
                            {
                                "value": "61.75"
                            }, 
                            {
                                "value": "64.19"
                            }, 
                            {
                                "value": "66.86"
                            }, 
                            {
                                "value": "69.72"
                            }, 
                            {
                                "value": "71.79"
                            }, 
                            {
                                "value": "74.53"
                            }, 
                            {
                                "value": "76.49"
                            }, 
                            {
                                "value": "79.18"
                            }, 
                            {
                                "value": "81.03"
                            }, 
                            {
                                "value": "83.20"
                            }, 
                            {
                                "value": "85.27"
                            }, 
                            {
                                "value": "87.57"
                            }, 
                            {
                                "value": "89.38"
                            }, 
                            {
                                "value": "91.51"
                            }, 
                            {
                                "value": "92.84"
                            }, 
                            {
                                "value": "95.23"
                            }, 
                            {
                                "value": "96.84"
                            }, 
                            {
                                "value": "98.13"
                            }, 
                            {
                                "value": "99.40"
                            }, 
                            {
                                "value": "101.85"
                            }, 
                            {
                                "value": "102.95"
                            }, 
                            {
                                "value": "105.57"
                            }, 
                            {
                                "value": "106.27"
                            }, 
                            {
                                "value": "108.75"
                            }, 
                            {
                                "value": "110.05"
                            }, 
                            {
                                "value": "112.06"
                            }, 
                            {
                                "value": "112.79"
                            }, 
                            {
                                "value": "114.87"
                            }, 
                            {
                                "value": "116.36"
                            }, 
                            {
                                "value": "118.12"
                            }, 
                            {
                                "value": "119.68"
                            }, 
                            {
                                "value": "120.06"
                            }, 
                            {
                                "value": "121.66"
                            }, 
                            {
                                "value": "123.29"
                            }, 
                            {
                                "value": "125.15"
                            }, 
                            {
                                "value": "125.61"
                            }, 
                            {
                                "value": "117.02"
                            }, 
                            {
                                "value": "117.41"
                            }, 
                            {
                                "value": "119.26"
                            }, 
                            {
                                "value": "120.48"
                            }, 
                            {
                                "value": "122.18"
                            }, 
                            {
                                "value": "123.13"
                            }, 
                            {
                                "value": "125.28"
                            }, 
                            {
                                "value": "125.49"
                            }, 
                            {
                                "value": "128.04"
                            }, 
                            {
                                "value": "128.05"
                            }, 
                            {
                                "value": "129.93"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Microstructure, Chemical Aspects, and Mechanical Properties of TiB2/Si3N4 and TiN/Si3N4 Composites, J.L. Huang, S.Y. Chen, and M.T. Lee, Journal of Materials Research, Vol. 9 9, pp. 2349-2354 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Y2O3"
                    }, 
                    {
                        "value": "Al2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Sintering Aid Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Microstructure, Chemical Aspects, and Mechanical Properties of TiB2/Si3N4 and TiN/Si3N4 Composites, J.L. Huang, S.Y. Chen, and M.T. Lee, Journal of Materials Research, Vol. 9 9, pp. 2349-2354 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "300"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Microstructure, Chemical Aspects, and Mechanical Properties of TiB2/Si3N4 and TiN/Si3N4 Composites, J.L. Huang, S.Y. Chen, and M.T. Lee, Journal of Materials Research, Vol. 9 9, pp. 2349-2354 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "810"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure, Chemical Aspects, and Mechanical Properties of TiB2/Si3N4 and TiN/Si3N4 Composites, J.L. Huang, S.Y. Chen, and M.T. Lee, Journal of Materials Research, Vol. 9 9, pp. 2349-2354 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "5.7"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure, Chemical Aspects, and Mechanical Properties of TiB2/Si3N4 and TiN/Si3N4 Composites, J.L. Huang, S.Y. Chen, and M.T. Lee, Journal of Materials Research, Vol. 9 9, pp. 2349-2354 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure, Chemical Aspects, and Mechanical Properties of TiB2/Si3N4 and TiN/Si3N4 Composites, J.L. Huang, S.Y. Chen, and M.T. Lee, Journal of Materials Research, Vol. 9 9, pp. 2349-2354 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3.zTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Si3N4"
                    }, 
                    {
                        "value": "Y2O3"
                    }, 
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "TiB2"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "(100-z)$\\cdot$0.92"
                            }, 
                            {
                                "value": "(100-z)$\\cdot$0.06"
                            }, 
                            {
                                "value": "(100-z)$\\cdot$0.02"
                            }, 
                            {
                                "value": "z"
                            }
                        ], 
                        "name": "Mass Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
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        ], 
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            {
                "citation": "Microstructure, Chemical Aspects, and Mechanical Properties of TiB2/Si3N4 and TiN/Si3N4 Composites, J.L. Huang, S.Y. Chen, and M.T. Lee, Journal of Materials Research, Vol. 9 9, pp. 2349-2354 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3.zTiB2", 
        "properties": [
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                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
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            }, 
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                    {
                        "value": "Y2O3"
                    }, 
                    {
                        "value": "Al2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Sintering Aid Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
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            {
                "citation": "Microstructure, Chemical Aspects, and Mechanical Properties of TiB2/Si3N4 and TiN/Si3N4 Composites, J.L. Huang, S.Y. Chen, and M.T. Lee, Journal of Materials Research, Vol. 9 9, pp. 2349-2354 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3.zTiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
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                        "value": "Polycrystalline"
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                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "535"
                    }
                ], 
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                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Hot Pressing"
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        ], 
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            {
                "citation": "Microstructure, Chemical Aspects, and Mechanical Properties of TiB2/Si3N4 and TiN/Si3N4 Composites, J.L. Huang, S.Y. Chen, and M.T. Lee, Journal of Materials Research, Vol. 9 9, pp. 2349-2354 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3.zTiB2", 
        "properties": [
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                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
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                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "6.2"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
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                            {
                                "value": "23"
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                        ], 
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                    }
                ], 
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            }
        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Hot Pressing"
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        ], 
        "references": [
            {
                "citation": "Microstructure, Chemical Aspects, and Mechanical Properties of TiB2/Si3N4 and TiN/Si3N4 Composites, J.L. Huang, S.Y. Chen, and M.T. Lee, Journal of Materials Research, Vol. 9 9, pp. 2349-2354 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3.zTiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Si3N4"
                    }, 
                    {
                        "value": "Y2O3"
                    }, 
                    {
                        "value": "Al2O3"
                    }, 
                    {
                        "value": "TiN"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "(100-z)$\\cdot$0.92"
                            }, 
                            {
                                "value": "(100-z)$\\cdot$0.06"
                            }, 
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                                "value": "(100-z)$\\cdot$0.02"
                            }, 
                            {
                                "value": "z"
                            }
                        ], 
                        "name": "Mass Fraction of Phase"
                    }
                ], 
                "name": "Phase"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Pressing"
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        ], 
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            {
                "citation": "Microstructure, Chemical Aspects, and Mechanical Properties of TiB2/Si3N4 and TiN/Si3N4 Composites, J.L. Huang, S.Y. Chen, and M.T. Lee, Journal of Materials Research, Vol. 9 9, pp. 2349-2354 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3.zTiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
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                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Y2O3"
                    }, 
                    {
                        "value": "Al2O3"
                    }
                ], 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "6"
                            }, 
                            {
                                "value": "2"
                            }
                        ], 
                        "name": "Sintering Aid Mass Fraction"
                    }
                ], 
                "name": "Sintering Aid"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure, Chemical Aspects, and Mechanical Properties of TiB2/Si3N4 and TiN/Si3N4 Composites, J.L. Huang, S.Y. Chen, and M.T. Lee, Journal of Materials Research, Vol. 9 9, pp. 2349-2354 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3.zTiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "572"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "Microstructure, Chemical Aspects, and Mechanical Properties of TiB2/Si3N4 and TiN/Si3N4 Composites, J.L. Huang, S.Y. Chen, and M.T. Lee, Journal of Materials Research, Vol. 9 9, pp. 2349-2354 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Silicon nitride composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xY2O3.yAl2O3.zTiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.3"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Microstructure, Chemical Aspects, and Mechanical Properties of TiB2/Si3N4 and TiN/Si3N4 Composites, J.L. Huang, S.Y. Chen, and M.T. Lee, Journal of Materials Research, Vol. 9 9, pp. 2349-2354 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "540"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Microstructure, Chemical Aspects, and Mechanical Properties of TiB2/Si3N4 and TiN/Si3N4 Composites, J.L. Huang, S.Y. Chen, and M.T. Lee, Journal of Materials Research, Vol. 9 9, pp. 2349-2354 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Titanium diboride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiB2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-B"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "8.1"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Microstructure, Chemical Aspects, and Mechanical Properties of TiB2/Si3N4 and TiN/Si3N4 Composites, J.L. Huang, S.Y. Chen, and M.T. Lee, Journal of Materials Research, Vol. 9 9, pp. 2349-2354 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "255"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Microstructure, Chemical Aspects, and Mechanical Properties of TiB2/Si3N4 and TiN/Si3N4 Composites, J.L. Huang, S.Y. Chen, and M.T. Lee, Journal of Materials Research, Vol. 9 9, pp. 2349-2354 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
            "Titanium nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "TiN", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ti-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "9.2"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Melt Processing"
            }
        ], 
        "references": [
            {
                "citation": "Enthalpy and Specific Heat of BaO in the High-Temperature Region 1200 - 2200\u00b0K, K. Irgashov, V.D. Tarasov, and V.Y. Chekhovskoi, High Temperature, Vol. 21 5, pp. 688-691 (1983), published by Plenum Publishing Corporation."
            }
        ], 
        "names": [
            "Barium oxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaO", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "305.9"
                    }, 
                    {
                        "value": "306.2"
                    }, 
                    {
                        "value": "319.0"
                    }, 
                    {
                        "value": "326.7"
                    }, 
                    {
                        "value": "331.9"
                    }, 
                    {
                        "value": "335.5"
                    }, 
                    {
                        "value": "338.3"
                    }, 
                    {
                        "value": "340.4"
                    }, 
                    {
                        "value": "342.1"
                    }, 
                    {
                        "value": "343.6"
                    }, 
                    {
                        "value": "346.8"
                    }, 
                    {
                        "value": "349.9"
                    }, 
                    {
                        "value": "356.1"
                    }, 
                    {
                        "value": "368.4"
                    }, 
                    {
                        "value": "391.1"
                    }, 
                    {
                        "value": "430.2"
                    }, 
                    {
                        "value": "493.4"
                    }, 
                    {
                        "value": "589.4"
                    }, 
                    {
                        "value": "728.1"
                    }, 
                    {
                        "value": "920.1"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "298.15"
                            }, 
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1600"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1800"
                            }, 
                            {
                                "value": "1900"
                            }, 
                            {
                                "value": "2000"
                            }, 
                            {
                                "value": "2100"
                            }, 
                            {
                                "value": "2200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "46.906"
                            }, 
                            {
                                "value": "46.955"
                            }, 
                            {
                                "value": "48.921"
                            }, 
                            {
                                "value": "50.101"
                            }, 
                            {
                                "value": "50.888"
                            }, 
                            {
                                "value": "51.450"
                            }, 
                            {
                                "value": "51.871"
                            }, 
                            {
                                "value": "52.199"
                            }, 
                            {
                                "value": "52.462"
                            }, 
                            {
                                "value": "52.684"
                            }, 
                            {
                                "value": "53.172"
                            }, 
                            {
                                "value": "53.649"
                            }, 
                            {
                                "value": "54.603"
                            }, 
                            {
                                "value": "56.484"
                            }, 
                            {
                                "value": "59.968"
                            }, 
                            {
                                "value": "65.972"
                            }, 
                            {
                                "value": "75.652"
                            }, 
                            {
                                "value": "90.372"
                            }, 
                            {
                                "value": "111.649"
                            }, 
                            {
                                "value": "141.090"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "In-Reactor Measurements of the Modulus of Elasticity of Uranium Dioxide, V.M. Baranov, Yu.K. Bibilashvili, I.S. Golovnin, V.N. Kakurin, T.S. Menshikova, Yu.V. Miloserdin, and A.V. Rimashevskii, Soviet Atomic Energy, Vol. 40 1, pp. 37-39 (1976), published by Plenum Publishing Corporation."
            }
        ], 
        "names": [
            "Uranium dioxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "UO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "U-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.002", 
                        "value": "5.475"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "In-Reactor Measurements of the Modulus of Elasticity of Uranium Dioxide, V.M. Baranov, Yu.K. Bibilashvili, I.S. Golovnin, V.N. Kakurin, T.S. Menshikova, Yu.V. Miloserdin, and A.V. Rimashevskii, Soviet Atomic Energy, Vol. 40 1, pp. 37-39 (1976), published by Plenum Publishing Corporation."
            }
        ], 
        "names": [
            "Uranium dioxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "UO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "U-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "4", 
                        "value": "198"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering of Si3N4 with Y2O3 and Al2O3, T. Hayashi, H. Munakata, H. Suzuki, and H. Saito, Journal of Materials Science, Vol. 21, pp. 3501-3508 (1986), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.43"
                    }, 
                    {
                        "value": "2.98"
                    }, 
                    {
                        "value": "3.11"
                    }, 
                    {
                        "value": "3.18"
                    }, 
                    {
                        "value": "2.62"
                    }, 
                    {
                        "value": "3.10"
                    }, 
                    {
                        "value": "3.09"
                    }, 
                    {
                        "value": "3.00"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "3.7"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "6.2"
                            }, 
                            {
                                "value": "4.3"
                            }, 
                            {
                                "value": "8.6"
                            }, 
                            {
                                "value": "11.0"
                            }, 
                            {
                                "value": "13.5"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8.2"
                            }, 
                            {
                                "value": "16.3"
                            }, 
                            {
                                "value": "15.0"
                            }, 
                            {
                                "value": "13.8"
                            }, 
                            {
                                "value": "5.7"
                            }, 
                            {
                                "value": "11.4"
                            }, 
                            {
                                "value": "9.0"
                            }, 
                            {
                                "value": "6.5"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Pressureless Sintering of Si3N4 with Y2O3 and Al2O3, T. Hayashi, H. Munakata, H. Suzuki, and H. Saito, Journal of Materials Science, Vol. 21, pp. 3501-3508 (1986), published by Chapman and Hall."
            }
        ], 
        "names": [
            "Silicon nitride"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3N4.xAl2O3.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-N:Al"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Bar"
                    }
                ], 
                "name": "Production Form"
            }, 
            {
                "scalars": [
                    {
                        "value": "235"
                    }, 
                    {
                        "value": "314"
                    }, 
                    {
                        "value": "480"
                    }, 
                    {
                        "value": "490"
                    }, 
                    {
                        "value": "314"
                    }, 
                    {
                        "value": "500"
                    }, 
                    {
                        "value": "392"
                    }, 
                    {
                        "value": "402"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "22"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "1.9"
                            }, 
                            {
                                "value": "3.7"
                            }, 
                            {
                                "value": "5.0"
                            }, 
                            {
                                "value": "6.2"
                            }, 
                            {
                                "value": "4.3"
                            }, 
                            {
                                "value": "8.6"
                            }, 
                            {
                                "value": "11.0"
                            }, 
                            {
                                "value": "13.5"
                            }
                        ], 
                        "name": "Mass Fraction of Al2O3"
                    }, 
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "8.2"
                            }, 
                            {
                                "value": "16.3"
                            }, 
                            {
                                "value": "15.0"
                            }, 
                            {
                                "value": "13.8"
                            }, 
                            {
                                "value": "5.7"
                            }, 
                            {
                                "value": "11.4"
                            }, 
                            {
                                "value": "9.0"
                            }, 
                            {
                                "value": "6.5"
                            }
                        ], 
                        "name": "Mass Fraction of Y2O3"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Porous High-strength Ceramics Based on Alumina, E. S. Lukin, O. V. Gorshkov, O. V. Logina a. o., Ogneupori (Refractories) 10, pp. 23-25 (1989)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "2.41"
                    }, 
                    {
                        "value": "2.49"
                    }, 
                    {
                        "value": "2.53"
                    }, 
                    {
                        "value": "3.12"
                    }, 
                    {
                        "value": "3.24"
                    }, 
                    {
                        "value": "3.45"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }
                        ], 
                        "name": "Pressing Pressure"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Porous High-strength Ceramics Based on Alumina, E. S. Lukin, O. V. Gorshkov, O. V. Logina a. o., Ogneupori (Refractories) 10, pp. 23-25 (1989)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "105"
                    }, 
                    {
                        "value": "110"
                    }, 
                    {
                        "value": "125"
                    }, 
                    {
                        "value": "195"
                    }, 
                    {
                        "value": "215"
                    }, 
                    {
                        "value": "235"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }
                        ], 
                        "name": "Pressing Pressure"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Porous High-strength Ceramics Based on Alumina, E. S. Lukin, O. V. Gorshkov, O. V. Logina a. o., Ogneupori (Refractories) 10, pp. 23-25 (1989)."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "34.0"
                    }, 
                    {
                        "value": "33.3"
                    }, 
                    {
                        "value": "30.5"
                    }, 
                    {
                        "value": "19.0"
                    }, 
                    {
                        "value": "15.0"
                    }, 
                    {
                        "value": "7.0"
                    }
                ], 
                "units": "%", 
                "conditions": [
                    {
                        "units": "MPa", 
                        "scalars": [
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "300"
                            }
                        ], 
                        "name": "Pressing Pressure"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "63"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "5"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Porosity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Elastic Modulus and Fracture of Boron Carbide, G.W. Hollenberg and G. Walther, Journal of the American Ceramic Society, Vol. 63, pp. 610-613 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Fe"
                    }, 
                    {
                        "value": "Ti"
                    }
                ], 
                "conditions": [
                    {
                        "units": "ppm", 
                        "scalars": [
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "160"
                            }
                        ], 
                        "name": "Amount of Impurity"
                    }
                ], 
                "name": "Impurity"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Elastic Modulus and Fracture of Boron Carbide, G.W. Hollenberg and G. Walther, Journal of the American Ceramic Society, Vol. 63, pp. 610-613 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "450"
                    }, 
                    {
                        "value": "401"
                    }, 
                    {
                        "value": "360"
                    }, 
                    {
                        "value": "329"
                    }, 
                    {
                        "value": "299"
                    }, 
                    {
                        "value": "272"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0.7"
                            }, 
                            {
                                "value": "3.7"
                            }, 
                            {
                                "value": "6.6"
                            }, 
                            {
                                "value": "9.3"
                            }, 
                            {
                                "value": "11.9"
                            }, 
                            {
                                "value": "14.9"
                            }
                        ], 
                        "name": "Porosity"
                    }
                ], 
                "name": "Elastic Modulus"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Elastic Modulus and Fracture of Boron Carbide, G.W. Hollenberg and G. Walther, Journal of the American Ceramic Society, Vol. 63, pp. 610-613 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "0.8", 
                        "value": "4.6"
                    }, 
                    {
                        "uncertainty": "1.8", 
                        "value": "3.9"
                    }, 
                    {
                        "uncertainty": "0.6", 
                        "value": "2.9"
                    }, 
                    {
                        "uncertainty": "0.6", 
                        "value": "2.6"
                    }
                ], 
                "units": "J m$^{-2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "26"
                            }, 
                            {
                                "value": "508"
                            }, 
                            {
                                "value": "801"
                            }, 
                            {
                                "value": "1209"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Energy"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Pressing"
            }
        ], 
        "references": [
            {
                "citation": "The Elastic Modulus and Fracture of Boron Carbide, G.W. Hollenberg and G. Walther, Journal of the American Ceramic Society, Vol. 63, pp. 610-613 (1980), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Boron carbide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "B4C", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "B-C"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "1.77"
                    }, 
                    {
                        "value": "1.31"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Refinement of the Thermodynamic Properties of Ruthenium Dioxide and Osmium Dioxide, K.T. Jacob, S. Mishra, and Y. Waseda, Journal of the American Ceramic Society, Vol. 83 7, pp. 1745-1752 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Ruthenium dioxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "RuO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ru-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "424"
                    }, 
                    {
                        "value": "447"
                    }, 
                    {
                        "value": "467"
                    }, 
                    {
                        "value": "485"
                    }, 
                    {
                        "value": "500"
                    }, 
                    {
                        "value": "513"
                    }, 
                    {
                        "value": "525"
                    }, 
                    {
                        "value": "536"
                    }, 
                    {
                        "value": "546"
                    }, 
                    {
                        "value": "555"
                    }, 
                    {
                        "value": "563"
                    }, 
                    {
                        "value": "571"
                    }, 
                    {
                        "value": "578"
                    }, 
                    {
                        "value": "585"
                    }, 
                    {
                        "value": "591"
                    }, 
                    {
                        "value": "597"
                    }, 
                    {
                        "value": "602"
                    }, 
                    {
                        "value": "608"
                    }, 
                    {
                        "value": "613"
                    }, 
                    {
                        "value": "618"
                    }, 
                    {
                        "value": "622"
                    }, 
                    {
                        "value": "627"
                    }, 
                    {
                        "value": "631"
                    }, 
                    {
                        "value": "635"
                    }, 
                    {
                        "value": "639"
                    }, 
                    {
                        "value": "643"
                    }, 
                    {
                        "value": "646"
                    }, 
                    {
                        "value": "650"
                    }, 
                    {
                        "value": "653"
                    }, 
                    {
                        "value": "657"
                    }, 
                    {
                        "value": "660"
                    }, 
                    {
                        "value": "663"
                    }, 
                    {
                        "value": "666"
                    }, 
                    {
                        "value": "669"
                    }, 
                    {
                        "value": "672"
                    }, 
                    {
                        "value": "675"
                    }, 
                    {
                        "value": "678"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "325"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "425"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "475"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "525"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "575"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "625"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "675"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "725"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "775"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "825"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "875"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "925"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "975"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1025"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1075"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1125"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1175"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J/(mol$\\cdot$K", 
                        "scalars": [
                            {
                                "value": "56.4"
                            }, 
                            {
                                "value": "59.5"
                            }, 
                            {
                                "value": "62.2"
                            }, 
                            {
                                "value": "64.5"
                            }, 
                            {
                                "value": "66.5"
                            }, 
                            {
                                "value": "68.3"
                            }, 
                            {
                                "value": "69.9"
                            }, 
                            {
                                "value": "71.3"
                            }, 
                            {
                                "value": "72.6"
                            }, 
                            {
                                "value": "73.8"
                            }, 
                            {
                                "value": "74.9"
                            }, 
                            {
                                "value": "75.9"
                            }, 
                            {
                                "value": "76.9"
                            }, 
                            {
                                "value": "77.8"
                            }, 
                            {
                                "value": "78.6"
                            }, 
                            {
                                "value": "79.4"
                            }, 
                            {
                                "value": "80.2"
                            }, 
                            {
                                "value": "80.9"
                            }, 
                            {
                                "value": "81.5"
                            }, 
                            {
                                "value": "82.2"
                            }, 
                            {
                                "value": "82.8"
                            }, 
                            {
                                "value": "83.4"
                            }, 
                            {
                                "value": "83.9"
                            }, 
                            {
                                "value": "84.5"
                            }, 
                            {
                                "value": "85.0"
                            }, 
                            {
                                "value": "85.5"
                            }, 
                            {
                                "value": "86.0"
                            }, 
                            {
                                "value": "86.5"
                            }, 
                            {
                                "value": "86.9"
                            }, 
                            {
                                "value": "87.4"
                            }, 
                            {
                                "value": "87.8"
                            }, 
                            {
                                "value": "88.2"
                            }, 
                            {
                                "value": "88.6"
                            }, 
                            {
                                "value": "89.0"
                            }, 
                            {
                                "value": "89.4"
                            }, 
                            {
                                "value": "89.8"
                            }, 
                            {
                                "value": "90.2"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Refinement of the Thermodynamic Properties of Ruthenium Dioxide and Osmium Dioxide, K.T. Jacob, S. Mishra, and Y. Waseda, Journal of the American Ceramic Society, Vol. 83 7, pp. 1745-1752 (2000), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Osmium dioxide"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "OsO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Os-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "252"
                    }, 
                    {
                        "value": "264"
                    }, 
                    {
                        "value": "273"
                    }, 
                    {
                        "value": "282"
                    }, 
                    {
                        "value": "289"
                    }, 
                    {
                        "value": "296"
                    }, 
                    {
                        "value": "302"
                    }, 
                    {
                        "value": "307"
                    }, 
                    {
                        "value": "312"
                    }, 
                    {
                        "value": "316"
                    }, 
                    {
                        "value": "321"
                    }, 
                    {
                        "value": "324"
                    }, 
                    {
                        "value": "328"
                    }, 
                    {
                        "value": "331"
                    }, 
                    {
                        "value": "334"
                    }, 
                    {
                        "value": "337"
                    }, 
                    {
                        "value": "340"
                    }, 
                    {
                        "value": "343"
                    }, 
                    {
                        "value": "345"
                    }, 
                    {
                        "value": "348"
                    }, 
                    {
                        "value": "350"
                    }, 
                    {
                        "value": "352"
                    }, 
                    {
                        "value": "354"
                    }, 
                    {
                        "value": "356"
                    }, 
                    {
                        "value": "358"
                    }, 
                    {
                        "value": "360"
                    }, 
                    {
                        "value": "362"
                    }, 
                    {
                        "value": "364"
                    }, 
                    {
                        "value": "366"
                    }, 
                    {
                        "value": "367"
                    }, 
                    {
                        "value": "369"
                    }, 
                    {
                        "value": "371"
                    }, 
                    {
                        "value": "372"
                    }, 
                    {
                        "value": "374"
                    }, 
                    {
                        "value": "375"
                    }, 
                    {
                        "value": "377"
                    }, 
                    {
                        "value": "378"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "units": "K", 
                        "scalars": [
                            {
                                "value": "300"
                            }, 
                            {
                                "value": "325"
                            }, 
                            {
                                "value": "350"
                            }, 
                            {
                                "value": "375"
                            }, 
                            {
                                "value": "400"
                            }, 
                            {
                                "value": "425"
                            }, 
                            {
                                "value": "450"
                            }, 
                            {
                                "value": "475"
                            }, 
                            {
                                "value": "500"
                            }, 
                            {
                                "value": "525"
                            }, 
                            {
                                "value": "550"
                            }, 
                            {
                                "value": "575"
                            }, 
                            {
                                "value": "600"
                            }, 
                            {
                                "value": "625"
                            }, 
                            {
                                "value": "650"
                            }, 
                            {
                                "value": "675"
                            }, 
                            {
                                "value": "700"
                            }, 
                            {
                                "value": "725"
                            }, 
                            {
                                "value": "750"
                            }, 
                            {
                                "value": "775"
                            }, 
                            {
                                "value": "800"
                            }, 
                            {
                                "value": "825"
                            }, 
                            {
                                "value": "850"
                            }, 
                            {
                                "value": "875"
                            }, 
                            {
                                "value": "900"
                            }, 
                            {
                                "value": "925"
                            }, 
                            {
                                "value": "950"
                            }, 
                            {
                                "value": "975"
                            }, 
                            {
                                "value": "1000"
                            }, 
                            {
                                "value": "1025"
                            }, 
                            {
                                "value": "1050"
                            }, 
                            {
                                "value": "1075"
                            }, 
                            {
                                "value": "1100"
                            }, 
                            {
                                "value": "1125"
                            }, 
                            {
                                "value": "1150"
                            }, 
                            {
                                "value": "1175"
                            }, 
                            {
                                "value": "1200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J/(mol$\\cdot$K", 
                        "scalars": [
                            {
                                "value": "56.0"
                            }, 
                            {
                                "value": "58.6"
                            }, 
                            {
                                "value": "60.8"
                            }, 
                            {
                                "value": "62.7"
                            }, 
                            {
                                "value": "64.3"
                            }, 
                            {
                                "value": "65.8"
                            }, 
                            {
                                "value": "67.1"
                            }, 
                            {
                                "value": "68.3"
                            }, 
                            {
                                "value": "69.3"
                            }, 
                            {
                                "value": "70.3"
                            }, 
                            {
                                "value": "71.2"
                            }, 
                            {
                                "value": "72.1"
                            }, 
                            {
                                "value": "72.8"
                            }, 
                            {
                                "value": "73.6"
                            }, 
                            {
                                "value": "74.3"
                            }, 
                            {
                                "value": "74.9"
                            }, 
                            {
                                "value": "75.5"
                            }, 
                            {
                                "value": "76.1"
                            }, 
                            {
                                "value": "76.7"
                            }, 
                            {
                                "value": "77.2"
                            }, 
                            {
                                "value": "77.7"
                            }, 
                            {
                                "value": "78.2"
                            }, 
                            {
                                "value": "78.7"
                            }, 
                            {
                                "value": "79.2"
                            }, 
                            {
                                "value": "79.6"
                            }, 
                            {
                                "value": "80.0"
                            }, 
                            {
                                "value": "80.4"
                            }, 
                            {
                                "value": "80.8"
                            }, 
                            {
                                "value": "81.2"
                            }, 
                            {
                                "value": "81.6"
                            }, 
                            {
                                "value": "82.0"
                            }, 
                            {
                                "value": "82.4"
                            }, 
                            {
                                "value": "82.7"
                            }, 
                            {
                                "value": "83.1"
                            }, 
                            {
                                "value": "83.4"
                            }, 
                            {
                                "value": "83.7"
                            }, 
                            {
                                "value": "84.1"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
        "references": [
            {
                "citation": "$\\beta$-Sialon Ceramics Prepared at 1700 \u00b0C by Hot Isostatic Pressing, T. Ekstrom and P.O. Olsson, Journal of the American Ceramic Society, Vol. 72 9, pp. 1722-1724 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3-xAlxOxN4-x", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "7.603"
                    }, 
                    {
                        "value": "2.907"
                    }, 
                    {
                        "value": "7.633"
                    }, 
                    {
                        "value": "2.933"
                    }, 
                    {
                        "value": "7.662"
                    }, 
                    {
                        "value": "2.958"
                    }, 
                    {
                        "value": "7.692"
                    }, 
                    {
                        "value": "2.984"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.5"
                            }, 
                            {
                                "value": "1.5"
                            }
                        ], 
                        "name": "x"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
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            {
                "citation": "$\\beta$-Sialon Ceramics Prepared at 1700 \u00b0C by Hot Isostatic Pressing, T. Ekstrom and P.O. Olsson, Journal of the American Ceramic Society, Vol. 72 9, pp. 1722-1724 (1989), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Sialon"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3-xAlxOxN4-x", 
        "properties": [
            {
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                    {
                        "value": "Si-Al-O-N"
                    }
                ], 
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            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
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                ], 
                "name": "Crystallinity"
            }, 
            {
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                        "value": "3.16"
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                    {
                        "value": "3.16"
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                    {
                        "value": "3.16"
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                    {
                        "value": "3.15"
                    }, 
                    {
                        "value": "3.14"
                    }, 
                    {
                        "value": "3.11"
                    }, 
                    {
                        "value": "3.10"
                    }, 
                    {
                        "value": "3.09"
                    }, 
                    {
                        "value": "3.08"
                    }, 
                    {
                        "value": "3.06"
                    }, 
                    {
                        "value": "3.14"
                    }, 
                    {
                        "value": "3.21"
                    }, 
                    {
                        "value": "3.29"
                    }
                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
                    {
                        "units": "formula units", 
                        "scalars": [
                            {
                                "value": "0.10"
                            }, 
                            {
                                "value": "0.20"
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                            {
                                "value": "0.25"
                            }, 
                            {
                                "value": "0.37"
                            }, 
                            {
                                "value": "0.50"
                            }, 
                            {
                                "value": "0.75"
                            }, 
                            {
                                "value": "1.00"
                            }, 
                            {
                                "value": "1.25"
                            }, 
                            {
                                "value": "1.50"
                            }, 
                            {
                                "value": "1.75"
                            }, 
                            {
                                "value": "2.00"
                            }, 
                            {
                                "value": "2.12"
                            }, 
                            {
                                "value": "2.25"
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                        ], 
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                    }
                ], 
                "name": "Density"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
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            {
                "name": "Hot Isostatic Pressing"
            }
        ], 
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                "citation": "$\\beta$-Sialon Ceramics Prepared at 1700 \u00b0C by Hot Isostatic Pressing, T. Ekstrom and P.O. Olsson, Journal of the American Ceramic Society, Vol. 72 9, pp. 1722-1724 (1989), published by American Ceramic Society."
            }
        ], 
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        ], 
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            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Si3-xAlxOxN4-x", 
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            {
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                    {
                        "value": "Si-Al-O-N"
                    }
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                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
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                        "value": "3.2"
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                    {
                        "value": "2.9"
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                    {
                        "value": "3.0"
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                    {
                        "value": "3.0"
                    }, 
                    {
                        "value": "2.8"
                    }, 
                    {
                        "value": "3.4"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.5"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "3.4"
                    }
                ], 
                "units": "MPa m$^{1/2}$", 
                "conditions": [
                    {
                        "units": "formula units", 
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                                "value": "0.1"
                            }, 
                            {
                                "value": "0.5"
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                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.75"
                            }, 
                            {
                                "value": "2.0"
                            }, 
                            {
                                "value": "2.25"
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                            {
                                "value": "0.1"
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                            {
                                "value": "0.5"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "1.75"
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                            {
                                "value": "2.0"
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                            {
                                "value": "2.25"
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                    }, 
                    {
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                                "value": "1700"
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                            {
                                "value": "1700"
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                            {
                                "value": "1700"
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                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1700"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }
                ], 
                "name": "Fracture Toughness"
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        ]
    }, 
    {
        "category": "system.chemical", 
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                "name": "Hot Isostatic Pressing"
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        ], 
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                "citation": "$\\beta$-Sialon Ceramics Prepared at 1700 \u00b0C by Hot Isostatic Pressing, T. Ekstrom and P.O. Olsson, Journal of the American Ceramic Society, Vol. 72 9, pp. 1722-1724 (1989), published by American Ceramic Society."
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        ], 
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        ], 
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            }
        ], 
        "chemicalFormula": "Si3-xAlxOxN4-x", 
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            {
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                    {
                        "value": "14.7"
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                ], 
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                "conditions": [
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                                "value": "1700"
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                            {
                                "value": "1700"
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                            {
                                "value": "1700"
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                            {
                                "value": "1700"
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                            {
                                "value": "1825"
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                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
                            }, 
                            {
                                "value": "1825"
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                            {
                                "value": "1825"
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                            {
                                "value": "1825"
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        "category": "system.chemical", 
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                "name": "Sintering"
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            {
                "citation": "Mechanical Properties of Monolithic AlN and SiCw/AlN Composites, C.K. Unni and D.E. Gordon, Journal of Materials Science, Vol. 30, pp. 1173-1179 (1995), published by Chapman and Hall."
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        ], 
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                "name": "NIST_SRD-30"
            }
        ], 
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                        "value": "Al-N"
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            {
                "scalars": [
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                    {
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                                "value": "23"
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                "citation": "Mechanical Properties of Monolithic AlN and SiCw/AlN Composites, C.K. Unni and D.E. Gordon, Journal of Materials Science, Vol. 30, pp. 1173-1179 (1995), published by Chapman and Hall."
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        ], 
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                                "value": "23"
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        ], 
        "chemicalFormula": "AlN", 
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                        "value": "Al-N"
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            {
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                                "value": "23"
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            {
                "citation": "Mechanical Properties of Monolithic AlN and SiCw/AlN Composites, C.K. Unni and D.E. Gordon, Journal of Materials Science, Vol. 30, pp. 1173-1179 (1995), published by Chapman and Hall."
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                "name": "NIST_SRD-30"
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        ], 
        "chemicalFormula": "AlN.xSiC.yY2O3", 
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                        "value": "Al-N:SiC,Y"
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            {
                "scalars": [
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                        "value": "AlN"
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                    {
                        "value": "SiC"
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                    {
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                    {
                        "units": "%", 
                        "scalars": [
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                                "value": "68"
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                            {
                                "value": "30"
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                            {
                                "value": "2"
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                "citation": "Mechanical Properties of Monolithic AlN and SiCw/AlN Composites, C.K. Unni and D.E. Gordon, Journal of Materials Science, Vol. 30, pp. 1173-1179 (1995), published by Chapman and Hall."
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                "name": "NIST_SRD-30"
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        ], 
        "chemicalFormula": "AlN.xSiC.yY2O3", 
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                    {
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                ], 
                "units": "g cm$^{-3}$", 
                "conditions": [
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                        "units": "$^{\\circ}$C", 
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                                "value": "23"
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                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "1111"
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                            {
                                "value": "1112, 1115"
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                            {
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                        "name": "Billet Number"
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                ], 
                "name": "Density"
            }
        ]
    }, 
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                "name": "Hot Pressing"
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                "citation": "Mechanical Properties of Monolithic AlN and SiCw/AlN Composites, C.K. Unni and D.E. Gordon, Journal of Materials Science, Vol. 30, pp. 1173-1179 (1995), published by Chapman and Hall."
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                ], 
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                        "units": "g/cm$^{3}$", 
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                            {
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                    {
                        "units": "$^{\\circ}$C", 
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                "citation": "Mechanical Properties of Monolithic AlN and SiCw/AlN Composites, C.K. Unni and D.E. Gordon, Journal of Materials Science, Vol. 30, pp. 1173-1179 (1995), published by Chapman and Hall."
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        ], 
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                "name": "NIST_SRD-30"
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        ], 
        "chemicalFormula": "AlN.xSiC.yY2O3", 
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                "name": "Chemical Family"
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            {
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                        "value": "460"
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                    {
                        "uncertainty": "30", 
                        "value": "460"
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                    {
                        "uncertainty": "40", 
                        "value": "460"
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                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "g/cm$^{3}$", 
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                                "value": "3.18"
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                            {
                                "value": "3.24"
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                            {
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                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
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                                "value": "23"
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                        "name": "Temperature"
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                "name": "Hot Pressing"
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            {
                "citation": "Mechanical Properties of Monolithic AlN and SiCw/AlN Composites, C.K. Unni and D.E. Gordon, Journal of Materials Science, Vol. 30, pp. 1173-1179 (1995), published by Chapman and Hall."
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        ], 
        "names": [
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        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "AlN.xSiC.yY2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-N:SiC,Y"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "25", 
                        "value": "275"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Tensile Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "Mechanical Properties of High Purity Mullite at Elevated Temperatures, H. Ohira, M.G.M. Ismail, Y. Yamamoto, T. Akiba, and S. Somiya, Journal of the European Ceramic Society, Vol. 16, pp. 225-229 (1996), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "11000"
                    }, 
                    {
                        "value": "19000"
                    }, 
                    {
                        "value": "37000"
                    }, 
                    {
                        "value": "72000"
                    }, 
                    {
                        "value": "7100"
                    }, 
                    {
                        "value": "11000"
                    }, 
                    {
                        "value": "18000"
                    }, 
                    {
                        "value": "37000"
                    }, 
                    {
                        "value": "7200"
                    }, 
                    {
                        "value": "11000"
                    }
                ], 
                "units": "10$^{-9}$ s$^{-1}$", 
                "conditions": [
                    {
                        "units": "g/cm$^{3}$", 
                        "scalars": [
                            {
                                "value": "3.138"
                            }, 
                            {
                                "value": "3.138"
                            }, 
                            {
                                "value": "3.138"
                            }, 
                            {
                                "value": "3.138"
                            }, 
                            {
                                "value": "3.129"
                            }, 
                            {
                                "value": "3.129"
                            }, 
                            {
                                "value": "3.129"
                            }, 
                            {
                                "value": "3.129"
                            }, 
                            {
                                "value": "3.118"
                            }, 
                            {
                                "value": "3.118"
                            }
                        ], 
                        "name": "Density"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "4.0"
                            }
                        ], 
                        "name": "Grain Size"
                    }, 
                    {
                        "units": "MPa", 
                        "scalars": [
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                                "value": "21"
                            }, 
                            {
                                "value": "31"
                            }, 
                            {
                                "value": "53"
                            }, 
                            {
                                "value": "84"
                            }, 
                            {
                                "value": "33"
                            }, 
                            {
                                "value": "46"
                            }, 
                            {
                                "value": "67"
                            }, 
                            {
                                "value": "98"
                            }, 
                            {
                                "value": "58"
                            }, 
                            {
                                "value": "72"
                            }
                        ], 
                        "name": "Applied Stress"
                    }
                ], 
                "name": "Creep Rate"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "Mechanical Properties of High Purity Mullite at Elevated Temperatures, H. Ohira, M.G.M. Ismail, Y. Yamamoto, T. Akiba, and S. Somiya, Journal of the European Ceramic Society, Vol. 16, pp. 225-229 (1996), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Mullite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "3Al2O3.2SiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-Si-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "305"
                    }, 
                    {
                        "value": "336"
                    }, 
                    {
                        "value": "353"
                    }, 
                    {
                        "value": "407"
                    }, 
                    {
                        "value": "274"
                    }, 
                    {
                        "value": "291"
                    }, 
                    {
                        "value": "308"
                    }, 
                    {
                        "value": "326"
                    }, 
                    {
                        "value": "366"
                    }, 
                    {
                        "value": "224"
                    }, 
                    {
                        "value": "215"
                    }, 
                    {
                        "value": "250"
                    }, 
                    {
                        "value": "249"
                    }, 
                    {
                        "value": "249"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "23"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }, 
                            {
                                "value": "1500"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "$\\mu$m", 
                        "scalars": [
                            {
                                "value": "3.9"
                            }, 
                            {
                                "value": "3.2"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "3.2"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "1.8"
                            }, 
                            {
                                "value": "4.0"
                            }, 
                            {
                                "value": "3.2"
                            }, 
                            {
                                "value": "2.7"
                            }, 
                            {
                                "value": "2.1"
                            }, 
                            {
                                "value": "1.8"
                            }
                        ], 
                        "name": "Grain Size"
                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
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            {
                "citation": "The Microstructure Analysis of Cerium-Modified Barium Titanate Having Core-Shell Structured Grains, Y. Park and H.G. Kim, Ceramics International, Vol. 23, pp. 329-336 (1997), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Barium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.9974"
                    }, 
                    {
                        "value": "3.9989"
                    }, 
                    {
                        "value": "3.9996"
                    }, 
                    {
                        "value": "3.9847"
                    }, 
                    {
                        "value": "3.9854"
                    }, 
                    {
                        "value": "3.9882"
                    }, 
                    {
                        "value": "3.9910"
                    }, 
                    {
                        "value": "3.9939"
                    }, 
                    {
                        "value": "3.9973"
                    }, 
                    {
                        "value": "3.9974"
                    }, 
                    {
                        "value": "3.9982"
                    }, 
                    {
                        "value": "3.9989"
                    }, 
                    {
                        "value": "3.9997"
                    }, 
                    {
                        "value": "4.0025"
                    }, 
                    {
                        "value": "4.0053"
                    }, 
                    {
                        "value": "4.0080"
                    }, 
                    {
                        "value": "4.0101"
                    }, 
                    {
                        "value": "4.0101"
                    }, 
                    {
                        "value": "4.0108"
                    }, 
                    {
                        "value": "4.0105"
                    }, 
                    {
                        "value": "4.0099"
                    }, 
                    {
                        "value": "4.0106"
                    }, 
                    {
                        "value": "4.0100"
                    }, 
                    {
                        "value": "4.0101"
                    }, 
                    {
                        "value": "4.0095"
                    }, 
                    {
                        "value": "4.0278"
                    }, 
                    {
                        "value": "4.0279"
                    }, 
                    {
                        "value": "4.0259"
                    }, 
                    {
                        "value": "4.0240"
                    }, 
                    {
                        "value": "4.0234"
                    }, 
                    {
                        "value": "4.0194"
                    }, 
                    {
                        "value": "4.0161"
                    }, 
                    {
                        "value": "4.0121"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "a"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }, 
                            {
                                "value": "c"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "-120.0"
                            }, 
                            {
                                "value": "-100.0"
                            }, 
                            {
                                "value": "-80.0"
                            }, 
                            {
                                "value": "-80.0"
                            }, 
                            {
                                "value": "-70.0"
                            }, 
                            {
                                "value": "-50.0"
                            }, 
                            {
                                "value": "-30.0"
                            }, 
                            {
                                "value": "-10.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "20.0"
                            }, 
                            {
                                "value": "40.0"
                            }, 
                            {
                                "value": "60.0"
                            }, 
                            {
                                "value": "80.0"
                            }, 
                            {
                                "value": "100.0"
                            }, 
                            {
                                "value": "120.0"
                            }, 
                            {
                                "value": "130.0"
                            }, 
                            {
                                "value": "130.0"
                            }, 
                            {
                                "value": "140.0"
                            }, 
                            {
                                "value": "150.0"
                            }, 
                            {
                                "value": "-80.0"
                            }, 
                            {
                                "value": "-70.0"
                            }, 
                            {
                                "value": "-50.0"
                            }, 
                            {
                                "value": "-30.0"
                            }, 
                            {
                                "value": "-10.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "20.0"
                            }, 
                            {
                                "value": "40.0"
                            }, 
                            {
                                "value": "60.0"
                            }, 
                            {
                                "value": "80.0"
                            }, 
                            {
                                "value": "100.0"
                            }, 
                            {
                                "value": "120.0"
                            }, 
                            {
                                "value": "130.0"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Microstructure Analysis of Cerium-Modified Barium Titanate Having Core-Shell Structured Grains, Y. Park and H.G. Kim, Ceramics International, Vol. 23, pp. 329-336 (1997), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Barium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "4.2", 
                        "value": "20.4"
                    }, 
                    {
                        "uncertainty": "2.2", 
                        "value": "3.0"
                    }, 
                    {
                        "uncertainty": "0.37", 
                        "value": "1.8"
                    }, 
                    {
                        "uncertainty": "0.37", 
                        "value": "1.7"
                    }, 
                    {
                        "uncertainty": "0.32", 
                        "value": "1.7"
                    }
                ], 
                "units": "$\\mu$m", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }, 
                            {
                                "value": "B"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "E"
                            }
                        ], 
                        "name": "Specimen"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "1400"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "1280"
                            }, 
                            {
                                "value": "1300"
                            }, 
                            {
                                "value": "1320"
                            }
                        ], 
                        "name": "Sintering Temperature"
                    }, 
                    {
                        "units": "h", 
                        "scalars": [
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "0.167 (10 min)"
                            }, 
                            {
                                "value": "4"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "1000"
                            }
                        ], 
                        "name": "Sintering Time"
                    }
                ], 
                "name": "Grain Size"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Microstructure Analysis of Cerium-Modified Barium Titanate Having Core-Shell Structured Grains, Y. Park and H.G. Kim, Ceramics International, Vol. 23, pp. 329-336 (1997), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Barium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "482.9"
                    }, 
                    {
                        "value": "487.7"
                    }, 
                    {
                        "value": "492.5"
                    }, 
                    {
                        "value": "497.3"
                    }, 
                    {
                        "value": "502.1"
                    }, 
                    {
                        "value": "506.9"
                    }, 
                    {
                        "value": "511.7"
                    }, 
                    {
                        "value": "516.5"
                    }, 
                    {
                        "value": "521.3"
                    }, 
                    {
                        "value": "526.1"
                    }, 
                    {
                        "value": "530.9"
                    }, 
                    {
                        "value": "535.6"
                    }, 
                    {
                        "value": "540.4"
                    }, 
                    {
                        "value": "545.2"
                    }, 
                    {
                        "value": "550.0"
                    }, 
                    {
                        "value": "554.8"
                    }, 
                    {
                        "value": "559.6"
                    }, 
                    {
                        "value": "564.4"
                    }, 
                    {
                        "value": "569.2"
                    }, 
                    {
                        "value": "574.0"
                    }, 
                    {
                        "value": "578.8"
                    }, 
                    {
                        "value": "587.3"
                    }, 
                    {
                        "value": "594.9"
                    }, 
                    {
                        "value": "626.5"
                    }, 
                    {
                        "value": "658.2"
                    }, 
                    {
                        "value": "689.9"
                    }, 
                    {
                        "value": "721.6"
                    }, 
                    {
                        "value": "680.3"
                    }, 
                    {
                        "value": "637.7"
                    }, 
                    {
                        "value": "628.3"
                    }, 
                    {
                        "value": "615.1"
                    }, 
                    {
                        "value": "598.2"
                    }, 
                    {
                        "value": "601.2"
                    }, 
                    {
                        "value": "604.3"
                    }, 
                    {
                        "value": "607.3"
                    }, 
                    {
                        "value": "610.4"
                    }, 
                    {
                        "value": "613.4"
                    }, 
                    {
                        "value": "616.5"
                    }, 
                    {
                        "value": "619.5"
                    }, 
                    {
                        "value": "622.6"
                    }, 
                    {
                        "value": "625.6"
                    }, 
                    {
                        "value": "628.7"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "55"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "65"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "95"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "108.8"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "115"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "125"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "141.1"
                            }, 
                            {
                                "value": "145"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "185"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "195"
                            }, 
                            {
                                "value": "200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "112.6"
                            }, 
                            {
                                "value": "113.7"
                            }, 
                            {
                                "value": "114.8"
                            }, 
                            {
                                "value": "116.0"
                            }, 
                            {
                                "value": "117.1"
                            }, 
                            {
                                "value": "118.2"
                            }, 
                            {
                                "value": "119.3"
                            }, 
                            {
                                "value": "120.4"
                            }, 
                            {
                                "value": "121.6"
                            }, 
                            {
                                "value": "122.7"
                            }, 
                            {
                                "value": "123.8"
                            }, 
                            {
                                "value": "124.9"
                            }, 
                            {
                                "value": "126.0"
                            }, 
                            {
                                "value": "127.1"
                            }, 
                            {
                                "value": "128.3"
                            }, 
                            {
                                "value": "129.4"
                            }, 
                            {
                                "value": "130.5"
                            }, 
                            {
                                "value": "131.6"
                            }, 
                            {
                                "value": "132.7"
                            }, 
                            {
                                "value": "133.9"
                            }, 
                            {
                                "value": "135.0"
                            }, 
                            {
                                "value": "136.9"
                            }, 
                            {
                                "value": "138.7"
                            }, 
                            {
                                "value": "146.1"
                            }, 
                            {
                                "value": "153.5"
                            }, 
                            {
                                "value": "160.9"
                            }, 
                            {
                                "value": "168.3"
                            }, 
                            {
                                "value": "158.6"
                            }, 
                            {
                                "value": "148.7"
                            }, 
                            {
                                "value": "146.5"
                            }, 
                            {
                                "value": "143.4"
                            }, 
                            {
                                "value": "139.5"
                            }, 
                            {
                                "value": "140.2"
                            }, 
                            {
                                "value": "140.9"
                            }, 
                            {
                                "value": "141.6"
                            }, 
                            {
                                "value": "142.3"
                            }, 
                            {
                                "value": "143.1"
                            }, 
                            {
                                "value": "143.8"
                            }, 
                            {
                                "value": "144.5"
                            }, 
                            {
                                "value": "145.2"
                            }, 
                            {
                                "value": "145.9"
                            }, 
                            {
                                "value": "146.6"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Microstructure Analysis of Cerium-Modified Barium Titanate Having Core-Shell Structured Grains, Y. Park and H.G. Kim, Ceramics International, Vol. 23, pp. 329-336 (1997), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Barium titanate"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "7.8"
                    }, 
                    {
                        "value": "9.0"
                    }, 
                    {
                        "value": "10.4"
                    }, 
                    {
                        "value": "13.1"
                    }, 
                    {
                        "value": "9.8"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "0.6"
                    }, 
                    {
                        "value": "-6.1"
                    }, 
                    {
                        "value": "-10.0"
                    }, 
                    {
                        "value": "-1.2"
                    }, 
                    {
                        "value": "1.6"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.3"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "2.9"
                    }, 
                    {
                        "value": "-6.9"
                    }, 
                    {
                        "value": "-14.1"
                    }, 
                    {
                        "value": "-16.1"
                    }, 
                    {
                        "value": "-13.1"
                    }, 
                    {
                        "value": "-10.6"
                    }, 
                    {
                        "value": "4.1"
                    }, 
                    {
                        "value": "6.3"
                    }, 
                    {
                        "value": "7.3"
                    }, 
                    {
                        "value": "7.3"
                    }
                ], 
                "units": "x10$^{-6}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "A"
                            }
                        ], 
                        "name": "Specimen"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "-100.0"
                            }, 
                            {
                                "value": "-90.0"
                            }, 
                            {
                                "value": "-85.0"
                            }, 
                            {
                                "value": "-83.3"
                            }, 
                            {
                                "value": "-80.8"
                            }, 
                            {
                                "value": "-79.7"
                            }, 
                            {
                                "value": "-79.2"
                            }, 
                            {
                                "value": "-78.2"
                            }, 
                            {
                                "value": "-77.7"
                            }, 
                            {
                                "value": "-76.2"
                            }, 
                            {
                                "value": "-75.2"
                            }, 
                            {
                                "value": "-74.7"
                            }, 
                            {
                                "value": "-70.0"
                            }, 
                            {
                                "value": "-60.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "1.4"
                            }, 
                            {
                                "value": "3.9"
                            }, 
                            {
                                "value": "5.2"
                            }, 
                            {
                                "value": "7.7"
                            }, 
                            {
                                "value": "9.6"
                            }, 
                            {
                                "value": "12.2"
                            }, 
                            {
                                "value": "12.8"
                            }, 
                            {
                                "value": "13.4"
                            }, 
                            {
                                "value": "14.1"
                            }, 
                            {
                                "value": "15.3"
                            }, 
                            {
                                "value": "20.0"
                            }, 
                            {
                                "value": "30.0"
                            }, 
                            {
                                "value": "40.0"
                            }, 
                            {
                                "value": "100.0"
                            }, 
                            {
                                "value": "125.0"
                            }, 
                            {
                                "value": "125.9"
                            }, 
                            {
                                "value": "127.3"
                            }, 
                            {
                                "value": "128.2"
                            }, 
                            {
                                "value": "128.6"
                            }, 
                            {
                                "value": "129.5"
                            }, 
                            {
                                "value": "130.9"
                            }, 
                            {
                                "value": "131.0"
                            }, 
                            {
                                "value": "133.6"
                            }, 
                            {
                                "value": "135.0"
                            }, 
                            {
                                "value": "135.9"
                            }, 
                            {
                                "value": "140.0"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Microstructure Analysis of Cerium-Modified Barium Titanate Having Core-Shell Structured Grains, Y. Park and H.G. Kim, Ceramics International, Vol. 23, pp. 329-336 (1997), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Barium titanate composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3.xCeO2.yTiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.9954"
                    }, 
                    {
                        "value": "3.9962"
                    }, 
                    {
                        "value": "3.9983"
                    }, 
                    {
                        "value": "3.9867"
                    }, 
                    {
                        "value": "3.9867"
                    }, 
                    {
                        "value": "3.9903"
                    }, 
                    {
                        "value": "3.9924"
                    }, 
                    {
                        "value": "3.9952"
                    }, 
                    {
                        "value": "3.9994"
                    }, 
                    {
                        "value": "3.9994"
                    }, 
                    {
                        "value": "3.9995"
                    }, 
                    {
                        "value": "4.0010"
                    }, 
                    {
                        "value": "4.0017"
                    }, 
                    {
                        "value": "4.0052"
                    }
                ], 
                "units": "$\\AA$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }
                        ], 
                        "name": "Specimen"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "a"
                            }
                        ], 
                        "name": "Axis"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "-120.0"
                            }, 
                            {
                                "value": "-100.0"
                            }, 
                            {
                                "value": "-80.0"
                            }, 
                            {
                                "value": "-80.0"
                            }, 
                            {
                                "value": "-70.0"
                            }, 
                            {
                                "value": "-50.0"
                            }, 
                            {
                                "value": "-30.0"
                            }, 
                            {
                                "value": "-10.0"
                            }, 
                            {
                                "value": "10.0"
                            }, 
                            {
                                "value": "20.0"
                            }, 
                            {
                                "value": "40.0"
                            }, 
                            {
                                "value": "60.0"
                            }, 
                            {
                                "value": "80.0"
                            }, 
                            {
                                "value": "100.0"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Axis Length"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Microstructure Analysis of Cerium-Modified Barium Titanate Having Core-Shell Structured Grains, Y. Park and H.G. Kim, Ceramics International, Vol. 23, pp. 329-336 (1997), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Barium titanate composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3.xCeO2.yTiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "471.8"
                    }, 
                    {
                        "value": "475.0"
                    }, 
                    {
                        "value": "478.2"
                    }, 
                    {
                        "value": "481.4"
                    }, 
                    {
                        "value": "484.6"
                    }, 
                    {
                        "value": "487.8"
                    }, 
                    {
                        "value": "490.9"
                    }, 
                    {
                        "value": "494.1"
                    }, 
                    {
                        "value": "497.3"
                    }, 
                    {
                        "value": "500.5"
                    }, 
                    {
                        "value": "503.7"
                    }, 
                    {
                        "value": "506.9"
                    }, 
                    {
                        "value": "510.0"
                    }, 
                    {
                        "value": "513.2"
                    }, 
                    {
                        "value": "516.4"
                    }, 
                    {
                        "value": "519.6"
                    }, 
                    {
                        "value": "522.8"
                    }, 
                    {
                        "value": "526.0"
                    }, 
                    {
                        "value": "529.1"
                    }, 
                    {
                        "value": "532.3"
                    }, 
                    {
                        "value": "535.5"
                    }, 
                    {
                        "value": "541.1"
                    }, 
                    {
                        "value": "545.9"
                    }, 
                    {
                        "value": "565.9"
                    }, 
                    {
                        "value": "585.9"
                    }, 
                    {
                        "value": "605.9"
                    }, 
                    {
                        "value": "625.9"
                    }, 
                    {
                        "value": "598.6"
                    }, 
                    {
                        "value": "570.3"
                    }, 
                    {
                        "value": "564.1"
                    }, 
                    {
                        "value": "556.1"
                    }, 
                    {
                        "value": "545.7"
                    }, 
                    {
                        "value": "547.9"
                    }, 
                    {
                        "value": "550.1"
                    }, 
                    {
                        "value": "552.2"
                    }, 
                    {
                        "value": "554.4"
                    }, 
                    {
                        "value": "556.6"
                    }, 
                    {
                        "value": "558.7"
                    }, 
                    {
                        "value": "560.9"
                    }, 
                    {
                        "value": "563.1"
                    }, 
                    {
                        "value": "565.2"
                    }, 
                    {
                        "value": "567.4"
                    }, 
                    {
                        "value": "453.4"
                    }, 
                    {
                        "value": "455.3"
                    }, 
                    {
                        "value": "457.1"
                    }, 
                    {
                        "value": "458.9"
                    }, 
                    {
                        "value": "460.8"
                    }, 
                    {
                        "value": "462.6"
                    }, 
                    {
                        "value": "464.4"
                    }, 
                    {
                        "value": "466.3"
                    }, 
                    {
                        "value": "468.1"
                    }, 
                    {
                        "value": "469.9"
                    }, 
                    {
                        "value": "471.8"
                    }, 
                    {
                        "value": "473.6"
                    }, 
                    {
                        "value": "475.4"
                    }, 
                    {
                        "value": "477.3"
                    }, 
                    {
                        "value": "479.1"
                    }, 
                    {
                        "value": "481.0"
                    }, 
                    {
                        "value": "482.8"
                    }, 
                    {
                        "value": "484.6"
                    }, 
                    {
                        "value": "486.5"
                    }, 
                    {
                        "value": "488.3"
                    }, 
                    {
                        "value": "490.1"
                    }, 
                    {
                        "value": "493.4"
                    }, 
                    {
                        "value": "496.0"
                    }, 
                    {
                        "value": "506.8"
                    }, 
                    {
                        "value": "517.6"
                    }, 
                    {
                        "value": "528.5"
                    }, 
                    {
                        "value": "539.3"
                    }, 
                    {
                        "value": "523.7"
                    }, 
                    {
                        "value": "507.5"
                    }, 
                    {
                        "value": "504.0"
                    }, 
                    {
                        "value": "500.6"
                    }, 
                    {
                        "value": "496.3"
                    }, 
                    {
                        "value": "497.3"
                    }, 
                    {
                        "value": "498.2"
                    }, 
                    {
                        "value": "499.1"
                    }, 
                    {
                        "value": "500.0"
                    }, 
                    {
                        "value": "501.0"
                    }, 
                    {
                        "value": "501.9"
                    }, 
                    {
                        "value": "502.8"
                    }, 
                    {
                        "value": "503.8"
                    }, 
                    {
                        "value": "504.7"
                    }, 
                    {
                        "value": "505.6"
                    }, 
                    {
                        "value": "453.1"
                    }, 
                    {
                        "value": "453.6"
                    }, 
                    {
                        "value": "454.1"
                    }, 
                    {
                        "value": "454.7"
                    }, 
                    {
                        "value": "455.2"
                    }, 
                    {
                        "value": "455.7"
                    }, 
                    {
                        "value": "456.2"
                    }, 
                    {
                        "value": "456.7"
                    }, 
                    {
                        "value": "457.2"
                    }, 
                    {
                        "value": "457.7"
                    }, 
                    {
                        "value": "458.2"
                    }, 
                    {
                        "value": "458.7"
                    }, 
                    {
                        "value": "459.2"
                    }, 
                    {
                        "value": "459.8"
                    }, 
                    {
                        "value": "460.3"
                    }, 
                    {
                        "value": "460.8"
                    }, 
                    {
                        "value": "461.3"
                    }, 
                    {
                        "value": "461.8"
                    }, 
                    {
                        "value": "462.3"
                    }, 
                    {
                        "value": "462.8"
                    }, 
                    {
                        "value": "463.3"
                    }, 
                    {
                        "value": "464.2"
                    }, 
                    {
                        "value": "465.0"
                    }, 
                    {
                        "value": "468.4"
                    }, 
                    {
                        "value": "471.7"
                    }, 
                    {
                        "value": "475.1"
                    }, 
                    {
                        "value": "478.4"
                    }, 
                    {
                        "value": "473.2"
                    }, 
                    {
                        "value": "467.8"
                    }, 
                    {
                        "value": "466.6"
                    }, 
                    {
                        "value": "465.8"
                    }, 
                    {
                        "value": "464.8"
                    }, 
                    {
                        "value": "465.1"
                    }, 
                    {
                        "value": "465.4"
                    }, 
                    {
                        "value": "465.7"
                    }, 
                    {
                        "value": "466.0"
                    }, 
                    {
                        "value": "466.3"
                    }, 
                    {
                        "value": "466.6"
                    }, 
                    {
                        "value": "467.0"
                    }, 
                    {
                        "value": "467.3"
                    }, 
                    {
                        "value": "467.6"
                    }, 
                    {
                        "value": "467.9"
                    }
                ], 
                "units": "J kg$^{-1}$ K$^{-1}$", 
                "conditions": [
                    {
                        "scalars": [
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "C"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "D"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }, 
                            {
                                "value": "E"
                            }
                        ], 
                        "name": "Specimen"
                    }, 
                    {
                        "units": "$^{\\circ}$C", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "55"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "65"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "95"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "108.8"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "115"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "125"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "141.1"
                            }, 
                            {
                                "value": "145"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "185"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "195"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "55"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "65"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "95"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "108.8"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "115"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "125"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "141.1"
                            }, 
                            {
                                "value": "145"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "185"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "195"
                            }, 
                            {
                                "value": "200"
                            }, 
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "5"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "15"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "30"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "40"
                            }, 
                            {
                                "value": "45"
                            }, 
                            {
                                "value": "50"
                            }, 
                            {
                                "value": "55"
                            }, 
                            {
                                "value": "60"
                            }, 
                            {
                                "value": "65"
                            }, 
                            {
                                "value": "70"
                            }, 
                            {
                                "value": "75"
                            }, 
                            {
                                "value": "80"
                            }, 
                            {
                                "value": "85"
                            }, 
                            {
                                "value": "90"
                            }, 
                            {
                                "value": "95"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "108.8"
                            }, 
                            {
                                "value": "110"
                            }, 
                            {
                                "value": "115"
                            }, 
                            {
                                "value": "120"
                            }, 
                            {
                                "value": "125"
                            }, 
                            {
                                "value": "130"
                            }, 
                            {
                                "value": "135"
                            }, 
                            {
                                "value": "140"
                            }, 
                            {
                                "value": "141.1"
                            }, 
                            {
                                "value": "145"
                            }, 
                            {
                                "value": "150"
                            }, 
                            {
                                "value": "155"
                            }, 
                            {
                                "value": "160"
                            }, 
                            {
                                "value": "165"
                            }, 
                            {
                                "value": "170"
                            }, 
                            {
                                "value": "175"
                            }, 
                            {
                                "value": "180"
                            }, 
                            {
                                "value": "185"
                            }, 
                            {
                                "value": "190"
                            }, 
                            {
                                "value": "195"
                            }, 
                            {
                                "value": "200"
                            }
                        ], 
                        "name": "Temperature"
                    }, 
                    {
                        "units": "J$\\cdot$mol$^{-1}$ K$^{-1}$", 
                        "scalars": [
                            {
                                "value": "108.3"
                            }, 
                            {
                                "value": "109.0"
                            }, 
                            {
                                "value": "109.8"
                            }, 
                            {
                                "value": "110.5"
                            }, 
                            {
                                "value": "111.2"
                            }, 
                            {
                                "value": "112.0"
                            }, 
                            {
                                "value": "112.7"
                            }, 
                            {
                                "value": "113.4"
                            }, 
                            {
                                "value": "114.2"
                            }, 
                            {
                                "value": "114.9"
                            }, 
                            {
                                "value": "115.6"
                            }, 
                            {
                                "value": "116.3"
                            }, 
                            {
                                "value": "117.1"
                            }, 
                            {
                                "value": "117.8"
                            }, 
                            {
                                "value": "118.5"
                            }, 
                            {
                                "value": "119.3"
                            }, 
                            {
                                "value": "120.0"
                            }, 
                            {
                                "value": "120.7"
                            }, 
                            {
                                "value": "121.5"
                            }, 
                            {
                                "value": "122.2"
                            }, 
                            {
                                "value": "122.9"
                            }, 
                            {
                                "value": "124.2"
                            }, 
                            {
                                "value": "125.3"
                            }, 
                            {
                                "value": "129.9"
                            }, 
                            {
                                "value": "134.5"
                            }, 
                            {
                                "value": "139.1"
                            }, 
                            {
                                "value": "143.7"
                            }, 
                            {
                                "value": "137.4"
                            }, 
                            {
                                "value": "130.9"
                            }, 
                            {
                                "value": "129.5"
                            }, 
                            {
                                "value": "127.6"
                            }, 
                            {
                                "value": "125.3"
                            }, 
                            {
                                "value": "125.8"
                            }, 
                            {
                                "value": "126.3"
                            }, 
                            {
                                "value": "126.8"
                            }, 
                            {
                                "value": "127.3"
                            }, 
                            {
                                "value": "127.8"
                            }, 
                            {
                                "value": "128.3"
                            }, 
                            {
                                "value": "128.8"
                            }, 
                            {
                                "value": "129.3"
                            }, 
                            {
                                "value": "129.8"
                            }, 
                            {
                                "value": "130.2"
                            }, 
                            {
                                "value": "104.1"
                            }, 
                            {
                                "value": "104.5"
                            }, 
                            {
                                "value": "104.9"
                            }, 
                            {
                                "value": "105.3"
                            }, 
                            {
                                "value": "105.8"
                            }, 
                            {
                                "value": "106.2"
                            }, 
                            {
                                "value": "106.6"
                            }, 
                            {
                                "value": "107.0"
                            }, 
                            {
                                "value": "107.5"
                            }, 
                            {
                                "value": "107.9"
                            }, 
                            {
                                "value": "108.3"
                            }, 
                            {
                                "value": "108.7"
                            }, 
                            {
                                "value": "109.1"
                            }, 
                            {
                                "value": "109.6"
                            }, 
                            {
                                "value": "110.0"
                            }, 
                            {
                                "value": "110.4"
                            }, 
                            {
                                "value": "110.8"
                            }, 
                            {
                                "value": "111.2"
                            }, 
                            {
                                "value": "111.7"
                            }, 
                            {
                                "value": "112.1"
                            }, 
                            {
                                "value": "112.5"
                            }, 
                            {
                                "value": "113.2"
                            }, 
                            {
                                "value": "113.8"
                            }, 
                            {
                                "value": "116.3"
                            }, 
                            {
                                "value": "118.8"
                            }, 
                            {
                                "value": "121.3"
                            }, 
                            {
                                "value": "123.8"
                            }, 
                            {
                                "value": "120.2"
                            }, 
                            {
                                "value": "116.5"
                            }, 
                            {
                                "value": "115.7"
                            }, 
                            {
                                "value": "114.9"
                            }, 
                            {
                                "value": "113.9"
                            }, 
                            {
                                "value": "114.1"
                            }, 
                            {
                                "value": "114.4"
                            }, 
                            {
                                "value": "114.6"
                            }, 
                            {
                                "value": "114.8"
                            }, 
                            {
                                "value": "115.0"
                            }, 
                            {
                                "value": "115.2"
                            }, 
                            {
                                "value": "115.4"
                            }, 
                            {
                                "value": "115.6"
                            }, 
                            {
                                "value": "115.9"
                            }, 
                            {
                                "value": "116.1"
                            }, 
                            {
                                "value": "104.0"
                            }, 
                            {
                                "value": "104.1"
                            }, 
                            {
                                "value": "104.2"
                            }, 
                            {
                                "value": "104.4"
                            }, 
                            {
                                "value": "104.5"
                            }, 
                            {
                                "value": "104.6"
                            }, 
                            {
                                "value": "104.7"
                            }, 
                            {
                                "value": "104.8"
                            }, 
                            {
                                "value": "105.0"
                            }, 
                            {
                                "value": "105.1"
                            }, 
                            {
                                "value": "105.2"
                            }, 
                            {
                                "value": "105.3"
                            }, 
                            {
                                "value": "105.4"
                            }, 
                            {
                                "value": "105.5"
                            }, 
                            {
                                "value": "105.7"
                            }, 
                            {
                                "value": "105.8"
                            }, 
                            {
                                "value": "105.9"
                            }, 
                            {
                                "value": "106.0"
                            }, 
                            {
                                "value": "106.1"
                            }, 
                            {
                                "value": "106.2"
                            }, 
                            {
                                "value": "106.4"
                            }, 
                            {
                                "value": "106.6"
                            }, 
                            {
                                "value": "106.7"
                            }, 
                            {
                                "value": "107.5"
                            }, 
                            {
                                "value": "108.3"
                            }, 
                            {
                                "value": "109.0"
                            }, 
                            {
                                "value": "109.8"
                            }, 
                            {
                                "value": "108.6"
                            }, 
                            {
                                "value": "107.4"
                            }, 
                            {
                                "value": "107.1"
                            }, 
                            {
                                "value": "106.9"
                            }, 
                            {
                                "value": "106.7"
                            }, 
                            {
                                "value": "106.8"
                            }, 
                            {
                                "value": "106.8"
                            }, 
                            {
                                "value": "106.9"
                            }, 
                            {
                                "value": "107.0"
                            }, 
                            {
                                "value": "107.0"
                            }, 
                            {
                                "value": "107.1"
                            }, 
                            {
                                "value": "107.2"
                            }, 
                            {
                                "value": "107.3"
                            }, 
                            {
                                "value": "107.3"
                            }, 
                            {
                                "value": "107.4"
                            }
                        ], 
                        "name": "Molar Heat Capacity"
                    }
                ], 
                "name": "Specific Heat"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Sintering"
            }
        ], 
        "references": [
            {
                "citation": "The Microstructure Analysis of Cerium-Modified Barium Titanate Having Core-Shell Structured Grains, Y. Park and H.G. Kim, Ceramics International, Vol. 23, pp. 329-336 (1997), published by Elsevier Science Ltd.."
            }
        ], 
        "names": [
            "Barium titanate composite"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "BaTiO3.xCeO2.yTiO2", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Ba-Ti-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "3.9"
                    }, 
                    {
                        "value": "4.9"
                    }, 
                    {
                        "value": "6.1"
                    }, 
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "6.7"
                    }, 
                    {
                        "value": "5.5"
                    }, 
                    {
                        "value": "3.7"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.4"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "0.0"
                    }, 
                    {
                        "value": "-3.3"
                    }, 
                    {
                        "value": "-4.9"
                    }, 
                    {
                        "value": "-8.2"
                    }, 
                    {
                        "value": "-5.1"
                    }, 
                    {
                        "value": "-3.9"
                    }, 
                    {
                        "value": "-2.4"
                    }, 
                    {
                        "value": "-1.0"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.5"
                    }, 
                    {
                        "value": "3.3"
                    }, 
                    {
                        "value": "2.2"
                    }, 
                    {
                        "value": "-5.9"
                    }, 
                    {
                        "value": "-11.2"
                    }, 
                    {
                        "value": "-8.2"
                    }, 
                    {
                        "value": "-6.5"
                    }, 
                    {
                        "value": "3.1"
                    }, 
                    {
                        "value": "4.7"
                    }, 
                    {
                        "value": "5.7"
                    }, 
                    {
                        "value": "5.9"
                    }, 
                    {
                        "value": "5.9"
                    }, 
                    {
                        "value": "2.4"
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                                "value": "E"
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                                "value": "E"
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                                "value": "129.1"
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                            {
                                "value": "130.0"
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                                "value": "131.4"
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                                "value": "-81.3"
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                            {
                                "value": "-80.3"
                            }, 
                            {
                                "value": "-79.7"
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                                "value": "-79.2"
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                            {
                                "value": "-75.7"
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                                "value": "-74.7"
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                            {
                                "value": "-70.0"
                            }, 
                            {
                                "value": "-60.0"
                            }, 
                            {
                                "value": "0.0"
                            }, 
                            {
                                "value": "4.6"
                            }, 
                            {
                                "value": "5.8"
                            }, 
                            {
                                "value": "7.7"
                            }, 
                            {
                                "value": "9.6"
                            }, 
                            {
                                "value": "10.9"
                            }, 
                            {
                                "value": "11.5"
                            }, 
                            {
                                "value": "12.8"
                            }, 
                            {
                                "value": "13.4"
                            }, 
                            {
                                "value": "20.0"
                            }, 
                            {
                                "value": "100.0"
                            }, 
                            {
                                "value": "125.0"
                            }, 
                            {
                                "value": "125.5"
                            }, 
                            {
                                "value": "126.8"
                            }, 
                            {
                                "value": "127.7"
                            }, 
                            {
                                "value": "128.9"
                            }, 
                            {
                                "value": "129.8"
                            }, 
                            {
                                "value": "131"
                            }, 
                            {
                                "value": "131.9"
                            }, 
                            {
                                "value": "132.8"
                            }, 
                            {
                                "value": "133.7"
                            }, 
                            {
                                "value": "135.0"
                            }, 
                            {
                                "value": "140.0"
                            }
                        ], 
                        "name": "Temperature"
                    }
                ], 
                "name": "Thermal Expansion"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "references": [
            {
                "citation": "Corrosion Behavior of Alumina Ceramics in Caustic Alkaline Solutions at High Temperatures, T. Sato, S. Sato, A. Okuwaki, and S. Tanaka, Journal of the American Ceramic Society, Vol. 74 12, pp. 3081-3084 (1991), published by American Ceramic Society."
            }
        ], 
        "names": [
            "Alumina"
        ], 
        "licenses": [
            {
                "name": "NIST_SRD-30"
            }
        ], 
        "chemicalFormula": "Al2O3", 
        "properties": [
            {
                "scalars": [
                    {
                        "value": "Al-O"
                    }
                ], 
                "name": "Chemical Family"
            }, 
            {
                "scalars": [
                    {
                        "value": "Polycrystalline"
                    }
                ], 
                "name": "Crystallinity"
            }, 
            {
                "scalars": [
                    {
                        "value": "Toshiba"
                    }
                ], 
                "name": "Manufacturer"
            }, 
            {
                "scalars": [
                    {
                        "uncertainty": "50", 
                        "value": "250"
                    }, 
                    {
                        "value": "188"
                    }, 
                    {
                        "value": "165"
                    }, 
                    {
                        "value": "140"
                    }, 
                    {
                        "value": "100"
                    }, 
                    {
                        "value": "90"
                    }, 
                    {
                        "value": "95"
                    }, 
                    {
                        "value": "77"
                    }, 
                    {
                        "value": "75"
                    }, 
                    {
                        "value": "60"
                    }, 
                    {
                        "value": "60"
                    }, 
                    {
                        "value": "30"
                    }, 
                    {
                        "value": "20"
                    }, 
                    {
                        "value": "13"
                    }, 
                    {
                        "value": "0"
                    }
                ], 
                "units": "MPa", 
                "conditions": [
                    {
                        "units": "%", 
                        "scalars": [
                            {
                                "value": "0"
                            }, 
                            {
                                "value": "2"
                            }, 
                            {
                                "value": "3"
                            }, 
                            {
                                "value": "8"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "14"
                            }, 
                            {
                                "value": "17"
                            }, 
                            {
                                "value": "20"
                            }, 
                            {
                                "value": "25"
                            }, 
                            {
                                "value": "24"
                            }, 
                            {
                                "value": "35"
                            }, 
                            {
                                "value": "39"
                            }, 
                            {
                                "value": "62"
                            }, 
                            {
                                "value": "66"
                            }, 
                            {
                                "value": "90"
                            }
                        ], 
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                    }
                ], 
                "name": "Flexural Strength"
            }
        ]
    }, 
    {
        "category": "system.chemical", 
        "preparation": [
            {
                "name": "Crystal Growth"
            }
        ], 
        "references": [
            {
                "citation": "Environment and Time Dependent Hardness in Zirconia, A.S. Pereira and J.A.H. da Jornada, Journal of Materials Research, Vol. 9 5, pp. 1059-1062 (1994), published by Materials Research Society."
            }
        ], 
        "names": [
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                        "value": "Zr-O"
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                "name": "Chemical Family"
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            {
                "scalars": [
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            {
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                    {
                        "value": "6.2"
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                    {
                        "value": "5.0"
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                    {
                        "value": "4.6"
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                    {
                        "value": "3.8"
                    }, 
                    {
                        "value": "6.9"
                    }, 
                    {
                        "value": "6.4"
                    }, 
                    {
                        "value": "7.0"
                    }, 
                    {
                        "value": "7.2"
                    }, 
                    {
                        "value": "7.2"
                    }, 
                    {
                        "value": "6.6"
                    }, 
                    {
                        "value": "5.2"
                    }, 
                    {
                        "value": "4.8"
                    }, 
                    {
                        "value": "4.4"
                    }, 
                    {
                        "value": "4.1"
                    }
                ], 
                "units": "GPa", 
                "conditions": [
                    {
                        "units": "ks", 
                        "scalars": [
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.1"
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                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "10"
                            }, 
                            {
                                "value": "100"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.04"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "1.7"
                            }, 
                            {
                                "value": "4.2"
                            }, 
                            {
                                "value": "0.01"
                            }, 
                            {
                                "value": "0.1"
                            }, 
                            {
                                "value": "1.0"
                            }, 
                            {
                                "value": "10"
                            }
                        ], 
                        "name": "Indentation Time"
                    }, 
                    {
                        "scalars": [
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "air"
                            }, 
                            {
                                "value": "toluene"
                            }, 
                            {
                                "value": "toluene"
                            }, 
                            {
                                "value": "toluene"
                            }, 
                            {
                                "value": "toluene"
                            }, 
                            {
                                "value": "toluene"
                            }, 
                            {
                                "value": "toluene"
                            }, 
                            {
                                "value": "water"
                            }, 
                            {
                                "value": "water"
                            }, 
                            {
                                "value": "water"
                            }, 
                            {
                                "value": "water"
                            }
                        ], 
                        "name": "Environment"
                    }
                ], 
                "name": "Hardness"
            }
        ]
    }
]